public function testReadBytesShouldReturnSubsetOfStringFromCurrentNeedle()
{
$string = 'this is a short stream';
$stream = new Util\BinaryStream($string);
$test = $stream->readBytes(4);
$this->assertEquals('this', $test);
$test = $stream->readBytes(5);
$this->assertEquals(' is a', $test);
}
