/**
  * @group DDC-1360
  */
 public function testQuoteSingleIdentifier()
 {
     if ($this->_platform->getName() == "mssql") {
         $this->markTestSkipped('Not working this way on mssql.');
     }
     $c = $this->_platform->getIdentifierQuoteCharacter();
     $this->assertEquals($c . "test" . $c, $this->_platform->quoteSingleIdentifier("test"));
     $this->assertEquals($c . "test.test" . $c, $this->_platform->quoteSingleIdentifier("test.test"));
     $this->assertEquals(str_repeat($c, 4), $this->_platform->quoteSingleIdentifier($c));
 }