A fake Codeigniter framework for testing codeigniter-redis

fakeigniter.php

<?php
error_reporting(E_ALL);
/**
 * A 'fake' Codeigniter framework for testing codeigniter-redis
 * I seriously wrote this because it was faster than setting up another CI install, so I can
 * work on it without breaking stuff that other people are using. 
 * Written by Tim Post <tpost@ezp.net> I take no responsibility for what comes below!
 **/

/* Provide some of the CI common functions */
function get_instance() { return fakeIgniter::$instance; }
function log_message($level, $message) { echo '<p>'.$message.'</p>'; }
function show_error($msg, $status = 500) { die('[Error]: '.$msg); }
/* Little pigs, little pigs, LET ME IN! */
define('BASEPATH', dirname(__FILE__));

/* Provide a fake loader class */
class fakeLoader {
    public function config() {}
}

/* Provide a fake config class */
class fakeConfig {
    /* Set values you'd expect $this->config->item() to retrieve here */
    private $vars = array(
        'redis_host' => '127.0.0.1',
        'redis_port' => '6379',
        'redis_password' => 'swordfish'
    );    
    public function item($key) {
        /* Fakes $this->config->item() */
        return isset($this->vars[$key]) ? $this->vars[$key] : NULL;
    }
}

/* Now provide a fake CI for get_instance() to dereference */
class fakeIgniter {
    public static $instance;
    public $load;
    public $config;
    public function __construct() {
        $this->load = new fakeLoader();
        $this->config = new fakeConfig();
        self::$instance =& $this;
    }
}

$fakeci = new fakeIgniter();

/*
 * That's it, no modifications to the library are needed. It can just call
 * get_instance() / etc as usual within it.
 */
 
require('Redis.php');

/* Now just work with the library */
$redis = new Redis(); /* IT CAN HAZ get_instance() */
$redis->debug = TRUE;
$redis->command('SELECT 12');
$redis->set('foo bar');
$test = $redis->get('foo');
echo 'Test is: '.$test;
?>

I have revised this a tiny bit, but it really took less than five minutes to write. I just wanted a convenient way to work with the library without dirtying dev or production repos, since I'm working on it remotely :)