File: /home/iestorre/moodleAW/moodle08/backup/util/helper/tests/cronhelper_test.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/>.
/**
* Unit tests for backups cron helper.
*
* @package core_backup
* @category phpunit
* @copyright 2012 Frédéric Massart <fred@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
global $CFG;
require_once($CFG->dirroot . '/backup/util/helper/backup_cron_helper.class.php');
/**
* Unit tests for backup cron helper
*/
class backup_cron_helper_testcase extends advanced_testcase {
/**
* Test {@link backup_cron_automated_helper::calculate_next_automated_backup}.
*/
public function test_next_automated_backup() {
$this->resetAfterTest();
set_config('backup_auto_active', '1', 'backup');
// Notes
// - backup_auto_weekdays starts on Sunday
// - Tests cannot be done in the past
// - Only the DST on the server side is handled.
// Every Tue and Fri at 11pm.
set_config('backup_auto_weekdays', '0010010', 'backup');
set_config('backup_auto_hour', '23', 'backup');
set_config('backup_auto_minute', '0', 'backup');
$timezone = 99;
$now = strtotime('next Monday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('2-23:00', date('w-H:i', $next));
$now = strtotime('next Tuesday 18:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('2-23:00', date('w-H:i', $next));
$now = strtotime('next Wednesday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('5-23:00', date('w-H:i', $next));
$now = strtotime('next Thursday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('5-23:00', date('w-H:i', $next));
$now = strtotime('next Friday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('5-23:00', date('w-H:i', $next));
$now = strtotime('next Saturday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('2-23:00', date('w-H:i', $next));
$now = strtotime('next Sunday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('2-23:00', date('w-H:i', $next));
// Every Sun and Sat at 12pm.
set_config('backup_auto_weekdays', '1000001', 'backup');
set_config('backup_auto_hour', '0', 'backup');
set_config('backup_auto_minute', '0', 'backup');
$timezone = 99;
$now = strtotime('next Monday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('6-00:00', date('w-H:i', $next));
$now = strtotime('next Tuesday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('6-00:00', date('w-H:i', $next));
$now = strtotime('next Wednesday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('6-00:00', date('w-H:i', $next));
$now = strtotime('next Thursday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('6-00:00', date('w-H:i', $next));
$now = strtotime('next Friday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('6-00:00', date('w-H:i', $next));
$now = strtotime('next Saturday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('0-00:00', date('w-H:i', $next));
$now = strtotime('next Sunday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('6-00:00', date('w-H:i', $next));
// Every Sun at 4am.
set_config('backup_auto_weekdays', '1000000', 'backup');
set_config('backup_auto_hour', '4', 'backup');
set_config('backup_auto_minute', '0', 'backup');
$timezone = 99;
$now = strtotime('next Monday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('0-04:00', date('w-H:i', $next));
$now = strtotime('next Tuesday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('0-04:00', date('w-H:i', $next));
$now = strtotime('next Wednesday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('0-04:00', date('w-H:i', $next));
$now = strtotime('next Thursday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('0-04:00', date('w-H:i', $next));
$now = strtotime('next Friday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('0-04:00', date('w-H:i', $next));
$now = strtotime('next Saturday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('0-04:00', date('w-H:i', $next));
$now = strtotime('next Sunday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('0-04:00', date('w-H:i', $next));
// Every day but Wed at 8:30pm.
set_config('backup_auto_weekdays', '1110111', 'backup');
set_config('backup_auto_hour', '20', 'backup');
set_config('backup_auto_minute', '30', 'backup');
$timezone = 99;
$now = strtotime('next Monday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('1-20:30', date('w-H:i', $next));
$now = strtotime('next Tuesday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('2-20:30', date('w-H:i', $next));
$now = strtotime('next Wednesday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('4-20:30', date('w-H:i', $next));
$now = strtotime('next Thursday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('4-20:30', date('w-H:i', $next));
$now = strtotime('next Friday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('5-20:30', date('w-H:i', $next));
$now = strtotime('next Saturday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('6-20:30', date('w-H:i', $next));
$now = strtotime('next Sunday 17:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('0-20:30', date('w-H:i', $next));
// Sun, Tue, Thu, Sat at 12pm.
set_config('backup_auto_weekdays', '1010101', 'backup');
set_config('backup_auto_hour', '0', 'backup');
set_config('backup_auto_minute', '0', 'backup');
$timezone = 99;
$now = strtotime('next Monday 13:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('2-00:00', date('w-H:i', $next));
$now = strtotime('next Tuesday 13:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('4-00:00', date('w-H:i', $next));
$now = strtotime('next Wednesday 13:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('4-00:00', date('w-H:i', $next));
$now = strtotime('next Thursday 13:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('6-00:00', date('w-H:i', $next));
$now = strtotime('next Friday 13:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('6-00:00', date('w-H:i', $next));
$now = strtotime('next Saturday 13:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('0-00:00', date('w-H:i', $next));
$now = strtotime('next Sunday 13:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('2-00:00', date('w-H:i', $next));
// None.
set_config('backup_auto_weekdays', '0000000', 'backup');
set_config('backup_auto_hour', '15', 'backup');
set_config('backup_auto_minute', '30', 'backup');
$timezone = 99;
$now = strtotime('next Sunday 13:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals('0', $next);
// Playing with timezones.
set_config('backup_auto_weekdays', '1111111', 'backup');
set_config('backup_auto_hour', '20', 'backup');
set_config('backup_auto_minute', '00', 'backup');
$timezone = 99;
date_default_timezone_set('Australia/Perth');
$now = strtotime('18:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals(date('w-20:00'), date('w-H:i', $next));
$timezone = 99;
date_default_timezone_set('Europe/Brussels');
$now = strtotime('18:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals(date('w-20:00'), date('w-H:i', $next));
$timezone = 99;
date_default_timezone_set('America/New_York');
$now = strtotime('18:00:00');
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals(date('w-20:00'), date('w-H:i', $next));
// Viva Australia! (UTC+8).
date_default_timezone_set('Australia/Perth');
$now = strtotime('18:00:00');
$timezone = -10.0; // 12am for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals(date('w-14:00', strtotime('tomorrow')), date('w-H:i', $next));
$timezone = -5.0; // 5am for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals(date('w-09:00', strtotime('tomorrow')), date('w-H:i', $next));
$timezone = 0.0; // 10am for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals(date('w-04:00', strtotime('tomorrow')), date('w-H:i', $next));
$timezone = 3.0; // 1pm for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals(date('w-01:00', strtotime('tomorrow')), date('w-H:i', $next));
$timezone = 8.0; // 6pm for the user (same than the server).
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals(date('w-20:00'), date('w-H:i', $next));
$timezone = 9.0; // 7pm for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals(date('w-19:00'), date('w-H:i', $next));
$timezone = 13.0; // 12am for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$this->assertEquals(date('w-15:00', strtotime('tomorrow')), date('w-H:i', $next));
// Let's have a Belgian beer! (UTC+1 / UTC+2 DST).
// Warning: Some of these tests will fail if executed "around"
// 'Europe/Brussels' DST changes (last Sunday in March and
// last Sunday in October right now - 2012). Once Moodle
// moves to PHP TZ support this could be fixed properly.
date_default_timezone_set('Europe/Brussels');
$now = strtotime('18:00:00');
$dst = date('I', $now);
$timezone = -10.0; // 7am for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? date('w-07:00', strtotime('tomorrow')) : date('w-08:00', strtotime('tomorrow'));
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = -5.0; // 12pm for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? date('w-02:00', strtotime('tomorrow')) : date('w-03:00', strtotime('tomorrow'));
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = 0.0; // 5pm for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? date('w-21:00') : date('w-22:00');
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = 3.0; // 8pm for the user (note the expected time is today while in DST).
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? date('w-18:00', strtotime('tomorrow')) : date('w-19:00');
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = 8.0; // 1am for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? date('w-13:00', strtotime('tomorrow')) : date('w-14:00', strtotime('tomorrow'));
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = 9.0; // 2am for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? date('w-12:00', strtotime('tomorrow')) : date('w-13:00', strtotime('tomorrow'));
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = 13.0; // 6am for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? date('w-08:00', strtotime('tomorrow')) : date('w-09:00', strtotime('tomorrow'));
$this->assertEquals($expected, date('w-H:i', $next));
// The big apple! (UTC-5 / UTC-4 DST).
// Warning: Some of these tests will fail if executed "around"
// 'America/New_York' DST changes (2nd Sunday in March and
// 1st Sunday in November right now - 2012). Once Moodle
// moves to PHP TZ support this could be fixed properly.
date_default_timezone_set('America/New_York');
$now = strtotime('18:00:00');
$dst = date('I', $now);
$timezone = -10.0; // 1pm for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? date('w-01:00', strtotime('tomorrow')) : date('w-02:00', strtotime('tomorrow'));
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = -5.0; // 6pm for the user (server time).
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? date('w-20:00') : date('w-21:00');
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = 0.0; // 11pm for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? date('w-15:00', strtotime('tomorrow')) : date('w-16:00', strtotime('tomorrow'));
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = 3.0; // 2am for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? date('w-12:00', strtotime('tomorrow')) : date('w-13:00', strtotime('tomorrow'));
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = 8.0; // 7am for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? date('w-07:00', strtotime('tomorrow')) : date('w-08:00', strtotime('tomorrow'));
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = 9.0; // 8am for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? date('w-06:00', strtotime('tomorrow')) : date('w-07:00', strtotime('tomorrow'));
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = 13.0; // 6am for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? date('w-02:00', strtotime('tomorrow')) : date('w-03:00', strtotime('tomorrow'));
$this->assertEquals($expected, date('w-H:i', $next));
// Some more timezone tests
set_config('backup_auto_weekdays', '0100001', 'backup');
set_config('backup_auto_hour', '20', 'backup');
set_config('backup_auto_minute', '00', 'backup');
// Note: These tests should not fail because they are "unnafected"
// by DST changes, as far as execution always happens on Monday and
// Saturday and those week days are not, right now, the ones rulez
// to peform the DST changes (Sunday is). This may change if rules
// are modified in the future.
date_default_timezone_set('Europe/Brussels');
$now = strtotime('next Monday 18:00:00');
$dst = date('I', $now);
$timezone = -12.0; // 1pm for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? '2-09:00' : '2-10:00';
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = -4.0; // 1pm for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? '2-01:00' : '2-02:00';
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = 0.0; // 5pm for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? '1-21:00' : '1-22:00';
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = 2.0; // 7pm for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? '1-19:00' : '1-20:00';
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = 4.0; // 9pm for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? '6-17:00' : '6-18:00';
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = 12.0; // 6am for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? '6-09:00' : '6-10:00';
$this->assertEquals($expected, date('w-H:i', $next));
// Some more timezone tests
set_config('backup_auto_weekdays', '0100001', 'backup');
set_config('backup_auto_hour', '02', 'backup');
set_config('backup_auto_minute', '00', 'backup');
// Note: These tests should not fail because they are "unnafected"
// by DST changes, as far as execution always happens on Monday and
// Saturday and those week days are not, right now, the ones rulez
// to peform the DST changes (Sunday is). This may change if rules
// are modified in the future.
date_default_timezone_set('America/New_York');
$now = strtotime('next Monday 04:00:00');
$dst = date('I', $now);
$timezone = -12.0; // 8pm for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? '1-09:00' : '1-10:00';
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = -4.0; // 4am for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? '6-01:00' : '6-02:00';
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = 0.0; // 8am for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? '5-21:00' : '5-22:00';
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = 2.0; // 10am for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? '5-19:00' : '5-20:00';
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = 4.0; // 12pm for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? '5-17:00' : '5-18:00';
$this->assertEquals($expected, date('w-H:i', $next));
$timezone = 12.0; // 8pm for the user.
$next = backup_cron_automated_helper::calculate_next_automated_backup($timezone, $now);
$expected = !$dst ? '5-09:00' : '5-10:00';
$this->assertEquals($expected, date('w-H:i', $next));
}
}