getResponseTester example

use Symfony\Component\BrowserKit\Cookie;
use Symfony\Component\BrowserKit\CookieJar;
use Symfony\Component\DomCrawler\Crawler;
use Symfony\Component\HttpFoundation\Cookie as HttpFoundationCookie;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;

class WebTestCaseTest extends TestCase
{
    public function testAssertResponseIsSuccessful()
    {
        $this->getResponseTester(new Response())->assertResponseIsSuccessful();
        $this->expectException(AssertionFailedError::class);
        $this->expectExceptionMessage("Failed asserting that the Response is successful.\nHTTP/1.0 404 Not Found");
        $this->getResponseTester(new Response('', 404))->assertResponseIsSuccessful();
    }

    public function testAssertResponseStatusCodeSame()
    {
        $this->getResponseTester(new Response())->assertResponseStatusCodeSame(200);
        $this->getResponseTester(new Response('', 404))->assertResponseStatusCodeSame(404);
        $this->expectException(AssertionFailedError::class);
        $this->expectExceptionMessage("Failed asserting that the Response status code is 200.\nHTTP/1.0 404 Not Found");