/**
* Test Dificulty Level -> post releationship
*
* @return void
*/
public function testDificultyLevelPostRelationship()
{
$this->assertTrue(PostDificulty::findOrFail(1) instanceof PostDificulty);
$relationshipCollection = PostDificulty::find(1)->posts()->get();
$collection = collect([]);
$this->assertTrue($relationshipCollection instanceof $collection);
}
