406 lines
8.7 KiB
PHP
406 lines
8.7 KiB
PHP
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<?php
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/**
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* CodeIgniter
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*
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* An open source application development framework for PHP
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*
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* This content is released under the MIT License (MIT)
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*
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* Copyright (c) 2014 - 2015, British Columbia Institute of Technology
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* @package CodeIgniter
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* @author EllisLab Dev Team
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* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (http://ellislab.com/)
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* @copyright Copyright (c) 2014 - 2015, British Columbia Institute of Technology (http://bcit.ca/)
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* @license http://opensource.org/licenses/MIT MIT License
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* @link http://codeigniter.com
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* @since Version 1.3.1
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* @filesource
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*/
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defined('BASEPATH') OR exit('No direct script access allowed');
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/**
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* Unit Testing Class
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*
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* Simple testing class
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*
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* @package CodeIgniter
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* @subpackage Libraries
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* @category UnitTesting
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* @author EllisLab Dev Team
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* @link http://codeigniter.com/user_guide/libraries/unit_testing.html
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*/
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class CI_Unit_test {
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/**
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* Active flag
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*
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* @var bool
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*/
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public $active = TRUE;
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/**
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* Test results
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*
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* @var array
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*/
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public $results = array();
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/**
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* Strict comparison flag
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*
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* Whether to use === or == when comparing
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*
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* @var bool
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*/
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public $strict = FALSE;
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/**
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* Template
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*
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* @var string
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*/
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protected $_template = NULL;
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/**
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* Template rows
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*
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* @var string
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*/
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protected $_template_rows = NULL;
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/**
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* List of visible test items
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*
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* @var array
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*/
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protected $_test_items_visible = array(
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'test_name',
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'test_datatype',
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'res_datatype',
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'result',
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'file',
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'line',
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'notes'
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);
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// --------------------------------------------------------------------
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/**
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* Constructor
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*
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* @return void
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*/
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public function __construct()
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{
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log_message('info', 'Unit Testing Class Initialized');
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}
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// --------------------------------------------------------------------
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/**
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* Run the tests
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*
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* Runs the supplied tests
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*
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* @param array $items
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* @return void
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*/
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public function set_test_items($items)
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{
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if ( ! empty($items) && is_array($items))
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{
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$this->_test_items_visible = $items;
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}
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}
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// --------------------------------------------------------------------
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/**
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* Run the tests
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*
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* Runs the supplied tests
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*
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* @param mixed $test
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* @param mixed $expected
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* @param string $test_name
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* @param string $notes
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* @return string
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*/
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public function run($test, $expected = TRUE, $test_name = 'undefined', $notes = '')
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{
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if ($this->active === FALSE)
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{
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return FALSE;
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}
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if (in_array($expected, array('is_object', 'is_string', 'is_bool', 'is_true', 'is_false', 'is_int', 'is_numeric', 'is_float', 'is_double', 'is_array', 'is_null'), TRUE))
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{
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$expected = str_replace('is_double', 'is_float', $expected);
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$result = $expected($test);
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$extype = str_replace(array('true', 'false'), 'bool', str_replace('is_', '', $expected));
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}
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else
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{
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$result = ($this->strict === TRUE) ? ($test === $expected) : ($test == $expected);
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$extype = gettype($expected);
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}
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$back = $this->_backtrace();
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$report = array (
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'test_name' => $test_name,
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'test_datatype' => gettype($test),
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'res_datatype' => $extype,
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'result' => ($result === TRUE) ? 'passed' : 'failed',
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'file' => $back['file'],
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'line' => $back['line'],
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'notes' => $notes
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);
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$this->results[] = $report;
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return $this->report($this->result(array($report)));
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}
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// --------------------------------------------------------------------
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/**
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* Generate a report
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*
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* Displays a table with the test data
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*
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* @param array $result
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* @return string
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*/
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public function report($result = array())
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{
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if (count($result) === 0)
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{
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$result = $this->result();
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}
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$CI =& get_instance();
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$CI->load->language('unit_test');
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$this->_parse_template();
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$r = '';
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foreach ($result as $res)
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{
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$table = '';
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foreach ($res as $key => $val)
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{
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if ($key === $CI->lang->line('ut_result'))
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{
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if ($val === $CI->lang->line('ut_passed'))
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{
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$val = '<span style="color: #0C0;">'.$val.'</span>';
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}
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elseif ($val === $CI->lang->line('ut_failed'))
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{
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$val = '<span style="color: #C00;">'.$val.'</span>';
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}
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}
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$table .= str_replace(array('{item}', '{result}'), array($key, $val), $this->_template_rows);
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}
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$r .= str_replace('{rows}', $table, $this->_template);
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}
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return $r;
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}
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// --------------------------------------------------------------------
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/**
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* Use strict comparison
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*
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* Causes the evaluation to use === rather than ==
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*
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* @param bool $state
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* @return void
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*/
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public function use_strict($state = TRUE)
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{
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$this->strict = (bool) $state;
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}
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// --------------------------------------------------------------------
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/**
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* Make Unit testing active
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*
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* Enables/disables unit testing
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*
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* @param bool
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* @return void
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*/
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public function active($state = TRUE)
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{
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$this->active = (bool) $state;
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}
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// --------------------------------------------------------------------
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/**
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* Result Array
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*
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* Returns the raw result data
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*
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* @param array $results
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* @return array
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*/
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public function result($results = array())
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{
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$CI =& get_instance();
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$CI->load->language('unit_test');
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if (count($results) === 0)
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{
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$results = $this->results;
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}
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$retval = array();
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foreach ($results as $result)
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{
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$temp = array();
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foreach ($result as $key => $val)
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{
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if ( ! in_array($key, $this->_test_items_visible))
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{
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continue;
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}
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if (FALSE !== ($line = $CI->lang->line(strtolower('ut_'.$val), FALSE)))
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{
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$val = $line;
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}
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$temp[$CI->lang->line('ut_'.$key, FALSE)] = $val;
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}
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$retval[] = $temp;
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}
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return $retval;
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}
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// --------------------------------------------------------------------
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/**
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* Set the template
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*
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* This lets us set the template to be used to display results
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*
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* @param string
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* @return void
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*/
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public function set_template($template)
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{
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$this->_template = $template;
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}
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// --------------------------------------------------------------------
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/**
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* Generate a backtrace
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*
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* This lets us show file names and line numbers
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*
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* @return array
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*/
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protected function _backtrace()
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{
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$back = debug_backtrace();
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return array(
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'file' => (isset($back[1]['file']) ? $back[1]['file'] : ''),
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'line' => (isset($back[1]['line']) ? $back[1]['line'] : '')
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);
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}
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// --------------------------------------------------------------------
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/**
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* Get Default Template
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*
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* @return string
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*/
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protected function _default_template()
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{
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$this->_template = "\n".'<table style="width:100%; font-size:small; margin:10px 0; border-collapse:collapse; border:1px solid #CCC;">{rows}'."\n</table>";
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$this->_template_rows = "\n\t<tr>\n\t\t".'<th style="text-align: left; border-bottom:1px solid #CCC;">{item}</th>'
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."\n\t\t".'<td style="border-bottom:1px solid #CCC;">{result}</td>'."\n\t</tr>";
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}
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// --------------------------------------------------------------------
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/**
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* Parse Template
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*
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* Harvests the data within the template {pseudo-variables}
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*
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* @return void
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*/
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protected function _parse_template()
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{
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if ($this->_template_rows !== NULL)
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{
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return;
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}
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if ($this->_template === NULL OR ! preg_match('/\{rows\}(.*?)\{\/rows\}/si', $this->_template, $match))
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{
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$this->_default_template();
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return;
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}
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$this->_template_rows = $match[1];
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$this->_template = str_replace($match[0], '{rows}', $this->_template);
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}
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}
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/**
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* Helper function to test boolean TRUE
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*
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* @param mixed $test
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* @return bool
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*/
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function is_true($test)
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{
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return ($test === TRUE);
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}
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/**
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* Helper function to test boolean FALSE
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*
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* @param mixed $test
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* @return bool
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*/
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function is_false($test)
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{
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return ($test === FALSE);
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}
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