/**
  * Checks record deletion
  */
 public function testDeleteModel()
 {
     $firstRecord = ApiTest_Book::get()->first();
     $qh = $this->getQueryHandler();
     $request = $this->getHTTPRequest('DELETE', 'ApiTest_Book');
     $result = $qh->deleteModel('ApiTest_Book', $firstRecord->ID, $request);
     $deletedRecord = DataObject::get_by_id('ApiTest_Book', $firstRecord->ID);
     $this->assertFalse($deletedRecord, 'Delete model should delete a database record');
 }