public function testPreview()
{
$this->setRequest(Request::create('/pages'));
$this->controller()->listing($this->getRequest(), 'pages/test');
$templates = $this->getMockBuilder(TemplateChooser::class)->setMethods(['record'])->setConstructorArgs([$this->getApp()])->getMock();
$templates->expects($this->any())->method('record')->will($this->returnValue('record.twig'));
$this->setService('templatechooser', $templates);
$response = $this->controller()->preview($this->getRequest(), 'pages');
$this->assertTrue($response instanceof TemplateResponse);
$this->assertSame('record.twig', $response->getTemplate()->getTemplateName());
$this->assertNotEmpty($response->getGlobals());
}