moodle/lib/behat/classes/util.php
David Monllao cfcbc34a61 MDL-39478 behat: New constant to detect when the test site is running
Also removing an unused var and method.
2013-05-07 11:12:01 +08:00

274 lines
8.0 KiB
PHP

<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Utils for behat-related stuff
*
* @package core
* @category test
* @copyright 2012 David Monllaó
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
require_once(__DIR__ . '/../lib.php');
require_once(__DIR__ . '/../../testing/classes/util.php');
require_once(__DIR__ . '/behat_command.php');
require_once(__DIR__ . '/behat_config_manager.php');
require_once(__DIR__ . '/../../filelib.php');
/**
* Init/reset utilities for Behat database and dataroot
*
* @package core
* @category test
* @copyright 2013 David Monllaó
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class behat_util extends testing_util {
/**
* @var array Files to skip when resetting dataroot folder
*/
protected static $datarootskiponreset = array('.', '..', 'behat', 'behattestdir.txt');
/**
* @var array Files to skip when dropping dataroot folder
*/
protected static $datarootskipondrop = array('.', '..', 'lock');
/**
* Installs a site using $CFG->dataroot and $CFG->prefix
* @throws coding_exception
* @return void
*/
public static function install_site() {
global $DB;
if (!defined('BEHAT_UTIL')) {
throw new coding_exception('This method can be only used by Behat CLI tool');
}
// New dataroot.
self::reset_dataroot();
$options = array();
$options['adminuser'] = 'admin';
$options['adminpass'] = 'admin';
$options['fullname'] = 'Acceptance test site';
$options['shortname'] = 'Acceptance test site';
install_cli_database($options, false);
// Update admin user info.
$user = $DB->get_record('user', array('username' => 'admin'));
$user->email = 'moodle@moodlemoodle.com';
$user->firstname = 'Admin';
$user->lastname = 'User';
$user->city = 'Perth';
$user->country = 'AU';
$DB->update_record('user', $user);
// Disable email message processor.
$DB->set_field('message_processors', 'enabled', '0', array('name' => 'email'));
// Sets maximum debug level.
set_config('debug', DEBUG_DEVELOPER);
set_config('debugdisplay', true);
// Keeps the current version of database and dataroot.
self::store_versions_hash();
// Stores the database contents for fast reset.
self::store_database_state();
}
/**
* Drops dataroot and remove test database tables
* @throws coding_exception
* @return void
*/
public static function drop_site() {
if (!defined('BEHAT_UTIL')) {
throw new coding_exception('This method can be only used by Behat CLI tool');
}
self::reset_dataroot();
self::drop_dataroot();
self::drop_database(true);
}
/**
* Checks if $CFG->behat_wwwroot is available
*
* @return bool
*/
public static function is_server_running() {
global $CFG;
$request = new curl();
$request->get($CFG->behat_wwwroot);
if ($request->get_errno() === 0) {
return true;
}
return false;
}
/**
* Checks whether the test database and dataroot is ready
* Stops execution if something went wrong
* @throws coding_exception
* @return void
*/
protected static function test_environment_problem() {
global $CFG, $DB;
if (!defined('BEHAT_UTIL')) {
throw new coding_exception('This method can be only used by Behat CLI tool');
}
if (!self::is_test_site()) {
behat_error(1, 'This is not a behat test site!');
}
$tables = $DB->get_tables(false);
if (empty($tables)) {
behat_error(BEHAT_EXITCODE_INSTALL, '');
}
if (!self::is_test_data_updated()) {
behat_error(BEHAT_EXITCODE_REINSTALL, 'The test environment was initialised for a different version');
}
}
/**
* Enables test mode
*
* It uses CFG->behat_dataroot
*
* Starts the test mode checking the composer installation and
* the test environment and updating the available
* features and steps definitions.
*
* Stores a file in dataroot/behat to allow Moodle to switch
* to the test environment when using cli-server (or $CFG->behat_switchcompletely)
* @throws coding_exception
* @return void
*/
public static function start_test_mode() {
global $CFG;
if (!defined('BEHAT_UTIL')) {
throw new coding_exception('This method can be only used by Behat CLI tool');
}
// Checks the behat set up and the PHP version.
if ($errorcode = behat_command::behat_setup_problem(true)) {
exit($errorcode);
}
// Check that test environment is correctly set up.
self::test_environment_problem();
// Updates all the Moodle features and steps definitions.
behat_config_manager::update_config_file();
if (self::is_test_mode_enabled()) {
return;
}
$contents = '$CFG->behat_wwwroot, $CFG->behat_prefix and $CFG->behat_dataroot' .
' are currently used as $CFG->wwwroot, $CFG->prefix and $CFG->dataroot';
$filepath = self::get_test_file_path();
if (!file_put_contents($filepath, $contents)) {
behat_error(BEHAT_EXITCODE_PERMISSIONS, 'File ' . $filepath . ' can not be created');
}
}
/**
* Returns the status of the behat test environment
*
* @return int Error code
*/
public static function get_behat_status() {
if (!defined('BEHAT_UTIL')) {
throw new coding_exception('This method can be only used by Behat CLI tool');
}
// Checks the behat set up and the PHP version, returning an error code if something went wrong.
if ($errorcode = behat_command::behat_setup_problem(true)) {
return $errorcode;
}
// Check that test environment is correctly set up, stops execution.
self::test_environment_problem();
}
/**
* Disables test mode
* @throws coding_exception
* @return void
*/
public static function stop_test_mode() {
if (!defined('BEHAT_UTIL')) {
throw new coding_exception('This method can be only used by Behat CLI tool');
}
$testenvfile = self::get_test_file_path();
if (!self::is_test_mode_enabled()) {
echo "Test environment was already disabled\n";
} else {
if (!unlink($testenvfile)) {
behat_error(BEHAT_EXITCODE_PERMISSIONS, 'Can not delete test environment file');
}
}
}
/**
* Checks whether test environment is enabled or disabled
*
* To check is the current script is running in the test
* environment
*
* @return bool
*/
public static function is_test_mode_enabled() {
$testenvfile = self::get_test_file_path();
if (file_exists($testenvfile)) {
return true;
}
return false;
}
/**
* Returns the path to the file which specifies if test environment is enabled
* @return string
*/
protected final static function get_test_file_path() {
return behat_command::get_behat_dir() . '/test_environment_enabled.txt';
}
}