function test_turnOff()
 {
     $mq = new MagicQuotes();
     $mq->turnOff();
     $this->assertEquals($this->testString, $_GET['test']);
     $mq->turnOff();
     $mq->turnOff();
     $mq->turnOff();
     $this->assertEquals($this->testString, $_GET['test']);
     $mq->turnOn();
     $mq->turnOff();
     $this->assertEquals($this->testString, $_GET['test']);
 }