GuzzleHttp\Tests\ClientTest::testCanSetCustomHandler PHP Метод

    public function testCanSetCustomHandler()
    {
        $mock = new MockHandler([new Response(500)]);
        $client = new Client(['handler' => $mock]);
        $mock2 = new MockHandler([new Response(200)]);
        $this->assertEquals(200, $client->send(new Request('GET', 'http://foo.com'), ['handler' => $mock2])->getStatusCode());
    }