public function testCreateFail()
{
$form = array('_token' => 'dummy', 'template' => null, 'subject' => null, 'header' => null, 'footer' => null);
$this->client->request('POST', $this->app->url('admin_setting_shop_mail'), array('mail' => $form));
$redirectUrl = $this->app->url('admin_setting_shop_mail');
$this->assertTrue($this->client->getResponse()->isRedirect($redirectUrl));
}