1: <?php
  2: /**
  3:  * Abstract class for common CoverageReport methods.
  4:  * Provides several template methods for custom output.
  5:  *
  6:  * PHP5
  7:  *
  8:  * CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
  9:  * Copyright 2005-2012, Cake Software Foundation, Inc. (http://cakefoundation.org)
 10:  *
 11:  * Licensed under The MIT License
 12:  * Redistributions of files must retain the above copyright notice.
 13:  *
 14:  * @copyright     Copyright 2005-2012, Cake Software Foundation, Inc. (http://cakefoundation.org)
 15:  * @link          http://cakephp.org CakePHP(tm) Project
 16:  * @package       Cake.TestSuite.Coverage
 17:  * @since         CakePHP(tm) v 2.0
 18:  * @license       MIT License (http://www.opensource.org/licenses/mit-license.php)
 19:  */
 20: 
 21: /**
 22:  * Abstract class for common CoverageReport methods.
 23:  * Provides several template methods for custom output.
 24:  *
 25:  * @package       Cake.TestSuite.Coverage
 26:  */
 27: abstract class BaseCoverageReport {
 28: 
 29: /**
 30:  * coverage data
 31:  *
 32:  * @var string
 33:  */
 34:     protected $_rawCoverage;
 35: 
 36: /**
 37:  * is the test an app test
 38:  *
 39:  * @var string
 40:  */
 41:     public $appTest = false;
 42: 
 43: /**
 44:  * is the test a plugin test
 45:  *
 46:  * @var string
 47:  */
 48:     public $pluginTest = false;
 49: 
 50: /**
 51:  * Array of test case file names.  Used to do basename() matching with
 52:  * files that have coverage to decide which results to show on page load.
 53:  *
 54:  * @var array
 55:  */
 56:     protected $_testNames = array();
 57: 
 58: /**
 59:  * Constructor
 60:  *
 61:  * @param array $coverage Array of coverage data from PHPUnit_Test_Result
 62:  * @param CakeBaseReporter $reporter A reporter to use for the coverage report.
 63:  * @return void
 64:  */
 65:     public function __construct($coverage, CakeBaseReporter $reporter) {
 66:         $this->_rawCoverage = $coverage;
 67:         $this->_setParams($reporter);
 68:     }
 69: 
 70: /**
 71:  * Pulls params out of the reporter.
 72:  *
 73:  * @param CakeBaseReporter $reporter Reporter to suck params out of.
 74:  * @return void
 75:  */
 76:     protected function _setParams(CakeBaseReporter $reporter) {
 77:         if ($reporter->params['app']) {
 78:             $this->appTest = true;
 79:         }
 80:         if ($reporter->params['plugin']) {
 81:             $this->pluginTest = Inflector::camelize($reporter->params['plugin']);
 82:         }
 83:     }
 84: 
 85: /**
 86:  * Set the coverage data array
 87:  *
 88:  * @param array $coverage Coverage data to use.
 89:  * @return void
 90:  */
 91:     public function setCoverage($coverage) {
 92:         $this->_rawCoverage = $coverage;
 93:     }
 94: 
 95: /**
 96:  * Gets the base path that the files we are interested in live in.
 97:  *
 98:  * @return void
 99:  */
100:     public function getPathFilter() {
101:         $path = ROOT . DS;
102:         if ($this->appTest) {
103:             $path .= APP_DIR . DS;
104:         } elseif ($this->pluginTest) {
105:             $path = App::pluginPath($this->pluginTest);
106:         } else {
107:             $path = CAKE;
108:         }
109:         return $path;
110:     }
111: 
112: /**
113:  * Filters the coverage data by path.  Files not in the provided path will be removed.
114:  *
115:  * @param string $path Path to filter files by.
116:  * @return array Array of coverage data for files that match the given path.
117:  */
118:     public function filterCoverageDataByPath($path) {
119:         $files = array();
120:         foreach ($this->_rawCoverage as $fileName => $fileCoverage) {
121:             if (strpos($fileName, $path) !== 0) {
122:                 continue;
123:             }
124:             $files[$fileName] = $fileCoverage;
125:         }
126:         return $files;
127:     }
128: 
129: /**
130:  * Calculates how many lines are covered and what the total number of executable lines is.
131:  *
132:  * Handles both PHPUnit3.5 and 3.6 formats.
133:  *
134:  * 3.5 uses -1 for uncovered, and -2 for dead.
135:  * 3.6 uses array() for uncovered and null for dead.
136:  *
137:  * @param array $fileLines
138:  * @param array $coverageData
139:  * @return array. Array of covered, total lines.
140:  */
141:     protected function _calculateCoveredLines($fileLines, $coverageData) {
142:         $covered = $total = 0;
143: 
144:         //shift line numbers forward one
145:         array_unshift($fileLines, ' ');
146:         unset($fileLines[0]);
147: 
148:         foreach ($fileLines as $lineno => $line) {
149:             if (!isset($coverageData[$lineno])) {
150:                 continue;
151:             }
152:             if (is_array($coverageData[$lineno]) && !empty($coverageData[$lineno])) {
153:                 $covered++;
154:                 $total++;
155:             } elseif ($coverageData[$lineno] === -1 || $coverageData[$lineno] === array()) {
156:                 $total++;
157:             }
158:         }
159:         return array($covered, $total);
160:     }
161: 
162: /**
163:  * Generates report to display.
164:  *
165:  * @return string compiled html report.
166:  */
167:     abstract public function report();
168: 
169: /**
170:  * Generates an coverage 'diff' for $file based on $coverageData.
171:  *
172:  * @param string $filename Name of the file having coverage generated
173:  * @param array $fileLines File data as an array. See file() for how to get one of these.
174:  * @param array $coverageData Array of coverage data to use to generate HTML diffs with
175:  * @return string prepared report for a single file.
176:  */
177:     abstract public function generateDiff($filename, $fileLines, $coverageData);
178: 
179: }
180: