public function testDisableAndReEnableXMLToObjectMappingReturnsObject()
 {
     $gdata = new Zend_Gdata();
     $gdata->useObjectMapping(false);
     $xmlString = $gdata->getEntry('http://gdata.youtube.com/feeds/api/videos/O4SWAfisH-8');
     $this->assertEquals('string', gettype($xmlString));
     $gdata->useObjectMapping(true);
     $entry = $gdata->getEntry('http://gdata.youtube.com/feeds/api/videos/O4SWAfisH-8');
     $this->assertTrue($entry instanceof Zend_Gdata_Entry);
 }