/**
  * Generates a random database prefix, runs the install scripts on the
  * prefixed database and enable the specified modules. After installation
  * many caches are flushed and the internal browser is setup so that the
  * page requests will run on the new prefix. A temporary files directory
  * is created with the same name as the database prefix.
  *
  * @param ...
  *   List of modules to enable for the duration of the test.
  */
 protected function setUp()
 {
     global $db_prefix, $user, $language;
     // Store necessary current values before switching to prefixed database.
     $this->originalLanguage = $language;
     $this->originalLanguageDefault = variable_get('language_default');
     $this->originalPrefix = $db_prefix;
     $this->originalFileDirectory = file_directory_path();
     $clean_url_original = variable_get('clean_url', 0);
     // Generate temporary prefixed database to ensure that tests have a clean starting point.
     $db_prefix = Database::getConnection()->prefixTables('{simpletest' . mt_rand(1000, 1000000) . '}');
     include_once DRUPAL_ROOT . '/includes/install.inc';
     drupal_install_system();
     $this->preloadRegistry();
     // Add the specified modules to the list of modules in the default profile.
     // Install the modules specified by the default profile.
     $core_modules = drupal_get_profile_modules('default', 'en');
     drupal_install_modules($core_modules, TRUE);
     node_type_clear();
     // Install additional modules one at a time in order to make sure that the
     // list of modules is updated between each module's installation.
     $modules = func_get_args();
     foreach ($modules as $module) {
         drupal_install_modules(array($module), TRUE);
     }
     // Because the schema is static cached, we need to flush
     // it between each run. If we don't, then it will contain
     // stale data for the previous run's database prefix and all
     // calls to it will fail.
     drupal_get_schema(NULL, TRUE);
     // Run default profile tasks.
     $task = 'profile';
     default_profile_tasks($task, '');
     // Rebuild caches.
     node_types_rebuild();
     actions_synchronize();
     _drupal_flush_css_js();
     $this->refreshVariables();
     $this->checkPermissions(array(), TRUE);
     // Log in with a clean $user.
     $this->originalUser = $user;
     drupal_save_session(FALSE);
     $user = user_load(1);
     // Restore necessary variables.
     variable_set('install_profile', 'default');
     variable_set('install_task', 'profile-finished');
     variable_set('clean_url', $clean_url_original);
     variable_set('site_mail', '*****@*****.**');
     // Set up English language.
     unset($GLOBALS['conf']['language_default']);
     $language = language_default();
     // Make sure our drupal_mail_wrapper function is called instead of the
     // default mail handler.
     variable_set('smtp_library', drupal_get_path('module', 'simpletest') . '/drupal_web_test_case.php');
     // Use temporary files directory with the same prefix as database.
     variable_set('file_directory_path', $this->originalFileDirectory . '/' . $db_prefix);
     $directory = file_directory_path();
     // Create the files directory.
     file_check_directory($directory, FILE_CREATE_DIRECTORY | FILE_MODIFY_PERMISSIONS);
     set_time_limit($this->timeLimit);
 }
 /**
  * Generates a random database prefix, runs the install scripts on the
  * prefixed database and enable the specified modules. After installation
  * many caches are flushed and the internal browser is setup so that the
  * page requests will run on the new prefix. A temporary files directory
  * is created with the same name as the database prefix.
  *
  * @param ...
  *   List of modules to enable for the duration of the test.
  */
 protected function setUp()
 {
     global $db_prefix, $user, $language;
     // Store necessary current values before switching to prefixed database.
     $this->originalLanguage = $language;
     $this->originalLanguageDefault = variable_get('language_default');
     $this->originalPrefix = $db_prefix;
     $this->originalFileDirectory = file_directory_path();
     $this->originalProfile = drupal_get_profile();
     $clean_url_original = variable_get('clean_url', 0);
     // Generate temporary prefixed database to ensure that tests have a clean starting point.
     $db_prefix_new = Database::getConnection()->prefixTables('{simpletest' . mt_rand(1000, 1000000) . '}');
     db_update('simpletest_test_id')->fields(array('last_prefix' => $db_prefix_new))->condition('test_id', $this->testId)->execute();
     $db_prefix = $db_prefix_new;
     // Create test directory ahead of installation so fatal errors and debug
     // information can be logged during installation process.
     $directory = $this->originalFileDirectory . '/simpletest/' . substr($db_prefix, 10);
     file_prepare_directory($directory, FILE_CREATE_DIRECTORY | FILE_MODIFY_PERMISSIONS);
     // Log fatal errors.
     ini_set('log_errors', 1);
     ini_set('error_log', $directory . '/error.log');
     include_once DRUPAL_ROOT . '/includes/install.inc';
     drupal_install_system();
     $this->preloadRegistry();
     // Include the default profile
     variable_set('install_profile', 'default');
     $profile_details = install_profile_info('default', 'en');
     // Add the specified modules to the list of modules in the default profile.
     // Install the modules specified by the default profile.
     drupal_install_modules($profile_details['dependencies'], TRUE);
     node_type_clear();
     // Install additional modules one at a time in order to make sure that the
     // list of modules is updated between each module's installation.
     $modules = func_get_args();
     foreach ($modules as $module) {
         drupal_install_modules(array($module), TRUE);
     }
     // Because the schema is static cached, we need to flush
     // it between each run. If we don't, then it will contain
     // stale data for the previous run's database prefix and all
     // calls to it will fail.
     drupal_get_schema(NULL, TRUE);
     // Run default profile tasks.
     $install_state = array();
     drupal_install_modules(array('default'), TRUE);
     // Rebuild caches.
     node_types_rebuild();
     actions_synchronize();
     _drupal_flush_css_js();
     $this->refreshVariables();
     $this->checkPermissions(array(), TRUE);
     // Log in with a clean $user.
     $this->originalUser = $user;
     drupal_save_session(FALSE);
     $user = user_load(1);
     // Restore necessary variables.
     variable_set('install_profile', 'default');
     variable_set('install_task', 'done');
     variable_set('clean_url', $clean_url_original);
     variable_set('site_mail', '*****@*****.**');
     // Set up English language.
     unset($GLOBALS['conf']['language_default']);
     $language = language_default();
     // Make sure our drupal_mail_wrapper function is called instead of the
     // default mail handler.
     variable_set('smtp_library', drupal_get_path('module', 'simpletest') . '/drupal_web_test_case.php');
     // Use temporary files directory with the same prefix as the database.
     $public_files_directory = $this->originalFileDirectory . '/' . $db_prefix;
     $private_files_directory = $public_files_directory . '/private';
     // Set path variables
     variable_set('file_public_path', $public_files_directory);
     variable_set('file_private_path', $private_files_directory);
     // Create the directories
     $directory = file_directory_path('public');
     file_prepare_directory($directory, FILE_CREATE_DIRECTORY | FILE_MODIFY_PERMISSIONS);
     file_prepare_directory($private_files_directory, FILE_CREATE_DIRECTORY);
     drupal_set_time_limit($this->timeLimit);
 }