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cake_test_case.php

<?php
/* SVN FILE: $Id: cake_test_case.php 5811 2007-10-20 06:39:14Z phpnut $ */
/**
 * Short description for file.
 *
 * Long description for file
 *
 * PHP versions 4 and 5
 *
 * CakePHP(tm) Tests <https://trac.cakephp.org/wiki/Developement/TestSuite>
 * Copyright 2005-2007, 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 2005-2007, Cake Software Foundation, Inc.
 * @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: 5811 $
 * @modifiedby          $LastChangedBy: phpnut $
 * @lastmodified  $Date: 2007-10-20 01:39:14 -0500 (Sat, 20 Oct 2007) $
 * @license             http://www.opensource.org/licenses/opengroup.php The Open Group Test Suite License
 */
require_once CAKE . 'tests' . DS . 'lib' . DS . 'cake_test_model.php';
require_once CAKE . 'tests' . DS . 'lib' . DS . 'cake_test_fixture.php';
vendor('simpletest'.DS.'unit_tester');
/**
 * Short description for class.
 *
 * @package    cake
 * @subpackage cake.cake.tests.lib
 */
00038 class CakeTestDispatcher extends Dispatcher {
      var $controller;
      var $testCase;

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

00046       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
 */
00068 class CakeTestCase extends UnitTestCase {
/**
 * Methods used internally.
 *
 * @var array
 * @access private
 */
      var $methods = array('start', 'end', 'startcase', 'endcase', 'starttest', 'endtest');
/**
 * 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
 */
00083       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
 */
00092       function endCase() {
      }
/**
 * Called when a test case method is about to start (to be overriden when needed.)
 *
 * @param string $method      Test method about to get executed.
 *
 * @access protected
 */
00101       function startTest($method) {
      }
/**
 * Called when a test case method has been executed (to be overriden when needed.)
 *
 * @param string $method      Test method about that was executed.
 *
 * @access protected
 */
00110       function endTest($method) {
      }

/**
 * 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 $params Additional parameters as sent by testAction().
 */
00119       function startController(&$controller, $params = array()) {
            if (isset($params['fixturize']) && ((is_array($params['fixturize']) && !empty($params['fixturize'])) || $params['fixturize'] === true)) {
                  if (!isset($this->db)) {
                        $this->_initDb();
                  }

                  $classRegistry =& ClassRegistry::getInstance();
                  $models = array();

                  foreach ($classRegistry->__map as $key => $name) {
                        $object =& $classRegistry->getObject(Inflector::camelize($key));
                        if (is_subclass_of($object, 'Model') && ((is_array($params['fixturize']) && in_array($object->name, $params['fixturize'])) || $params['fixturize'] === true)) {
                              $models[$object->name] = array (
                                    'table' => $object->table,
                                    'model' => $object->name,
                                    'key' => Inflector::camelize($key)
                              );
                        }
                  }

                  if (!empty($models) && isset($this->db)) {
                        $this->_queries = array(
                              'create' => array(),
                              'insert' => array(),
                              'drop' => 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();

                              $createFixture = $fixture->create();
                              $insertsFixture = $fixture->insert();
                              $dropFixture = $fixture->drop();

                              if (!empty($createFixture)) {
                                    $this->_queries['create'] = am($this->_queries['create'], array($createFixture));
                              }
                              if (!empty($insertsFixture)) {
                                    $this->_queries['insert'] = am($this->_queries['insert'], $insertsFixture);
                              }
                              if (!empty($dropFixture)) {
                                    $this->_queries['drop'] = am($this->_queries['drop'], array($dropFixture));
                              }
                        }

                        foreach ($this->_queries['create'] as $query) {
                              if (isset($query) && $query !== false) {
                                    $this->db->_execute($query);
                              }
                        }

                        foreach ($this->_queries['insert'] as $query) {
                              if (isset($query) && $query !== false) {
                                    $this->db->_execute($query);
                              }
                        }

                        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 $params     Additional parameters as sent by testAction().
 */
00198       function endController(&$controller, $params = array()) {
            if (isset($this->db) && isset($this->_queries) && !empty($this->_queries) && !empty($this->_queries['drop'])) {
                  foreach ($this->_queries['drop'] as $query) {
                        if (isset($query) && $query !== false) {
                              $this->db->_execute($query);
                        }
                  }
            }
      }
/**
 * Executes a Cake URL, optionally getting the view rendering or what is returned
 * when params['requested'] is set.
 *
 * @param string $url   Cake URL to execute (e.g: /articles/view/455)
 * @param array $params Parameters
 *
 * @return mixed  What is returned from action (if $requested is true), or view rendered html
 *
 * @access protected
 */
00218       function testAction($url, $params = array()) {
            $default = array(
                  'return' => 'result',
                  'fixturize' => false,
                  'data' => array(),
                  'method' => 'post'
            );

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

            if (!empty($params['data'])) {
                  $data = array('data' => $params['data']);

                  if (low($params['method']) == 'get') {
                        $_GET = $data;
                  } else {
                        $_POST = $data;
                  }
            }

            $return = $params['return'];

            unset($params['data']);
            unset($params['method']);
            unset($params['return']);

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

            if (low($return) != 'result') {
                  $params['return'] = 0;

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

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

                        $result = array();

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

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

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

            $classRegistry =& ClassRegistry::getInstance();
            $keys = array_keys($classRegistry->__objects);
            foreach ($keys as $key) {
                  $key = Inflector::camelize($key);
                  $classRegistry->removeObject($key);
            }
            $classRegistry->__map = array();

            if (isset($this->_queries)) {
                  unset($this->_queries);
            }

            return $result;
      }
/**
 * Announces the start of a test.
 *
 * @param string $method Test method just started.
 *
 * @access public
 */
00297       function before($method) {
            parent::before($method);

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

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

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

                        if (isset($inserts) && !empty($inserts)) {
                              foreach ($inserts as $query) {
                                    if (isset($query) && $query !== false) {
                                          $this->db->_execute($query);
                                    }
                              }
                        }
                  }
            }

            if (!in_array(low($method), $this->methods)) {
                  $this->startTest($method);
            }
      }
/**
 * Runs as first test to create tables.
 *
 * @access public
 */
00334       function start() {
            if (isset($this->_fixtures) && isset($this->db)) {
                  foreach ($this->_fixtures as $fixture) {
                        $query = $fixture->create();
                        if (isset($query) && $query !== false) {
                              $this->db->_execute($query);
                        }
                  }
            }
      }
/**
 * Runs as last test to drop tables.
 *
 * @access public
 */
00349       function end() {
            if (isset($this->_fixtures) && isset($this->db)) {
                  foreach (array_reverse($this->_fixtures) as $fixture) {
                        $query = $fixture->drop();
                        if (isset($query) && $query !== false) {
                              $this->db->_execute($query);
                        }
                  }
            }
      }
/**
 * Announces the end of a test.
 *
 * @param string $method Test method just finished.
 *
 * @access public
 */
00366       function after($method) {
            if (isset($this->_fixtures) && isset($this->db) && !in_array(low($method), array('start', 'end'))) {
                  foreach ($this->_fixtures as $fixture) {
                        $query = $fixture->truncate();
                        if (isset($query) && $query !== false) {
                              $this->db->_execute($query);
                        }
                  }
            }

            if (!in_array(low($method), $this->methods)) {
                  $this->endTest($method);
            }

            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
 */
00390       function getTests() {
            $methods = array_diff(parent::getTests(), array('testAction', 'testaction'));
            $methods = am(am(array('start', 'startCase'), $methods), array('endCase', 'end'));
            return $methods;
      }
/**
 * Initialize DB connection.
 *
 */
00399       function _initDb() {
            $testDbAvailable = false;

            if (class_exists('DATABASE_CONFIG')) {
                  $dbConfig =& new DATABASE_CONFIG();
                  $testDbAvailable = isset($dbConfig->test);
            }

            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');
            }

            $db->config['prefix'] = 'test_suite_';

            ConnectionManager::create('test_suite', $db->config);
            // Get db connection
            $this->db =& ConnectionManager::getDataSource('test_suite');
            $this->db->cacheSources  = false;
            $this->db->fullDebug = false;
      }
/**
 * Load fixtures specified in var $fixtures.
 *
 * @access private
 */
00434       function _loadFixtures() {
            if (!isset($this->fixtures) || empty($this->fixtures)) {
                  return;
            }

            if (!is_array($this->fixtures)) {
                  $this->fixtures = array( $this->fixtures );
            }

            $this->_fixtures = array();

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

                  if (strpos($fixture, 'core.') === 0) {
                        $fixture = substr($fixture, strlen('core.'));
                        $fixturePaths = array(
                              CAKE_CORE_INCLUDE_PATH . DS . 'cake' . DS . 'tests' . DS . 'fixtures'
                        );
                  } elseif (strpos($fixture, 'app.') === 0) {
                        $fixture = substr($fixture, strlen('app.'));
                        $fixturePaths = array(
                              TESTS . DS . 'fixtures',
                              VENDORS . 'tests' . DS . 'fixtures'
                        );
                  } else {
                        $fixturePaths = array(
                              TESTS . 'fixtures',
                              VENDORS . 'tests' . DS . 'fixtures',
                              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);
                  }
            }

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

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