From ca16c4ff1aa0cf5ebfbe877e9be755c0b7d2061c Mon Sep 17 00:00:00 2001
From: Taufan Aditya <toopay@taufanaditya.com>
Date: Wed, 28 Mar 2012 15:15:30 +0700
Subject: Adding autoloader and mocks directory

---
 tests/mocks/autoloader.php  |  33 ++++++++
 tests/mocks/ci_testcase.php | 189 ++++++++++++++++++++++++++++++++++++++++++++
 tests/mocks/core/common.php | 132 +++++++++++++++++++++++++++++++
 tests/mocks/core/loader.php |  33 ++++++++
 tests/mocks/core/uri.php    |  27 +++++++
 5 files changed, 414 insertions(+)
 create mode 100644 tests/mocks/autoloader.php
 create mode 100644 tests/mocks/ci_testcase.php
 create mode 100644 tests/mocks/core/common.php
 create mode 100644 tests/mocks/core/loader.php
 create mode 100644 tests/mocks/core/uri.php

(limited to 'tests/mocks')

diff --git a/tests/mocks/autoloader.php b/tests/mocks/autoloader.php
new file mode 100644
index 000000000..442389f81
--- /dev/null
+++ b/tests/mocks/autoloader.php
@@ -0,0 +1,33 @@
+<?php
+
+// This autoloader provide convinient way to working with mock object
+// make the test looks natural. This autoloader support cascade file loading as well
+// within mocks directory.
+//
+// Prototype :
+//
+// include_once('Mock_Core_Common') 						// Will load ./mocks/core/common.php
+// $mock_loader = new Mock_Core_Loader(); 					// Will load ./mocks/core/loader.php
+// $mock_database_driver = new Mock_Database_Driver();		// Will load ./mocks/database/driver.php 
+function autoload($class) 
+{
+	$class = (strpos($class, 'Mock_') === 0) ? str_replace(array('Mock_', '_'), array('', DIRECTORY_SEPARATOR), $class) : $class;
+	$dir = realpath(dirname(__FILE__)).DIRECTORY_SEPARATOR;
+	$file = $dir.strtolower($class).'.php';
+
+	if ( ! file_exists($file))
+	{
+		$trace = debug_backtrace();
+
+		// If the autoload call came from `class_exists`, we skipped
+		// and return FALSE
+		if ($trace[2]['function'] == 'class_exists')
+		{
+			return FALSE;
+		}
+
+	    throw new InvalidArgumentException("Unable to load $class.");
+	}
+
+	include_once($file);
+}
\ No newline at end of file
diff --git a/tests/mocks/ci_testcase.php b/tests/mocks/ci_testcase.php
new file mode 100644
index 000000000..5c83974b3
--- /dev/null
+++ b/tests/mocks/ci_testcase.php
@@ -0,0 +1,189 @@
+<?php
+
+class CI_TestCase extends PHPUnit_Framework_TestCase {
+	
+	protected $ci_config;
+	protected $ci_instance;
+	protected static $ci_test_instance;
+		
+	private $global_map = array(
+		'benchmark'	=> 'bm',
+		'config'	=> 'cfg',
+		'hooks'		=> 'ext',
+		'utf8'		=> 'uni',
+		'router'	=> 'rtr',
+		'output'	=> 'out',
+		'security'	=> 'sec',
+		'input'		=> 'in',
+		'lang'		=> 'lang',
+		'loader'	=> 'load',
+		'model'		=> 'model'
+	);
+	
+	// --------------------------------------------------------------------
+	
+	public function __construct()
+	{
+		parent::__construct();
+		
+		$this->ci_config = array();
+	}
+	
+	// --------------------------------------------------------------------
+	
+	public function setUp()
+	{
+		if (method_exists($this, 'set_up'))
+		{
+			$this->set_up();
+		}
+	}
+	
+	// --------------------------------------------------------------------
+	
+	public function tearDown() 
+	{
+		if (method_exists($this, 'tear_down'))
+		{
+			$this->tear_down();
+		}
+	}
+	
+	// --------------------------------------------------------------------
+	
+	function ci_set_config($key, $val = '')
+	{
+		if (is_array($key))
+		{
+			$this->ci_config = $key;
+		}
+		else
+		{
+			$this->ci_config[$key] = $val;
+		}
+	}
+	
+	// --------------------------------------------------------------------
+	
+	function ci_instance($obj = FALSE)
+	{
+		if ( ! is_object($obj))
+		{
+			return $this->ci_instance;
+		}
+		
+		$this->ci_instance = $obj;
+	}
+	
+	// --------------------------------------------------------------------
+	
+	function ci_instance_var($name, $obj = FALSE)
+	{
+		if ( ! is_object($obj))
+		{
+			return $this->ci_instance->$name;
+		}
+		
+		$this->ci_instance->$name =& $obj;
+	}
+	
+	// --------------------------------------------------------------------
+
+	/**
+	 * Grab a core class
+	 *
+	 * Loads the correct core class without extensions
+	 * and returns a reference to the class name in the
+	 * globals array with the correct key. This way the
+	 * test can modify the variable it assigns to and
+	 * still maintain the global.
+	 */
+	function &ci_core_class($name)
+	{
+		$name = strtolower($name);
+		
+		if (isset($this->global_map[$name]))
+		{
+			$class_name = ucfirst($name);
+			$global_name = $this->global_map[$name];
+		}
+		elseif (in_array($name, $this->global_map))
+		{
+			$class_name = ucfirst(array_search($name, $this->global_map));
+			$global_name = $name;
+		}
+		else
+		{
+			throw new Exception('Not a valid core class.');
+		}
+		
+		if ( ! class_exists('CI_'.$class_name))
+		{
+			require_once BASEPATH.'core/'.$class_name.'.php';
+		}
+		
+		$GLOBALS[strtoupper($global_name)] = 'CI_'.$class_name;
+		return $GLOBALS[strtoupper($global_name)];
+	}
+	
+	// --------------------------------------------------------------------
+	
+	// convenience function for global mocks
+	function ci_set_core_class($name, $obj)
+	{
+		$orig =& $this->ci_core_class($name);
+		$orig = $obj;
+	}
+	
+	// --------------------------------------------------------------------
+	// Internals
+	// --------------------------------------------------------------------
+	
+	/**
+	 * Overwrite runBare
+	 *
+	 * PHPUnit instantiates the test classes before
+	 * running them individually. So right before a test
+	 * runs we set our instance. Normally this step would
+	 * happen in setUp, but someone is bound to forget to
+	 * call the parent method and debugging this is no fun.
+	 */
+	public function runBare()
+	{
+		self::$ci_test_instance = $this;
+		parent::runBare();
+	}
+	
+	// --------------------------------------------------------------------
+	
+	public static function instance()
+	{
+		return self::$ci_test_instance;
+	}
+	
+	// --------------------------------------------------------------------
+	
+	function ci_get_config()
+	{
+		return $this->ci_config;
+	}
+
+	// --------------------------------------------------------------------
+	
+	/**
+	 * This overload is useful to create a stub, that need to have a specific method.
+	 */
+	function __call($method, $args)
+	{
+		if ($this->{$method} instanceof Closure) 
+		{
+			return call_user_func_array($this->{$method},$args);
+		} 
+		else 
+		{
+			return parent::__call($method, $args);
+		}
+	}
+}
+
+// EOF
\ No newline at end of file
diff --git a/tests/mocks/core/common.php b/tests/mocks/core/common.php
new file mode 100644
index 000000000..fc94d7fff
--- /dev/null
+++ b/tests/mocks/core/common.php
@@ -0,0 +1,132 @@
+<?php
+
+// Set up the global CI functions in their most minimal core representation
+
+function &get_instance() 
+{
+	$test = CI_TestCase::instance();
+	$instance = $test->ci_instance();
+	return $instance;
+}
+
+// --------------------------------------------------------------------
+
+function &get_config() {
+	$test = CI_TestCase::instance();
+	$config = $test->ci_get_config();
+		
+	return $config;
+}
+
+function config_item($item)
+{
+	$config =& get_config();
+	
+	if ( ! isset($config[$item]))
+	{
+		return FALSE;
+	}
+	
+	return $config[$item];
+}
+
+// --------------------------------------------------------------------
+
+function load_class($class, $directory = 'libraries', $prefix = 'CI_')
+{
+	if ($directory != 'core' OR $prefix != 'CI_')
+	{
+		throw new Exception('Not Implemented: Non-core load_class()');
+	}
+	
+	$test = CI_TestCase::instance();
+	
+	$obj =& $test->ci_core_class($class);
+	
+	if (is_string($obj))
+	{
+		throw new Exception('Bad Isolation: Use ci_set_core_class to set '.$class.'');
+	}
+	
+	return $obj;
+}
+
+// This is sort of meh. Should probably be mocked up with
+// controllable output, so that we can test some of our
+// security code. The function itself will be tested in the
+// bootstrap testsuite.
+// --------------------------------------------------------------------
+
+function remove_invisible_characters($str, $url_encoded = TRUE)
+{
+	$non_displayables = array();
+	
+	// every control character except newline (dec 10)
+	// carriage return (dec 13), and horizontal tab (dec 09)
+	
+	if ($url_encoded)
+	{
+		$non_displayables[] = '/%0[0-8bcef]/';	// url encoded 00-08, 11, 12, 14, 15
+		$non_displayables[] = '/%1[0-9a-f]/';	// url encoded 16-31
+	}
+	
+	$non_displayables[] = '/[\x00-\x08\x0B\x0C\x0E-\x1F\x7F]+/S';	// 00-08, 11, 12, 14-31, 127
+
+	do
+	{
+		$str = preg_replace($non_displayables, '', $str, -1, $count);
+	}
+	while ($count);
+
+	return $str;
+}
+
+
+// Clean up error messages
+// --------------------------------------------------------------------
+
+function show_error($message, $status_code = 500, $heading = 'An Error Was Encountered')
+{
+	throw new RuntimeException('CI Error: '.$message);
+}
+
+function show_404($page = '', $log_error = TRUE)
+{
+	throw new RuntimeException('CI Error: 404');
+}
+
+function _exception_handler($severity, $message, $filepath, $line)
+{
+	throw new RuntimeException('CI Exception: '.$message.' | '.$filepath.' | '.$line);
+}
+
+
+// We assume a few things about our environment ...
+// --------------------------------------------------------------------
+
+function is_php($version = '5.0.0')
+{
+	return ! (version_compare(PHP_VERSION, $version) < 0);
+}
+
+function is_really_writable($file)
+{
+	return is_writable($file);
+}
+
+function is_loaded()
+{
+	throw new Exception('Bad Isolation: mock up environment');
+}
+
+function log_message($level = 'error', $message, $php_error = FALSE)
+{
+	return TRUE;
+}
+
+function set_status_header($code = 200, $text = '')
+{
+	return TRUE;
+}
+
+// EOF
\ No newline at end of file
diff --git a/tests/mocks/core/loader.php b/tests/mocks/core/loader.php
new file mode 100644
index 000000000..115ccc3de
--- /dev/null
+++ b/tests/mocks/core/loader.php
@@ -0,0 +1,33 @@
+<?php
+
+require_once 'vfsStream/vfsStream.php';
+require_once BASEPATH.'/core/Loader.php';
+
+class Mock_Core_Loader extends CI_Loader {
+	
+	/**
+	 * Since we use paths to load up models, views, etc, we need the ability to
+	 * mock up the file system so when core tests are run, we aren't mucking
+	 * in the application directory.  this will give finer grained control over
+	 * these tests.  So yeah, while this looks odd, I need to overwrite protected
+	 * class vars in the loader.  So here we go...
+	 *
+	 * @covers CI_Loader::__construct()
+	 */
+	public function __construct()
+	{
+		vfsStreamWrapper::register();
+		vfsStreamWrapper::setRoot(new vfsStreamDirectory('application'));
+		
+		$this->models_dir 	= vfsStream::newDirectory('models')->at(vfsStreamWrapper::getRoot());
+		$this->libs_dir 	= vfsStream::newDirectory('libraries')->at(vfsStreamWrapper::getRoot());
+		$this->helpers_dir 	= vfsStream::newDirectory('helpers')->at(vfsStreamWrapper::getRoot());
+		$this->views_dir 	= vfsStream::newDirectory('views')->at(vfsStreamWrapper::getRoot());
+		
+		$this->_ci_ob_level  		= ob_get_level();
+		$this->_ci_library_paths	= array(vfsStream::url('application').'/', BASEPATH);
+		$this->_ci_helper_paths 	= array(vfsStream::url('application').'/', BASEPATH);
+		$this->_ci_model_paths 		= array(vfsStream::url('application').'/');
+		$this->_ci_view_paths 		= array(vfsStream::url('application').'/views/' => TRUE);
+	}
+}
\ No newline at end of file
diff --git a/tests/mocks/core/uri.php b/tests/mocks/core/uri.php
new file mode 100644
index 000000000..207c7dc41
--- /dev/null
+++ b/tests/mocks/core/uri.php
@@ -0,0 +1,27 @@
+<?php
+
+require BASEPATH.'core/URI.php';
+
+class Mock_Core_URI extends CI_URI {
+	
+	public function __construct()
+	{
+		$test = CI_TestCase::instance();
+		$cls =& $test->ci_core_class('cfg');
+		
+		// set predictable config values
+		$test->ci_set_config(array(
+			'index_page'		=> 'index.php',
+			'base_url'			=> 'http://example.com/',
+			'subclass_prefix'	=> 'MY_'
+		));
+
+		$this->config = new $cls;	
+
+	}
+	
+	protected function _is_cli_request()
+	{
+		return FALSE;
+	}
+}
\ No newline at end of file
-- 
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