public function setUp()
{
parent::setUp();
// Workaround for model event firing.
// The package Bosnadev\Database used for automatic UUID creation relies
// on model events (creating) to generate the UUID.
//
// Laravel/Lumen currently doesn't fire repeated model events during
// unit testing, see: https://github.com/laravel/framework/issues/1181
User::flushEventListeners();
User::boot();
UserCredential::flushEventListeners();
UserCredential::boot();
}