diff --git a/lib/Doctrine/Migration.php b/lib/Doctrine/Migration.php
index 0208ce54..615c792e 100644
--- a/lib/Doctrine/Migration.php
+++ b/lib/Doctrine/Migration.php
@@ -559,4 +559,4 @@ protected function _createMigrationTable()
             return false;
         }
     }
-}
\ No newline at end of file
+}
diff --git a/tests/DoctrineTest/Doctrine_UnitTestCase.php b/tests/DoctrineTest/Doctrine_UnitTestCase.php
index 3fa7bcbc..5715cceb 100644
--- a/tests/DoctrineTest/Doctrine_UnitTestCase.php
+++ b/tests/DoctrineTest/Doctrine_UnitTestCase.php
@@ -142,13 +142,14 @@ public function init()
 
             if (count($e) > 3) {
                 $driver = $e[2];
-                switch($e[2]) {
+
+                switch($driver) {
                     case 'Mysql':
                     case 'Mssql':
                     case 'Oracle':
                     case 'Pgsql':
                     case 'Sqlite':
-                        $this->driverName = $e[2];
+                        $this->driverName = $driver;
                     break;
                 }
             }
@@ -227,7 +228,14 @@ public function prepareTables() {
 
             }
         }
-        $this->conn->export->exportClasses($this->tables);
+
+        foreach ($this->tables as $table) {
+            try {
+                $this->conn->export->exportClasses(array($table));
+            } catch (Doctrine_Export_Exception $e) {
+            }
+        }
+
         $this->objTable = $this->connection->getTable('User');
     }
     public function prepareData()
@@ -307,6 +315,13 @@ public function getDeclaration($type)
         return $this->dataDict->getPortableDeclaration(array('type' => $type, 'name' => 'colname', 'length' => 1, 'fixed' => true));
     }
 
+    protected function openAndBindMysqlConnection()
+    {
+        $this->dbh = new PDO(getenv('MYSQL_DSN'));
+
+        $this->conn = $this->connection = $this->openAdditionalConnection($this->dbh);
+    }
+
     protected function openAdditionalConnection($adapter = null, $name = null)
     {
         $connection = $this->manager->openConnection($adapter, $name);
@@ -321,5 +336,7 @@ private function closeAdditionalConnections()
         foreach ($this->additionalConnections as $connection) {
             $this->manager->closeConnection($connection);
         }
+
+        $this->conn = $this->connection = Doctrine_Manager::getInstance()->getCurrentConnection();
     }
 }
diff --git a/tests/MigrationTestCase.php b/tests/MigrationTestCase.php
index 7b718ba5..d5d28646 100644
--- a/tests/MigrationTestCase.php
+++ b/tests/MigrationTestCase.php
@@ -127,4 +127,35 @@ public function testMigrationClassNameInflected()
             $this->assertTrue($code);
         }
     }
+
+    public function test_afterSuccessfullMigration_willSetMigratedVersionAsCurrentVersionInMysqlDB()
+    {
+        $this->openAndBindMysqlConnection();
+
+        parent::prepareTables();
+
+        $migration = new Doctrine_Migration('migration_classes');
+        $migration->setCurrentVersion(3);
+
+        $migration->migrate(4);
+        $this->assertEqual(4, $migration->getCurrentVersion());
+    }
+
+    public function test_afterFailedMigration_willKeepCurrentVersionInMysqlDB()
+    {
+        $this->openAndBindMysqlConnection();
+
+        parent::prepareTables();
+
+        $migration = new Doctrine_Migration('migration_classes');
+        $migration->setCurrentVersion(0);
+
+        try {
+            $migration->migrate(1);
+
+            $this->fail('migration must fail');
+        } catch (Doctrine_Migration_Exception $e) {
+            $this->assertEqual(0, $migration->getCurrentVersion());
+        }
+    }
 }