public function testGetStringId()
{
$_id = new MongoId();
$string_id = (string) $_id;
$model = new TestSchema();
$model->_id = $_id;
$model->object = $_id;
$this->assertEquals($string_id, $model->getStringId());
$this->assertEquals($string_id, $model->getStringId('object'));
$this->assertEquals($string_id, $model->stringId);
$this->assertEquals('', $model->getStringId('undefined'));
}
