/**
* Test alternate syntax for getting commits
* from the end of the commits array.
*/
public function testGetVersionFromEndOfArray()
{
$model = new Models\ModelWithTraitAndBootObserver();
$model->fill(['author_id' => 1337, 'title' => 'Version 1', 'body' => 'Content goes here.', 'published' => true, 'id' => 8]);
$model->save();
$model->title = 'Version 2';
$model->save();
$model->title = 'Version 3';
$model->save();
$model->title = 'Version 4';
$model->save();
// Get most recent version
$diff = $model->diff(-1);
$this->assertEquals('Version 3', $diff['data']['title']);
// Second most recent version
$diff = $model->diff(-2);
$this->assertEquals('Version 2', $diff['data']['title']);
// And going too far back gives us nothing
$diff = $model->diff(-10);
$this->assertNull($diff);
}
