diff --git a/composer.json b/composer.json
index a731c755..2f5544ec 100644
--- a/composer.json
+++ b/composer.json
@@ -45,7 +45,8 @@
         "vimeo/psalm": "^5.26.1 || ^6.8.8",
         "vlucas/phpdotenv": "^5.6.1",
         "yiisoft/aliases": "^2.0",
-        "yiisoft/cache-file": "^3.2",
+        "yiisoft/psr-dummy-provider": "^1.0",
+        "yiisoft/test-support": "^3.0",
         "yiisoft/var-dumper": "^1.7"
     },
     "provide": {
diff --git a/tests/Builder/InconditionBuilderTest.php b/tests/Builder/InConditionBuilderTest.php
similarity index 75%
rename from tests/Builder/InconditionBuilderTest.php
rename to tests/Builder/InConditionBuilderTest.php
index 38ed4001..b1c76578 100644
--- a/tests/Builder/InconditionBuilderTest.php
+++ b/tests/Builder/InConditionBuilderTest.php
@@ -4,25 +4,24 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Builder;
 
-use PHPUnit\Framework\TestCase;
 use Yiisoft\Db\Exception\NotSupportedException;
 use Yiisoft\Db\Mssql\Builder\InBuilder;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
 use Yiisoft\Db\Query\Query;
 use Yiisoft\Db\QueryBuilder\Condition\In;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
- *
- * @psalm-suppress PropertyNotSetInConstructor
  */
-final class InconditionBuilderTest extends TestCase
+final class InConditionBuilderTest extends IntegrationTestCase
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
     public function testBuildSubqueryInCondition(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
+
         $inCondition = new In(
             ['id'],
             (new Query($db))->select('id')->from('users')->where(['active' => 1]),
diff --git a/tests/ColumnBuilderTest.php b/tests/ColumnBuilderTest.php
index 85ba62dd..02fcf419 100644
--- a/tests/ColumnBuilderTest.php
+++ b/tests/ColumnBuilderTest.php
@@ -6,16 +6,13 @@
 
 use PHPUnit\Framework\Attributes\DataProviderExternal;
 use Yiisoft\Db\Mssql\Tests\Provider\ColumnBuilderProvider;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
-use Yiisoft\Db\Tests\AbstractColumnBuilderTest;
+use Yiisoft\Db\Tests\Common\CommonColumnBuilderTest;
 
 /**
  * @group mssql
  */
-class ColumnBuilderTest extends AbstractColumnBuilderTest
+class ColumnBuilderTest extends CommonColumnBuilderTest
 {
-    use TestTrait;
-
     #[DataProviderExternal(ColumnBuilderProvider::class, 'buildingMethods')]
     public function testBuildingMethods(
         string $buildingMethod,
diff --git a/tests/ColumnFactoryTest.php b/tests/ColumnFactoryTest.php
index 552ec33f..2930f3cf 100644
--- a/tests/ColumnFactoryTest.php
+++ b/tests/ColumnFactoryTest.php
@@ -7,17 +7,14 @@
 use PHPUnit\Framework\Attributes\DataProviderExternal;
 use Yiisoft\Db\Mssql\Column\ColumnFactory;
 use Yiisoft\Db\Mssql\Tests\Provider\ColumnFactoryProvider;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
 use Yiisoft\Db\Schema\Column\ColumnInterface;
-use Yiisoft\Db\Tests\AbstractColumnFactoryTest;
+use Yiisoft\Db\Tests\Common\CommonColumnFactoryTest;
 
 /**
  * @group mssql
  */
-final class ColumnFactoryTest extends AbstractColumnFactoryTest
+final class ColumnFactoryTest extends CommonColumnFactoryTest
 {
-    use TestTrait;
-
     #[DataProviderExternal(ColumnFactoryProvider::class, 'dbTypes')]
     public function testFromDbType(string $dbType, string $expectedType, string $expectedInstanceOf): void
     {
diff --git a/tests/ColumnTest.php b/tests/ColumnTest.php
index da7e8f8b..bcc6f08d 100644
--- a/tests/ColumnTest.php
+++ b/tests/ColumnTest.php
@@ -13,7 +13,7 @@
 use Yiisoft\Db\Expression\Value\Param;
 use Yiisoft\Db\Mssql\Column\BinaryColumn;
 use Yiisoft\Db\Mssql\Tests\Provider\ColumnProvider;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
 use Yiisoft\Db\Schema\Column\BooleanColumn;
 use Yiisoft\Db\Schema\Column\ColumnInterface;
 use Yiisoft\Db\Schema\Column\DoubleColumn;
@@ -30,11 +30,11 @@
  */
 final class ColumnTest extends CommonColumnTest
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
     public function testSelectWithPhpTypecasting(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $sql = "SELECT null AS [null], 1 AS [1], 2.5 AS [2.5], 'string' AS [string]";
 
@@ -80,7 +80,9 @@ public function testSelectWithPhpTypecasting(): void
 
     public function testColumnInstance()
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
+
         $schema = $db->getSchema();
         $tableSchema = $schema->getTableSchema('type');
 
@@ -163,4 +165,9 @@ protected function assertTypecastedValues(array $result, bool $allTypecasted = f
             $this->assertSame('[{"a":1,"b":null,"c":[1,3,5]}]', $result['json_col']);
         }
     }
+
+    protected function createTimestampDefaultValue(): mixed
+    {
+        return new Expression('getdate()');
+    }
 }
diff --git a/tests/CommandTest.php b/tests/CommandTest.php
index 51302715..750a588d 100644
--- a/tests/CommandTest.php
+++ b/tests/CommandTest.php
@@ -4,6 +4,7 @@
 
 namespace Yiisoft\Db\Mssql\Tests;
 
+use Closure;
 use PHPUnit\Framework\Attributes\DataProviderExternal;
 use Yiisoft\Db\Constraint\Index;
 use Yiisoft\Db\Exception\IntegrityException;
@@ -13,7 +14,8 @@
 use Yiisoft\Db\Mssql\Column\ColumnBuilder;
 use Yiisoft\Db\Mssql\IndexType;
 use Yiisoft\Db\Mssql\Tests\Provider\CommandProvider;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\TestConnection;
 use Yiisoft\Db\Query\Query;
 use Yiisoft\Db\Tests\Common\CommonCommandTest;
 
@@ -25,13 +27,12 @@
  */
 final class CommandTest extends CommonCommandTest
 {
-    use TestTrait;
-
-    protected string $upsertTestCharCast = 'CAST([[address]] AS VARCHAR(255))';
+    use IntegrationTestTrait;
 
     public function testAlterColumn(): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $command = $db->createCommand();
         $command->alterColumn('{{customer}}', 'email', 'ntext')->execute();
@@ -44,7 +45,7 @@ public function testAlterColumn(): void
 
     public function testCheckIntegrity(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
         $command->checkIntegrity('{{dbo}}', '{{customer}}');
@@ -60,7 +61,8 @@ public function testCheckIntegrity(): void
 
     public function testCheckIntegrityExecuteException(): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $command = $db->createCommand();
         $command->checkIntegrity('{{dbo}}', '{{T_constraints_3}}', false)->execute();
@@ -84,7 +86,8 @@ public function testGetRawSql(string $sql, array $params, string $expectedRawSql
     #[DataProviderExternal(CommandProvider::class, 'dataInsertVarbinary')]
     public function testInsertVarbinary(mixed $expectedData, mixed $testData): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $command = $db->createCommand();
 
@@ -99,7 +102,8 @@ public function testInsertVarbinary(mixed $expectedData, mixed $testData): void
 
     public function testInsertReturningPksWithComputedColumn(): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $command = $db->createCommand();
         $command->setSql(
@@ -132,7 +136,8 @@ public function testInsertReturningPksWithComputedColumn(): void
 
     public function testInsertReturningPksWithRowVersionColumn(): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $command = $db->createCommand();
         $command->setSql(
@@ -148,7 +153,8 @@ public function testInsertReturningPksWithRowVersionColumn(): void
 
     public function testInsertReturningPksWithRowVersionNullColumn(): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $command = $db->createCommand();
         $command->setSql(
@@ -167,7 +173,8 @@ public function testInsertReturningPksWithRowVersionNullColumn(): void
 
     public function testResetSequence(): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $command = $db->createCommand();
         $oldRow = $command->insertReturningPks('{{item}}', ['name' => 'insert_value_for_sequence', 'category_id' => 1]);
@@ -183,7 +190,7 @@ public function testUpdate(
         string $table,
         array $columns,
         array|ExpressionInterface|string $conditions,
-        array|ExpressionInterface|string|null $from,
+        Closure|array|ExpressionInterface|string|null $from,
         array $params,
         array $expectedValues,
         int $expectedCount,
@@ -198,14 +205,15 @@ public function testUpdate(
     }
 
     #[DataProviderExternal(CommandProvider::class, 'upsert')]
-    public function testUpsert(array $firstData, array $secondData): void
+    public function testUpsert(Closure|array $firstData, Closure|array $secondData): void
     {
         parent::testUpsert($firstData, $secondData);
     }
 
     public function testQueryScalarWithBlob(): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $value = json_encode(['test'], JSON_THROW_ON_ERROR);
         $db->createCommand()->insert('{{%T_upsert_varbinary}}', ['id' => 1, 'blob_col' => $value])->execute();
@@ -216,7 +224,7 @@ public function testQueryScalarWithBlob(): void
 
     public function testAddDefaultValueSql(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
@@ -230,7 +238,7 @@ public function testAddDefaultValueSql(): void
 
     public function testDropDefaultValueSql(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
@@ -244,7 +252,7 @@ public function testDropDefaultValueSql(): void
 
     public function testDropTableCascade(): void
     {
-        $command = $this->getConnection()->createCommand();
+        $command = $this->getSharedConnection()->createCommand();
 
         $this->expectException(NotSupportedException::class);
         $this->expectExceptionMessage('MSSQL doesn\'t support cascade drop table.');
@@ -254,19 +262,21 @@ public function testDropTableCascade(): void
     public function testShowDatabases(): void
     {
         $expectedDatabases = [];
-        if (self::getDatabaseName() !== 'tempdb') {
-            $expectedDatabases[] = self::getDatabaseName();
+        if (TestConnection::databaseName() !== 'tempdb') {
+            $expectedDatabases[] = TestConnection::databaseName();
         }
 
-        $actualDatabases = self::getDb()->createCommand()->showDatabases();
+        $actualDatabases = $this->getSharedConnection()->createCommand()->showDatabases();
 
         $this->assertSame($expectedDatabases, $actualDatabases);
     }
 
-    /** @link https://github.com/yiisoft/db-migration/issues/11 */
+    /**
+     * @link https://github.com/yiisoft/db-migration/issues/11
+     */
     public function testAlterColumnWithDefaultNull()
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
         $command = $db->createCommand();
 
         if ($db->getTableSchema('column_with_constraint', true) !== null) {
@@ -295,7 +305,7 @@ public function testCreateIndex(array $columns, array $indexColumns, ?string $in
 
     public function testCreateClusteredColumnstoreIndex(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
         $schema = $db->getSchema();
@@ -320,7 +330,7 @@ public function testCreateClusteredColumnstoreIndex(): void
 
     public function testCreateXmlIndex(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
         $command = $db->createCommand();
         $schema = $db->getSchema();
 
@@ -357,4 +367,9 @@ public function testBatchInsert(
     ): void {
         parent::testBatchInsert($table, $values, $columns, $expected, $expectedParams, $insertedRow);
     }
+
+    protected function getUpsertTestCharCast(): string
+    {
+        return 'CAST([[address]] AS VARCHAR(255))';
+    }
 }
diff --git a/tests/ConnectionTest.php b/tests/ConnectionTest.php
index 17cc196d..2b1684a1 100644
--- a/tests/ConnectionTest.php
+++ b/tests/ConnectionTest.php
@@ -9,9 +9,10 @@
 use Yiisoft\Db\Mssql\Column\ColumnBuilder;
 use Yiisoft\Db\Mssql\Column\ColumnFactory;
 use Yiisoft\Db\Mssql\Connection;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\TestConnection;
 use Yiisoft\Db\Tests\Common\CommonConnectionTest;
-use Yiisoft\Db\Tests\Support\DbHelper;
+use Yiisoft\Db\Tests\Support\TestHelper;
 use Yiisoft\Db\Transaction\TransactionInterface;
 
 /**
@@ -19,11 +20,11 @@
  */
 final class ConnectionTest extends CommonConnectionTest
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
     public function testTransactionIsolation(): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->createConnection();
 
         $transaction = $db->beginTransaction(TransactionInterface::READ_UNCOMMITTED);
         $transaction->commit();
@@ -39,11 +40,13 @@ public function testTransactionIsolation(): void
 
         /* should not be any exception so far */
         $this->assertTrue(true);
+
+        $db->close();
     }
 
     public function testTransactionShortcutCustom(): void
     {
-        $db = $this->getConnection();
+        $db = $this->createConnection();
 
         $result = $db->transaction(
             static function (PdoConnectionInterface $db): bool {
@@ -62,18 +65,20 @@ static function (PdoConnectionInterface $db): bool {
         )->queryScalar();
 
         $this->assertSame('1', $profilesCount, 'profile should be inserted in transaction shortcut');
+
+        $db->close();
     }
 
     public function testSettingDefaultAttributes(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $this->assertSame(PDO::ERRMODE_EXCEPTION, $db->getActivePDO()?->getAttribute(PDO::ATTR_ERRMODE));
     }
 
     public function getColumnBuilderClass(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $this->assertSame(ColumnBuilder::class, $db->getColumnBuilderClass());
 
@@ -82,7 +87,7 @@ public function getColumnBuilderClass(): void
 
     public function testGetColumnFactory(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $this->assertInstanceOf(ColumnFactory::class, $db->getColumnFactory());
 
@@ -93,7 +98,11 @@ public function testUserDefinedColumnFactory(): void
     {
         $columnFactory = new ColumnFactory();
 
-        $db = new Connection($this->getDriver(), DbHelper::getSchemaCache(), $columnFactory);
+        $db = new Connection(
+            TestConnection::createDriver(),
+            TestHelper::createMemorySchemaCache(),
+            $columnFactory,
+        );
 
         $this->assertSame($columnFactory, $db->getColumnFactory());
 
diff --git a/tests/PdoCommandTest.php b/tests/PdoCommandTest.php
index 166619ef..004182db 100644
--- a/tests/PdoCommandTest.php
+++ b/tests/PdoCommandTest.php
@@ -4,17 +4,15 @@
 
 namespace Yiisoft\Db\Mssql\Tests;
 
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
 use Yiisoft\Db\Tests\Common\CommonPdoCommandTest;
 
 /**
  * @group mssql
- *
- * @psalm-suppress PropertyNotSetInConstructor
  */
 final class PdoCommandTest extends CommonPdoCommandTest
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
     /**
      * @dataProvider \Yiisoft\Db\Mssql\Tests\Provider\CommandPDOProvider::bindParam
diff --git a/tests/PdoConnectionTest.php b/tests/PdoConnectionTest.php
index 6802e9ae..60f230d0 100644
--- a/tests/PdoConnectionTest.php
+++ b/tests/PdoConnectionTest.php
@@ -4,32 +4,20 @@
 
 namespace Yiisoft\Db\Mssql\Tests;
 
-use Throwable;
-use Yiisoft\Db\Exception\Exception;
-use Yiisoft\Db\Exception\InvalidCallException;
-use Yiisoft\Db\Exception\InvalidConfigException;
 use Yiisoft\Db\Expression\Expression;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
 use Yiisoft\Db\Tests\Common\CommonPdoConnectionTest;
 
 /**
  * @group mssql
- *
- * @psalm-suppress PropertyNotSetInConstructor
  */
 final class PdoConnectionTest extends CommonPdoConnectionTest
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidCallException
-     * @throws Throwable
-     */
     public function testGetLastInsertID(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         // One sequence, two tables
         $tableName1 = 'seqtable1';
diff --git a/tests/Provider/CommandProvider.php b/tests/Provider/CommandProvider.php
index e0519285..4ae61bca 100644
--- a/tests/Provider/CommandProvider.php
+++ b/tests/Provider/CommandProvider.php
@@ -9,7 +9,6 @@
 use Yiisoft\Db\Mssql\Column\ColumnBuilder;
 use Yiisoft\Db\Mssql\IndexMethod;
 use Yiisoft\Db\Mssql\IndexType;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
 
 use function json_encode;
 use function preg_replace;
@@ -18,10 +17,6 @@
 
 final class CommandProvider extends \Yiisoft\Db\Tests\Provider\CommandProvider
 {
-    use TestTrait;
-
-    protected static string $driverName = 'sqlsrv';
-
     public static function batchInsert(): array
     {
         $batchInsert = parent::batchInsert();
diff --git a/tests/Provider/QueryBuilderProvider.php b/tests/Provider/QueryBuilderProvider.php
index ddb634cb..7955b375 100644
--- a/tests/Provider/QueryBuilderProvider.php
+++ b/tests/Provider/QueryBuilderProvider.php
@@ -4,6 +4,7 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Provider;
 
+use Yiisoft\Db\Connection\ConnectionInterface;
 use Yiisoft\Db\Constant\DataType;
 use Yiisoft\Db\Constant\PseudoType;
 use Yiisoft\Db\Constant\ReferentialAction;
@@ -13,7 +14,7 @@
 use Yiisoft\Db\Expression\Function\ArrayMerge;
 use Yiisoft\Db\Expression\Value\Param;
 use Yiisoft\Db\Mssql\Column\ColumnBuilder;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\TestConnection;
 use Yiisoft\Db\Query\Query;
 use Yiisoft\Db\QueryBuilder\Condition\In;
 use Yiisoft\Db\Tests\Support\TraversableObject;
@@ -26,10 +27,6 @@
 
 final class QueryBuilderProvider extends \Yiisoft\Db\Tests\Provider\QueryBuilderProvider
 {
-    use TestTrait;
-
-    protected static string $driverName = 'sqlsrv';
-
     /**
      * @var string ` ESCAPE 'char'` part of a LIKE condition SQL.
      */
@@ -397,7 +394,7 @@ public static function insertReturningPks(): array
             ],
             'carry passed params (query)' => [
                 'customer',
-                (new Query(self::getDb()))
+                static fn(ConnectionInterface $db) => $db
                     ->select(['email', 'name', 'address', 'is_active', 'related_id'])
                     ->from('customer')
                     ->where(
@@ -516,7 +513,7 @@ public static function upsert(): array
             ],
 
             'query, values and expressions with update part' => [
-                1 => (new Query(self::getDb()))
+                1 => static fn(ConnectionInterface $db) => $db
                         ->select(
                             [
                                 'email' => new Expression(':phEmail', [':phEmail' => 'dynamic@example.com']),
@@ -530,7 +527,7 @@ public static function upsert(): array
             ],
 
             'query, values and expressions without update part' => [
-                1 => (new Query(self::getDb()))
+                1 => static fn(ConnectionInterface $db) => $db
                         ->select(
                             [
                                 'email' => new Expression(':phEmail', [':phEmail' => 'dynamic@example.com']),
@@ -858,7 +855,7 @@ public static function prepareValue(): array
 
     public static function caseXBuilder(): array
     {
-        $data = parent::caseXBuilder();
+        $data = iterator_to_array(parent::caseXBuilder());
 
         unset($data['with case condition']);
 
@@ -893,13 +890,9 @@ public static function multiOperandFunctionClasses(): array
 
     public static function multiOperandFunctionBuilder(): array
     {
-        $data = parent::multiOperandFunctionBuilder();
-
-        $db = self::getDb();
-        $serverVersion = $db->getServerInfo()->getVersion();
-        $db->close();
+        $data = iterator_to_array(parent::multiOperandFunctionBuilder());
 
-        if (version_compare($serverVersion, '16', '<')) {
+        if (version_compare(TestConnection::getServerVersion(), '16', '<')) {
             $data['Greatest with 2 operands'][2] = '(SELECT MAX(value) FROM (SELECT 1 AS value UNION SELECT (1 + 2) AS value) AS t)';
             $data['Greatest with 4 operands'][2] = '(SELECT MAX(value) FROM (SELECT 1 AS value UNION SELECT 1.5 AS value UNION SELECT (1 + 2) AS value UNION SELECT (SELECT 10) AS value) AS t)';
             $data['Least with 2 operands'][2] = '(SELECT MIN(value) FROM (SELECT 1 AS value UNION SELECT (1 + 2) AS value) AS t)';
@@ -936,7 +929,12 @@ public static function multiOperandFunctionBuilder(): array
             ],
             'ArrayMerge with 4 operands' => [
                 ArrayMerge::class,
-                [[1, 2, 3], new ArrayValue([5, 6, 7]), $stringParam, self::getDb()->select(new ArrayValue([9, 10]))],
+                static fn(ConnectionInterface $db) => [
+                    [1, 2, 3],
+                    new ArrayValue([5, 6, 7]),
+                    $stringParam,
+                    $db->select(new ArrayValue([9, 10])),
+                ],
                 <<<SQL
                 (SELECT '[' + STRING_AGG('"' + STRING_ESCAPE(value, 'json') + '"', ',') + ']' AS value FROM (SELECT value FROM OPENJSON(:qp0) UNION SELECT value FROM OPENJSON(:qp1) UNION SELECT value FROM OPENJSON(:qp2) UNION SELECT value FROM OPENJSON((SELECT :qp3))) AS t)
                 SQL,
@@ -955,11 +953,7 @@ public static function upsertWithMultiOperandFunctions(): array
     {
         $data = parent::upsertWithMultiOperandFunctions();
 
-        $db = self::getDb();
-        $serverVersion = $db->getServerInfo()->getVersion();
-        $db->close();
-
-        if (version_compare($serverVersion, '16', '<')) {
+        if (version_compare(TestConnection::getServerVersion(), '16', '<')) {
             $data[0][3] = 'MERGE [test_upsert_with_functions] WITH (HOLDLOCK)'
                 . ' USING (VALUES (1, :qp0, 5, 5, :qp1, :qp2)) AS EXCLUDED'
                 . ' ([id], [array_col], [greatest_col], [least_col], [longest_col], [shortest_col])'
diff --git a/tests/QueryBuilderTest.php b/tests/QueryBuilderTest.php
index 7d1cae2b..435a82ee 100644
--- a/tests/QueryBuilderTest.php
+++ b/tests/QueryBuilderTest.php
@@ -4,6 +4,7 @@
 
 namespace Yiisoft\Db\Mssql\Tests;
 
+use Closure;
 use PHPUnit\Framework\Attributes\DataProvider;
 use PHPUnit\Framework\Attributes\DataProviderExternal;
 use Yiisoft\Db\Constant\DataType;
@@ -19,7 +20,7 @@
 use Yiisoft\Db\Expression\Value\Param;
 use Yiisoft\Db\Mssql\Column\ColumnBuilder;
 use Yiisoft\Db\Mssql\Tests\Provider\QueryBuilderProvider;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
 use Yiisoft\Db\Query\Query;
 use Yiisoft\Db\Query\QueryInterface;
 use Yiisoft\Db\Schema\Column\ColumnInterface;
@@ -33,7 +34,7 @@
  */
 final class QueryBuilderTest extends CommonQueryBuilderTest
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
     public function getBuildColumnDefinitionProvider(): array
     {
@@ -42,7 +43,7 @@ public function getBuildColumnDefinitionProvider(): array
 
     public function testAddCommentOnColumn(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $qb = $db->getQueryBuilder();
         $sql = "
@@ -59,7 +60,7 @@ public function testAddCommentOnColumn(): void
 
     public function testAddCommentOnColumnException(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $qb = $db->getQueryBuilder();
 
@@ -71,7 +72,7 @@ public function testAddCommentOnColumnException(): void
 
     public function testAddCommentOnTable(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $qb = $db->getQueryBuilder();
         $sql = "
@@ -88,7 +89,7 @@ public function testAddCommentOnTable(): void
 
     public function testAddCommentOnTableException(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $qb = $db->getQueryBuilder();
 
@@ -100,7 +101,7 @@ public function testAddCommentOnTableException(): void
 
     public function testAddDefaultValue(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $qb = $db->getQueryBuilder();
 
@@ -114,7 +115,7 @@ public function testAddDefaultValue(): void
 
     #[DataProviderExternal(QueryBuilderProvider::class, 'buildCondition')]
     public function testBuildCondition(
-        array|ExpressionInterface|string $condition,
+        Closure|array|ExpressionInterface|string $condition,
         ?string $expected,
         array $expectedParams,
     ): void {
@@ -123,7 +124,7 @@ public function testBuildCondition(
 
     public function testBuildFrom(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $qb = $db->getQueryBuilder();
         $query = (new Query($db))->from('admin_user');
@@ -157,7 +158,7 @@ public function testBuildLikeCondition(
 
     public function testBuildWithLimit(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $qb = $db->getQueryBuilder();
         $query = (new Query($db))->limit(10);
@@ -175,7 +176,7 @@ public function testBuildWithLimit(): void
 
     public function testBuildWithOffset(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $qb = $db->getQueryBuilder();
         $query = (new Query($db))->offset(10);
@@ -194,7 +195,7 @@ public function testBuildWithOffset(): void
 
     public function testBuildOrderByAndLimit(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $qb = $db->getQueryBuilder();
         $query = (new Query($db))
@@ -220,7 +221,7 @@ public function testBuildOrderByAndLimit(): void
 
     public function testCheckIntegrity(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $qb = $db->getQueryBuilder();
 
@@ -234,7 +235,7 @@ public function testCheckIntegrity(): void
 
     public function testCreateTable(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $qb = $db->getQueryBuilder();
 
@@ -263,7 +264,8 @@ public function testCreateTable(): void
 
     public function testDropCommentFromColumn(): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $qb = $db->getQueryBuilder();
 
@@ -281,7 +283,7 @@ public function testDropCommentFromColumn(): void
 
     public function testDropCommentFromColumnException(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $qb = $db->getQueryBuilder();
 
@@ -293,7 +295,7 @@ public function testDropCommentFromColumnException(): void
 
     public function testDropCommentFromTable(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $qb = $db->getQueryBuilder();
 
@@ -311,7 +313,7 @@ public function testDropCommentFromTable(): void
 
     public function testDropCommentFromTableException(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $qb = $db->getQueryBuilder();
 
@@ -323,7 +325,8 @@ public function testDropCommentFromTableException(): void
 
     public function testDropDefaultValue(): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $qb = $db->getQueryBuilder();
 
@@ -337,7 +340,7 @@ public function testDropDefaultValue(): void
 
     public function testDropUnique(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $qb = $db->getQueryBuilder();
 
@@ -352,7 +355,7 @@ public function testDropUnique(): void
     #[DataProviderExternal(QueryBuilderProvider::class, 'insert')]
     public function testInsert(
         string $table,
-        array|QueryInterface $columns,
+        Closure|array|QueryInterface $columns,
         array $params,
         string $expectedSQL,
         array $expectedParams,
@@ -374,7 +377,7 @@ public function testBatchInsert(
     #[DataProviderExternal(QueryBuilderProvider::class, 'insertReturningPks')]
     public function testInsertReturningPks(
         string $table,
-        array|QueryInterface $columns,
+        Closure|array|QueryInterface $columns,
         array $params,
         string $expectedSQL,
         array $expectedParams,
@@ -384,7 +387,7 @@ public function testInsertReturningPks(
 
     public function testRenameColumn(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $qb = $db->getQueryBuilder();
 
@@ -398,7 +401,7 @@ public function testRenameColumn(): void
 
     public function testRenameTable(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $qb = $db->getQueryBuilder();
 
@@ -412,7 +415,8 @@ public function testRenameTable(): void
 
     public function testResetSequence(): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $qb = $db->getQueryBuilder();
 
@@ -433,7 +437,7 @@ public function testResetSequence(): void
 
     public function testSelectExists(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
         $qb = $db->getQueryBuilder();
 
         $sql = 'SELECT 1 FROM [customer] WHERE [id] = 1';
@@ -448,7 +452,7 @@ public function testUpdate(
         string $table,
         array $columns,
         array|ExpressionInterface|string $condition,
-        array|ExpressionInterface|string|null $from,
+        Closure|array|ExpressionInterface|string|null $from,
         array $params,
         string $expectedSql,
         array $expectedParams = [],
@@ -465,7 +469,7 @@ public function testUpdate(
     #[DataProviderExternal(QueryBuilderProvider::class, 'upsert')]
     public function testUpsert(
         string $table,
-        array|QueryInterface $insertColumns,
+        Closure|array|QueryInterface $insertColumns,
         array|bool $updateColumns,
         string $expectedSql,
         array $expectedParams,
@@ -475,7 +479,7 @@ public function testUpsert(
 
     public function testUpsertVarbinary(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $qb = $db->getQueryBuilder();
         $testData = json_encode(['test' => 'string', 'test2' => 'integer'], JSON_THROW_ON_ERROR);
@@ -502,7 +506,7 @@ public function testUpsertVarbinary(): void
     #[DataProviderExternal(QueryBuilderProvider::class, 'upsertReturning')]
     public function testUpsertReturning(
         string $table,
-        array|QueryInterface $insertColumns,
+        Closure|array|QueryInterface $insertColumns,
         array|bool $updateColumns,
         ?array $returnColumns,
         string $expectedSql,
@@ -519,7 +523,8 @@ public function testAlterColumn(string|ColumnInterface $type, string $expected):
 
     public function testAlterColumnOnDb(): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $sql = $db->getQueryBuilder()->alterColumn('foo1', 'bar', 'varchar(255)');
         $db->createCommand($sql)->execute();
@@ -554,7 +559,8 @@ public function testAlterColumnOnDb(): void
 
     public function testAlterColumnWithCheckConstraintOnDb(): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $sql = $db->getQueryBuilder()->alterColumn(
             'foo1',
@@ -573,7 +579,8 @@ public function testAlterColumnWithCheckConstraintOnDb(): void
 
     public function testAlterColumnWithCheckConstraintOnDbWithException(): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $sql = $db->getQueryBuilder()->alterColumn(
             'foo1',
@@ -589,7 +596,8 @@ public function testAlterColumnWithCheckConstraintOnDbWithException(): void
 
     public function testAlterColumnWithUniqueConstraintOnDbWithException(): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $sql = $db->getQueryBuilder()->alterColumn(
             'foo1',
@@ -607,7 +615,8 @@ public function testAlterColumnWithUniqueConstraintOnDbWithException(): void
 
     public function testDropColumn(): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $qb = $db->getQueryBuilder();
 
@@ -664,7 +673,8 @@ public function testDropColumn(): void
 
     public function testDropColumnOnDb(): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $sql = $db->getQueryBuilder()->alterColumn(
             'foo1',
@@ -685,7 +695,7 @@ public function testDropColumnOnDb(): void
 
     public function testAlterColumnWithNull(): void
     {
-        $qb = $this->getConnection()->getQueryBuilder();
+        $qb = $this->getSharedConnection()->getQueryBuilder();
 
         $expected = <<<SQL
             DECLARE @tableName VARCHAR(MAX) = '[foo1]'
@@ -754,7 +764,7 @@ public function testAlterColumnWithNull(): void
 
     public function testAlterColumnWithExpression(): void
     {
-        $qb = $this->getConnection()->getQueryBuilder();
+        $qb = $this->getSharedConnection()->getQueryBuilder();
 
         $expected = <<<SQL
             DECLARE @tableName VARCHAR(MAX) = '[foo1]'
@@ -799,7 +809,7 @@ public function testSelectScalar(array|bool|float|int|string $columns, string $e
     }
 
     #[DataProviderExternal(QueryBuilderProvider::class, 'buildColumnDefinition')]
-    public function testBuildColumnDefinition(string $expected, ColumnInterface|string $column): void
+    public function testBuildColumnDefinition(string $expected, Closure|ColumnInterface|string $column): void
     {
         parent::testBuildColumnDefinition($expected, $column);
     }
@@ -826,7 +836,7 @@ public function testPrepareValue(string $expected, mixed $value): void
     public function testDropTable(string $expected, ?bool $ifExists, ?bool $cascade): void
     {
         if ($cascade) {
-            $qb = $this->getConnection()->getQueryBuilder();
+            $qb = $this->getSharedConnection()->getQueryBuilder();
 
             $this->expectException(NotSupportedException::class);
             $this->expectExceptionMessage('MSSQL doesn\'t support cascade drop table.');
@@ -843,7 +853,7 @@ public function testDropTable(string $expected, ?bool $ifExists, ?bool $cascade)
 
     #[DataProviderExternal(QueryBuilderProvider::class, 'caseXBuilder')]
     public function testCaseXBuilder(
-        CaseX $case,
+        Closure|CaseX $case,
         string $expectedSql,
         array $expectedParams,
         string|int $expectedResult,
@@ -852,14 +862,18 @@ public function testCaseXBuilder(
     }
 
     #[DataProviderExternal(QueryBuilderProvider::class, 'delete')]
-    public function testDelete(string $table, array|string $condition, string $expectedSQL, array $expectedParams): void
-    {
-        parent::testDelete($table, $condition, $expectedSQL, $expectedParams);
+    public function testDelete(
+        string $table,
+        array|string $condition,
+        Closure|string $expectedSql,
+        array $expectedParams,
+    ): void {
+        parent::testDelete($table, $condition, $expectedSql, $expectedParams);
     }
 
     #[DataProviderExternal(QueryBuilderProvider::class, 'lengthBuilder')]
     public function testLengthBuilder(
-        string|ExpressionInterface $operand,
+        Closure|string|ExpressionInterface $operand,
         string $expectedSql,
         int $expectedResult,
         array $expectedParams = [],
@@ -869,7 +883,7 @@ public function testLengthBuilder(
 
     public function testLengthBuilderWithColumnName(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
         $qb = $db->getQueryBuilder();
 
         $length = new Length('column_name');
@@ -882,7 +896,7 @@ public function testLengthBuilderWithColumnName(): void
     #[DataProviderExternal(QueryBuilderProvider::class, 'multiOperandFunctionBuilder')]
     public function testMultiOperandFunctionBuilder(
         string $class,
-        array $operands,
+        Closure|array $operands,
         string $expectedSql,
         array|string|int $expectedResult,
         array $expectedParams = [],
@@ -910,7 +924,7 @@ public function testUpsertWithMultiOperandFunctions(
 
     public function testArrayMergeWithOrdering(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
         $qb = $db->getQueryBuilder();
 
         $stringParam = new Param('[4,3,5]', DataType::STRING);
@@ -918,7 +932,7 @@ public function testArrayMergeWithOrdering(): void
             [2, 1, 3],
             new ArrayValue([6, 5, 7]),
             $stringParam,
-            self::getDb()->select(new ArrayValue([10, 9])),
+            $db->select(new ArrayValue([10, 9])),
         ))->ordered();
         $params = [];
 
diff --git a/tests/QueryGetTableAliasTest.php b/tests/QueryGetTableAliasTest.php
index d78e988a..b2690415 100644
--- a/tests/QueryGetTableAliasTest.php
+++ b/tests/QueryGetTableAliasTest.php
@@ -4,15 +4,13 @@
 
 namespace Yiisoft\Db\Mssql\Tests;
 
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
-use Yiisoft\Db\Tests\AbstractQueryGetTableAliasTest;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Common\CommonQueryGetTableAliasTest;
 
 /**
  * @group mssql
- *
- * @psalm-suppress PropertyNotSetInConstructor
  */
-final class QueryGetTableAliasTest extends AbstractQueryGetTableAliasTest
+final class QueryGetTableAliasTest extends CommonQueryGetTableAliasTest
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 }
diff --git a/tests/QueryTest.php b/tests/QueryTest.php
index 773a8499..b155ba34 100644
--- a/tests/QueryTest.php
+++ b/tests/QueryTest.php
@@ -5,22 +5,17 @@
 namespace Yiisoft\Db\Mssql\Tests;
 
 use PHPUnit\Framework\Attributes\DataProvider;
-use Throwable;
-use Yiisoft\Db\Exception\Exception;
-use Yiisoft\Db\Exception\InvalidConfigException;
 use Yiisoft\Db\Exception\NotSupportedException;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
 use Yiisoft\Db\Query\Query;
 use Yiisoft\Db\Tests\Common\CommonQueryTest;
 
 /**
  * @group mssql
- *
- * @psalm-suppress PropertyNotSetInConstructor
  */
 final class QueryTest extends CommonQueryTest
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
     /**
      * Ensure no ambiguous column error occurs on indexBy with JOIN.
@@ -29,7 +24,8 @@ final class QueryTest extends CommonQueryTest
      */
     public function testAmbiguousColumnIndexBy(): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $selectExpression = 'CONCAT(customer.name, \' in \', p.description) name';
 
@@ -43,14 +39,9 @@ public function testAmbiguousColumnIndexBy(): void
         $this->assertSame([1 => 'user1 in profile customer 1', 3 => 'user3 in profile customer 3'], $result);
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws Throwable
-     */
     public function testUnion(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $subQueryFromItem = (new Query($db))->select(['id', 'name'])->from('item')->limit(2);
         $subQueryFromCategory = (new Query($db))->select(['id', 'name'])->from(['category'])->limit(2);
@@ -65,7 +56,8 @@ public function testUnion(): void
     #[DataProvider('dataLikeCaseSensitive')]
     public function testLikeCaseSensitive(mixed $expected, string $value): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $query = (new Query($db))
             ->select('name')
diff --git a/tests/QuoterTest.php b/tests/QuoterTest.php
index 7e6c5851..d7578930 100644
--- a/tests/QuoterTest.php
+++ b/tests/QuoterTest.php
@@ -6,15 +6,15 @@
 
 use PHPUnit\Framework\Attributes\DataProviderExternal;
 use Yiisoft\Db\Mssql\Tests\Provider\QuoterProvider;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
-use Yiisoft\Db\Tests\AbstractQuoterTest;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Common\CommonQuoterTest;
 
 /**
  * @group mssql
  */
-final class QuoterTest extends AbstractQuoterTest
+final class QuoterTest extends CommonQuoterTest
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
     #[DataProviderExternal(QuoterProvider::class, 'columnNames')]
     public function testQuoteColumnName(string $columnName, string $expected): void
diff --git a/tests/SchemaTest.php b/tests/SchemaTest.php
index a8f37a75..8bbfe468 100644
--- a/tests/SchemaTest.php
+++ b/tests/SchemaTest.php
@@ -11,27 +11,27 @@
 use Yiisoft\Db\Exception\NotSupportedException;
 use Yiisoft\Db\Mssql\Schema;
 use Yiisoft\Db\Mssql\Tests\Provider\SchemaProvider;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
 use Yiisoft\Db\Schema\Column\ColumnInterface;
 use Yiisoft\Db\Tests\Common\CommonSchemaTest;
-use Yiisoft\Db\Tests\Support\DbHelper;
+use Yiisoft\Db\Tests\Support\TestHelper;
 
 /**
  * @group mssql
  */
 final class SchemaTest extends CommonSchemaTest
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
     #[DataProviderExternal(SchemaProvider::class, 'columns')]
-    public function testColumns(array $columns, string $tableName): void
+    public function testColumns(array $columns, string $tableName, ?string $dump = null): void
     {
-        parent::testColumns($columns, $tableName);
+        parent::testColumns($columns, $tableName, $dump);
     }
 
     public function testGetDefaultSchema(): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $schema = $db->getSchema();
 
@@ -40,7 +40,8 @@ public function testGetDefaultSchema(): void
 
     public function testGetSchemaNames(): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $schema = $db->getSchema();
         $schemas = $schema->getSchemaNames();
@@ -50,7 +51,8 @@ public function testGetSchemaNames(): void
 
     public function testGetViewNames(): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $schema = $db->getSchema();
 
@@ -80,7 +82,7 @@ public function testTableSchemaConstraintsWithPdoUppercase(string $tableName, st
     #[DataProviderExternal(SchemaProvider::class, 'tableSchemaWithDbSchemes')]
     public function testTableSchemaWithDbSchemes(string $tableName, string $expectedTableName): void
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $commandMock = $this->createMock(CommandInterface::class);
         $commandMock->method('queryAll')->willReturn([]);
@@ -99,7 +101,7 @@ function ($params) use ($expectedTableName) {
                 ),
             )
             ->willReturn($commandMock);
-        $schema = new Schema($mockDb, DbHelper::getSchemaCache());
+        $schema = new Schema($mockDb, TestHelper::createMemorySchemaCache());
         $schema->getTablePrimaryKey($tableName, true);
 
         $db->close();
@@ -108,7 +110,7 @@ function ($params) use ($expectedTableName) {
     public function testNotConnectionPDO(): void
     {
         $db = $this->createMock(ConnectionInterface::class);
-        $schema = new Schema($db, DbHelper::getSchemaCache());
+        $schema = new Schema($db, TestHelper::createMemorySchemaCache());
 
         $this->expectException(NotSupportedException::class);
         $this->expectExceptionMessage('Only PDO connections are supported.');
@@ -118,7 +120,8 @@ public function testNotConnectionPDO(): void
 
     public function testNegativeDefaultValues(): void
     {
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture();
 
         $schema = $db->getSchema();
         $table = $schema->getTableSchema('negative_default_values');
diff --git a/tests/SqlParserTest.php b/tests/SqlParserTest.php
index 593506f7..8b0189e2 100644
--- a/tests/SqlParserTest.php
+++ b/tests/SqlParserTest.php
@@ -4,15 +4,17 @@
 
 namespace Yiisoft\Db\Mssql\Tests;
 
+use PHPUnit\Framework\Attributes\DataProviderExternal;
 use Yiisoft\Db\Mssql\SqlParser;
-use Yiisoft\Db\Tests\AbstractSqlParserTest;
+use Yiisoft\Db\Mssql\Tests\Provider\SqlParserProvider;
+use Yiisoft\Db\Tests\Common\CommonSqlParserTest;
 
 /**
  * @group mssql
  */
-final class SqlParserTest extends AbstractSqlParserTest
+final class SqlParserTest extends CommonSqlParserTest
 {
-    /** @dataProvider \Yiisoft\Db\Mssql\Tests\Provider\SqlParserProvider::getNextPlaceholder */
+    #[DataProviderExternal(SqlParserProvider::class, 'getNextPlaceholder')]
     public function testGetNextPlaceholder(string $sql, ?string $expectedPlaceholder, ?int $expectedPosition): void
     {
         parent::testGetNextPlaceholder($sql, $expectedPlaceholder, $expectedPosition);
diff --git a/tests/Support/Fixture/FixtureDump.php b/tests/Support/Fixture/FixtureDump.php
new file mode 100644
index 00000000..8cad19fb
--- /dev/null
+++ b/tests/Support/Fixture/FixtureDump.php
@@ -0,0 +1,33 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Yiisoft\Db\Mssql\Tests\Support\Fixture;
+
+final class FixtureDump
+{
+    public const DEFAULT = __DIR__ . '/mssql.sql';
+    public const TYPE_BIGINT = __DIR__ . '/Type/bigint.sql';
+    public const TYPE_BINARY = __DIR__ . '/Type/binary.sql';
+    public const TYPE_BIT = __DIR__ . '/Type/bit.sql';
+    public const TYPE_CHAR = __DIR__ . '/Type/char.sql';
+    public const TYPE_DATE = __DIR__ . '/Type/date.sql';
+    public const TYPE_DECIMAL = __DIR__ . '/Type/decimal.sql';
+    public const TYPE_FLOAT = __DIR__ . '/Type/float.sql';
+    public const TYPE_GEOMETRY = __DIR__ . '/Type/geometry.sql';
+    public const TYPE_IMAGE = __DIR__ . '/Type/image.sql';
+    public const TYPE_INT = __DIR__ . '/Type/int.sql';
+    public const TYPE_JSON = __DIR__ . '/Type/json.sql';
+    public const TYPE_MONEY = __DIR__ . '/Type/money.sql';
+    public const TYPE_NTEXT = __DIR__ . '/Type/ntext.sql';
+    public const TYPE_NUMERIC = __DIR__ . '/Type/numeric.sql';
+    public const TYPE_REAL = __DIR__ . '/Type/real.sql';
+    public const TYPE_ROWVERSION = __DIR__ . '/Type/rowversion.sql';
+    public const TYPE_SMALLINT = __DIR__ . '/Type/smallint.sql';
+    public const TYPE_SMALLMONEY = __DIR__ . '/Type/smallmoney.sql';
+    public const TYPE_TEXT = __DIR__ . '/Type/text.sql';
+    public const TYPE_TINYINT = __DIR__ . '/Type/tinyint.sql';
+    public const TYPE_UNIQUEIDENTIFIER = __DIR__ . '/Type/uniqueidentifier.sql';
+    public const TYPE_VARBINARY = __DIR__ . '/Type/varbinary.sql';
+    public const TYPE_VARCHAR = __DIR__ . '/Type/varchar.sql';
+}
diff --git a/tests/Support/IntegrationTestTrait.php b/tests/Support/IntegrationTestTrait.php
new file mode 100644
index 00000000..ed6ab575
--- /dev/null
+++ b/tests/Support/IntegrationTestTrait.php
@@ -0,0 +1,30 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Yiisoft\Db\Mssql\Tests\Support;
+
+use Yiisoft\Db\Mssql\Connection;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Tests\Support\TestHelper;
+
+trait IntegrationTestTrait
+{
+    protected function createConnection(): Connection
+    {
+        return new Connection(
+            TestConnection::createDriver(),
+            TestHelper::createMemorySchemaCache(),
+        );
+    }
+
+    protected function getDefaultFixture(): string
+    {
+        return FixtureDump::DEFAULT;
+    }
+
+    protected function replaceQuotes(string $sql): string
+    {
+        return str_replace(['[[', ']]'], ['[', ']'], $sql);
+    }
+}
diff --git a/tests/Support/TestConnection.php b/tests/Support/TestConnection.php
new file mode 100644
index 00000000..2c44b154
--- /dev/null
+++ b/tests/Support/TestConnection.php
@@ -0,0 +1,73 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Yiisoft\Db\Mssql\Tests\Support;
+
+use Yiisoft\Db\Mssql\Connection;
+use Yiisoft\Db\Mssql\Driver;
+use Yiisoft\Db\Mssql\Dsn;
+use Yiisoft\Db\Tests\Support\TestHelper;
+
+final class TestConnection
+{
+    private static ?string $dsn = null;
+    private static ?Connection $connection = null;
+
+    public static function getShared(): Connection
+    {
+        $db = self::$connection ??= self::create();
+        $db->getSchema()->refresh();
+        return $db;
+    }
+
+    public static function getServerVersion(): string
+    {
+        return self::getShared()->getServerInfo()->getVersion();
+    }
+
+    public static function dsn(): string
+    {
+        return self::$dsn ??= (string) new Dsn(
+            host: self::host(),
+            databaseName: self::databaseName(),
+            port: self::port(),
+            options: ['Encrypt' => 'no'],
+        );
+    }
+
+    public static function create(?string $dsn = null): Connection
+    {
+        return new Connection(self::createDriver($dsn), TestHelper::createMemorySchemaCache());
+    }
+
+    public static function createDriver(?string $dsn = null): Driver
+    {
+        return new Driver($dsn ?? self::dsn(), self::username(), self::password());
+    }
+
+    public static function databaseName(): string
+    {
+        return getenv('YII_MSSQL_DATABASE') ?: 'yiitest';
+    }
+
+    private static function host(): string
+    {
+        return getenv('YII_MSSQL_HOST') ?: '127.0.0.1';
+    }
+
+    private static function port(): string
+    {
+        return getenv('YII_MSSQL_PORT') ?: '1433';
+    }
+
+    private static function username(): string
+    {
+        return getenv('YII_MSSQL_USER') ?: 'SA';
+    }
+
+    private static function password(): string
+    {
+        return getenv('YII_MSSQL_PASSWORD') ?: 'YourStrong!Passw0rd';
+    }
+}
diff --git a/tests/Support/TestTrait.php b/tests/Support/TestTrait.php
deleted file mode 100644
index 6997b799..00000000
--- a/tests/Support/TestTrait.php
+++ /dev/null
@@ -1,110 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Yiisoft\Db\Mssql\Tests\Support;
-
-use Yiisoft\Db\Mssql\Connection;
-use Yiisoft\Db\Mssql\Dsn;
-use Yiisoft\Db\Mssql\Driver;
-use Yiisoft\Db\Tests\Support\DbHelper;
-
-trait TestTrait
-{
-    private string $dsn = '';
-    private string $fixture = 'mssql.sql';
-
-    public static function setUpBeforeClass(): void
-    {
-        $db = self::getDb();
-
-        DbHelper::loadFixture($db, __DIR__ . '/Fixture/mssql.sql');
-
-        $db->close();
-    }
-
-    protected function getConnection(bool $fixture = false): Connection
-    {
-        $db = new Connection($this->getDriver(), DbHelper::getSchemaCache());
-
-        if ($fixture) {
-            DbHelper::loadFixture($db, __DIR__ . "/Fixture/$this->fixture");
-        }
-
-        return $db;
-    }
-
-    protected static function getDb(): Connection
-    {
-        $dsn = (string) new Dsn(
-            host: self::getHost(),
-            databaseName: self::getDatabaseName(),
-            port: self::getPort(),
-            options: ['Encrypt' => 'no'],
-        );
-
-        return new Connection(
-            new Driver($dsn, self::getUsername(), self::getPassword()),
-            DbHelper::getSchemaCache(),
-        );
-    }
-
-    protected function getDsn(): string
-    {
-        if ($this->dsn === '') {
-            $this->dsn = (string) new Dsn(
-                host: self::getHost(),
-                databaseName: self::getDatabaseName(),
-                port: self::getPort(),
-                options: ['Encrypt' => 'no'],
-            );
-        }
-
-        return $this->dsn;
-    }
-
-    protected static function getDriverName(): string
-    {
-        return 'sqlsrv';
-    }
-
-    protected function setDsn(string $dsn): void
-    {
-        $this->dsn = $dsn;
-    }
-
-    protected function setFixture(string $fixture): void
-    {
-        $this->fixture = $fixture;
-    }
-
-    protected function getDriver(): Driver
-    {
-        return new Driver($this->getDsn(), self::getUsername(), self::getPassword());
-    }
-
-    private static function getDatabaseName(): string
-    {
-        return getenv('YII_MSSQL_DATABASE') ?: 'yiitest';
-    }
-
-    private static function getHost(): string
-    {
-        return getenv('YII_MSSQL_HOST') ?: '127.0.0.1';
-    }
-
-    private static function getPort(): string
-    {
-        return getenv('YII_MSSQL_PORT') ?: '1433';
-    }
-
-    private static function getUsername(): string
-    {
-        return getenv('YII_MSSQL_USER') ?: 'SA';
-    }
-
-    private static function getPassword(): string
-    {
-        return getenv('YII_MSSQL_PASSWORD') ?: 'YourStrong!Passw0rd';
-    }
-}
diff --git a/tests/TableSchemaTest.php b/tests/TableSchemaTest.php
index d8a44330..282b7b3c 100644
--- a/tests/TableSchemaTest.php
+++ b/tests/TableSchemaTest.php
@@ -6,17 +6,12 @@
 
 use PHPUnit\Framework\TestCase;
 use Yiisoft\Db\Mssql\TableSchema;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
 
 /**
  * @group mssql
- *
- * @psalm-suppress PropertyNotSetInConstructor
  */
 final class TableSchemaTest extends TestCase
 {
-    use TestTrait;
-
     public function testConstructorWithTableSchemaCatalogServer(): void
     {
         $tableSchema = new TableSchema('test', 'dbo', 'catalog', 'server');
diff --git a/tests/Type/BigIntTest.php b/tests/Type/BigIntTest.php
index 276c19e1..b74779a5 100644
--- a/tests/Type/BigIntTest.php
+++ b/tests/Type/BigIntTest.php
@@ -4,33 +4,20 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
-use Throwable;
 use Yiisoft\Db\Connection\ConnectionInterface;
-use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
  *
- * @psalm-suppress PropertyNotSetInConstructor
- *
  * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/int-bigint-smallint-and-tinyint-transact-sql?view=sql-server-ver16
  */
-final class BigIntTest extends TestCase
+final class BigIntTest extends IntegrationTestCase
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithDefaultValue(): void
     {
         $db = $this->buildTable();
@@ -43,13 +30,6 @@ public function testCreateTableWithDefaultValue(): void
         $db->createCommand()->dropTable('bigint_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithInsert(): void
     {
         $db = $this->buildTable();
@@ -69,18 +49,11 @@ public function testCreateTableWithInsert(): void
         $db->createCommand()->dropTable('bigint_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValue(): void
     {
-        $this->setFixture('Type/bigint.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_BIGINT);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('bigint_default');
 
         $this->assertSame('bigint', $tableSchema?->getColumn('Mybigint')->getDbType());
@@ -89,18 +62,11 @@ public function testDefaultValue(): void
         $db->createCommand()->dropTable('bigint_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/bigint.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_BIGINT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('bigint_default', [])->execute();
 
@@ -119,18 +85,12 @@ public function testDefaultValueWithInsert(): void
     /**
      * Max value is `9223372036854775807`, but when the value is greater than `9223372036854775807` it is out of range
      * and save as `9223372036854775807`.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testMaxValue(): void
     {
-        $this->setFixture('Type/bigint.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_BIGINT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('bigint', ['Mybigint1' => '9223372036854775807', 'Mybigint2' => '0'])->execute();
 
@@ -168,18 +128,12 @@ public function testMaxValue(): void
     /**
      * Min value is `-9223372036854775808`, but when the value is less than `-9223372036854775808` it is out of range
      * and save as `-9223372036854775808`.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testMinValue(): void
     {
-        $this->setFixture('Type/bigint.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_BIGINT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('bigint', ['Mybigint1' => '-9223372036854775808', 'Mybigint2' => '0'])->execute();
 
@@ -216,7 +170,7 @@ public function testMinValue(): void
 
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
diff --git a/tests/Type/BinaryTest.php b/tests/Type/BinaryTest.php
index f26e85ce..46aaee16 100644
--- a/tests/Type/BinaryTest.php
+++ b/tests/Type/BinaryTest.php
@@ -4,35 +4,23 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
-use Throwable;
 use Yiisoft\Db\Connection\ConnectionInterface;
-use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
 use Yiisoft\Db\Expression\Expression;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
  *
- * @psalm-suppress PropertyNotSetInConstructor
- *
  * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/binary-and-varbinary-transact-sql?view=sql-server-ver16
  */
-final class BinaryTest extends TestCase
+final class BinaryTest extends IntegrationTestCase
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
     /**
      * @dataProvider \Yiisoft\Db\Mssql\Tests\Provider\Type\BinaryProvider::columns
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testCreateTableWithDefaultValue(
         string $column,
@@ -52,13 +40,6 @@ public function testCreateTableWithDefaultValue(
         $db->createCommand()->dropTable('binary_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithInsert(): void
     {
         $db = $this->buildTable();
@@ -80,12 +61,6 @@ public function testCreateTableWithInsert(): void
 
     /**
      * @dataProvider \Yiisoft\Db\Mssql\Tests\Provider\Type\BinaryProvider::columns
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testDefaultValue(
         string $column,
@@ -94,9 +69,9 @@ public function testDefaultValue(
         int $size,
         Expression $defaultValue,
     ): void {
-        $this->setFixture('Type/binary.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_BINARY);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('binary_default');
 
         $this->assertSame($dbType, $tableSchema?->getColumn($column)->getDbType());
@@ -106,18 +81,11 @@ public function testDefaultValue(
         $db->createCommand()->dropTable('binary_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/binary.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_BINARY);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('binary_default', [])->execute();
 
@@ -135,18 +103,12 @@ public function testDefaultValueWithInsert(): void
 
     /**
      * When the value is greater than the maximum value, the value is truncated.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testMaxValue(): void
     {
-        $this->setFixture('Type/binary.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_BINARY);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('binary', [
             'Mybinary1' => new Expression('CONVERT(binary(10), \'binary_default_value\')'),
@@ -171,18 +133,11 @@ public function testMaxValue(): void
         $db->createCommand()->dropTable('binary')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testValue(): void
     {
-        $this->setFixture('Type/binary.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_BINARY);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('binary', [
             'Mybinary1' => new Expression('CONVERT(binary(10), \'binary\')'),
@@ -211,7 +166,7 @@ public function testValue(): void
 
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
diff --git a/tests/Type/BitTest.php b/tests/Type/BitTest.php
index 078af730..f1cb8425 100644
--- a/tests/Type/BitTest.php
+++ b/tests/Type/BitTest.php
@@ -4,34 +4,22 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
-use Throwable;
 use Yiisoft\Db\Connection\ConnectionInterface;
-use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
  *
- * @psalm-suppress PropertyNotSetInConstructor
- *
  * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/bit-transact-sql?view=sql-server-ver16
  */
-final class BitTest extends TestCase
+final class BitTest extends IntegrationTestCase
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
     /**
      * @dataProvider \Yiisoft\Db\Mssql\Tests\Provider\Type\BitProvider::columns
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testCreateTableWithDefaultValue(
         string $column,
@@ -49,13 +37,6 @@ public function testCreateTableWithDefaultValue(
         $db->createCommand()->dropTable('bit_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithInsert(): void
     {
         $db = $this->buildTable();
@@ -77,12 +58,6 @@ public function testCreateTableWithInsert(): void
 
     /**
      * @dataProvider \Yiisoft\Db\Mssql\Tests\Provider\Type\BitProvider::columns
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testDefaultValue(
         string $column,
@@ -90,9 +65,9 @@ public function testDefaultValue(
         string $phpType,
         bool $defaultValue,
     ): void {
-        $this->setFixture('Type/bit.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_BIT);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('bit_default');
 
         $this->assertSame($dbType, $tableSchema?->getColumn($column)->getDbType());
@@ -101,18 +76,11 @@ public function testDefaultValue(
         $db->createCommand()->dropTable('bit_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/bit.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_BIT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('bit_default', [])->execute();
 
@@ -128,18 +96,11 @@ public function testDefaultValueWithInsert(): void
         $db->createCommand()->dropTable('bit_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testBoolean(): void
     {
-        $this->setFixture('Type/bit.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_BIT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('bit', ['Mybit1' => true, 'Mybit2' => false, 'Mybit3' => true])->execute();
 
@@ -162,18 +123,12 @@ public function testBoolean(): void
 
     /**
      * Max value is `1`.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testMaxValue(): void
     {
-        $this->setFixture('Type/bit.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_BIT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('bit', ['Mybit1' => 1, 'Mybit2' => 1, 'Mybit3' => 1])->execute();
 
@@ -213,19 +168,13 @@ public function testMaxValue(): void
     /**
      * Min value is `0`.
      *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     *
-     * @https://learn.microsoft.com/en-us/sql/t-sql/data-types/bit-transact-sql?view=sql-server-ver16#remarks
+     * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/bit-transact-sql?view=sql-server-ver16#remarks
      */
     public function testMinValue(): void
     {
-        $this->setFixture('Type/bit.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_BIT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('bit', ['Mybit1' => 0, 'Mybit2' => 0, 'Mybit3' => 0])->execute();
 
@@ -264,7 +213,7 @@ public function testMinValue(): void
 
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
diff --git a/tests/Type/CharTest.php b/tests/Type/CharTest.php
index c71d9518..9b6cad7d 100644
--- a/tests/Type/CharTest.php
+++ b/tests/Type/CharTest.php
@@ -4,34 +4,23 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
-use Throwable;
 use Yiisoft\Db\Connection\ConnectionInterface;
 use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
  *
- * @psalm-suppress PropertyNotSetInConstructor
- *
  * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/char-and-varchar-transact-sql?view=sql-server-ver16
  */
-final class CharTest extends TestCase
+final class CharTest extends IntegrationTestCase
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
     /**
      * @dataProvider \Yiisoft\Db\Mssql\Tests\Provider\Type\CharProvider::columns
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testCreateTableWithDefaultValue(
         string $column,
@@ -51,13 +40,6 @@ public function testCreateTableWithDefaultValue(
         $db->createCommand()->dropTable('char_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithInsert(): void
     {
         $db = $this->buildTable();
@@ -79,12 +61,6 @@ public function testCreateTableWithInsert(): void
 
     /**
      * @dataProvider \Yiisoft\Db\Mssql\Tests\Provider\Type\CharProvider::columns
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testDefaultValue(
         string $column,
@@ -93,9 +69,9 @@ public function testDefaultValue(
         int $size,
         string $defaultValue,
     ): void {
-        $this->setFixture('Type/char.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_CHAR);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('char_default');
 
         $this->assertSame($dbType, $tableSchema?->getColumn($column)->getDbType());
@@ -105,18 +81,11 @@ public function testDefaultValue(
         $db->createCommand()->dropTable('char_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/char.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_CHAR);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('char_default', [])->execute();
 
@@ -132,18 +101,11 @@ public function testDefaultValueWithInsert(): void
         $db->createCommand()->dropTable('char_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testValue(): void
     {
-        $this->setFixture('Type/char.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_CHAR);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert(
             'char',
@@ -173,18 +135,11 @@ public function testValue(): void
         $db->createCommand()->dropTable('char')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testValueException(): void
     {
-        $this->setFixture('Type/char.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_CHAR);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
 
         $this->expectException(Exception::class);
@@ -197,7 +152,7 @@ public function testValueException(): void
 
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
diff --git a/tests/Type/DateTest.php b/tests/Type/DateTest.php
index 011149ed..422fd2b1 100644
--- a/tests/Type/DateTest.php
+++ b/tests/Type/DateTest.php
@@ -5,36 +5,25 @@
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
 use DateTimeImmutable;
-use PHPUnit\Framework\TestCase;
-use Throwable;
 use Yiisoft\Db\Connection\ConnectionInterface;
 use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
 use Yiisoft\Db\Expression\Expression;
 use Yiisoft\Db\Mssql\Column\ColumnBuilder;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
  *
- * @psalm-suppress PropertyNotSetInConstructor
- *
 * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/date-transact-sql?view=sql-server-ver16
  */
-final class DateTest extends TestCase
+final class DateTest extends IntegrationTestCase
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
     /**
      * @dataProvider \Yiisoft\Db\Mssql\Tests\Provider\Type\DateProvider::columns
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testCreateTableWithDefaultValue(
         string $column,
@@ -52,13 +41,6 @@ public function testCreateTableWithDefaultValue(
         $db->createCommand()->insert('date_default', [])->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithInsert(): void
     {
         $db = $this->buildTable();
@@ -80,12 +62,6 @@ public function testCreateTableWithInsert(): void
 
     /**
      * @dataProvider \Yiisoft\Db\Mssql\Tests\Provider\Type\DateProvider::columns
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testDefaultValue(
         string $column,
@@ -93,9 +69,9 @@ public function testDefaultValue(
         string $phpType,
         DateTimeImmutable $defaultValue,
     ): void {
-        $this->setFixture('Type/date.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_DATE);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('date_default');
 
         $this->assertSame($dbType, $tableSchema?->getColumn($column)->getDbType());
@@ -104,18 +80,11 @@ public function testDefaultValue(
         $db->createCommand()->dropTable('date_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/date.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_DATE);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('date_default', [])->execute();
 
@@ -131,18 +100,11 @@ public function testDefaultValueWithInsert(): void
         $db->createCommand()->dropTable('date_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testValue(): void
     {
-        $this->setFixture('Type/date.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_DATE);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand()->withDbTypecasting(false);
         $command->insert('date', [
             'Mydate1' => '2007-05-08',
@@ -177,18 +139,10 @@ public function testValue(): void
         $db->createCommand()->dropTable('date')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testValueException(): void
     {
-        $this->setFixture('Type/date.sql');
-
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_DATE);
 
         $this->expectException(Exception::class);
         $this->expectExceptionMessage(
@@ -200,7 +154,7 @@ public function testValueException(): void
 
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
diff --git a/tests/Type/DecimalTest.php b/tests/Type/DecimalTest.php
index 7cf8b446..dc6b7797 100644
--- a/tests/Type/DecimalTest.php
+++ b/tests/Type/DecimalTest.php
@@ -4,34 +4,22 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
-use Throwable;
 use Yiisoft\Db\Connection\ConnectionInterface;
 use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
 use Yiisoft\Db\Expression\Expression;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
  *
- * @psalm-suppress PropertyNotSetInConstructor
- *
  * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/decimal-and-numeric-transact-sql?view=sql-server-ver16
  */
-final class DecimalTest extends TestCase
+final class DecimalTest extends IntegrationTestCase
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithDefaultValue(): void
     {
         $db = $this->buildTable();
@@ -45,13 +33,6 @@ public function testCreateTableWithDefaultValue(): void
         $db->createCommand()->insert('decimal_default', [])->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithInsert(): void
     {
         $db = $this->buildTable();
@@ -71,18 +52,11 @@ public function testCreateTableWithInsert(): void
         $db->createCommand()->dropTable('decimal_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValue(): void
     {
-        $this->setFixture('Type/decimal.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_DECIMAL);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('decimal_default');
 
         $this->assertSame('decimal', $tableSchema?->getColumn('Mydecimal')->getDbType());
@@ -92,18 +66,11 @@ public function testDefaultValue(): void
         $db->createCommand()->dropTable('decimal_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/decimal.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_DECIMAL);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('decimal_default', [])->execute();
 
@@ -121,18 +88,12 @@ public function testDefaultValueWithInsert(): void
 
     /**
      * Max value is `99999999999999997748809823456034029568`.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testMaxValue(): void
     {
-        $this->setFixture('Type/decimal.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_DECIMAL);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert(
             'decimal',
@@ -171,18 +132,11 @@ public function testMaxValue(): void
         );
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testMaxValueException(): void
     {
-        $this->setFixture('Type/decimal.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_DECIMAL);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
 
         $this->expectException(Exception::class);
@@ -198,18 +152,12 @@ public function testMaxValueException(): void
 
     /**
      * Min value is `-99999999999999997748809823456034029569`.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testMinValue(): void
     {
-        $this->setFixture('Type/decimal.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_DECIMAL);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert(
             'decimal',
@@ -248,18 +196,11 @@ public function testMinValue(): void
         );
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testMinValueException(): void
     {
-        $this->setFixture('Type/decimal.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_DECIMAL);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
 
         $this->expectException(Exception::class);
@@ -275,7 +216,7 @@ public function testMinValueException(): void
 
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
diff --git a/tests/Type/FloatTest.php b/tests/Type/FloatTest.php
index 045c42e3..daacd7c6 100644
--- a/tests/Type/FloatTest.php
+++ b/tests/Type/FloatTest.php
@@ -4,34 +4,22 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
-use Throwable;
 use Yiisoft\Db\Connection\ConnectionInterface;
 use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
 use Yiisoft\Db\Expression\Expression;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
  *
- * @psalm-suppress PropertyNotSetInConstructor
- *
  * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/float-and-real-transact-sql?view=sql-server-ver16
  */
-final class FloatTest extends TestCase
+final class FloatTest extends IntegrationTestCase
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithDefaultValue(): void
     {
         $db = $this->buildTable();
@@ -44,13 +32,6 @@ public function testCreateTableWithDefaultValue(): void
         $db->createCommand()->insert('float_default', [])->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithInsert(): void
     {
         $db = $this->buildTable();
@@ -70,18 +51,11 @@ public function testCreateTableWithInsert(): void
         $db->createCommand()->dropTable('float_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValue(): void
     {
-        $this->setFixture('Type/float.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_FLOAT);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('float_default');
 
         $this->assertSame('float', $tableSchema?->getColumn('Myfloat')->getDbType());
@@ -93,18 +67,11 @@ public function testDefaultValue(): void
         $db->createCommand()->insert('float_default', [])->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/float.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_FLOAT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('float_default', [])->execute();
 
@@ -122,18 +89,12 @@ public function testDefaultValueWithInsert(): void
 
     /**
      * Max value is `1.79E+308`.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testMaxValue(): void
     {
-        $this->setFixture('Type/float.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_FLOAT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('float', ['Myfloat1' => '1.79E+308', 'Myfloat2' => '0'])->execute();
 
@@ -168,18 +129,11 @@ public function testMaxValue(): void
         $db->createCommand()->dropTable('float')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testMaxValueException(): void
     {
-        $this->setFixture('Type/float.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_FLOAT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
 
         $this->expectException(Exception::class);
@@ -192,18 +146,12 @@ public function testMaxValueException(): void
 
     /**
      * Min value is `-1.79E+308`.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testMinValue(): void
     {
-        $this->setFixture('Type/float.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_FLOAT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('float', ['Myfloat1' => '-1.79E+308', 'Myfloat2' => '0'])->execute();
 
@@ -238,18 +186,11 @@ public function testMinValue(): void
         $db->createCommand()->dropTable('float')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testMinValueException(): void
     {
-        $this->setFixture('Type/float.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_FLOAT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
 
         $this->expectException(Exception::class);
@@ -262,7 +203,7 @@ public function testMinValueException(): void
 
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
diff --git a/tests/Type/GeometryTest.php b/tests/Type/GeometryTest.php
index 9ff6f401..f41ad597 100644
--- a/tests/Type/GeometryTest.php
+++ b/tests/Type/GeometryTest.php
@@ -4,35 +4,23 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
-use Throwable;
 use Yiisoft\Db\Connection\ConnectionInterface;
-use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
 use Yiisoft\Db\Expression\Expression;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
  *
- * @psalm-suppress PropertyNotSetInConstructor
- *
  * @link https://learn.microsoft.com/en-us/sql/t-sql/spatial-geometry/spatial-types-geometry-transact-sql?view=sql-server-ver16
  */
-final class GeometryTest extends TestCase
+final class GeometryTest extends IntegrationTestCase
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
     /**
      * @dataProvider \Yiisoft\Db\Mssql\Tests\Provider\Type\GeometryProvider::columns
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testCreateTableWithDefaultValue(
         string $column,
@@ -50,13 +38,6 @@ public function testCreateTableWithDefaultValue(
         $db->createCommand()->dropTable('geometry_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithInsert(): void
     {
         $db = $this->buildTable();
@@ -78,12 +59,6 @@ public function testCreateTableWithInsert(): void
 
     /**
      * @dataProvider \Yiisoft\Db\Mssql\Tests\Provider\Type\GeometryProvider::columns
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testDefaultValue(
         string $column,
@@ -91,9 +66,9 @@ public function testDefaultValue(
         string $phpType,
         ?Expression $defaultValue,
     ): void {
-        $this->setFixture('Type/geometry.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_GEOMETRY);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('geometry_default');
 
         $this->assertSame($dbType, $tableSchema?->getColumn($column)->getDbType());
@@ -102,18 +77,11 @@ public function testDefaultValue(
         $db->createCommand()->dropTable('geometry_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/geometry.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_GEOMETRY);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('geometry_default', [])->execute();
 
@@ -129,18 +97,11 @@ public function testDefaultValueWithInsert(): void
         $db->createCommand()->dropTable('geometry_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testValue(): void
     {
-        $this->setFixture('Type/geometry.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_GEOMETRY);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert(
             'geometry',
@@ -167,7 +128,7 @@ public function testValue(): void
 
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
diff --git a/tests/Type/ImageTest.php b/tests/Type/ImageTest.php
index 0c8c1484..c6ae0d7c 100644
--- a/tests/Type/ImageTest.php
+++ b/tests/Type/ImageTest.php
@@ -4,34 +4,21 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
-use Throwable;
 use Yiisoft\Db\Connection\ConnectionInterface;
-use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
 use Yiisoft\Db\Expression\Expression;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
  *
- * @psalm-suppress PropertyNotSetInConstructor
- *
  * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/ntext-text-and-image-transact-sql?view=sql-server-ver16
  */
-final class ImageTest extends TestCase
+final class ImageTest extends IntegrationTestCase
 {
-    use TestTrait;
-
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
+    use IntegrationTestTrait;
+
     public function testCreateTableWithDefaultValue(): void
     {
         $db = $this->buildTable();
@@ -44,13 +31,6 @@ public function testCreateTableWithDefaultValue(): void
         $db->createCommand()->dropTable('image_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithInsert(): void
     {
         $db = $this->buildTable();
@@ -70,18 +50,11 @@ public function testCreateTableWithInsert(): void
         $db->createCommand()->dropTable('image_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValue(): void
     {
-        $this->setFixture('Type/image.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_IMAGE);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('image_default');
 
         $this->assertSame('image', $tableSchema?->getColumn('Myimage')->getDbType());
@@ -90,18 +63,11 @@ public function testDefaultValue(): void
         $db->createCommand()->dropTable('image_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/image.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_IMAGE);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('image_default', [])->execute();
 
@@ -117,18 +83,11 @@ public function testDefaultValueWithInsert(): void
         $db->createCommand()->dropTable('image_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testValue(): void
     {
-        $this->setFixture('Type/image.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_IMAGE);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert(
             'image',
@@ -153,7 +112,7 @@ public function testValue(): void
 
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
diff --git a/tests/Type/IntTest.php b/tests/Type/IntTest.php
index 80485320..3f0a1b17 100644
--- a/tests/Type/IntTest.php
+++ b/tests/Type/IntTest.php
@@ -4,19 +4,20 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
 use Yiisoft\Db\Connection\ConnectionInterface;
 use Yiisoft\Db\Exception\Exception;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
  *
  * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/int-bigint-smallint-and-tinyint-transact-sql?view=sql-server-ver16
  */
-final class IntTest extends TestCase
+final class IntTest extends IntegrationTestCase
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
     public function testCreateTableWithDefaultValue(): void
     {
@@ -51,9 +52,9 @@ public function testCreateTableWithInsert(): void
 
     public function testDefaultValue(): void
     {
-        $this->setFixture('Type/int.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_INT);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('int_default');
 
         $this->assertSame('int', $tableSchema?->getColumn('Myint')->getDbType());
@@ -64,9 +65,9 @@ public function testDefaultValue(): void
 
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/int.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_INT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('int_default', [])->execute();
 
@@ -87,9 +88,9 @@ public function testDefaultValueWithInsert(): void
      */
     public function testMaxValue(): void
     {
-        $this->setFixture('Type/int.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_INT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('int', ['Myint1' => 2_147_483_647, 'Myint2' => 0])->execute();
 
@@ -126,9 +127,9 @@ public function testMaxValue(): void
 
     public function testMaxValueException(): void
     {
-        $this->setFixture('Type/int.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_INT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
 
         $this->expectException(Exception::class);
@@ -144,9 +145,9 @@ public function testMaxValueException(): void
      */
     public function testMinValue(): void
     {
-        $this->setFixture('Type/int.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_INT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('int', ['Myint1' => -2_147_483_648, 'Myint2' => 0])->execute();
 
@@ -183,9 +184,9 @@ public function testMinValue(): void
 
     public function testMinValueException(): void
     {
-        $this->setFixture('Type/int.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_INT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
 
         $this->expectException(Exception::class);
@@ -198,8 +199,9 @@ public function testMinValueException(): void
 
     public function testIdentityTypecasting(): void
     {
-        $this->setFixture('Type/int.sql');
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_INT);
+
         $db->createCommand()->insert('int', ['Myint1' => 1])->execute();
 
         $result = $db
@@ -214,7 +216,7 @@ public function testIdentityTypecasting(): void
 
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
diff --git a/tests/Type/JsonTest.php b/tests/Type/JsonTest.php
index 0093fa21..8fa3ce53 100644
--- a/tests/Type/JsonTest.php
+++ b/tests/Type/JsonTest.php
@@ -4,33 +4,20 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
-use Throwable;
 use Yiisoft\Db\Connection\ConnectionInterface;
-use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
  *
- * @psalm-suppress PropertyNotSetInConstructor
- *
 * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/date-transact-sql?view=sql-server-ver16
  */
-final class JsonTest extends TestCase
+final class JsonTest extends IntegrationTestCase
 {
-    use TestTrait;
-
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
+    use IntegrationTestTrait;
+
     public function testCreateTableWithDefaultValue(): void
     {
         $db = $this->buildTable();
@@ -43,13 +30,6 @@ public function testCreateTableWithDefaultValue(): void
         $db->createCommand()->dropTable('json_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithInsert(): void
     {
         $db = $this->buildTable();
@@ -69,18 +49,11 @@ public function testCreateTableWithInsert(): void
         $db->createCommand()->dropTable('json_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValue(): void
     {
-        $this->setFixture('Type/json.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_JSON);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('json_default');
 
         $this->assertSame('nvarchar', $tableSchema?->getColumn('Myjson')->getDbType());
@@ -89,18 +62,11 @@ public function testDefaultValue(): void
         $db->createCommand()->dropTable('json_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/json.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_JSON);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('json_default', [])->execute();
 
@@ -116,18 +82,11 @@ public function testDefaultValueWithInsert(): void
         $db->createCommand()->dropTable('json_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testInvalidValue(): void
     {
-        $this->setFixture('Type/json.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_JSON);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('json', ['Myjson' => 'invalid'])->execute();
 
@@ -141,18 +100,11 @@ public function testInvalidValue(): void
         );
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testValidValue(): void
     {
-        $this->setFixture('Type/json.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_JSON);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('json', ['Myjson' => '{"a":1,"b":2,"c":3,"d":4,"e":5}'])->execute();
 
@@ -166,18 +118,11 @@ public function testValidValue(): void
         );
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testValue(): void
     {
-        $this->setFixture('Type/json.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_JSON);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('json', ['Myjson' => '{"a":1,"b":2,"c":3,"d":4,"e":5}'])->execute();
 
@@ -242,7 +187,7 @@ public function testValue(): void
 
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
diff --git a/tests/Type/MoneyTest.php b/tests/Type/MoneyTest.php
index a7ab787d..2b4e6e94 100644
--- a/tests/Type/MoneyTest.php
+++ b/tests/Type/MoneyTest.php
@@ -4,33 +4,21 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
-use Throwable;
 use Yiisoft\Db\Connection\ConnectionInterface;
 use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
  *
- * @psalm-suppress PropertyNotSetInConstructor
- *
  * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/money-and-smallmoney-transact-sql?view=sql-server-ver16
  */
-final class MoneyTest extends TestCase
+final class MoneyTest extends IntegrationTestCase
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithDefaultValue(): void
     {
         $db = $this->buildTable();
@@ -43,13 +31,6 @@ public function testCreateTableWithDefaultValue(): void
         $db->createCommand()->dropTable('money_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithInsert(): void
     {
         $db = $this->buildTable();
@@ -69,18 +50,11 @@ public function testCreateTableWithInsert(): void
         $db->createCommand()->dropTable('money_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValue(): void
     {
-        $this->setFixture('Type/money.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_MONEY);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('money_default');
 
         $this->assertSame('money', $tableSchema->getColumn('Mymoney')->getDbType());
@@ -89,18 +63,11 @@ public function testDefaultValue(): void
         $db->createCommand()->dropTable('money_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/money.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_MONEY);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('money_default', [])->execute();
 
@@ -118,18 +85,12 @@ public function testDefaultValueWithInsert(): void
 
     /**
      * Max value is `922337203685477.5807`.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testMaxValue(): void
     {
-        $this->setFixture('Type/money.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_MONEY);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('money', ['Mymoney1' => '922337203685477.5807', 'Mymoney2' => '0'])->execute();
 
@@ -164,18 +125,11 @@ public function testMaxValue(): void
         $db->createCommand()->dropTable('money')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testMaxValueException(): void
     {
-        $this->setFixture('Type/money.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_MONEY);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
 
         $this->expectException(Exception::class);
@@ -188,18 +142,12 @@ public function testMaxValueException(): void
 
     /**
      * Min value is `-922337203685477.5808`.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testMinValue(): void
     {
-        $this->setFixture('Type/money.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_MONEY);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('money', ['Mymoney1' => '-922337203685477.5808', 'Mymoney2' => 0])->execute();
 
@@ -234,18 +182,11 @@ public function testMinValue(): void
         $db->createCommand()->dropTable('money')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testMinValueException(): void
     {
-        $this->setFixture('Type/money.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_MONEY);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
 
         $this->expectException(Exception::class);
@@ -258,7 +199,7 @@ public function testMinValueException(): void
 
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
diff --git a/tests/Type/NTextTest.php b/tests/Type/NTextTest.php
index 9898ff8a..a5c07c90 100644
--- a/tests/Type/NTextTest.php
+++ b/tests/Type/NTextTest.php
@@ -4,14 +4,10 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
-use Throwable;
 use Yiisoft\Db\Connection\ConnectionInterface;
-use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
@@ -20,17 +16,10 @@
  *
  * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/ntext-text-and-image-transact-sql?view=sql-server-ver16
  */
-final class NTextTest extends TestCase
+final class NTextTest extends IntegrationTestCase
 {
-    use TestTrait;
-
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
+    use IntegrationTestTrait;
+
     public function testCreateTableWithDefaultValue(): void
     {
         $db = $this->buildTable();
@@ -43,13 +32,6 @@ public function testCreateTableWithDefaultValue(): void
         $db->createCommand()->dropTable('ntext_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithInsert(): void
     {
         $db = $this->buildTable();
@@ -69,18 +51,11 @@ public function testCreateTableWithInsert(): void
         $db->createCommand()->dropTable('ntext_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValue(): void
     {
-        $this->setFixture('Type/ntext.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_NTEXT);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('ntext_default');
 
         $this->assertSame('ntext', $tableSchema?->getColumn('Myntext')->getDbType());
@@ -89,18 +64,11 @@ public function testDefaultValue(): void
         $db->createCommand()->dropTable('ntext_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/ntext.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_NTEXT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('ntext_default', [])->execute();
 
@@ -116,18 +84,11 @@ public function testDefaultValueWithInsert(): void
         $db->createCommand()->dropTable('ntext_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testValue(): void
     {
-        $this->setFixture('Type/ntext.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_NTEXT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('ntext', ['Myntext1' => '0123456789', 'Myntext2' => null])->execute();
 
@@ -149,7 +110,7 @@ public function testValue(): void
 
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
diff --git a/tests/Type/NumericTest.php b/tests/Type/NumericTest.php
index b25e427b..2d1152af 100644
--- a/tests/Type/NumericTest.php
+++ b/tests/Type/NumericTest.php
@@ -4,34 +4,22 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
-use Throwable;
 use Yiisoft\Db\Connection\ConnectionInterface;
 use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
 use Yiisoft\Db\Expression\Expression;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
  *
- * @psalm-suppress PropertyNotSetInConstructor
- *
  * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/decimal-and-numeric-transact-sql?view=sql-server-ver16
  */
-final class NumericTest extends TestCase
+final class NumericTest extends IntegrationTestCase
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithDefaultValue(): void
     {
         $db = $this->buildTable();
@@ -45,13 +33,6 @@ public function testCreateTableWithDefaultValue(): void
         $db->createCommand()->dropTable('numeric_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithInsert(): void
     {
         $db = $this->buildTable();
@@ -71,18 +52,11 @@ public function testCreateTableWithInsert(): void
         $db->createCommand()->dropTable('numeric_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValue(): void
     {
-        $this->setFixture('Type/numeric.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_NUMERIC);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('numeric_default');
 
         $this->assertSame('numeric', $tableSchema?->getColumn('Mynumeric')->getDbType());
@@ -92,18 +66,11 @@ public function testDefaultValue(): void
         $db->createCommand()->dropTable('numeric_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/numeric.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_NUMERIC);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('numeric_default', [])->execute();
 
@@ -121,18 +88,12 @@ public function testDefaultValueWithInsert(): void
 
     /**
      * Max value is `99999999999999997748809823456034029568`.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testMaxValue(): void
     {
-        $this->setFixture('Type/numeric.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_NUMERIC);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert(
             'numeric',
@@ -175,18 +136,12 @@ public function testMaxValue(): void
 
     /**
      * Min value is `-99999999999999997748809823456034029569`.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testMinValue(): void
     {
-        $this->setFixture('Type/numeric.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_NUMERIC);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert(
             'numeric',
@@ -227,18 +182,11 @@ public function testMinValue(): void
         $db->createCommand()->dropTable('numeric')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testMinValueException(): void
     {
-        $this->setFixture('Type/numeric.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_NUMERIC);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
 
         $this->expectException(Exception::class);
@@ -254,7 +202,7 @@ public function testMinValueException(): void
 
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
diff --git a/tests/Type/RealTest.php b/tests/Type/RealTest.php
index 5bb6de0b..69b0a07a 100644
--- a/tests/Type/RealTest.php
+++ b/tests/Type/RealTest.php
@@ -4,34 +4,22 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
-use Throwable;
 use Yiisoft\Db\Connection\ConnectionInterface;
 use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
 use Yiisoft\Db\Expression\Expression;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
  *
- * @psalm-suppress PropertyNotSetInConstructor
- *
  * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/float-and-real-transact-sql?view=sql-server-ver16
  */
-final class RealTest extends TestCase
+final class RealTest extends IntegrationTestCase
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithDefaultValue(): void
     {
         $db = $this->buildtable();
@@ -44,13 +32,6 @@ public function testCreateTableWithDefaultValue(): void
         $db->createCommand()->dropTable('real_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithInsert(): void
     {
         $db = $this->buildTable();
@@ -70,18 +51,11 @@ public function testCreateTableWithInsert(): void
         $db->createCommand()->dropTable('real_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValue(): void
     {
-        $this->setFixture('Type/real.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_REAL);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('real_default');
 
         $this->assertSame('real', $tableSchema?->getColumn('Myreal')->getDbType());
@@ -90,18 +64,11 @@ public function testDefaultValue(): void
         $db->createCommand()->dropTable('real_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/real.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_REAL);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('real_default', [])->execute();
 
@@ -119,18 +86,12 @@ public function testDefaultValueWithInsert(): void
 
     /**
      * Max value is `3.4E+38`.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testMaxValue(): void
     {
-        $this->setFixture('Type/real.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_REAL);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('real', ['Myreal1' => '3.4E+38', 'Myreal2' => '0'])->execute();
 
@@ -165,18 +126,11 @@ public function testMaxValue(): void
         $db->createCommand()->dropTable('real')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testMaxValueException(): void
     {
-        $this->setFixture('Type/real.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_REAL);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
 
         $this->expectException(Exception::class);
@@ -189,18 +143,12 @@ public function testMaxValueException(): void
 
     /**
      * Min value is `-3.40E+38`.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testMinValue(): void
     {
-        $this->setFixture('Type/real.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_REAL);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('real', ['Myreal1' => '-3.4E+38', 'Myreal2' => '0'])->execute();
 
@@ -235,18 +183,11 @@ public function testMinValue(): void
         $db->createCommand()->dropTable('real')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testMinValueException(): void
     {
-        $this->setFixture('Type/real.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_REAL);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
 
         $this->expectException(Exception::class);
@@ -259,7 +200,7 @@ public function testMinValueException(): void
 
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
diff --git a/tests/Type/RowversionTest.php b/tests/Type/RowversionTest.php
index 276f5eee..c8b22c03 100644
--- a/tests/Type/RowversionTest.php
+++ b/tests/Type/RowversionTest.php
@@ -4,37 +4,24 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
-use Throwable;
-use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
  *
- * @psalm-suppress PropertyNotSetInConstructor
- *
  * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/rowversion-transact-sql?view=sql-server-ver16
  */
-final class RowversionTest extends TestCase
+final class RowversionTest extends IntegrationTestCase
 {
-    use TestTrait;
-
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
+    use IntegrationTestTrait;
+
     public function testValue(): void
     {
-        $this->setFixture('Type/rowversion.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_ROWVERSION);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('rowversion');
 
         $this->assertSame('timestamp', $tableSchema?->getColumn('Myrowversion')->getDbType());
diff --git a/tests/Type/SmallIntTest.php b/tests/Type/SmallIntTest.php
index 96ae8dd4..63ebf5af 100644
--- a/tests/Type/SmallIntTest.php
+++ b/tests/Type/SmallIntTest.php
@@ -4,33 +4,21 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
-use Throwable;
 use Yiisoft\Db\Connection\ConnectionInterface;
 use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
  *
- * @psalm-suppress PropertyNotSetInConstructor
- *
  * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/int-bigint-smallint-and-tinyint-transact-sql?view=sql-server-ver16
  */
-final class SmallIntTest extends TestCase
+final class SmallIntTest extends IntegrationTestCase
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithDefaultValue(): void
     {
         $db = $this->buildTable();
@@ -43,13 +31,6 @@ public function testCreateTableWithDefaultValue(): void
         $db->createCommand()->dropTable('smallint_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithInsert(): void
     {
         $db = $this->buildTable();
@@ -69,18 +50,11 @@ public function testCreateTableWithInsert(): void
         $db->createCommand()->dropTable('smallint_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValue(): void
     {
-        $this->setFixture('Type/smallint.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_SMALLINT);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('smallint_default');
 
         $this->assertSame('smallint', $tableSchema?->getColumn('Mysmallint')->getDbType());
@@ -89,18 +63,11 @@ public function testDefaultValue(): void
         $db->createCommand()->dropTable('smallint_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/smallint.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_SMALLINT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('smallint_default', [])->execute();
 
@@ -118,18 +85,12 @@ public function testDefaultValueWithInsert(): void
 
     /**
      * Max value is `32767`.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testMaxValue(): void
     {
-        $this->setFixture('Type/smallint.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_SMALLINT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('smallint', ['Mysmallint1' => 32767, 'Mysmallint2' => 0])->execute();
 
@@ -164,18 +125,11 @@ public function testMaxValue(): void
         $db->createCommand()->dropTable('smallint')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testMaxValueException(): void
     {
-        $this->setFixture('Type/smallint.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_SMALLINT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
 
         $this->expectException(Exception::class);
@@ -188,18 +142,12 @@ public function testMaxValueException(): void
 
     /**
      * Min value is `-32768`.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testMinValue(): void
     {
-        $this->setFixture('Type/smallint.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_SMALLINT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('smallint', ['Mysmallint1' => -32768, 'Mysmallint2' => 0])->execute();
 
@@ -234,18 +182,11 @@ public function testMinValue(): void
         $db->createCommand()->dropTable('smallint')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testMinValueException(): void
     {
-        $this->setFixture('Type/smallint.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_SMALLINT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
 
         $this->expectException(Exception::class);
@@ -258,7 +199,7 @@ public function testMinValueException(): void
 
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
diff --git a/tests/Type/SmallMoneyTest.php b/tests/Type/SmallMoneyTest.php
index 5d822200..35c30dd6 100644
--- a/tests/Type/SmallMoneyTest.php
+++ b/tests/Type/SmallMoneyTest.php
@@ -4,33 +4,21 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
-use Throwable;
 use Yiisoft\Db\Connection\ConnectionInterface;
 use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
  *
- * @psalm-suppress PropertyNotSetInConstructor
- *
  * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/money-and-smallmoney-transact-sql?view=sql-server-ver16
  */
-final class SmallMoneyTest extends TestCase
+final class SmallMoneyTest extends IntegrationTestCase
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithDefaultValue(): void
     {
         $db = $this->buildTable();
@@ -43,13 +31,6 @@ public function testCreateTableWithDefaultValue(): void
         $db->createCommand()->dropTable('smallmoney_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithInsert(): void
     {
         $db = $this->buildTable();
@@ -69,18 +50,11 @@ public function testCreateTableWithInsert(): void
         $db->createCommand()->dropTable('smallmoney_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValue(): void
     {
-        $this->setFixture('Type/smallmoney.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_SMALLMONEY);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('smallmoney_default');
 
         $this->assertSame('smallmoney', $tableSchema?->getColumn('Mysmallmoney')->getDbType());
@@ -89,18 +63,11 @@ public function testDefaultValue(): void
         $db->createCommand()->dropTable('smallmoney_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/smallmoney.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_SMALLMONEY);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('smallmoney_default', [])->execute();
 
@@ -118,18 +85,12 @@ public function testDefaultValueWithInsert(): void
 
     /**
      * Max value is `214748.3647`.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testMaxValue(): void
     {
-        $this->setFixture('Type/smallmoney.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_SMALLMONEY);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('smallmoney', ['Mysmallmoney1' => '214748.3647', 'Mysmallmoney2' => '0'])->execute();
 
@@ -164,18 +125,11 @@ public function testMaxValue(): void
         $db->createCommand()->dropTable('smallmoney')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testMaxValueException(): void
     {
-        $this->setFixture('Type/smallmoney.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_SMALLMONEY);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
 
         $this->expectException(Exception::class);
@@ -188,18 +142,12 @@ public function testMaxValueException(): void
 
     /**
      * Min value is `-214748.3648`.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testMinValue(): void
     {
-        $this->setFixture('Type/smallmoney.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_SMALLMONEY);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('smallmoney', ['Mysmallmoney1' => '-214748.3648', 'Mysmallmoney2' => 0])->execute();
 
@@ -234,18 +182,11 @@ public function testMinValue(): void
         $db->createCommand()->dropTable('smallmoney')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testMinValueException(): void
     {
-        $this->setFixture('Type/smallmoney.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_SMALLMONEY);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
 
         $this->expectException(Exception::class);
@@ -258,7 +199,7 @@ public function testMinValueException(): void
 
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
diff --git a/tests/Type/TextTest.php b/tests/Type/TextTest.php
index ae9d305f..3e9205d1 100644
--- a/tests/Type/TextTest.php
+++ b/tests/Type/TextTest.php
@@ -4,33 +4,20 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
-use Throwable;
 use Yiisoft\Db\Connection\ConnectionInterface;
-use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
  *
- * @psalm-suppress PropertyNotSetInConstructor
- *
  * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/ntext-text-and-image-transact-sql?view=sql-server-ver16
  */
-final class TextTest extends TestCase
+final class TextTest extends IntegrationTestCase
 {
-    use TestTrait;
-
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
+    use IntegrationTestTrait;
+
     public function testCreateTableWithDefaultValue(): void
     {
         $db = $this->buildTable();
@@ -43,13 +30,6 @@ public function testCreateTableWithDefaultValue(): void
         $db->createCommand()->dropTable('text_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithInsert(): void
     {
         $db = $this->buildTable();
@@ -69,18 +49,11 @@ public function testCreateTableWithInsert(): void
         $db->createCommand()->dropTable('text_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValue(): void
     {
-        $this->setFixture('Type/text.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_TEXT);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('text_default');
 
         $this->assertSame('text', $tableSchema?->getColumn('Mytext')->getDbType());
@@ -89,18 +62,11 @@ public function testDefaultValue(): void
         $db->createCommand()->dropTable('text_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/text.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_TEXT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('text_default', [])->execute();
 
@@ -116,18 +82,11 @@ public function testDefaultValueWithInsert(): void
         $db->createCommand()->dropTable('text_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testValue(): void
     {
-        $this->setFixture('Type/text.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_TEXT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('text', ['Mytext1' => '0123456789', 'Mytext2' => null])->execute();
 
@@ -149,7 +108,7 @@ public function testValue(): void
 
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
diff --git a/tests/Type/TinyIntTest.php b/tests/Type/TinyIntTest.php
index 9c8c4cea..2b5aa2bb 100644
--- a/tests/Type/TinyIntTest.php
+++ b/tests/Type/TinyIntTest.php
@@ -4,33 +4,21 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
-use Throwable;
 use Yiisoft\Db\Connection\ConnectionInterface;
 use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
  *
- * @psalm-suppress PropertyNotSetInConstructor
- *
  * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/int-bigint-smallint-and-tinyint-transact-sql?view=sql-server-ver16
  */
-final class TinyIntTest extends TestCase
+final class TinyIntTest extends IntegrationTestCase
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithDefaultValue(): void
     {
         $db = $this->buildTable();
@@ -43,13 +31,6 @@ public function testCreateTableWithDefaultValue(): void
         $db->createCommand()->dropTable('tinyint_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithInsert(): void
     {
         $db = $this->buildTable();
@@ -69,18 +50,11 @@ public function testCreateTableWithInsert(): void
         $db->createCommand()->dropTable('tinyint_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValue(): void
     {
-        $this->setFixture('Type/tinyint.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_TINYINT);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('tinyint_default');
 
         $this->assertSame('tinyint', $tableSchema?->getColumn('Mytinyint')->getDbType());
@@ -89,18 +63,11 @@ public function testDefaultValue(): void
         $db->createCommand()->dropTable('tinyint_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/tinyint.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_TINYINT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('tinyint_default', [])->execute();
 
@@ -118,18 +85,12 @@ public function testDefaultValueWithInsert(): void
 
     /**
      * Max value is `255`.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testMaxValue(): void
     {
-        $this->setFixture('Type/tinyint.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_TINYINT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('tinyint', ['Mytinyint1' => 255, 'Mytinyint2' => 0])->execute();
 
@@ -179,18 +140,11 @@ public function testMaxValue(): void
         $db->createCommand()->dropTable('tinyint')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testMaxValueException(): void
     {
-        $this->setFixture('Type/tinyint.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_TINYINT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
 
         $this->expectException(Exception::class);
@@ -203,18 +157,12 @@ public function testMaxValueException(): void
 
     /**
      * Min value is `0`.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testMinValue(): void
     {
-        $this->setFixture('Type/tinyint.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_TINYINT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('tinyint', ['Mytinyint1' => 0, 'Mytinyint2' => null])->execute();
 
@@ -249,18 +197,11 @@ public function testMinValue(): void
         $db->createCommand()->dropTable('tinyint')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testMinValueException(): void
     {
-        $this->setFixture('Type/tinyint.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_TINYINT);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
 
         $this->expectException(Exception::class);
@@ -273,7 +214,7 @@ public function testMinValueException(): void
 
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
diff --git a/tests/Type/UniqueidentifierTest.php b/tests/Type/UniqueidentifierTest.php
index 79a823e6..636f0df2 100644
--- a/tests/Type/UniqueidentifierTest.php
+++ b/tests/Type/UniqueidentifierTest.php
@@ -4,33 +4,21 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
-use Throwable;
 use Yiisoft\Db\Connection\ConnectionInterface;
 use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
  *
- * @psalm-suppress PropertyNotSetInConstructor
- *
 * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/uniqueidentifier-transact-sql?view=sql-server-ver16
  */
-final class UniqueidentifierTest extends TestCase
+final class UniqueidentifierTest extends IntegrationTestCase
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithDefaultValue(): void
     {
         $db = $this->buildTable();
@@ -46,13 +34,6 @@ public function testCreateTableWithDefaultValue(): void
         $db->createCommand()->dropTable('uniqueidentifier_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithInsert(): void
     {
         $db = $this->buildTable();
@@ -72,18 +53,11 @@ public function testCreateTableWithInsert(): void
         $db->createCommand()->dropTable('uniqueidentifier_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValue(): void
     {
-        $this->setFixture('Type/uniqueidentifier.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_UNIQUEIDENTIFIER);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('uniqueidentifier_default');
 
         $this->assertSame('uniqueidentifier', $tableSchema?->getColumn('Myuniqueidentifier')->getDbType());
@@ -95,18 +69,11 @@ public function testDefaultValue(): void
         $db->createCommand()->dropTable('uniqueidentifier_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/uniqueidentifier.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_UNIQUEIDENTIFIER);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('uniqueidentifier_default', [])->execute();
 
@@ -124,18 +91,12 @@ public function testDefaultValueWithInsert(): void
 
     /**
      * Max value is 36 characters.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testValue(): void
     {
-        $this->setFixture('Type/uniqueidentifier.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_UNIQUEIDENTIFIER);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert(
             'uniqueidentifier',
@@ -158,18 +119,10 @@ public function testValue(): void
         $db->createCommand()->dropTable('uniqueidentifier')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testValueException(): void
     {
-        $this->setFixture('Type/uniqueidentifier.sql');
-
-        $db = $this->getConnection(true);
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_UNIQUEIDENTIFIER);
 
         $this->expectException(Exception::class);
         $this->expectExceptionMessage(
@@ -182,18 +135,12 @@ public function testValueException(): void
 
     /**
      * When you insert a value that is longer than 36 characters, the value is truncated to 36 characters.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testValueLength(): void
     {
-        $this->setFixture('Type/uniqueidentifier.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_UNIQUEIDENTIFIER);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert(
             'uniqueidentifier',
@@ -218,7 +165,7 @@ public function testValueLength(): void
 
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
diff --git a/tests/Type/VarBinaryTest.php b/tests/Type/VarBinaryTest.php
index 4c4f5fba..d3a3bb47 100644
--- a/tests/Type/VarBinaryTest.php
+++ b/tests/Type/VarBinaryTest.php
@@ -4,37 +4,25 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
-use Throwable;
 use Yiisoft\Db\Connection\ConnectionInterface;
-use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
 use Yiisoft\Db\Expression\Expression;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 use function str_repeat;
 
 /**
  * @group mssql
  *
- * @psalm-suppress PropertyNotSetInConstructor
- *
  * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/binary-and-varbinary-transact-sql?view=sql-server-ver16
  */
-final class VarBinaryTest extends TestCase
+final class VarBinaryTest extends IntegrationTestCase
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
     /**
      * @dataProvider \Yiisoft\Db\Mssql\Tests\Provider\Type\VarBinaryProvider::columns
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testCreateTableWithDefaultValue(
         string $column,
@@ -54,13 +42,6 @@ public function testCreateTableWithDefaultValue(
         $db->createCommand()->dropTable('varbinary_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithInsert(): void
     {
         $db = $this->buildTable();
@@ -82,12 +63,6 @@ public function testCreateTableWithInsert(): void
 
     /**
      * @dataProvider \Yiisoft\Db\Mssql\Tests\Provider\Type\VarBinaryProvider::columns
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testDefaultValue(
         string $column,
@@ -96,9 +71,9 @@ public function testDefaultValue(
         int $size,
         Expression $defaultValue,
     ): void {
-        $this->setFixture('Type/varbinary.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_VARBINARY);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('varbinary_default');
 
         $this->assertSame($dbType, $tableSchema?->getColumn($column)->getDbType());
@@ -108,18 +83,11 @@ public function testDefaultValue(
         $db->createCommand()->dropTable('varbinary_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/varbinary.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_VARBINARY);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('varbinary_default', [])->execute();
 
@@ -137,18 +105,12 @@ public function testDefaultValueWithInsert(): void
 
     /**
      * When the value is greater than the maximum value, the value is truncated.
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testMaxValue(): void
     {
-        $this->setFixture('Type/varbinary.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_VARBINARY);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('varbinary', [
             'Myvarbinary1' => new Expression('CONVERT(varbinary(10), \'binary_default_value\')'),
@@ -173,47 +135,9 @@ public function testMaxValue(): void
         $db->createCommand()->dropTable('varbinary')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
-    public function testValue(): void
-    {
-        $this->setFixture('Type/binary.sql');
-
-        $db = $this->getConnection(true);
-        $command = $db->createCommand();
-        $command->insert('binary', [
-            'Mybinary1' => new Expression('CONVERT(binary(10), \'binary\')'),
-            'Mybinary2' => new Expression('CONVERT(binary(10), null)'),
-            'Mybinary3' => new Expression('CONVERT(binary(1), \'b\')'),
-            'Mybinary4' => new Expression('CONVERT(binary(1), null)'),
-        ])->execute();
-
-        $this->assertSame(
-            [
-                'id' => '1',
-                'Mybinary1' => '0x62696E61727900000000',
-                'Mybinary2' => null,
-                'Mybinary3' => 'b',
-                'Mybinary4' => null,
-            ],
-            $command->setSql(
-                <<<SQL
-                SELECT id, CONVERT(VARCHAR(100), [[Mybinary1]], 1) AS [[Mybinary1]], [[Mybinary2]], [[Mybinary3]], [[Mybinary4]] FROM [[binary]] WHERE [[id]] = 1
-                SQL,
-            )->queryOne(),
-        );
-
-        $db->createCommand()->dropTable('binary')->execute();
-    }
-
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();
 
diff --git a/tests/Type/VarCharTest.php b/tests/Type/VarCharTest.php
index e8f32717..5e269800 100644
--- a/tests/Type/VarCharTest.php
+++ b/tests/Type/VarCharTest.php
@@ -4,36 +4,25 @@
 
 namespace Yiisoft\Db\Mssql\Tests\Type;
 
-use PHPUnit\Framework\TestCase;
-use Throwable;
+use PHPUnit\Framework\Attributes\DataProviderExternal;
 use Yiisoft\Db\Connection\ConnectionInterface;
 use Yiisoft\Db\Exception\Exception;
-use InvalidArgumentException;
-use Yiisoft\Db\Exception\InvalidConfigException;
-use Yiisoft\Db\Exception\NotSupportedException;
 use Yiisoft\Db\Expression\Expression;
-use Yiisoft\Db\Mssql\Tests\Support\TestTrait;
+use Yiisoft\Db\Mssql\Tests\Provider\Type\VarCharProvider;
+use Yiisoft\Db\Mssql\Tests\Support\Fixture\FixtureDump;
+use Yiisoft\Db\Mssql\Tests\Support\IntegrationTestTrait;
+use Yiisoft\Db\Tests\Support\IntegrationTestCase;
 
 /**
  * @group mssql
  *
- * @psalm-suppress PropertyNotSetInConstructor
- *
  * @link https://learn.microsoft.com/en-us/sql/t-sql/data-types/char-and-varchar-transact-sql?view=sql-server-ver16
  */
-final class VarCharTest extends TestCase
+final class VarCharTest extends IntegrationTestCase
 {
-    use TestTrait;
+    use IntegrationTestTrait;
 
-    /**
-     * @dataProvider \Yiisoft\Db\Mssql\Tests\Provider\Type\VarCharProvider::columns
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
+    #[DataProviderExternal(VarCharProvider::class, 'columns')]
     public function testCreateTableWithDefaultValue(
         string $column,
         string $dbType,
@@ -52,13 +41,6 @@ public function testCreateTableWithDefaultValue(
         $db->createCommand()->dropTable('varchar_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testCreateTableWithInsert(): void
     {
         $db = $this->buildTable();
@@ -80,12 +62,6 @@ public function testCreateTableWithInsert(): void
 
     /**
      * @dataProvider \Yiisoft\Db\Mssql\Tests\Provider\Type\VarCharProvider::columns
-     *
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
      */
     public function testDefaultValue(
         string $column,
@@ -94,9 +70,9 @@ public function testDefaultValue(
         int $size,
         string|Expression $defaultValue,
     ): void {
-        $this->setFixture('Type/varchar.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_VARCHAR);
 
-        $db = $this->getConnection(true);
         $tableSchema = $db->getTableSchema('varchar_default');
 
         $this->assertSame($dbType, $tableSchema?->getColumn($column)->getDbType());
@@ -106,18 +82,11 @@ public function testDefaultValue(
         $db->createCommand()->dropTable('varchar_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testDefaultValueWithInsert(): void
     {
-        $this->setFixture('Type/varchar.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_VARCHAR);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert('varchar_default', [])->execute();
 
@@ -133,18 +102,11 @@ public function testDefaultValueWithInsert(): void
         $db->createCommand()->dropTable('varchar_default')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testValue(): void
     {
-        $this->setFixture('Type/varchar.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_VARCHAR);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
         $command->insert(
             'varchar',
@@ -174,18 +136,11 @@ public function testValue(): void
         $db->createCommand()->dropTable('varchar')->execute();
     }
 
-    /**
-     * @throws Exception
-     * @throws InvalidConfigException
-     * @throws InvalidArgumentException
-     * @throws NotSupportedException
-     * @throws Throwable
-     */
     public function testValueException(): void
     {
-        $this->setFixture('Type/varchar.sql');
+        $db = $this->getSharedConnection();
+        $this->loadFixture(FixtureDump::TYPE_VARCHAR);
 
-        $db = $this->getConnection(true);
         $command = $db->createCommand();
 
         $this->expectException(Exception::class);
@@ -198,7 +153,7 @@ public function testValueException(): void
 
     private function buildTable(): ConnectionInterface
     {
-        $db = $this->getConnection();
+        $db = $this->getSharedConnection();
 
         $command = $db->createCommand();