GuzzleHttp\Tests\ClientTest::testCanSendSynchronously PHP Method

    public function testCanSendSynchronously()
    {
        $client = new Client(['handler' => new MockHandler([new Response()])]);
        $request = new Request('GET', 'http://example.com');
        $r = $client->send($request);
        $this->assertInstanceOf(ResponseInterface::class, $r);
        $this->assertEquals(200, $r->getStatusCode());
    }