public function testFoo()
{
$scenario = new Scenario();
$scenario->visit('url("/")');
$mock = new MockHandler([new Response(200, ['X-Foo' => 'Bar']), new Response(202, ['Content-Length' => 0]), new RequestException('Error Communicating with Server', new Request('GET', 'test'))]);
$handler = HandlerStack::create($mock);
$guzzle = new GuzzleClient(['handler' => $handler]);
$player = new Player($guzzle);
$player->run($scenario);
}