<?php
defined('BASEPATH') OR exit('No direct script access allowed');
class CI_Unit_test {
public $active = TRUE;
public $results = array();
public $strict = FALSE;
protected $_template = NULL;
protected $_template_rows = NULL;
protected $_test_items_visible = array(
'test_name',
'test_datatype',
'res_datatype',
'result',
'file',
'line',
'notes'
);
public function __construct()
{
log_message('info', 'Unit Testing Class Initialized');
}
public function set_test_items($items)
{
if ( ! empty($items) && is_array($items))
{
$this->_test_items_visible = $items;
}
}
public function run($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($report)));
}
public function report($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 $r;
}
public function use_strict($state = TRUE)
{
$this->strict = (bool) $state;
}
public function active($state = TRUE)
{
$this->active = (bool) $state;
}
public function result($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 $retval;
}
public function set_template($template)
{
$this->_template = $template;
}
protected function _backtrace()
{
$back = debug_backtrace();
return array(
'file' => (isset($back[1]['file']) ? $back[1]['file'] : ''),
'line' => (isset($back[1]['line']) ? $back[1]['line'] : '')
);
}
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>";
$this->_template_rows = "\n\t<tr>\n\t\t".'<th style="text-align: left; border-bottom:1px solid #CCC;">{item}</th>'
."\n\t\t".'<td style="border-bottom:1px solid #CCC;">{result}</td>'."\n\t</tr>";
}
protected function _parse_template()
{
if ($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}', $this->_template);
}
}
function is_true($test)
{
return ($test === TRUE);
}
function is_false($test)
{
return ($test === FALSE);
}