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<?php /** * CodeIgniter * * An open source application development framework for PHP * * This content is released under the MIT License (MIT) * * Copyright (c) 2014 - 2018, British Columbia Institute of Technology * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. * * @package CodeIgniter * @author EllisLab Dev Team * @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/) * @copyright Copyright (c) 2014 - 2018, British Columbia Institute of Technology (http://bcit.ca/) * @license http://opensource.org/licenses/MIT MIT License * @link https://codeigniter.com * @since Version 1.3.1 * @filesource */ defined('BASEPATH') OR exit('No direct script access allowed'); /** * Unit Testing Class * * Simple testing class * * @package CodeIgniter * @subpackage Libraries * @category UnitTesting * @author EllisLab Dev Team * @link https://codeigniter.com/user_guide/libraries/unit_testing.html */ class CI_Unit_test { /** * Active flag * * @var bool */ public $active = TRUE; /** * Test results * * @var array */ public $results = array(); /** * Strict comparison flag * * Whether to use === or == when comparing * * @var bool */ public $strict = FALSE; /** * Template * * @var string */ protected $_template = NULL; /** * Template rows * * @var string */ protected $_template_rows = NULL; /** * List of visible test items * * @var array */ protected $_test_items_visible = array( 'test_name', 'test_datatype', 'res_datatype', 'result', 'file', 'line', 'notes' ); // -------------------------------------------------------------------- /** * Constructor * * @return void */ public function __construct() { log_message('info', 'Unit Testing Class Initialized'); } // -------------------------------------------------------------------- /** * Run the tests * * Runs the supplied tests * * @param array $items * @return void */ public function set_test_items($items) { if ( ! empty($items) && is_array($items)) { $this->_test_items_visible = $items; } } // -------------------------------------------------------------------- /** * Run the tests * * Runs the supplied tests * * @param mixed $test * @param mixed $expected * @param string $test_name * @param string $notes * @return string */ public function run($test, $expected = TRUE, $test_name = 'undefined', $notes = '') { if ($this->active === FALSE) { return FALSE; } if (in_array($expected, array('is_object', 'is_string', 'is_bool', 'is_true', 'is_false', 'is_int', 'is_numeric', 'is_float', 'is_double', 'is_array', 'is_null', 'is_resource'), TRUE)) { $result = $expected($test); $extype = str_replace(array('true', 'false'), 'bool', str_replace('is_', '', $expected)); } else { $result = ($this->strict === TRUE) ? ($test === $expected) : ($test == $expected); $extype = gettype($expected); } $back = $this->_backtrace(); $report = array ( 'test_name' => $test_name, 'test_datatype' => gettype($test), 'res_datatype' => $extype, 'result' => ($result === TRUE) ? 'passed' : 'failed', 'file' => $back['file'], 'line' => $back['line'], 'notes' => $notes ); $this->results[] = $report; return $this->report($this->result(array($report))); } // -------------------------------------------------------------------- /** * Generate a report * * Displays a table with the test data * * @param array $result * @return string */ public function report($result = array()) { if (count($result) === 0) { $result = $this->result(); } $CI =& get_instance(); $CI->load->language('unit_test'); $this->_parse_template(); $r = ''; foreach ($result as $res) { $table = ''; foreach ($res as $key => $val) { if ($key === $CI->lang->line('ut_result')) { if ($val === $CI->lang->line('ut_passed')) { $val = '<span style="color: #0C0;">'.$val.'</span>'; } elseif ($val === $CI->lang->line('ut_failed')) { $val = '<span style="color: #C00;">'.$val.'</span>'; } } $table .= str_replace(array('{item}', '{result}'), array($key, $val), $this->_template_rows); } $r .= str_replace('{rows}', $table, $this->_template); } return $r; } // -------------------------------------------------------------------- /** * Use strict comparison * * Causes the evaluation to use === rather than == * * @param bool $state * @return void */ public function use_strict($state = TRUE) { $this->strict = (bool) $state; } // -------------------------------------------------------------------- /** * Make Unit testing active * * Enables/disables unit testing * * @param bool * @return void */ public function active($state = TRUE) { $this->active = (bool) $state; } // -------------------------------------------------------------------- /** * Result Array * * Returns the raw result data * * @param array $results * @return array */ public function result($results = array()) { $CI =& get_instance(); $CI->load->language('unit_test'); if (count($results) === 0) { $results = $this->results; } $retval = array(); foreach ($results as $result) { $temp = array(); foreach ($result as $key => $val) { if ( ! in_array($key, $this->_test_items_visible)) { continue; } elseif (in_array($key, array('test_name', 'test_datatype', 'res_datatype', 'result'), TRUE)) { if (FALSE !== ($line = $CI->lang->line(strtolower('ut_'.$val), FALSE))) { $val = $line; } } $temp[$CI->lang->line('ut_'.$key, FALSE)] = $val; } $retval[] = $temp; } return $retval; } // -------------------------------------------------------------------- /** * Set the template * * This lets us set the template to be used to display results * * @param string * @return void */ public function set_template($template) { $this->_template = $template; } // -------------------------------------------------------------------- /** * Generate a backtrace * * This lets us show file names and line numbers * * @return array */ protected function _backtrace() { $back = debug_backtrace(); return array( 'file' => (isset($back[1]['file']) ? $back[1]['file'] : ''), 'line' => (isset($back[1]['line']) ? $back[1]['line'] : '') ); } // -------------------------------------------------------------------- /** * Get Default Template * * @return string */ protected function _default_template() { $this->_template = "\n".'<table style="width:100%; font-size:small; margin:10px 0; border-collapse:collapse; border:1px solid #CCC;">{rows}'."\n</table>"; $this->_template_rows = "\n\t<tr>\n\t\t".'<th style="text-align: left; border-bottom:1px solid #CCC;">{item}</th>' ."\n\t\t".'<td style="border-bottom:1px solid #CCC;">{result}</td>'."\n\t</tr>"; } // -------------------------------------------------------------------- /** * Parse Template * * Harvests the data within the template {pseudo-variables} * * @return void */ protected function _parse_template() { if ($this->_template_rows !== NULL) { return; } if ($this->_template === NULL OR ! preg_match('/\{rows\}(.*?)\{\/rows\}/si', $this->_template, $match)) { $this->_default_template(); return; } $this->_template_rows = $match[1]; $this->_template = str_replace($match[0], '{rows}', $this->_template); } } /** * Helper function to test boolean TRUE * * @param mixed $test * @return bool */ function is_true($test) { return ($test === TRUE); } /** * Helper function to test boolean FALSE * * @param mixed $test * @return bool */ function is_false($test) { return ($test === FALSE); }