Kevinrob\GuzzleCache\PublicCacheTest::setUp PHP Method

    public function setUp()
    {
        // Create default HandlerStack
        $stack = HandlerStack::create(function (RequestInterface $request, array $options) {
            switch ($request->getUri()->getPath()) {
                case '/private':
                    return new FulfilledPromise((new Response())->withAddedHeader('Cache-Control', 'private,max-age=2'));
                case '/max-age':
                    return new FulfilledPromise((new Response())->withAddedHeader('Cache-Control', 'max-age=2'));
                case '/s-maxage':
                    return new FulfilledPromise((new Response())->withAddedHeader('Cache-Control', 's-maxage=2,max-age=0'));
            }
            throw new \InvalidArgumentException();
        });
        // Add this middleware to the top with `push`
        $stack->push(new CacheMiddleware(new PublicCacheStrategy()), 'cache');
        // Initialize the client with the handler option
        $this->client = new Client(['handler' => $stack]);
    }