public function testDelete()
 {
     $uuid = rand(0, count($this->_guids) - 1);
     $nsdrDefinition = new NSDRDefinition();
     $nsdrDefinition->uuid = $this->_guids[$uuid];
     $nsdrDefinition->setPersistMode(WebVista_Model_ORM::DELETE);
     $nsdrDefinition->persist();
     $nsdrDefinition->populate();
     $namespace = $nsdrDefinition->namespace;
     $this->assertEquals(0, strlen($namespace));
 }