/**
* Resets the test environment.
*
* @param BeforeScenarioScope $scope scope passed by event fired before scenario.
* @throws behat_stop_exception If here we are not using the test database it should be because of a coding error
*/
public function before_scenario(BeforeScenarioScope $scope)
{
global $DB, $CFG;
// As many checks as we can.
if (!defined('BEHAT_TEST') || !defined('BEHAT_SITE_RUNNING') || php_sapi_name() != 'cli' || !behat_util::is_test_mode_enabled() || !behat_util::is_test_site()) {
throw new behat_stop_exception('Behat only can modify the test database and the test dataroot!');
}
$moreinfo = 'More info in ' . behat_command::DOCS_URL . '#Running_tests';
$driverexceptionmsg = 'Selenium server is not running, you need to start it to run tests that involve Javascript. ' . $moreinfo;
try {
$session = $this->getSession();
} catch (CurlExec $e) {
// Exception thrown by WebDriver, so only @javascript tests will be caugth; in
// behat_util::check_server_status() we already checked that the server is running.
throw new behat_stop_exception($driverexceptionmsg);
} catch (DriverException $e) {
throw new behat_stop_exception($driverexceptionmsg);
} catch (UnknownError $e) {
// Generic 'I have no idea' Selenium error. Custom exception to provide more feedback about possible solutions.
throw new behat_stop_exception($e->getMessage());
}
$suitename = $scope->getSuite()->getName();
// Register behat selectors for theme, if suite is changed. We do it for every suite change.
if ($suitename !== self::$runningsuite) {
behat_context_helper::set_environment($scope->getEnvironment());
// We need the Mink session to do it and we do it only before the first scenario.
$namedpartialclass = 'behat_partial_named_selector';
$namedexactclass = 'behat_exact_named_selector';
if ($suitename !== 'default') {
// If override selector exist, then set it as default behat selectors class.
$overrideclass = behat_config_util::get_behat_theme_selector_override_classname($suitename, 'named_partial', true);
if (class_exists($overrideclass)) {
$namedpartialclass = $overrideclass;
}
// If override selector exist, then set it as default behat selectors class.
$overrideclass = behat_config_util::get_behat_theme_selector_override_classname($suitename, 'named_exact', true);
if (class_exists($overrideclass)) {
$namedexactclass = $overrideclass;
}
}
$this->getSession()->getSelectorsHandler()->registerSelector('named_partial', new $namedpartialclass());
$this->getSession()->getSelectorsHandler()->registerSelector('named_exact', new $namedexactclass());
}
// Reset mink session between the scenarios.
$session->reset();
// Reset $SESSION.
\core\session\manager::init_empty_session();
behat_util::reset_all_data();
// Assign valid data to admin user (some generator-related code needs a valid user).
$user = $DB->get_record('user', array('username' => 'admin'));
\core\session\manager::set_user($user);
// Reset the browser if specified in config.php.
if (!empty($CFG->behat_restart_browser_after) && $this->running_javascript()) {
$now = time();
if (self::$lastbrowsersessionstart + $CFG->behat_restart_browser_after < $now) {
$session->restart();
self::$lastbrowsersessionstart = $now;
}
}
// Set the theme if not default.
if ($suitename !== "default") {
set_config('theme', $suitename);
self::$runningsuite = $suitename;
}
// Start always in the the homepage.
try {
// Let's be conservative as we never know when new upstream issues will affect us.
$session->visit($this->locate_path('/'));
} catch (UnknownError $e) {
throw new behat_stop_exception($e->getMessage());
}
// Checking that the root path is a Moodle test site.
if (self::is_first_scenario()) {
$notestsiteexception = new behat_stop_exception('The base URL (' . $CFG->wwwroot . ') is not a behat test site, ' . 'ensure you started the built-in web server in the correct directory or your web server is correctly started and set up');
$this->find("xpath", "//head/child::title[normalize-space(.)='" . behat_util::BEHATSITENAME . "']", $notestsiteexception);
self::$initprocessesfinished = true;
}
// Run all test with medium (1024x768) screen size, to avoid responsive problems.
$this->resize_window('medium');
}
