GuzzleHttp\Test\Handler\MockHandlerTest::testCanEnqueueCallables PHP Метод

    public function testCanEnqueueCallables()
    {
        $r = new Response();
        $fn = function ($req, $o) use($r) {
            return $r;
        };
        $mock = new MockHandler([$fn]);
        $request = new Request('GET', 'http://example.com');
        $p = $mock($request, ['foo' => 'bar']);
        $this->assertSame($r, $p->wait());
    }