public function testSave() { $model = new TestSchema(); $model->title = '123'; $this->assertTrue($model->getIsNew()); $this->assertTrue($model->save()); $this->assertFalse($model->getIsNew()); $this->assertInstanceOf('\\MongoId', $model->_id); $this->assertNotNull($model->created); $model->title = '333'; $this->assertTrue($model->save()); }