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<?php
/* SVN FILE: $Id: cake_test_case.php 8004 2009-01-16 20:15:21Z 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. (http://www.cakefoundation.org)
 *
 *  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. (http://www.cakefoundation.org)
 * @link          https://trac.cakephp.org/wiki/Developement/TestSuite CakePHP(tm) Tests
 * @package       cake
 * @subpackage    cake.cake.tests.libs
 * @since         CakePHP(tm) v 1.2.0.4667
 * @version       $Revision: 8004 $
 * @modifiedby    $LastChangedBy: gwoo $
 * @lastmodified  $Date: 2009-01-16 12:15:21 -0800 (Fri, 16 Jan 2009) $
 * @license       http://www.opensource.org/licenses/opengroup.php The Open Group Test Suite License
 */
if (!class_exists('dispatcher')) {
        require CAKE . 'dispatcher.php';
}
require_once CAKE_TESTS_LIB . 'cake_test_model.php';
require_once CAKE_TESTS_LIB . 'cake_test_fixture.php';
App::import('Vendor', 'simpletest' . DS . 'unit_tester');
/**
 * Short description for class.
 *
 * @package       cake
 * @subpackage    cake.cake.tests.lib
 */
class CakeTestDispatcher extends Dispatcher {
        var $controller;
        var $testCase;

        function testCase(&$testCase) {
                $this->testCase =& $testCase;
        }

        function _invoke (&$controller, $params, $missingAction = false) {
                $this->controller =& $controller;

                if (isset($this->testCase) && method_exists($this->testCase, 'startController')) {
                        $this->testCase->startController($this->controller, $params);
                }

                $result = parent::_invoke($this->controller, $params, $missingAction);

                if (isset($this->testCase) && method_exists($this->testCase, 'endController')) {
                        $this->testCase->endController($this->controller, $params);
                }

                return $result;
        }
}
/**
 * Short description for class.
 *
 * @package       cake
 * @subpackage    cake.cake.tests.lib
 */
class CakeTestCase extends UnitTestCase {
/**
 * Methods used internally.
 *
 * @var array
 * @access private
 */
        var $methods = array('start', 'end', 'startcase', 'endcase', 'starttest', 'endtest');
        var $__truncated = true;
        var $__savedGetData = array();
/**
 * By default, all fixtures attached to this class will be truncated and reloaded after each test.
 * Set this to false to handle manually
 *
 * @var array
 * @access public
 */
        var $autoFixtures = true;
/**
 * Set this to false to avoid tables to be dropped if they already exist
 *
 * @var boolean
 * @access public
 */
        var $dropTables = true;
/**
 * Maps fixture class names to fixture identifiers as included in CakeTestCase::$fixtures
 *
 * @var array
 * @access protected
 */
        var $_fixtureClassMap = array();
/**
 * Called when a test case (group of methods) is about to start (to be overriden when needed.)
 *
 * @param string $method        Test method about to get executed.
 *
 * @access protected
 */
        function startCase() {
        }
/**
 * Called when a test case (group of methods) has been executed (to be overriden when needed.)
 *
 * @param string $method        Test method about that was executed.
 *
 * @access protected
 */
        function endCase() {
        }
/**
 * Called when a test case method is about to start (to be overriden when needed.)
 *
 * @param string $method        Test method about to get executed.
 *
 * @access protected
 */
        function startTest($method) {
        }
/**
 * Called when a test case method has been executed (to be overriden when needed.)
 *
 * @param string $method        Test method about that was executed.
 *
 * @access protected
 */
        function endTest($method) {
        }
/**
 * Overrides SimpleTestCase::assert to enable calling of skipIf() from within tests
 */
        function assert(&$expectation, $compare, $message = '%s') {
                if ($this->_should_skip) {
                        return;
                }
                return parent::assert($expectation, $compare, $message);
        }
/**
 * Overrides SimpleTestCase::skipIf to provide a boolean return value
 */
        function skipIf($shouldSkip, $message = '%s') {
                parent::skipIf($shouldSkip, $message);
                return $shouldSkip;
        }
/**
 * Callback issued when a controller's action is about to be invoked through testAction().
 *
 * @param Controller $controller        Controller that's about to be invoked.
 * @param array $params Additional parameters as sent by testAction().
 */
        function startController(&$controller, $params = array()) {
                if (isset($params['fixturize']) && ((is_array($params['fixturize']) && !empty($params['fixturize'])) || $params['fixturize'] === true)) {
                        if (!isset($this->db)) {
                                $this->_initDb();
                        }

                        if ($controller->uses === false) {
                                $list = array($controller->modelClass);
                        } else {
                                $list = is_array($controller->uses) ? $controller->uses : array($controller->uses);
                        }

                        $models = array();
                        ClassRegistry::config(array('ds' => $params['connection']));

                        foreach ($list as $name) {
                                if ((is_array($params['fixturize']) && in_array($name, $params['fixturize'])) || $params['fixturize'] === true) {
                                        if (class_exists($name) || App::import('Model', $name)) {
                                                $object =& ClassRegistry::init($name);
                                                //switch back to specified datasource.
                                                $object->setDataSource($params['connection']);
                                                $db =& ConnectionManager::getDataSource($object->useDbConfig);
                                                $db->cacheSources = false;

                                                $models[$object->alias] = array(
                                                        'table' => $object->table,
                                                        'model' => $object->alias,
                                                        'key' => strtolower($name),
                                                );
                                        }
                                }
                        }
                        ClassRegistry::config(array('ds' => 'test_suite'));

                        if (!empty($models) && isset($this->db)) {
                                $this->_actionFixtures = array();

                                foreach ($models as $model) {
                                        $fixture =& new CakeTestFixture($this->db);

                                        $fixture->name = $model['model'] . 'Test';
                                        $fixture->table = $model['table'];
                                        $fixture->import = array('model' => $model['model'], 'records' => true);
                                        $fixture->init();

                                        $fixture->create($this->db);
                                        $fixture->insert($this->db);
                                        $this->_actionFixtures[] =& $fixture;
                                }

                                foreach ($models as $model) {
                                        $object =& ClassRegistry::getObject($model['key']);
                                        if ($object !== false) {
                                                $object->setDataSource('test_suite');
                                                $object->cacheSources = false;
                                        }
                                }
                        }
                }
        }
/**
 * Callback issued when a controller's action has been invoked through testAction().
 *
 * @param Controller $controller        Controller that has been invoked.
 * * @param array $params       Additional parameters as sent by testAction().
 */
        function endController(&$controller, $params = array()) {
                if (isset($this->db) && isset($this->_actionFixtures) && !empty($this->_actionFixtures)) {
                        foreach ($this->_actionFixtures as $fixture) {
                                $fixture->drop($this->db);
                        }
                }
        }
/**
 * Executes a Cake URL, and can get (depending on the $params['return'] value):
 *
 * 1. 'result': Whatever the action returns (and also specifies $this->params['requested'] for controller)
 * 2. 'view': The rendered view, without the layout
 * 3. 'contents': The rendered view, within the layout.
 * 4. 'vars': the view vars
 *
 * @param string $url   Cake URL to execute (e.g: /articles/view/455)
 * @param array $params Parameters, or simply a string of what to return
 * @return mixed Whatever is returned depending of requested result
 * @access public
 */
        function testAction($url, $params = array()) {
                $default = array(
                        'return' => 'result',
                        'fixturize' => false,
                        'data' => array(),
                        'method' => 'post',
                        'connection' => 'default'
                );

                if (is_string($params)) {
                        $params = array('return' => $params);
                }

                $params = array_merge($default, $params);

                $toSave = array(
                        'case' => null,
                        'group' => null,
                        'app' => null,
                        'output' => null,
                        'show' => null,
                        'plugin' => null
                );
                $this->__savedGetData = (empty($this->__savedGetData))
                                ? array_intersect_key($_GET, $toSave)
                                : $this->__savedGetData;

                $data = (!empty($params['data'])) ? $params['data'] : array();

                if (strtolower($params['method']) == 'get') {
                        $_GET = array_merge($this->__savedGetData, $data);
                        $_POST = array();
                } else {
                        $_POST = array('data' => $data);
                        $_GET = $this->__savedGetData;
                }

                $return = $params['return'];
                $params = array_diff_key($params, array('data' => null, 'method' => null, 'return' => null));

                $dispatcher =& new CakeTestDispatcher();
                $dispatcher->testCase($this);

                if ($return != 'result') {
                        if ($return != 'contents') {
                                $params['layout'] = false;
                        }

                        ob_start();
                        @$dispatcher->dispatch($url, $params);
                        $result = ob_get_clean();

                        if ($return == 'vars') {
                                $view =& ClassRegistry::getObject('view');
                                $viewVars = $view->getVars();

                                $result = array();

                                foreach ($viewVars as $var) {
                                        $result[$var] = $view->getVar($var);
                                }

                                if (!empty($view->pageTitle)) {
                                        $result = array_merge($result, array('title' => $view->pageTitle));
                                }
                        }
                } else {
                        $params['return'] = 1;
                        $params['bare'] = 1;
                        $params['requested'] = 1;

                        $result = @$dispatcher->dispatch($url, $params);
                }

                if (isset($this->_actionFixtures)) {
                        unset($this->_actionFixtures);
                }
                ClassRegistry::flush();

                return $result;
        }
/**
 * Announces the start of a test.
 *
 * @param string $method Test method just started.
 *
 * @access public
 */
        function before($method) {
                parent::before($method);

                if (isset($this->fixtures) && (!is_array($this->fixtures) || empty($this->fixtures))) {
                        unset($this->fixtures);
                }

                // Set up DB connection
                if (isset($this->fixtures) && strtolower($method) == 'start') {
                        $this->_initDb();
                        $this->_loadFixtures();
                }

                // Create records
                if (isset($this->_fixtures) && isset($this->db) && !in_array(strtolower($method), array('start', 'end')) && $this->__truncated && $this->autoFixtures == true) {
                        foreach ($this->_fixtures as $fixture) {
                                $inserts = $fixture->insert($this->db);
                        }
                }

                if (!in_array(strtolower($method), $this->methods)) {
                        $this->startTest($method);
                }
        }
/**
 * Runs as first test to create tables.
 *
 * @access public
 */
        function start() {
                if (isset($this->_fixtures) && isset($this->db)) {
                        Configure::write('Cache.disable', true);
                        $cacheSources = $this->db->cacheSources;
                        $this->db->cacheSources = false;
                        $sources = $this->db->listSources();
                        $this->db->cacheSources = $cacheSources;

                        if (!$this->dropTables) {
                                return;
                        }
                        foreach ($this->_fixtures as $fixture) {
                                if (in_array($fixture->table, $sources)) {
                                        $fixture->drop($this->db);
                                        $fixture->create($this->db);
                                } elseif (!in_array($fixture->table, $sources)) {
                                        $fixture->create($this->db);
                                }
                        }
                }
        }
/**
 * Runs as last test to drop tables.
 *
 * @access public
 */
        function end() {
                if (isset($this->_fixtures) && isset($this->db)) {
                        if ($this->dropTables) {
                                foreach (array_reverse($this->_fixtures) as $fixture) {
                                        $fixture->drop($this->db);
                                }
                        }
                        $this->db->sources(true);
                        Configure::write('Cache.disable', false);
                }

                if (class_exists('ClassRegistry')) {
                        ClassRegistry::flush();
                }
        }
/**
 * Announces the end of a test.
 *
 * @param string $method Test method just finished.
 *
 * @access public
 */
        function after($method) {
                if (isset($this->_fixtures) && isset($this->db) && !in_array(strtolower($method), array('start', 'end'))) {
                        foreach ($this->_fixtures as $fixture) {
                                $fixture->truncate($this->db);
                        }
                        $this->__truncated = true;
                } else {
                        $this->__truncated = false;
                }

                if (!in_array(strtolower($method), $this->methods)) {
                        $this->endTest($method);
                }
                $this->_should_skip = false;

                parent::after($method);
        }
/**
 * Gets a list of test names. Normally that will be all internal methods that start with the
 * name "test". This method should be overridden if you want a different rule.
 *
 * @return array        List of test names.
 *
 * @access public
 */
        function getTests() {
                $methods = array_diff(parent::getTests(), array('testAction', 'testaction'));
                $methods = array_merge(array_merge(array('start', 'startCase'), $methods), array('endCase', 'end'));
                return $methods;
        }
/**
 * Chooses which fixtures to load for a given test
 *
 * @param string $fixture Each parameter is a model name that corresponds to a fixture, i.e. 'Post', 'Author', etc.
 * @access public
 * @see CakeTestCase::$autoFixtures
 */
        function loadFixtures() {
                $args = func_get_args();
                foreach ($args as $class) {
                        if (isset($this->_fixtureClassMap[$class])) {
                                $fixture = $this->_fixtures[$this->_fixtureClassMap[$class]];

                                $fixture->truncate($this->db);
                                $fixture->insert($this->db);
                        } else {
                                trigger_error("Non-existent fixture class {$class} referenced in test", E_USER_WARNING);
                        }
                }
        }
/**
 * Takes an array $expected and generates a regex from it to match the provided $string. Samples for $expected:
 *
 * Checks for an input tag with a name attribute (contains any non-empty value) and an id attribute that contains 'my-input':
 *      array('input' => array('name', 'id' => 'my-input'))
 *
 * Checks for two p elements with some text in them:
 *      array(
 *              array('p' => true),
 *              'textA',
 *              '/p',
 *              array('p' => true),
 *              'textB',
 *              '/p'
 *      )
 *
 * You can also specify a pattern expression as part of the attribute values, or the tag being defined,
 * if you prepend the value with preg: and enclose it with slashes, like so:
 *      array(
 *      array('input' => array('name', 'id' => 'preg:/FieldName\d+/')),
 *      'preg:/My\s+field/'
 *      )
 *
 * Important: This function is very forgiving about whitespace and also accepts any permutation of attribute order.
 * It will also allow whitespaces between specified tags.
 *
 * @param string $string An HTML/XHTML/XML string
 * @param array $expected An array, see above
 * @param string $message SimpleTest failure output string
 * @access public
 */
        function assertTags($string, $expected, $fullDebug = false) {
                $regex = array();
                $normalized = array();
                foreach ((array) $expected as $key => $val) {
                        if (!is_numeric($key)) {
                                $normalized[] = array($key => $val);
                        } else {
                                $normalized[] = $val;
                        }
                }
                $i = 0;
                foreach ($normalized as $tags) {
                        $i++;
                        if (is_string($tags) && $tags{0} == '<') {
                                $tags = array(substr($tags, 1) => array());
                        } elseif (is_string($tags)) {
                                if (preg_match('/^\*?\//', $tags, $match)) {
                                        $prefix = array(null, null);
                                        if ($match[0] == '*/') {
                                                $prefix = array('Anything, ', '.*?');
                                        }
                                        $regex[] = array(
                                                sprintf('%sClose %s tag', $prefix[0], substr($tags, strlen($match[0]))),
                                                sprintf('%s<[\s]*\/[\s]*%s[\s]*>[\n\r]*', $prefix[1], substr($tags,  strlen($match[0]))),
                                                $i,
                                        );
                                        continue;
                                }
                                if (!empty($tags) && preg_match('/^preg\:\/(.+)\/$/i', $tags, $matches)) {
                                        $tags = $matches[1];
                                        $type = 'Regex matches';
                                } else {
                                        $tags = preg_quote($tags, '/');
                                        $type = 'Text equals';
                                }
                                $regex[] = array(
                                        sprintf('%s "%s"', $type, $tags),
                                        $tags,
                                        $i,
                                );
                                continue;
                        }
                        foreach ($tags as $tag => $attributes) {
                                $regex[] = array(
                                        sprintf('Open %s tag', $tag),
                                        sprintf('[\s]*<%s', preg_quote($tag, '/')),
                                        $i,
                                );
                                if ($attributes === true) {
                                        $attributes = array();
                                }
                                $attrs = array();
                                $explanations = array();
                                foreach ($attributes as $attr => $val) {
                                        if (is_numeric($attr) && preg_match('/^preg\:\/(.+)\/$/i', $val, $matches)) {
                                                $attrs[] = $matches[1];
                                                $explanations[] = sprintf('Regex "%s" matches', $matches[1]);
                                                continue;
                                        } else {
                                                $quotes = '"';
                                                if (is_numeric($attr)) {
                                                        $attr = $val;
                                                        $val = '.+?';
                                                        $explanations[] = sprintf('Attribute "%s" present', $attr);
                                                } else if (!empty($val) && preg_match('/^preg\:\/(.+)\/$/i', $val, $matches)) {
                                                        $quotes = '"?';
                                                        $val = $matches[1];
                                                        $explanations[] = sprintf('Attribute "%s" matches "%s"', $attr, $val);
                                                } else {
                                                        $explanations[] = sprintf('Attribute "%s" == "%s"', $attr, $val);
                                                        $val = preg_quote($val, '/');
                                                }
                                                $attrs[] = '[\s]+'.preg_quote($attr, '/').'='.$quotes.$val.$quotes;
                                        }
                                }
                                if ($attrs) {
                                        $permutations = $this->__array_permute($attrs);
                                        $permutationTokens = array();
                                        foreach ($permutations as $permutation) {
                                                $permutationTokens[] = join('', $permutation);
                                        }
                                        $regex[] = array(
                                                sprintf('%s', join(', ', $explanations)),
                                                $permutationTokens,
                                                $i,
                                        );
                                }
                                $regex[] = array(
                                        sprintf('End %s tag', $tag),
                                        '[\s]*\/?[\s]*>[\n\r]*',
                                        $i,
                                );
                        }
                }
                foreach ($regex as $i => $assertation) {
                        list($description, $expressions, $itemNum) = $assertation;
                        $matches = false;
                        foreach ((array)$expressions as $expression) {
                                if (preg_match(sprintf('/^%s/s', $expression), $string, $match)) {
                                        $matches = true;
                                        $string = substr($string, strlen($match[0]));
                                        break;
                                }
                        }
                        if (!$matches) {
                                $this->assert(new TrueExpectation(), false, sprintf('Item #%d / regex #%d failed: %s', $itemNum, $i, $description));
                                if ($fullDebug) {
                                        debug($string, true);
                                        debug($regex, true);
                                }
                                return false;
                        }
                }
                return $this->assert(new TrueExpectation(), true, '%s');
        }
/**
 * Generates all permutation of an array $items and returns them in a new array.
 *
 * @param array $items An array of items
 * @return array
 * @access public
 */
        function __array_permute($items, $perms = array()) {
                static $permuted;
                if (empty($perms)) {
                        $permuted = array();
                }

                if (empty($items)) {
                        $permuted[] = $perms;
                } else {
                        $numItems = count($items) - 1;
                        for ($i = $numItems; $i >= 0; --$i) {
                                $newItems = $items;
                                $newPerms = $perms;
                                list($tmp) = array_splice($newItems, $i, 1);
                                array_unshift($newPerms, $tmp);
                                $this->__array_permute($newItems, $newPerms);
                        }
                        return $permuted;
                }
        }
/**
 * Initialize DB connection.
 *
 * @access protected
 */
        function _initDb() {
                $testDbAvailable = in_array('test', array_keys(ConnectionManager::enumConnectionObjects()));

                $_prefix = null;

                if ($testDbAvailable) {
                        // Try for test DB
                        restore_error_handler();
                        @$db =& ConnectionManager::getDataSource('test');
                        set_error_handler('simpleTestErrorHandler');
                        $testDbAvailable = $db->isConnected();
                }

                // Try for default DB
                if (!$testDbAvailable) {
                        $db =& ConnectionManager::getDataSource('default');
                        $_prefix = $db->config['prefix'];
                        $db->config['prefix'] = 'test_suite_';
                }

                ConnectionManager::create('test_suite', $db->config);
                $db->config['prefix'] = $_prefix;

                // Get db connection
                $this->db =& ConnectionManager::getDataSource('test_suite');
                $this->db->cacheSources  = false;

                ClassRegistry::config(array('ds' => 'test_suite'));
        }
/**
 * Load fixtures specified in var $fixtures.
 *
 * @access private
 */
        function _loadFixtures() {
                if (!isset($this->fixtures) || empty($this->fixtures)) {
                        return;
                }

                if (!is_array($this->fixtures)) {
                        $this->fixtures = array_map('trim', explode(',', $this->fixtures));
                }

                $this->_fixtures = array();

                foreach ($this->fixtures as $index => $fixture) {
                        $fixtureFile = null;

                        if (strpos($fixture, 'core.') === 0) {
                                $fixture = substr($fixture, strlen('core.'));
                                foreach (Configure::corePaths('cake') as $key => $path) {
                                        $fixturePaths[] = $path . 'tests' . DS . 'fixtures';
                                }
                        } elseif (strpos($fixture, 'app.') === 0) {
                                $fixture = substr($fixture, strlen('app.'));
                                $fixturePaths = array(
                                        TESTS . 'fixtures',
                                        VENDORS . 'tests' . DS . 'fixtures'
                                );
                        } elseif (strpos($fixture, 'plugin.') === 0) {
                                $parts = explode('.', $fixture, 3);
                                $pluginName = $parts[1];
                                $fixture = $parts[2];
                                $fixturePaths = array(
                                        APP . 'plugins' . DS . $pluginName . DS . 'tests' . DS . 'fixtures',
                                        TESTS . 'fixtures',
                                        VENDORS . 'tests' . DS . 'fixtures'
                                );
                                $pluginPaths = Configure::read('pluginPaths');
                                foreach ($pluginPaths as $path) {
                                        if (file_exists($path . $pluginName . DS . 'tests' . DS. 'fixtures')) {
                                                $fixturePaths[0] = $path . $pluginName . DS . 'tests' . DS. 'fixtures';
                                                break;
                                        }
                                }
                        } else {
                                $fixturePaths = array(
                                        TESTS . 'fixtures',
                                        VENDORS . 'tests' . DS . 'fixtures',
                                        TEST_CAKE_CORE_INCLUDE_PATH . DS . 'cake' . DS . 'tests' . DS . 'fixtures'
                                );
                        }

                        foreach ($fixturePaths as $path) {
                                if (is_readable($path . DS . $fixture . '_fixture.php')) {
                                        $fixtureFile = $path . DS . $fixture . '_fixture.php';
                                        break;
                                }
                        }

                        if (isset($fixtureFile)) {
                                require_once($fixtureFile);
                                $fixtureClass = Inflector::camelize($fixture) . 'Fixture';
                                $this->_fixtures[$this->fixtures[$index]] =& new $fixtureClass($this->db);
                                $this->_fixtureClassMap[Inflector::camelize($fixture)] = $this->fixtures[$index];
                        }
                }

                if (empty($this->_fixtures)) {
                        unset($this->_fixtures);
                }
        }
}
?>