public function testRegisteredCommands()
 {
     $refreshCommand = Artisan::find('js-localization:refresh');
     $this->assertInstanceOf('JsLocalization\\Console\\RefreshCommand', $refreshCommand);
     $commandTester = new CommandTester($refreshCommand);
     $commandTester->execute(array());
     $this->assertEquals("Refreshing the message cache...\n", $commandTester->getDisplay());
 }