/**
  * @expectedException \LogicException
  * @expectedExceptionMessage SignatureWriter can not be deserialized
  */
 public function test_throws_logic_exception_on_deserialize()
 {
     $deserializationContext = new DeserializationContext();
     $deserializationContext->getDocument()->loadXML('<a></a>');
     $writer = new SignatureWriter();
     $writer->deserialize($deserializationContext->getDocument()->firstChild, $deserializationContext);
 }