public function testWithDefaultLayout()
{
$resolver = new TemplatePathStack();
$resolver->addPath(__DIR__ . '/../../view');
$this->mailService->getRenderer()->setResolver($resolver);
$model = new ViewModel();
$model->setTemplate('ac-mailer/mail-templates/layout.phtml');
$this->mailService->setDefaultLayout(new DefaultLayout($model));
$this->mailService->setTemplate('ac-mailer/mail-templates/mail.phtml');
$this->assertInstanceOf('Zend\\Mime\\Message', $this->mailService->getMessage()->getBody());
}