Elgg\EntityIconServiceTest::testCanHandleServeIconRequest PHP Метод

    public function testCanHandleServeIconRequest()
    {
        $file = new \ElggFile();
        $file->owner_guid = 1;
        $file->setFilename('600x300.jpg');
        $path_key = \Elgg\Application::GET_PATH_KEY;
        $this->request = \Elgg\Http\Request::create("?{$path_key}=serve-icon/{$this->entity->guid}/small");
        $service = $this->createService();
        $service->setCurrentTime();
        $service->saveIconFromElggFile($this->entity, $file);
        $response = $service->handleServeIconRequest(false);
        $icon = $service->getIcon($this->entity, 'small');
        $this->assertInstanceOf(\Symfony\Component\HttpFoundation\BinaryFileResponse::class, $response);
        $this->assertEquals(200, $response->getStatusCode());
        $this->assertEquals('image/jpeg', $response->headers->get('Content-Type'));
        $filesize = filesize($icon->getFilenameOnFilestore());
        $this->assertEquals($filesize, $response->headers->get('Content-Length'));
        $this->assertContains('inline', $response->headers->get('Content-Disposition'));
        $this->assertEquals('"' . $icon->getModifiedTime() . '"', $response->headers->get('Etag'));
        $this->assertEquals($service->getCurrentTime('+1 day'), $response->getExpires());
        $this->assertEquals('max-age=86400, private', $response->headers->get('cache-control'));
        // now try conditional request
        $this->request->headers->set('if-none-match', '"' . $icon->getModifiedTime() . '"');
        $response = $service->handleServeIconRequest(false);
        $this->assertEquals(304, $response->getStatusCode());
        $this->assertEquals($service->getCurrentTime('+1 day'), $response->getExpires());
        $this->assertEquals('max-age=86400, private', $response->headers->get('cache-control'));
    }