public function testCancelSluggingEvent()
{
$this->markTestIncomplete('Event tests are not yet reliable.');
$this->app['events']->listen('eloquent.slugging: ' . Post::class, AbortSlugging::class);
$post = Post::create(['title' => 'My Test Post']);
$this->expectsEvents(['eloquent.slugging: ' . Post::class]);
$this->doesntExpectEvents(['eloquent.slugged: ' . Post::class]);
$this->assertEquals(null, $post->slug);
}