Merge pull request #174 from Lctrs/feature/in

filter: add In and NotIn

src/Filter/In.php

@@ -0,0 +1,35 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Lctrs\DBALSpecification\Filter;
+
+use Doctrine\DBAL\Connection;
+use Doctrine\DBAL\Query\QueryBuilder;
+use Lctrs\DBALSpecification\Filter;
+use Lctrs\DBALSpecification\Operand\Operand;
+
+final class In implements Filter
+{
+    /** @var Operand */
+    private $x;
+    /** @var list<string> */
+    private $y;
+
+    /**
+     * @param list<string> $y
+     */
+    public function __construct(Operand $x, array $y)
+    {
+        $this->x = $x;
+        $this->y = $y;
+    }
+
+    public function getFilter(QueryBuilder $queryBuilder): ?string
+    {
+        return $queryBuilder->expr()->in(
+            $this->x->transform($queryBuilder),
+            $queryBuilder->createNamedParameter($this->y, Connection::PARAM_STR_ARRAY)
+        );
+    }
+}

src/Filter/NotIn.php

@@ -0,0 +1,35 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Lctrs\DBALSpecification\Filter;
+
+use Doctrine\DBAL\Connection;
+use Doctrine\DBAL\Query\QueryBuilder;
+use Lctrs\DBALSpecification\Filter;
+use Lctrs\DBALSpecification\Operand\Operand;
+
+final class NotIn implements Filter
+{
+    /** @var Operand */
+    private $x;
+    /** @var list<string> */
+    private $y;
+
+    /**
+     * @param list<string> $y
+     */
+    public function __construct(Operand $x, array $y)
+    {
+        $this->x = $x;
+        $this->y = $y;
+    }
+
+    public function getFilter(QueryBuilder $queryBuilder): ?string
+    {
+        return $queryBuilder->expr()->notIn(
+            $this->x->transform($queryBuilder),
+            $queryBuilder->createNamedParameter($this->y, Connection::PARAM_STR_ARRAY)
+        );
+    }
+}

test/Unit/Filter/InTest.php

@@ -0,0 +1,48 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Lctrs\DBALSpecification\Test\Unit\Filter;
+
+use Doctrine\DBAL\Connection;
+use Doctrine\DBAL\Query\Expression\ExpressionBuilder;
+use Doctrine\DBAL\Query\QueryBuilder;
+use Lctrs\DBALSpecification\Filter\In;
+use Lctrs\DBALSpecification\Operand\Field;
+use PHPUnit\Framework\TestCase;
+
+final class InTest extends TestCase
+{
+    /** @var QueryBuilder */
+    private $queryBuilder;
+
+    protected function setUp(): void
+    {
+        $connection  = $this->createMock(Connection::class);
+        $exprBuilder = new ExpressionBuilder($connection);
+
+        $connection
+            ->expects(self::any())
+            ->method('getExpressionBuilder')
+            ->willReturn($exprBuilder);
+        $connection
+            ->expects(self::any())
+            ->method('createQueryBuilder')
+            ->willReturn(new QueryBuilder($connection));
+
+        $this->queryBuilder = new QueryBuilder($connection);
+    }
+
+    public function testItCallsIn(): void
+    {
+        self::assertSame(
+            'foo IN (:dcValue1)',
+            (new In(new Field('foo'), ['foo', 'bar']))->getFilter($this->queryBuilder)
+        );
+
+        self::assertSame(
+            $this->queryBuilder->getParameter('dcValue1'),
+            ['foo', 'bar']
+        );
+    }
+}

test/Unit/Filter/NotInTest.php

@@ -0,0 +1,48 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Lctrs\DBALSpecification\Test\Unit\Filter;
+
+use Doctrine\DBAL\Connection;
+use Doctrine\DBAL\Query\Expression\ExpressionBuilder;
+use Doctrine\DBAL\Query\QueryBuilder;
+use Lctrs\DBALSpecification\Filter\NotIn;
+use Lctrs\DBALSpecification\Operand\Field;
+use PHPUnit\Framework\TestCase;
+
+final class NotInTest extends TestCase
+{
+    /** @var QueryBuilder */
+    private $queryBuilder;
+
+    protected function setUp(): void
+    {
+        $connection  = $this->createMock(Connection::class);
+        $exprBuilder = new ExpressionBuilder($connection);
+
+        $connection
+            ->expects(self::any())
+            ->method('getExpressionBuilder')
+            ->willReturn($exprBuilder);
+        $connection
+            ->expects(self::any())
+            ->method('createQueryBuilder')
+            ->willReturn(new QueryBuilder($connection));
+
+        $this->queryBuilder = new QueryBuilder($connection);
+    }
+
+    public function testItCallsIn(): void
+    {
+        self::assertSame(
+            'foo NOT IN (:dcValue1)',
+            (new NotIn(new Field('foo'), ['foo', 'bar']))->getFilter($this->queryBuilder)
+        );
+
+        self::assertSame(
+            $this->queryBuilder->getParameter('dcValue1'),
+            ['foo', 'bar']
+        );
+    }
+}