React\Tests\Http\RequestHeaderParserTest::testHeadersEventShouldReturnBinaryBodyBuffer PHP Method

    public function testHeadersEventShouldReturnBinaryBodyBuffer()
    {
        $bodyBuffer = null;
        $parser = new RequestHeaderParser();
        $parser->on('headers', function ($parsedRequest, $parsedBodyBuffer) use(&$bodyBuffer) {
            $bodyBuffer = $parsedBodyBuffer;
        });
        $data = $this->createGetRequest();
        $data .= "x01x02x03x04x05";
        $parser->feed($data);
        $this->assertSame("x01x02x03x04x05", $bodyBuffer);
    }