diff --git a/lib/Cake/Test/Case/Model/Datasource/Database/MysqlTest.php b/lib/Cake/Test/Case/Model/Datasource/Database/MysqlTest.php
index 0fb3d3dba31..e9819ed3abc 100644
--- a/lib/Cake/Test/Case/Model/Datasource/Database/MysqlTest.php
+++ b/lib/Cake/Test/Case/Model/Datasource/Database/MysqlTest.php
@@ -917,7 +917,10 @@ public function testGetEncoding() {
  * @return void
  */
 	public function testFieldDoubleEscaping() {
+		$db = $this->Dbo->config['database'];
 		$test = $this->getMock('Mysql', array('connect', '_execute', 'execute'));
+		$test->config['database'] = $db;
+
 		$this->Model = $this->getMock('Article2', array('getDataSource'));
 		$this->Model->alias = 'Article';
 		$this->Model->expects($this->any())
@@ -1096,7 +1099,10 @@ function &_prepareAssociationQuery($model, &$queryData, $binding) {
  * @return void
  */
 	public function testGenerateInnerJoinAssociationQuery() {
+		$db = $this->Dbo->config['database'];
 		$test = $this->getMock('Mysql', array('connect', '_execute', 'execute'));
+		$test->config['database'] = $db;
+
 		$this->Model = $this->getMock('TestModel9', array('getDataSource'));
 		$this->Model->expects($this->any())
 			->method('getDataSource')
@@ -2910,7 +2916,10 @@ public function testBuildColumnBadType() {
  * @return void
  */
 	public function testHasAny() {
+		$db = $this->Dbo->config['database'];
 		$this->Dbo = $this->getMock('Mysql', array('connect', '_execute', 'execute', 'value'));
+		$this->Dbo->config['database'] = $db;
+
 		$this->Model = $this->getMock('TestModel', array('getDataSource'));
 		$this->Model->expects($this->any())
 			->method('getDataSource')