React\Tests\Socket\ServerTest::testDataWillBeEmittedInMultipleChunksWhenClientSendsExcessiveAmounts PHP Method

    public function testDataWillBeEmittedInMultipleChunksWhenClientSendsExcessiveAmounts()
    {
        $client = stream_socket_client('tcp://localhost:' . $this->port);
        $stream = new Stream($client, $this->loop);
        $bytes = 1024 * 1024;
        $stream->end(str_repeat('*', $bytes));
        $mock = $this->expectCallableOnce();
        // explicitly unset server because we only accept a single connection
        // and then already call shutdown()
        $server = $this->server;
        $this->server = null;
        $received = 0;
        $server->on('connection', function ($conn) use($mock, &$received, $server) {
            // count number of bytes received
            $conn->on('data', function ($data) use(&$received) {
                $received += strlen($data);
            });
            $conn->on('end', $mock);
            // do not await any further connections in order to let the loop terminate
            $server->shutdown();
        });
        $this->loop->run();
        $this->assertEquals($bytes, $received);
    }