Adding early bootstrap ideas for core test suite

2 files changed, 230 insertions, 0 deletions

diff --git a/tests/lib/ci_testcase.php b/tests/lib/ci_testcase.php
new file mode 100644
index 000000000..a8a272db2
--- /dev/null
+++ b/tests/lib/ci_testcase.php
@@ -0,0 +1,110 @@
+<?php
+
+
+// Need a way to change dependencies (core libs and laoded libs)
+// Need a way to set the CI class
+
+class CodeIgniterTestCase extends PHPUnit_Framework_TestCase {
+		
+	public $ci_instance;
+	public static $test_instance;
+	public static $global_map = array(
+		'benchmark'	=> 'bm',
+		'config'	=> 'cfg',
+		'hooks'		=> 'ext',
+		'utf8'		=> 'uni',
+		'router'	=> 'rtr',
+		'output'	=> 'out',
+		'security'	=> 'sec',
+		'input'		=> 'in',
+		'lang'		=> 'lang',
+		
+		// @todo the loader is an edge case
+		'loader'	=> 'load'
+	);
+	
+	function __construct()
+	{
+		parent::__construct();
+	}
+	
+	// --------------------------------------------------------------------
+	
+	// Change what get_instance returns
+	function ci_instance($obj)
+	{
+		$this->ci_instance = $obj;
+	}
+	
+	// --------------------------------------------------------------------
+	
+	function ci_set_instance_var($name, $obj)
+	{
+		$this->ci_instance->$name =& $obj;
+	}
+	
+	// --------------------------------------------------------------------
+	
+	// Set a class to a mock before it is loaded
+	function ci_library($name)
+	{
+		
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * 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(self::$global_map[$name]))
+		{
+			$class_name = ucfirst($name);
+			$global_name = self::$global_map[$name];
+		}
+		elseif (in_array($name, self::$global_map))
+		{
+			$class_name = ucfirst(array_search($name, self::$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 = $obj;
+	}
+	
+	// --------------------------------------------------------------------
+	
+	static function ci_config($item)
+	{
+		return '';
+	}
+}
+
+// EOF
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diff --git a/tests/lib/common.php b/tests/lib/common.php
new file mode 100644
index 000000000..482721a9a
--- /dev/null
+++ b/tests/lib/common.php
@@ -0,0 +1,120 @@
+<?php
+
+// Set up the global CI functions in their most minimal core representation
+
+function &get_instance() 
+{
+	$test = CodeIgniterTestCase::$test_instance;
+	return $test->ci_instance;
+}
+
+// Config Stuff | @todo High priority!
+// --------------------------------------------------------------------
+
+function get_config() { die('implement me'); }
+
+function config_item($item)
+{
+	return CodeIgniterTestCase::ci_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()');
+	}
+	
+	$test = CodeIgniterTestCase::$test_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, $heading = 'An Error Was Encountered')
+{
+	throw new Exception('CI Error: '.$message);
+}
+
+function show_404($page = '', $log_error = TRUE)
+{
+	throw new Exception('CI Error: 404');
+}
+
+function _exception_handler($severity, $message, $filepath, $line)
+{
+	throw new Exception('CI Exception: '.$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