public function testConvertSubscriptionEntryToAndFromString()
 {
     $this->entry->transferFromXML($this->entryText);
     $entryXml = $this->entry->saveXML();
     $newSubscriptionEntry = new Zend_Gdata_YouTube_SubscriptionEntry();
     $newSubscriptionEntry->transferFromXML($entryXml);
     $this->verifyAllSamplePropertiesAreCorrect($newSubscriptionEntry);
     $newSubscriptionEntryXml = $newSubscriptionEntry->saveXML();
     $this->assertEquals($entryXml, $newSubscriptionEntryXml);
 }