public function testSaveModelTwiceAndDiff()
{
$model = new Models\ModelWithTraitAndBootObserver();
$model->fill(['author_id' => 1337, 'title' => 'Hello', 'body' => 'This is a body. :D', 'published' => true, 'id' => 6]);
$model->save();
$diff = $model->diff();
$this->assertEquals($model->toArray(), $diff['data']);
$model->title = 'Hello World';
$model->save();
$diff = $model->diff();
$this->assertEquals($model->toArray(), $diff['data']);
}
