assertTranslationExists('de', 'auth.verification.success_title'); $this->assertTranslationExists('de', 'auth.verification.checkout_success_message'); $this->assertTranslationExists('en', 'auth.verification.success_title'); $this->assertTranslationExists('en', 'auth.verification.checkout_success_message'); } private function assertTranslationExists(string $locale, string $key): void { app()->setLocale($locale); $translation = __($key); $this->assertNotSame($key, $translation); } }