ae.sys.net test - https://github.com/cybershadow/ae/blob/master/sys/net/test.d

.htaccess

RewriteEngine On
RewriteRule test\.php - [L]
RewriteRule .* test.php?res=$0 [L]

test.php

<?php

header('Content-Type: text/plain');

switch ($_GET['res'])
{
case 'testUrl1':
	echo "Hello world\n";
	break;
case 'testUrl2':
	# TODO
	break;
case 'testUrl3':
	header('Location: testUrl2');
	echo "Moved!\n";
	break;
case 'testUrl4':
	readfile("php://input");
	break;
case 'testUrl5':
	header('HTTP/1.1 202 Custom Message');
	header('Test-Response-Header: baz');
	echo $_SERVER['REQUEST_METHOD'].' '.$_SERVER['HTTP_TEST_REQUEST_HEADER'].' ';
	readfile("php://input");
	break;
default:
	header($_SERVER["SERVER_PROTOCOL"]." 404 Not Found", true, 404);
	echo "Not Found: ${_GET['res']}\n";
	break;

}