code_coverage_manager.test.php

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<?php
/* SVN FILE: $Id: code_coverage_manager.test.php 7118 2008-06-04 20:49:29Z gwoo $ */
/**
 * Short description for file.
 *
 * Long description for file
 *
 * PHP versions 4 and 5
 *
 * CakePHP(tm) Tests <https://trac.cakephp.org/wiki/Developement/TestSuite>
 * Copyright 2005-2008, Cake Software Foundation, Inc.
 *								1785 E. Sahara Avenue, Suite 490-204
 *								Las Vegas, Nevada 89104
 *
 *  Licensed under The Open Group Test Suite License
 *  Redistributions of files must retain the above copyright notice.
 *
 * @filesource
 * @copyright		Copyright 2005-2008, Cake Software Foundation, Inc.
 * @link				https://trac.cakephp.org/wiki/Developement/TestSuite CakePHP(tm) Tests
 * @package			cake.tests
 * @subpackage		cake.tests.cases.libs
 * @since			CakePHP(tm) v 1.2.0.4206
 * @version			$Revision: 7118 $
 * @modifiedby		$LastChangedBy: gwoo $
 * @lastmodified	$Date: 2008-06-04 13:49:29 -0700 (Wed, 04 Jun 2008) $
 * @license			http://www.opensource.org/licenses/opengroup.php The Open Group Test Suite License
 */
App::import('Core', 'CodeCoverageManager');
require_once CAKE . 'tests' . DS . 'lib' . DS . 'cli_reporter.php';
require_once CAKE . 'tests' . DS . 'lib' . DS . 'cake_reporter.php';
/**
 * Short description for class.
 *
 * @package		cake.tests
 * @subpackage	cake.tests.cases.libs
 */
class CodeCoverageManagerTest extends UnitTestCase {
/**
 * Skip if XDebug not installed
 *
 * @access public
 */
	function skip() {
		$this->skipif (!extension_loaded('xdebug'), 'XDebug not installed');
	}
/**
 * testNoTestCaseSupplied method
 * 
 * @access public
 * @return void
 */
	function testNoTestCaseSupplied() {
		if (php_sapi_name() != 'cli') {
			unset($_GET['group']);
			CodeCoverageManager::start(substr(md5(microtime()), 0, 5), new CakeHtmlReporter());
			CodeCoverageManager::report(false);
			$this->assertError();

			CodeCoverageManager::start('libs/'.basename(__FILE__), new CakeHtmlReporter());
			CodeCoverageManager::report(false);
			$this->assertError();

			$path = LIBS;
			if (strpos(LIBS, ROOT) === false) {
				$path = ROOT.DS.LIBS;
			}
			App::import('Core', 'Folder');
			$folder = new Folder();
			$folder->cd($path);
			$contents = $folder->ls();
/**
 * remove method
 * 
 * @param mixed $var 
 * @access public
 * @return void
 */
			function remove($var) {
				return ($var != basename(__FILE__));
			}
			$contents[1] = array_filter($contents[1], "remove");

			foreach ($contents[1] as $file) {
				CodeCoverageManager::start('libs'.DS.$file, new CakeHtmlReporter());
				CodeCoverageManager::report(false);
				$this->assertNoErrors('libs'.DS.$file);
			}
		}
	}
/**
 * testGetTestObjectFileNameFromTestCaseFile method
 * 
 * @access public
 * @return void
 */
	function testGetTestObjectFileNameFromTestCaseFile() {
		$manager =& CodeCoverageManager::getInstance();
		$manager->reporter = new CakeHtmlReporter();

		$expected = $manager->__testObjectFileFromCaseFile('models/some_file.test.php', true);
		$this->assertIdentical(APP.'models'.DS.'some_file.php', $expected);

		$expected = $manager->__testObjectFileFromCaseFile('controllers/some_file.test.php', true);
		$this->assertIdentical(APP.'controllers'.DS.'some_file.php', $expected);

		$expected = $manager->__testObjectFileFromCaseFile('views/some_file.test.php', true);
		$this->assertIdentical(APP.'views'.DS.'some_file.php', $expected);

		$expected = $manager->__testObjectFileFromCaseFile('behaviors/some_file.test.php', true);
		$this->assertIdentical(APP.'models'.DS.'behaviors'.DS.'some_file.php', $expected);

		$expected = $manager->__testObjectFileFromCaseFile('components/some_file.test.php', true);
		$this->assertIdentical(APP.'controllers'.DS.'components'.DS.'some_file.php', $expected);

		$expected = $manager->__testObjectFileFromCaseFile('helpers/some_file.test.php', true);
		$this->assertIdentical(APP.'views'.DS.'helpers'.DS.'some_file.php', $expected);

		$manager->pluginTest = 'bugs';
		$expected = $manager->__testObjectFileFromCaseFile('models/some_file.test.php', false);
		$this->assertIdentical(APP.'plugins'.DS.'bugs'.DS.'models'.DS.'some_file.php', $expected);

		$manager->pluginTest = false;
		$manager->reporter = new CLIReporter;
		$expected = $manager->__testObjectFileFromCaseFile('libs/set.test.php', false);
		$this->assertIdentical(ROOT.DS.'cake'.DS.'libs'.DS.'set.php', $expected);
	}
/**
 * testOfHtmlReport method
 * 
 * @access public
 * @return void
 */
	function testOfHtmlReport() {
		$manager =& CodeCoverageManager::getInstance();
		$code = <<<PHP
/**
 * Set class
 * 
 * @package              cake
 * @subpackage           cake.tests.cases.libs
 */
		class Set extends Object {
		/**
		 * Value of the Set object.
		 *
		 * @var array
		 * @access public
		 */
			var \$value = array();
		/**
		 * Constructor. Defaults to an empty array.
		 *
		 * @access public
		 */
			function __construct() {
				if (func_num_args() == 1 && is_array(func_get_arg(0))) {
					\$this->value = func_get_arg(0);
				} else {
					\$this->value = func_get_args();
				}
			}
		/**
		 * Returns the contents of the Set object
		 *
		 * @return array
		 * @access public
		 */
			function &get() {
				return \$this->value;
			}
		/**
		 * This function can be thought of as a hybrid between PHP's array_merge and array_merge_recursive. The difference
		 * to the two is that if an array key contains another array then the function behaves recursive (unlike array_merge)
		 * but does not do if for keys containing strings (unlike array_merge_recursive). See the unit test for more information.
		 *
		 * Note: This function will work with an unlimited amount of arguments and typecasts non-array parameters into arrays.
		 *
		 * @param array \$arr1 Array to be merged
		 * @param array \$arr2 Array to merge with
		 * @return array Merged array
		 * @access public
		 */
			function merge(\$arr1, \$arr2 = null) {
				\$args = func_get_args();

				if (isset(\$this) && is_a(\$this, 'set')) {
					\$backtrace = debug_backtrace();
					\$previousCall = strtolower(\$backtrace[1]['class'].'::'.\$backtrace[1]['function']);
					if (\$previousCall != 'set::merge') {
						\$r =& \$this->value;
						array_unshift(\$args, null);
					}
				}
				if (!isset(\$r)) {
					\$r = (array)current(\$args);
				}

				while ((\$arg = next(\$args)) !== false) {
					if (is_a(\$arg, 'set')) {
						\$arg = \$arg->get();
					}

					foreach ((array)\$arg as \$key => \$val)	 {
						if (is_array(\$val) && isset(\$r[\$key]) && is_array(\$r[\$key])) {
							\$r[\$key] = Set::merge(\$r[\$key], \$val);
						} elseif (is_int(\$key)) {

						} else {
							\$r[\$key] = \$val;
						}
					}
				}
				return \$r;
			}
PHP;

		$testObjectFile = explode("\n", $code);
		$coverageData = array(
			0 => 1,
			1 => 1,
			2 => -2,
			3 => -2,
			4 => -2,
			5 => -2,
			6 => -2,
			7 => -2,
			8 => -1,
			9 => -2,
			10 => -2,
			11 => -2,
			12 => -2,
			13 => -2,
			14 => 1,
			15 => 1,
			16 => -1,
			17 => 1,
			18 => 1,
			19 => -1,
			20 => 1,
			21 => -2,
			22 => -2,
			23 => -2,
			24 => -2,
			25 => -2,
			26 => -2,
			27 => 1,
			28 => -1,
			29 => 1,
			30 => 1,
			31 => -2,
			32 => -2,
			33 => -2,
			34 => -2,
			35 => -2,
			36 => -2,
		 	37=> -2,
			38 => -2,
			39 => -2,
			40 => -2,
			41 => -2,
			42 => -2,
			43 => -1,
		);
		$execCodeLines = range(0, 72);
		$result = explode("</div>", $report = $manager->reportCaseHtml($testObjectFile, $coverageData, $execCodeLines));

		foreach ($result as $num => $line) {
			$num++;
			if (array_key_exists($num, $coverageData)) {
				if ($coverageData[$num] == 1) {
					$this->assertTrue(strpos($line, 'covered') !== false, $num.': '.$line." fails");
				}

				if (!array_key_exists($num, $execCodeLines) || $coverageData[$num] == -2) {
					$this->assertTrue(strpos($line, 'ignored') !== false, $num.': '.$line." fails");
				}

				if ($coverageData[$num] == -1) {
					$this->assertTrue(strpos($line, 'uncovered') !== false, $num.': '.$line." fails");
				}
			}
		}
	}
/**
 * testOfHtmlDiffReport method
 * 
 * @access public
 * @return void
 */
	function testOfHtmlDiffReport() {
		$manager =& CodeCoverageManager::getInstance();
		$code = <<<PHP
/**
 * Set class
 * 
 * @package              cake
 * @subpackage           cake.tests.cases.libs
 */
		class Set extends Object {
		/**
		 * Value of the Set object.
		 *
		 * @var array
		 * @access public
		 */
			var \$value = array();
		/**
		 * Constructor. Defaults to an empty array.
		 *
		 * @access public
		 */
			function __construct() {
				if (func_num_args() == 1 && is_array(func_get_arg(0))) {
					\$this->value = func_get_arg(0);
				} else {