Eccube\Tests\Form\Type\Admin\MainEditTestType::testInValidFileName_DuplicateSlash PHP Method

    public function testInValidFileName_DuplicateSlash()
    {
        $this->formData['file_name'] = 'hoge/fuga//piyo';
        $this->form->submit($this->formData);
        $this->assertFalse($this->form->isValid());
    }