2010-05-08 21:14:47 +00:00
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<?php
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/**
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2010-05-08 22:12:20 +00:00
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* Generates code coverage reports in HTML from data obtained from PHPUnit
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*
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* PHP5
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*
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* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
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* Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
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*
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* Licensed under The MIT License
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* Redistributions of files must retain the above copyright notice.
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2010-05-08 21:14:47 +00:00
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*
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2010-05-08 22:12:20 +00:00
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* @copyright Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
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* @link http://cakephp.org CakePHP(tm) Project
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* @package cake
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* @subpackage cake.cake
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* @since CakePHP(tm) v 2.0
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* @license MIT License (http://www.opensource.org/licenses/mit-license.php)
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2010-05-08 21:14:47 +00:00
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*/
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class HtmlCoverageReport {
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/**
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* coverage data
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*
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* @var string
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*/
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2010-05-08 21:59:14 +00:00
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protected $_rawCoverage;
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2010-05-10 03:20:28 +00:00
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/**
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* is the test an app test
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*
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* @var string
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*/
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2010-05-08 21:59:14 +00:00
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public $appTest = false;
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2010-05-10 03:20:28 +00:00
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/**
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* is the test a plugin test
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*
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* @var string
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*/
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2010-05-08 21:59:14 +00:00
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public $pluginTest = false;
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2010-05-10 03:20:28 +00:00
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/**
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* is the test a group test?
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*
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* @var string
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*/
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2010-05-08 21:59:14 +00:00
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public $groupTest = false;
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2010-05-08 21:14:47 +00:00
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2010-05-09 04:04:03 +00:00
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/**
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2010-05-10 03:20:28 +00:00
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* Array of test case file names. Used to do basename() matching with
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* files that have coverage to decide which results to show on page load.
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2010-05-09 04:04:03 +00:00
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*
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2010-05-10 03:20:28 +00:00
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* @var array
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2010-05-09 04:04:03 +00:00
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*/
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2010-05-10 03:20:28 +00:00
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protected $_testNames = array();
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2010-05-09 04:04:03 +00:00
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2010-05-08 21:14:47 +00:00
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/**
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* Constructor
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*
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* @param array $coverage Array of coverage data from PHPUnit_Test_Result
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* @return void
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*/
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2010-05-08 21:59:14 +00:00
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public function __construct($coverage, CakeBaseReporter $reporter) {
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$this->_rawCoverage = $coverage;
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$this->setParams($reporter);
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}
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/**
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* Pulls params out of the reporter.
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*
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* @return void
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*/
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protected function setParams(CakeBaseReporter $reporter) {
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if ($reporter->params['app']) {
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$this->appTest = true;
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}
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if ($reporter->params['group']) {
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$this->groupTest = true;
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}
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if ($reporter->params['plugin']) {
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$this->pluginTest = Inflector::underscore($reporter->params['plugin']);
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}
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}
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/**
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* Set the coverage data array
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*
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* @return void
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*/
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public function setCoverage($coverage) {
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$this->_rawCoverage = $coverage;
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2010-05-08 21:14:47 +00:00
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}
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/**
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* Generates report html to display.
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*
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* @return string compiled html report.
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*/
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public function report() {
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2010-05-08 21:59:14 +00:00
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$pathFilter = $this->getPathFilter();
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$coverageData = $this->filterCoverageDataByPath($pathFilter);
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2010-05-09 04:04:03 +00:00
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if (empty($coverageData)) {
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return '<h3>No files to generate coverage for</h3>';
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}
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2010-05-10 02:15:20 +00:00
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$output = $this->coverageScript();
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2010-05-10 03:20:28 +00:00
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$output .= <<<HTML
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<h3>Code coverage results
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<a href="#" onclick="coverage_toggle_all()" class="coverage-toggle">Toggle all files</a>
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</h3>
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HTML;
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2010-05-09 04:04:03 +00:00
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foreach ($coverageData as $file => $coverageData) {
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$fileData = file($file);
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$output .= $this->generateDiff($file, $fileData, $coverageData);
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}
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return $output;
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2010-05-08 21:59:14 +00:00
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}
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/**
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* Gets the base path that the files we are interested in live in.
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* If appTest ist
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*
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* @return void
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*/
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public function getPathFilter() {
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$path = ROOT . DS;
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if ($this->appTest) {
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$path .= APP_DIR . DS;
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} elseif ($this->pluginTest) {
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$path = App::pluginPath($this->pluginTest);
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} else {
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$path = TEST_CAKE_CORE_INCLUDE_PATH;
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}
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return $path;
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}
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/**
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* Filters the coverage data by path. Files not in the provided path will be removed.
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* This method will merge all the various test run reports as well into a single report per file.
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*
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* @param string $path Path to filter files by.
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* @return array Array of coverage data for files that match the given path.
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*/
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public function filterCoverageDataByPath($path) {
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$files = array();
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foreach ($this->_rawCoverage as $testRun) {
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2010-05-09 06:08:32 +00:00
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foreach ($testRun['files'] as $filename => $fileCoverage) {
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2010-05-08 21:59:14 +00:00
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if (strpos($filename, $path) !== 0) {
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continue;
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}
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2010-05-09 06:08:32 +00:00
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$dead = isset($testRun['dead'][$filename]) ? $testRun['dead'][$filename] : array();
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$executable = isset($testRun['executable'][$filename]) ? $testRun['executable'][$filename] : array();
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2010-05-08 21:59:14 +00:00
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if (!isset($files[$filename])) {
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2010-05-09 16:30:55 +00:00
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$files[$filename] = array(
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'covered' => array(),
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'dead' => array(),
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'executable' => array()
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);
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2010-05-08 21:59:14 +00:00
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}
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2010-05-09 16:30:55 +00:00
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$files[$filename]['covered'] += $fileCoverage;
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$files[$filename]['executable'] += $executable;
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$files[$filename]['dead'] += $dead;
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2010-05-08 21:59:14 +00:00
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}
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2010-05-10 03:20:28 +00:00
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if (isset($testRun['test'])) {
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$testReflection = new ReflectionClass(get_class($testRun['test']));
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list($fileBasename, $x) = explode('.', basename($testReflection->getFileName()), 2);
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$this->_testNames[] = $fileBasename;
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}
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2010-05-08 21:59:14 +00:00
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}
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2010-05-09 05:15:57 +00:00
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ksort($files);
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2010-05-08 21:59:14 +00:00
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return $files;
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2010-05-08 21:14:47 +00:00
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}
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2010-05-09 04:04:03 +00:00
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/**
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* Generates an HTML diff for $file based on $coverageData.
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*
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* @param array $fileData File data as an array. See file() for how to get one of these.
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* @param array $coverageData Array of coverage data to use to generate HTML diffs with
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* @return string HTML diff.
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*/
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function generateDiff($filename, $fileLines, $coverageData) {
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$output = '';
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$diff = array();
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$covered = 0;
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$total = 0;
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//shift line numbers forward one;
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array_unshift($fileLines, ' ');
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unset($fileLines[0]);
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foreach ($fileLines as $lineno => $line) {
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2010-05-09 04:40:05 +00:00
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$class = 'ignored';
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2010-05-13 02:13:12 +00:00
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$coveringTests = array();
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2010-05-09 16:30:55 +00:00
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if (isset($coverageData['covered'][$lineno])) {
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2010-05-13 02:13:12 +00:00
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$coveringTests = PHPUnit_Util_CodeCoverage::getCoveringTests(
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$this->_rawCoverage, $filename, $lineno
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);
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2010-05-09 16:30:55 +00:00
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$class = 'covered';
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$covered++;
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$total++;
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} elseif (isset($coverageData['executable'][$lineno])) {
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2010-05-09 04:40:05 +00:00
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$class = 'uncovered';
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2010-05-09 04:04:03 +00:00
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$total++;
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2010-05-09 16:30:55 +00:00
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} elseif (isset($coverageData['dead'][$lineno])) {
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$class .= ' dead';
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2010-05-09 04:04:03 +00:00
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}
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2010-05-13 02:13:12 +00:00
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$diff[] = $this->_paintLine($line, $lineno, $class, $coveringTests);
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2010-05-09 04:04:03 +00:00
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}
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2010-05-09 05:15:57 +00:00
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$percentCovered = round(100 * $covered / $total, 2);
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2010-05-09 04:04:03 +00:00
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$output .= $this->coverageHeader($filename, $percentCovered);
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$output .= implode("", $diff);
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$output .= $this->coverageFooter();
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return $output;
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}
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/**
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* Renders the html for a single line in the html diff.
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*
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* @return void
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*/
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2010-05-13 02:13:12 +00:00
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protected function _paintLine($line, $linenumber, $class, $coveringTests) {
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$coveredBy = '';
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if (!empty($coveringTests)) {
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$coveredBy = "Covered by:\n";
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foreach ($coveringTests as &$test) {
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$coveredBy .= $test->getName() . "\n";
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}
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}
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2010-05-09 04:04:03 +00:00
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return sprintf(
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2010-05-13 02:13:12 +00:00
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'<div class="code-line %s" title="%s"><span class="line-num">%s</span><span class="content">%s</span></div>',
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2010-05-09 04:04:03 +00:00
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$class,
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2010-05-13 02:13:12 +00:00
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$coveredBy,
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2010-05-09 04:04:03 +00:00
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$linenumber,
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htmlspecialchars($line)
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);
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}
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2010-05-10 02:15:20 +00:00
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/**
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* generate some javascript for the coverage report.
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*
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* @return void
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*/
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public function coverageScript() {
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return <<<HTML
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<script type="text/javascript">
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function coverage_show_hide(selector) {
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var element = document.getElementById(selector);
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element.style.display = (element.style.display == 'none') ? '' : 'none';
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}
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2010-05-10 03:20:28 +00:00
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function coverage_toggle_all () {
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var divs = document.querySelectorAll('div.coverage-container');
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var i = divs.length;
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while (i--) {
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if (divs[i] && divs[i].className.indexOf('primary') == -1) {
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divs[i].style.display = (divs[i].style.display == 'none') ? '' : 'none';
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}
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}
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}
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2010-05-10 02:15:20 +00:00
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</script>
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HTML;
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}
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2010-05-09 04:04:03 +00:00
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/**
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* Generate an HTML snippet for coverage headers
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*
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* @return void
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*/
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public function coverageHeader($filename, $percent) {
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2010-05-09 05:15:57 +00:00
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$filename = basename($filename);
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2010-05-10 03:20:28 +00:00
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list($file, $ext) = explode('.', $filename);
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$display = in_array($file, $this->_testNames) ? 'block' : 'none';
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$primary = $display == 'block' ? 'primary' : '';
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2010-05-09 04:04:03 +00:00
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return <<<HTML
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2010-05-10 03:20:28 +00:00
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<div class="coverage-container $primary" style="display:$display;">
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2010-05-10 02:15:20 +00:00
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<h4>
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<a href="#coverage-$filename" onclick="coverage_show_hide('coverage-$filename');">
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$filename Code coverage: $percent%
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</a>
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</h4>
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<div class="code-coverage-results" id="coverage-$filename" style="display:none;">
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2010-05-09 04:04:03 +00:00
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<pre>
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HTML;
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}
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/**
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* Generate an HTML snippet for coverage footers
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*
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* @return void
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*/
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public function coverageFooter() {
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2010-05-10 03:20:28 +00:00
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return "</pre></div></div>";
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2010-05-09 04:04:03 +00:00
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}
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2010-05-08 21:14:47 +00:00
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}
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