TranslationPushCommand example

$provider->expects($this->once())
            ->method('write')
            ->with($localTranslatorBag->diff($providerReadTranslatorBag));

        $provider->expects($this->once())
            ->method('__toString')
            ->willReturn('null://default');

        $reader = new TranslationReader();
        $reader->addLoader('xlf', new XliffFileLoader());

        $command = new TranslationPushCommand(
            new TranslationProviderCollection([
                'loco' => $provider,
            ]),
            $reader,
            [$this->translationAppDir.'/translations'],
            $locales
        );

        $application = new Application();
        $application->add($command);
        $tester = new CommandTester($application->find('translation:push'));