Merge branch 'develop' of https://github.com/EllisLab/CodeIgniter into develop

Conflicts:
	system/libraries/Cache/Cache.php

21 files changed, 593 insertions, 87 deletions

diff --git a/tests/mocks/autoloader.php b/tests/mocks/autoloader.php
index dd5929206..90aabcbe6 100644
--- a/tests/mocks/autoloader.php
+++ b/tests/mocks/autoloader.php
@@ -6,11 +6,10 @@
 //
 // Prototype :
 //
-// include_once('Mock_Core_Loader') 					// Will load ./mocks/core/loader.php
 // $mock_table = new Mock_Libraries_Table(); 			// Will load ./mocks/libraries/table.php
-// $mock_database_driver = new Mock_Database_Driver();	// Will load ./mocks/database/driver.php 
+// $mock_database_driver = new Mock_Database_Driver();	// Will load ./mocks/database/driver.php
 // and so on...
-function autoload($class) 
+function autoload($class)
 {
 	$dir = realpath(dirname(__FILE__)).DIRECTORY_SEPARATOR;
 
@@ -23,7 +22,7 @@ function autoload($class)
 	);
 
 	$ci_libraries = array(
-		'Calendar', 'Cart', 'Driver',
+		'Calendar', 'Cart', 'Driver_Library',
 		'Email', 'Encrypt', 'Form_validation',
 		'Ftp', 'Image_lib', 'Javascript',
 		'Log', 'Migration', 'Pagination',
@@ -51,7 +50,18 @@ function autoload($class)
 		elseif (in_array($subclass, $ci_libraries))
 		{
 			$dir = BASEPATH.'libraries'.DIRECTORY_SEPARATOR;
-			$class = $subclass;
+			$class = ($subclass === 'Driver_Library') ? 'Driver' : $subclass;
+		}
+		elseif (preg_match('/^CI_DB_(.+)_(driver|forge|result|utility)$/', $class, $m) && count($m) === 3)
+		{
+			$driver_path = BASEPATH.'database'.DIRECTORY_SEPARATOR.'drivers'.DIRECTORY_SEPARATOR;
+			$dir = $driver_path.$m[1].DIRECTORY_SEPARATOR;
+			$file = $dir.$m[1].'_'.$m[2].'.php';
+		}
+		elseif (strpos($class, 'CI_DB') === 0)
+		{
+			$dir = BASEPATH.'database'.DIRECTORY_SEPARATOR;
+			$file = $dir.str_replace(array('CI_DB','active_record'), array('DB', 'active_rec'), $subclass).'.php';
 		}
 		else
 		{
@@ -59,15 +69,15 @@ function autoload($class)
 		}
 	}
 
-	$file = $dir.$class.'.php';
+	$file = (isset($file)) ? $file : $dir.$class.'.php';
 
 	if ( ! file_exists($file))
 	{
 		$trace = debug_backtrace();
 
-		// If the autoload call came from `class_exists` or `file_exists`, 
+		// If the autoload call came from `class_exists` or `file_exists`,
 		// we skipped and return FALSE
-		if ($trace[2]['function'] == 'class_exists' OR $trace[2]['function'] == 'file_exists')
+		if ($trace[2]['function'] === 'class_exists' OR $trace[2]['function'] === 'file_exists')
 		{
 			return FALSE;
 		}
diff --git a/tests/mocks/core/benchmark.php b/tests/mocks/core/benchmark.php
new file mode 100644
index 000000000..d92be21db
--- /dev/null
+++ b/tests/mocks/core/benchmark.php
@@ -0,0 +1,3 @@
+<?php
+
+class Mock_Core_Benchmark extends CI_Benchmark {}
\ No newline at end of file
diff --git a/tests/mocks/core/common.php b/tests/mocks/core/common.php
index fc94d7fff..e1c493aa0 100644
--- a/tests/mocks/core/common.php
+++ b/tests/mocks/core/common.php
@@ -2,53 +2,65 @@
 
 // Set up the global CI functions in their most minimal core representation
 
-function &get_instance() 
+if ( ! function_exists('get_instance'))
 {
-	$test = CI_TestCase::instance();
-	$instance = $test->ci_instance();
-	return $instance;
+	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;
+if ( ! function_exists('get_config'))
+{
+	function &get_config() {
+		$test = CI_TestCase::instance();
+		$config = $test->ci_get_config();
+			
+		return $config;
+	}
 }
 
-function config_item($item)
+if ( ! function_exists('config_item'))
 {
-	$config =& get_config();
-	
-	if ( ! isset($config[$item]))
+	function config_item($item)
 	{
-		return FALSE;
+		$config =& get_config();
+		
+		if ( ! isset($config[$item]))
+		{
+			return FALSE;
+		}
+		
+		return $config[$item];
 	}
-	
-	return $config[$item];
 }
 
 // --------------------------------------------------------------------
 
-function load_class($class, $directory = 'libraries', $prefix = 'CI_')
+if ( ! function_exists('load_class'))
 {
-	if ($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($obj))
+	function load_class($class, $directory = 'libraries', $prefix = 'CI_')
 	{
-		throw new Exception('Bad Isolation: Use ci_set_core_class to set '.$class.'');
+		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;
 	}
-	
-	return $obj;
 }
 
 // This is sort of meh. Should probably be mocked up with
@@ -57,76 +69,103 @@ function load_class($class, $directory = 'libraries', $prefix = 'CI_')
 // bootstrap testsuite.
 // --------------------------------------------------------------------
 
-function remove_invisible_characters($str, $url_encoded = TRUE)
+if ( ! function_exists('remove_invisible_characters'))
 {
-	$non_displayables = array();
-	
-	// every control character except newline (dec 10)
-	// carriage return (dec 13), and horizontal tab (dec 09)
-	
-	if ($url_encoded)
+	function remove_invisible_characters($str, $url_encoded = TRUE)
 	{
-		$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
+		$non_displayables = array();
+		
+		// every control character except newline (dec 10)
+		// carriage return (dec 13), and horizontal tab (dec 09)
+		
+		if ($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);
+		do
+		{
+			$str = preg_replace($non_displayables, '', $str, -1, $count);
+		}
+		while ($count);
 
-	return $str;
+		return $str;
+	}
 }
 
 
 // Clean up error messages
 // --------------------------------------------------------------------
 
-function show_error($message, $status_code = 500, $heading = 'An Error Was Encountered')
+if ( ! function_exists('show_error'))
 {
-	throw new RuntimeException('CI Error: '.$message);
+	function show_error($message, $status_code = 500, $heading = 'An Error Was Encountered')
+	{
+		throw new RuntimeException('CI Error: '.$message);
+	}
 }
 
-function show_404($page = '', $log_error = TRUE)
+if ( ! function_exists('show_404'))
 {
-	throw new RuntimeException('CI Error: 404');
+	function show_404($page = '', $log_error = TRUE)
+	{
+		throw new RuntimeException('CI Error: 404');
+	}
 }
 
-function _exception_handler($severity, $message, $filepath, $line)
+if ( ! function_exists('_exception_handler'))
 {
-	throw new RuntimeException('CI Exception: '.$message.' | '.$filepath.' | '.$line);
+	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')
+if ( ! function_exists('is_php'))
 {
-	return ! (version_compare(PHP_VERSION, $version) < 0);
+	function is_php($version = '5.0.0')
+	{
+		return ! (version_compare(PHP_VERSION, $version) < 0);
+	}
 }
 
-function is_really_writable($file)
+if ( ! function_exists('is_really_writable'))
 {
-	return is_writable($file);
+	function is_really_writable($file)
+	{
+		return is_writable($file);
+	}
 }
 
-function is_loaded()
+if ( ! function_exists('is_loaded'))
 {
-	throw new Exception('Bad Isolation: mock up environment');
+	function is_loaded()
+	{
+		throw new Exception('Bad Isolation: mock up environment');
+	}
 }
 
-function log_message($level = 'error', $message, $php_error = FALSE)
+if ( ! function_exists('log_message'))
 {
-	return TRUE;
+	function log_message($level = 'error', $message, $php_error = FALSE)
+	{
+		return TRUE;
+	}
 }
 
-function set_status_header($code = 200, $text = '')
+if ( ! function_exists('set_status_header'))
 {
-	return TRUE;
+	function set_status_header($code = 200, $text = '')
+	{
+		return TRUE;
+	}
 }
 
 // EOF
\ No newline at end of file
diff --git a/tests/mocks/core/input.php b/tests/mocks/core/input.php
new file mode 100644
index 000000000..8a337d2ef
--- /dev/null
+++ b/tests/mocks/core/input.php
@@ -0,0 +1,31 @@
+<?php
+
+class Mock_Core_Input extends CI_Input {
+	
+	/**
+	 * Since we use GLOBAL to fetch Security and Utf8 classes, 
+	 * we need to use inversion of control to mock up 
+	 * the same process within CI_Input class constructor.
+	 *
+	 * @covers CI_Input::__construct()
+	 */
+	public function __construct($security, $utf8)
+	{
+		$this->_allow_get_array	= (config_item('allow_get_array') === TRUE);
+		$this->_enable_xss	= (config_item('global_xss_filtering') === TRUE);
+		$this->_enable_csrf	= (config_item('csrf_protection') === TRUE);
+
+		// Assign Security and Utf8 classes
+		$this->security = $security;
+		$this->uni = $utf8;
+
+		// Sanitize global arrays
+		$this->_sanitize_globals();
+	}
+
+	public function fetch_from_array($array, $index = '', $xss_clean = FALSE)
+	{
+		return parent::_fetch_from_array($array, $index, $xss_clean);
+	}
+
+}
\ No newline at end of file
diff --git a/tests/mocks/core/security.php b/tests/mocks/core/security.php
new file mode 100644
index 000000000..d7ea0e6bd
--- /dev/null
+++ b/tests/mocks/core/security.php
@@ -0,0 +1,30 @@
+<?php
+
+class Mock_Core_Security extends CI_Security {
+	
+	public function csrf_set_cookie()
+	{
+		// We cannot set cookie in CLI mode, so for csrf test, who rely on $_COOKIE,
+		// we superseded set_cookie with directly set the cookie variable,
+		// @see : ./tests/codeigniter/core/Security_test.php, line 8
+		return $this;
+	}
+
+	// Overide inaccesible protected properties
+	public function __get($property)
+	{
+		return isset($this->{'_'.$property}) ? $this->{'_'.$property} : NULL;
+	}
+
+	// Overide inaccesible protected method
+	public function __call($method, $params)
+	{
+		if (is_callable(array($this, '_'.$method)))
+		{
+			return call_user_func_array(array($this, '_'.$method), $params);
+		}
+
+		throw new BadMethodCallException('Method '.$method.' was not found');
+	}
+
+}
\ No newline at end of file
diff --git a/tests/mocks/core/utf8.php b/tests/mocks/core/utf8.php
new file mode 100644
index 000000000..b77d717e7
--- /dev/null
+++ b/tests/mocks/core/utf8.php
@@ -0,0 +1,27 @@
+<?php
+
+class Mock_Core_Utf8 extends CI_Utf8 {
+	
+	/**
+	 * We need to define several constants as 
+	 * the same process within CI_Utf8 class constructor.
+	 *
+	 * @covers CI_Utf8::__construct()
+	 */
+	public function __construct()
+	{
+		defined('UTF8_ENABLED') or define('UTF8_ENABLED', TRUE);
+
+		if (extension_loaded('mbstring'))
+		{
+			defined('MB_ENABLED') or define('MB_ENABLED', TRUE);
+			mb_internal_encoding('UTF-8');
+		}
+		else
+		{
+			defined('MB_ENABLED') or define('MB_ENABLED', FALSE);
+		}
+		
+	}
+
+}
\ No newline at end of file
diff --git a/tests/mocks/database/ci_test.sqlite b/tests/mocks/database/ci_test.sqlite
index 37ce4f870..44dcef9ec 100755
--- a/tests/mocks/database/ci_test.sqlite
+++ b/tests/mocks/database/ci_test.sqlite
diff --git a/tests/mocks/database/config/pdo/mysql.php b/tests/mocks/database/config/pdo/mysql.php
new file mode 100644
index 000000000..cefb6b008
--- /dev/null
+++ b/tests/mocks/database/config/pdo/mysql.php
@@ -0,0 +1,37 @@
+<?php
+
+return array(
+	
+	// Typical Database configuration
+	'pdo/mysql' => array(
+		'dsn' => '',
+		'hostname' => 'localhost',
+		'username' => 'travis',
+		'password' => '',
+		'database' => 'ci_test',
+		'dbdriver' => 'pdo',
+		'pdodriver' => 'mysql',
+	),
+
+	// Database configuration with failover
+	'pdo/mysql_failover' => array(
+		'dsn' => '',
+		'hostname' => 'localhost',
+		'username' => 'not_travis',
+		'password' => 'wrong password',
+		'database' => 'not_ci_test',
+		'dbdriver' => 'pdo',
+		'pdodriver' => 'mysql',
+		'failover' => array(
+			array(
+				'dsn' => '',
+				'hostname' => 'localhost',
+				'username' => 'travis',
+				'password' => '',
+				'database' => 'ci_test',
+				'dbdriver' => 'pdo',
+				'pdodriver' => 'mysql',
+			),
+		),
+	),
+);
\ No newline at end of file
diff --git a/tests/mocks/database/config/pdo/pgsql.php b/tests/mocks/database/config/pdo/pgsql.php
new file mode 100644
index 000000000..5196e9ad9
--- /dev/null
+++ b/tests/mocks/database/config/pdo/pgsql.php
@@ -0,0 +1,37 @@
+<?php
+
+return array(
+	
+	// Typical Database configuration
+	'pdo/pgsql' => array(
+		'dsn' => 'pgsql:host=localhost;port=5432;dbname=ci_test;',
+		'hostname' => 'localhost',
+		'username' => 'postgres',
+		'password' => '',
+		'database' => 'ci_test',
+		'dbdriver' => 'pdo',
+		'pdodriver' => 'pgsql',
+	),
+
+	// Database configuration with failover
+	'pdo/pgsql_failover' => array(
+		'dsn' => '',
+		'hostname' => 'localhost',
+		'username' => 'not_travis',
+		'password' => 'wrong password',
+		'database' => 'not_ci_test',
+		'dbdriver' => 'pdo',
+		'pdodriver' => 'pgsql',
+		'failover' => array(
+			array(
+				'dsn' => 'pgsql:host=localhost;port=5432;dbname=ci_test;',
+				'hostname' => 'localhost',
+				'username' => 'postgres',
+				'password' => '',
+				'database' => 'ci_test',
+				'dbdriver' => 'pdo',
+				'pdodriver' => 'pgsql',
+			),
+		),
+	),
+);
\ No newline at end of file
diff --git a/tests/mocks/database/config/pdo/sqlite.php b/tests/mocks/database/config/pdo/sqlite.php
new file mode 100644
index 000000000..c68b4b213
--- /dev/null
+++ b/tests/mocks/database/config/pdo/sqlite.php
@@ -0,0 +1,37 @@
+<?php
+
+return array(
+
+	// Typical Database configuration
+	'pdo/sqlite' => array(
+		'dsn' => 'sqlite:/'.realpath(__DIR__.'/../..').'/ci_test.sqlite',
+		'hostname' => 'localhost',
+		'username' => 'sqlite',
+		'password' => 'sqlite',
+		'database' => 'sqlite',
+		'dbdriver' => 'pdo',
+		'pdodriver' => 'sqlite',
+	),
+
+	// Database configuration with failover
+	'pdo/sqlite_failover' => array(
+		'dsn' => 'sqlite:not_exists.sqlite',
+		'hostname' => 'localhost',
+		'username' => 'sqlite',
+		'password' => 'sqlite',
+		'database' => 'sqlite',
+		'dbdriver' => 'pdo',
+		'pdodriver' => 'sqlite',
+		'failover' => array(
+			array(
+				'dsn' => 'sqlite:/'.realpath(__DIR__.'/../..').'/ci_test.sqlite',
+				'hostname' => 'localhost',
+				'username' => 'sqlite',
+				'password' => 'sqlite',
+				'database' => 'sqlite',
+				'dbdriver' => 'pdo', 
+				'pdodriver' => 'sqlite',
+			),
+		),
+	),
+);
\ No newline at end of file
diff --git a/tests/mocks/database/config/sqlite.php b/tests/mocks/database/config/sqlite.php
index 8665e208d..755ce2a3a 100644
--- a/tests/mocks/database/config/sqlite.php
+++ b/tests/mocks/database/config/sqlite.php
@@ -1,5 +1,4 @@
 <?php
-$dbdriver = is_php('5.4') ? 'sqlite3' : 'sqlite';
 
 return array(
 
@@ -10,7 +9,7 @@ return array(
 		'username' => 'sqlite',
 		'password' => 'sqlite',
 		'database' => realpath(__DIR__.'/..').'/ci_test.sqlite',
-		'dbdriver' => $dbdriver,
+		'dbdriver' => 'sqlite3',
 	),
 
 	// Database configuration with failover
@@ -20,15 +19,15 @@ return array(
 		'username' => 'sqlite',
 		'password' => 'sqlite',
 		'database' => '../not_exists.sqlite',
-		'dbdriver' => $dbdriver,
+		'dbdriver' => 'sqlite3',
 		'failover' => array(
 			array(
 				'dsn' => '',
 				'hostname' => 'localhost',
 				'username' => 'sqlite',
 				'password' => 'sqlite',
-				'database' => realpath(__DIR__.'/..').'/ci_testf.sqlite',
-				'dbdriver' => $dbdriver,
+				'database' => realpath(__DIR__.'/..').'/ci_test.sqlite',
+				'dbdriver' => 'sqlite3',
 			),
 		),
 	),
diff --git a/tests/mocks/database/db.php b/tests/mocks/database/db.php
index 43a0d391f..59028ed9c 100644
--- a/tests/mocks/database/db.php
+++ b/tests/mocks/database/db.php
@@ -45,19 +45,18 @@ class Mock_Database_DB {
 		);
 
 		$config = array_merge($this->config[$group], $params);
+		$dsnstring = ( ! empty($config['dsn'])) ? $config['dsn'] : FALSE;
+		$pdodriver = ( ! empty($config['pdodriver'])) ? $config['pdodriver'] : FALSE;
+		$failover = ( ! empty($config['failover'])) ? $config['failover'] : FALSE;
 
-		if ( ! empty($config['dsn']))
-		{
-			$dsn = $config['dsn'];
-		}
-		else
-		{
-			$dsn = $config['dbdriver'].'://'.$config['username'].':'.$config['password']
+		$dsn = $config['dbdriver'].'://'.$config['username'].':'.$config['password']
 			       .'@'.$config['hostname'].'/'.$config['database'];
 
-		}
-
+		// Build the parameter
 		$other_params = array_slice($config, 6);
+		if ($dsnstring) $other_params['dsn'] = $dsnstring;
+		if ($pdodriver) $other_params['pdodriver'] = $pdodriver;
+		if ($failover) $other_params['failover'] = $failover;
 
 		return $dsn.'?'.http_build_query($other_params);
 	}
diff --git a/tests/mocks/database/db/driver.php b/tests/mocks/database/db/driver.php
new file mode 100644
index 000000000..cb1820277
--- /dev/null
+++ b/tests/mocks/database/db/driver.php
@@ -0,0 +1,36 @@
+<?php
+
+class Mock_Database_DB_Driver extends CI_DB_driver {
+	
+	/**
+	 * @var object The actual Driver
+	 */
+	protected $ci_db_driver;
+
+	/**
+	 * Instantiate the database driver
+	 *
+	 * @param  string 	DB Driver class name
+	 * @param  array 	DB configuration to set
+	 * @return void
+	 */
+	public function __construct($driver_class, $config = array())
+	{
+		if (is_string($driver_class)) $this->ci_db_driver = new $driver_class($config);
+	}
+
+	/**
+	 * Overloading method, emulate the actual driver method (multiple inheritance workaround)
+	 */
+	public function __call($method, $arguments)
+	{
+		if ( ! is_callable(array($this->ci_db_driver, $method)))
+		{
+			throw new BadMethodCallException($method. ' not exists or not implemented');
+		}
+
+		return call_user_func_array(array($this->ci_db_driver, $method), $arguments);
+	}
+}
+
+class CI_DB extends Mock_Database_DB_QueryBuilder {}
\ No newline at end of file
diff --git a/tests/mocks/database/db/querybuilder.php b/tests/mocks/database/db/querybuilder.php
new file mode 100644
index 000000000..1b95c92af
--- /dev/null
+++ b/tests/mocks/database/db/querybuilder.php
@@ -0,0 +1,10 @@
+<?php
+
+if ( ! class_exists('CI_DB_query_builder'))
+{
+	class Mock_Database_DB_QueryBuilder extends CI_DB_active_record {}
+}
+else
+{
+	class Mock_Database_DB_QueryBuilder extends CI_DB_query_builder {}
+}
diff --git a/tests/mocks/database/drivers/mysql.php b/tests/mocks/database/drivers/mysql.php
new file mode 100644
index 000000000..34a74e2bf
--- /dev/null
+++ b/tests/mocks/database/drivers/mysql.php
@@ -0,0 +1,16 @@
+<?php
+
+class Mock_Database_Drivers_Mysql extends Mock_Database_DB_Driver {
+	
+	/**
+	 * Instantiate the database driver
+	 *
+	 * @param  string 	DB Driver class name
+	 * @param  array 	DB configuration to set
+	 * @return void
+	 */
+	public function __construct($config = array())
+	{
+		parent::__construct('CI_DB_mysql_driver', $config);
+	}
+}
\ No newline at end of file
diff --git a/tests/mocks/database/drivers/pdo.php b/tests/mocks/database/drivers/pdo.php
new file mode 100644
index 000000000..590e19552
--- /dev/null
+++ b/tests/mocks/database/drivers/pdo.php
@@ -0,0 +1,16 @@
+<?php
+
+class Mock_Database_Drivers_PDO extends Mock_Database_DB_Driver {
+	
+	/**
+	 * Instantiate the database driver
+	 *
+	 * @param  string 	DB Driver class name
+	 * @param  array 	DB configuration to set
+	 * @return void
+	 */
+	public function __construct($config = array())
+	{
+		parent::__construct('CI_DB_pdo_driver', $config);
+	}
+}
\ No newline at end of file
diff --git a/tests/mocks/database/drivers/postgre.php b/tests/mocks/database/drivers/postgre.php
new file mode 100644
index 000000000..0df905963
--- /dev/null
+++ b/tests/mocks/database/drivers/postgre.php
@@ -0,0 +1,16 @@
+<?php
+
+class Mock_Database_Drivers_Postgre extends Mock_Database_DB_Driver {
+	
+	/**
+	 * Instantiate the database driver
+	 *
+	 * @param  string 	DB Driver class name
+	 * @param  array 	DB configuration to set
+	 * @return void
+	 */
+	public function __construct($config = array())
+	{
+		parent::__construct('CI_DB_postgre_driver', $config);
+	}
+}
\ No newline at end of file
diff --git a/tests/mocks/database/drivers/sqlite.php b/tests/mocks/database/drivers/sqlite.php
new file mode 100644
index 000000000..15cefbf53
--- /dev/null
+++ b/tests/mocks/database/drivers/sqlite.php
@@ -0,0 +1,16 @@
+<?php
+
+class Mock_Database_Drivers_Sqlite extends Mock_Database_DB_Driver {
+
+	/**
+	 * Instantiate the database driver
+	 *
+	 * @param  string 	DB Driver class name
+	 * @param  array 	DB configuration to set
+	 * @return void
+	 */
+	public function __construct($config = array())
+	{
+		parent::__construct('CI_DB_sqlite3_driver', $config);
+	}
+}
\ No newline at end of file
diff --git a/tests/mocks/database/schema/.gitkeep b/tests/mocks/database/schema/.gitkeep
deleted file mode 100644
index e69de29bb..000000000
--- a/tests/mocks/database/schema/.gitkeep
+++ /dev/null
diff --git a/tests/mocks/database/schema/skeleton.php b/tests/mocks/database/schema/skeleton.php
new file mode 100644
index 000000000..05499f82f
--- /dev/null
+++ b/tests/mocks/database/schema/skeleton.php
@@ -0,0 +1,147 @@
+<?php
+
+class Mock_Database_Schema_Skeleton {
+
+	/**
+	 * @var object Database Holder
+	 */
+	public static $db;
+
+	/**
+	 * @var object Forge Holder
+	 */
+	public static $forge;
+
+	/**
+	 * @var object Driver Holder
+	 */
+	public static $driver;
+
+	/**
+	 * Initialize both database and forge components
+	 */
+	public static function init($driver)
+	{
+		if (empty(static::$db) && empty(static::$forge))
+		{
+			$config = Mock_Database_DB::config($driver);
+			$connection = new Mock_Database_DB($config);
+			$db = Mock_Database_DB::DB($connection->set_dsn($driver), TRUE);
+
+			CI_TestCase::instance()->ci_instance_var('db', $db);
+
+			$loader = new Mock_Core_Loader();
+			$loader->dbforge();
+			$forge = CI_TestCase::instance()->ci_instance_var('dbforge');
+
+			static::$db = $db;
+			static::$forge = $forge;
+			static::$driver = $driver;
+		}
+
+		return static::$db;
+	}
+	
+	
+	/**
+	 * Create the dummy tables
+	 *
+	 * @return void
+	 */
+	public static function create_tables()
+	{
+		// User Table
+		static::$forge->add_field(array(
+			'id' => array(
+				'type' => 'INTEGER',
+				'constraint' => 3,
+			),
+			'name' => array(
+				'type' => 'VARCHAR',
+				'constraint' => 40,
+			),
+			'email' => array(
+				'type' => 'VARCHAR',
+				'constraint' => 100,
+			),
+			'country' => array(
+				'type' => 'VARCHAR',
+				'constraint' => 40,
+			),
+		));
+		static::$forge->add_key('id', TRUE);
+		static::$forge->create_table('user', (strpos(static::$driver, 'pgsql') === FALSE));
+
+		// Job Table
+		static::$forge->add_field(array(
+			'id' => array(
+				'type' => 'INTEGER',
+				'constraint' => 3,
+			),
+			'name' => array(
+				'type' => 'VARCHAR',
+				'constraint' => 40,
+			),
+			'description' => array(
+				'type' => 'TEXT',
+			),
+		));
+		static::$forge->add_key('id', TRUE);
+		static::$forge->create_table('job', (strpos(static::$driver, 'pgsql') === FALSE));
+
+		// Misc Table
+		static::$forge->add_field(array(
+			'id' => array(
+				'type' => 'INTEGER',
+				'constraint' => 3,
+			),
+			'key' => array(
+				'type' => 'VARCHAR',
+				'constraint' => 40,
+			),
+			'value' => array(
+				'type' => 'TEXT',
+			),
+		));
+		static::$forge->add_key('id', TRUE);
+		static::$forge->create_table('misc', (strpos(static::$driver, 'pgsql') === FALSE));
+	}
+
+	/**
+	 * Create the dummy datas
+	 *
+	 * @return void
+	 */
+	public static function create_data()
+	{
+		// Job Data
+		$data = array(
+			'user' => array(
+				array('id' => 1, 'name' => 'Derek Jones', 'email' => 'derek@world.com', 'country' => 'US'),
+				array('id' => 2, 'name' => 'Ahmadinejad', 'email' => 'ahmadinejad@world.com', 'country' => 'Iran'),
+				array('id' => 3, 'name' => 'Richard A Causey', 'email' => 'richard@world.com', 'country' => 'US'),
+				array('id' => 4, 'name' => 'Chris Martin', 'email' => 'chris@world.com', 'country' => 'UK'),
+			),
+			'job' => array(
+				array('id' => 1, 'name' => 'Developer', 'description' => 'Awesome job, but sometimes makes you bored'), 
+				array('id' => 2, 'name' => 'Politician', 'description' => 'This is not really a job'),
+    			array('id' => 3, 'name' => 'Accountant', 'description' => 'Boring job, but you will get free snack at lunch'),
+			    array('id' => 4, 'name' => 'Musician', 'description' => 'Only Coldplay can actually called Musician'),
+			),
+			'misc' => array(
+				array('id' => 1, 'key' => '\\xxxfoo456', 'value' => 'Entry with \\xxx'), 
+				array('id' => 2, 'key' => '\\%foo456', 'value' => 'Entry with \\%'),
+			),
+		);
+
+		foreach ($data as $table => $dummy_data) 
+		{
+			static::$db->truncate($table);
+
+			foreach ($dummy_data as $single_dummy_data)
+			{
+				static::$db->insert($table, $single_dummy_data); 
+			}
+		}
+	}
+}
\ No newline at end of file
diff --git a/tests/mocks/libraries/table.php b/tests/mocks/libraries/table.php
index 1a6ff8d35..97fbb30bd 100644
--- a/tests/mocks/libraries/table.php
+++ b/tests/mocks/libraries/table.php
@@ -2,7 +2,7 @@
 
 class Mock_Libraries_Table extends CI_Table {
 	
-	// Overide inaccesible private or protected method
+	// Overide inaccesible protected method
 	public function __call($method, $params)
 	{
 		if (is_callable(array($this, '_'.$method)))