Eccube\Tests\Application\TranslationTraitTest::testTrans PHP Method

    public function testTrans()
    {
        $app = $this->app;
        $app['translator'] = $translator = $this->getMockBuilder('Symfony\\Component\\Translation\\Translator')->disableOriginalConstructor()->getMock();
        $translator->expects($this->once())->method('trans');
        $app->trans('foo');
    }