GuzzleResponse example

$response = new Response();

        $gateway->tag(['tag-1', 'tag-2'], 'https://example.com', $response);

        static::assertSame('tag-1 tag-2', $response->headers->get('xkey'));
    }

    public function testInvalidate(): void
    {
        $gateway = new VarnishReverseProxyGateway(['http://localhost'], 0, $this->client);

        $this->mockHandler->append(new GuzzleResponse(200, [], ''));

        $gateway->invalidate(['tag-1', 'tag-2']);

        $request = $this->mockHandler->getLastRequest();
        static::assertNotNull($request);

        static::assertEquals('PURGE', $request->getMethod());
        static::assertEquals('http://localhost', $request->getUri()->__toString());
        static::assertEquals('tag-1 tag-2', $request->getHeader('xkey')[0]);
    }

    

static::assertSame('foo bla sw-1234', $resp->headers->get('surrogate-key'));
    }

    /** * @param string[] $tags * * @dataProvider providerTags */
    public function testInvalidate(array $tags, string $prefix = ''): void
    {
        $this->mockHandler->append(new GuzzleResponse(200, []));

        $gateway = new FastlyReverseProxyGateway($this->client, 'test', 'key', '0', 3, $prefix, '', 'http://localhost');
        $gateway->invalidate($tags);
        $gateway->flush();

        $lastRequest = $this->mockHandler->getLastRequest();
        static::assertNotNull($lastRequest);
        static::assertSame('/service/test/purge', $lastRequest->getRequestTarget());
        static::assertSame([$prefix . 'foo'], $lastRequest->getHeader('surrogate-key'));
        static::assertSame(['key'], $lastRequest->getHeader('Fastly-Key'));