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<?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/>.
/**
* Tests legacy Moodle date/time functions.
*
* @package core
* @copyright 2015 Totara Learning Solutions Ltd {@link http://www.totaralms.com/}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
* @author Petr Skoda <petr.skoda@totaralms.com>
*/
defined('MOODLE_INTERNAL') || die();
/**
* Tests legacy Moodle date/time functions.
*
* @package core
* @copyright 2015 Totara Learning Solutions Ltd {@link http://www.totaralms.com/}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
* @author Petr Skoda <petr.skoda@totaralms.com>
*/
class core_date_legacy_testcase extends advanced_testcase {
public function test_settings() {
global $CFG;
$this->resetAfterTest();
$this->assertNotEmpty($CFG->timezone);
$this->assertSame('99', $CFG->forcetimezone);
$user = $this->getDataGenerator()->create_user();
$this->assertSame('99', $user->timezone);
}
public function test_get_user_timezone() {
global $CFG, $USER;
$this->resetAfterTest();
$user = $this->getDataGenerator()->create_user();
$this->setUser($user);
// All set to something.
$this->setTimezone('Pacific/Auckland', 'Pacific/Auckland');
$USER->timezone = 'Europe/Prague';
$tz = get_user_timezone();
$this->assertSame('Europe/Prague', $tz);
$tz = get_user_timezone(99);
$this->assertSame('Europe/Prague', $tz);
$tz = get_user_timezone('99');
$this->assertSame('Europe/Prague', $tz);
$tz = get_user_timezone('Europe/Berlin');
$this->assertSame('Europe/Berlin', $tz);
// User timezone not set.
$this->setTimezone('Pacific/Auckland', 'Pacific/Auckland');
$USER->timezone = '99';
$tz = get_user_timezone();
$this->assertSame('Pacific/Auckland', $tz);
$tz = get_user_timezone(99);
$this->assertSame('Pacific/Auckland', $tz);
$tz = get_user_timezone('99');
$this->assertSame('Pacific/Auckland', $tz);
$tz = get_user_timezone('Europe/Berlin');
$this->assertSame('Europe/Berlin', $tz);
// Server timezone not set.
$this->setTimezone('99', 'Pacific/Auckland');
$USER->timezone = 'Europe/Prague';
$tz = get_user_timezone();
$this->assertSame('Europe/Prague', $tz);
$tz = get_user_timezone(99);
$this->assertSame('Europe/Prague', $tz);
$tz = get_user_timezone('99');
$this->assertSame('Europe/Prague', $tz);
$tz = get_user_timezone('Europe/Berlin');
$this->assertSame('Europe/Berlin', $tz);
// Server and user timezone not set.
$this->setTimezone('99', 'Pacific/Auckland');
$USER->timezone = '99';
$tz = get_user_timezone();
$this->assertSame(99.0, $tz);
$tz = get_user_timezone(99);
$this->assertSame(99.0, $tz);
$tz = get_user_timezone('99');
$this->assertSame(99.0, $tz);
$tz = get_user_timezone('Europe/Berlin');
$this->assertSame('Europe/Berlin', $tz);
}
public function test_dst_offset_on() {
$time = gmmktime(1, 1, 1, 3, 1, 2015);
$this->assertSame(3600, dst_offset_on($time, 'Pacific/Auckland'));
$this->assertSame(0, dst_offset_on($time, 'Australia/Perth'));
$this->assertSame(1800, dst_offset_on($time, 'Australia/Lord_Howe'));
$this->assertSame(0, dst_offset_on($time, 'Europe/Prague'));
$this->assertSame(0, dst_offset_on($time, 'America/New_York'));
$time = gmmktime(1, 1, 1, 5, 1, 2015);
$this->assertSame(0, dst_offset_on($time, 'Pacific/Auckland'));
$this->assertSame(0, dst_offset_on($time, 'Australia/Perth'));
$this->assertSame(0, dst_offset_on($time, 'Australia/Lord_Howe'));
$this->assertSame(3600, dst_offset_on($time, 'Europe/Prague'));
$this->assertSame(3600, dst_offset_on($time, 'America/New_York'));
}
public function test_make_timestamp() {
global $CFG;
$this->resetAfterTest();
// There are quite a lot of problems, let's pick some less problematic zones for now.
$timezones = array('Europe/Prague', 'Europe/London', 'Australia/Perth', 'Pacific/Auckland', 'America/New_York', '99');
$dates = array(
array(2, 1, 0, 40, 40),
array(4, 3, 0, 30, 22),
array(9, 5, 0, 20, 19),
array(11, 28, 0, 10, 45),
);
$years = array(1999, 2009, 2014, 2018);
$this->setTimezone('Pacific/Auckland', 'Pacific/Auckland');
foreach ($timezones as $tz) {
foreach ($years as $year) {
foreach ($dates as $date) {
$result = make_timestamp($year, $date[0], $date[1], $date[2], $date[3], $date[4], $tz, true);
$expected = new DateTime('now', new DateTimeZone(($tz == 99 ? 'Pacific/Auckland' : $tz)));
$expected->setDate($year, $date[0], $date[1]);
$expected->setTime($date[2], $date[3], $date[4]);
$this->assertSame($expected->getTimestamp(), $result,
'Incorrect result for data ' . $expected->format("D, d M Y H:i:s O") . ' ' . $tz);
}
}
}
$this->setTimezone('99', 'Pacific/Auckland');
foreach ($timezones as $tz) {
foreach ($years as $year) {
foreach ($dates as $date) {
$result = make_timestamp($year, $date[0], $date[1], $date[2], $date[3], $date[4], $tz, true);
$expected = new DateTime('now', new DateTimeZone(($tz == 99 ? 'Pacific/Auckland' : $tz)));
$expected->setDate($year, $date[0], $date[1]);
$expected->setTime($date[2], $date[3], $date[4]);
$this->assertSame($expected->getTimestamp(), $result,
'Incorrect result for data ' . $expected->format("D, d M Y H:i:s O") . ' ' . $tz);
}
}
}
}
public function test_usergetdate() {
global $CFG;
$this->resetAfterTest();
// There are quite a lot of problems, let's pick some less problematic zones for now.
$timezones = array('Europe/Prague', 'Europe/London', 'Australia/Perth', 'Pacific/Auckland', 'America/New_York', '99');
$dates = array(
array(2, 1, 0, 40, 40),
array(4, 3, 0, 30, 22),
array(9, 5, 0, 20, 19),
array(11, 28, 0, 10, 45),
);
$years = array(1999, 2009, 2014, 2018);
$this->setTimezone('Pacific/Auckland', 'Pacific/Auckland');
foreach ($timezones as $tz) {
foreach ($years as $year) {
foreach ($dates as $date) {
$expected = new DateTime('now', new DateTimeZone(($tz == 99 ? 'Pacific/Auckland' : $tz)));
$expected->setDate($year, $date[0], $date[1]);
$expected->setTime($date[2], $date[3], $date[4]);
$result = usergetdate($expected->getTimestamp(), $tz);
unset($result[0]); // Extra introduced by getdate().
$ex = array(
'seconds' => $date[4],
'minutes' => $date[3],
'hours' => $date[2],
'mday' => $date[1],
'wday' => (int)$expected->format('w'),
'mon' => $date[0],
'year' => $year,
'yday' => (int)$expected->format('z'),
'weekday' => $expected->format('l'),
'month' => $expected->format('F'),
);
$this->assertSame($ex, $result,
'Incorrect result for data ' . $expected->format("D, d M Y H:i:s O") . ' ' . $tz);
}
}
}
$this->setTimezone('99', 'Pacific/Auckland');
foreach ($timezones as $tz) {
foreach ($years as $year) {
foreach ($dates as $date) {
$expected = new DateTime('now', new DateTimeZone(($tz == 99 ? 'Pacific/Auckland' : $tz)));
$expected->setDate($year, $date[0], $date[1]);
$expected->setTime($date[2], $date[3], $date[4]);
$result = usergetdate($expected->getTimestamp(), $tz);
unset($result[0]); // Extra introduced by getdate().
$ex = array(
'seconds' => $date[4],
'minutes' => $date[3],
'hours' => $date[2],
'mday' => $date[1],
'wday' => (int)$expected->format('w'),
'mon' => $date[0],
'year' => $year,
'yday' => (int)$expected->format('z'),
'weekday' => $expected->format('l'),
'month' => $expected->format('F'),
);
$this->assertSame($ex, $result,
'Incorrect result for data ' . $expected->format("D, d M Y H:i:s O") . ' ' . $tz);
}
}
}
}
public function test_userdate() {
global $CFG;
$this->resetAfterTest();
$dates = array(
array(2, 1, 0, 40, 40),
array(4, 3, 0, 30, 22),
array(9, 5, 0, 20, 19),
array(11, 28, 0, 10, 45),
);
$years = array(1999, 2009, 2014, 2018);
$users = array();
$users[] = $this->getDataGenerator()->create_user(array('timezone' => 99));
$users[] = $this->getDataGenerator()->create_user(array('timezone' => 'Europe/Prague'));
$users[] = $this->getDataGenerator()->create_user(array('timezone' => 'Pacific/Auckland'));
$users[] = $this->getDataGenerator()->create_user(array('timezone' => 'Australia/Perth'));
$users[] = $this->getDataGenerator()->create_user(array('timezone' => 'America/New_York'));
$format = get_string('strftimedaydatetime', 'langconfig');
$this->setTimezone('Pacific/Auckland', 'Pacific/Auckland');
foreach ($years as $year) {
foreach ($dates as $date) {
$expected = new DateTime('now', new DateTimeZone('UTC'));
$expected->setDate($year, $date[0], $date[1]);
$expected->setTime($date[2], $date[3], $date[4]);
foreach ($users as $user) {
$this->setUser($user);
$expected->setTimezone(new DateTimeZone(($user->timezone == 99 ? 'Pacific/Auckland' : $user->timezone)));
$result = userdate($expected->getTimestamp(), '', 99, false, false);
date_default_timezone_set($expected->getTimezone()->getName());
$ex = strftime($format, $expected->getTimestamp());
date_default_timezone_set($CFG->timezone);
$this->assertSame($ex, $result);
}
}
}
}
public function test_usertime() {
// This is a useless bad hack, it needs to be completely eliminated.
$time = gmmktime(1, 1, 1, 3, 1, 2015);
$this->assertSame($time - (60 * 60 * 1), usertime($time, '1'));
$this->assertSame($time - (60 * 60 * -1), usertime($time, '-1'));
$this->assertSame($time - (60 * 60 * 1), usertime($time, 'Europe/Prague'));
$this->assertSame($time - (60 * 60 * 8), usertime($time, 'Australia/Perth'));
$this->assertSame($time - (60 * 60 * 12), usertime($time, 'Pacific/Auckland'));
$this->assertSame($time - (60 * 60 * -5), usertime($time, 'America/New_York'));
$time = gmmktime(1, 1, 1, 5, 1, 2015);
$this->assertSame($time - (60 * 60 * 1), usertime($time, '1'));
$this->assertSame($time - (60 * 60 * -1), usertime($time, '-1'));
$this->assertSame($time - (60 * 60 * 1), usertime($time, 'Europe/Prague'));
$this->assertSame($time - (60 * 60 * 8), usertime($time, 'Australia/Perth'));
$this->assertSame($time - (60 * 60 * 12), usertime($time, 'Pacific/Auckland'));
$this->assertSame($time - (60 * 60 * -5), usertime($time, 'America/New_York'));
}
public function test_usertimezone() {
global $USER;
$this->resetAfterTest();
$this->setTimezone('Pacific/Auckland', 'Pacific/Auckland');
$USER->timezone = 'Europe/Prague';
$this->assertSame('Europe/Prague', usertimezone());
$USER->timezone = '1';
$this->assertSame('UTC+1', usertimezone());
$USER->timezone = '0';
$this->assertSame('UTC', usertimezone());
$USER->timezone = '99';
$this->assertSame('Pacific/Auckland', usertimezone());
$USER->timezone = '99';
$this->assertSame('Europe/Berlin', usertimezone('Europe/Berlin'));
$USER->timezone = '99';
$this->assertSame('Pacific/Auckland', usertimezone('99'));
$USER->timezone = 'Europe/Prague';
$this->assertSame('Europe/Prague', usertimezone('99'));
// When passed an unknown non-whole hour TZ, verify we round to closest
// hour. (Possible for legacy reasons when old timezones go away).
$USER->timezone = '-9.23';
$this->assertSame('UTC-9', usertimezone('99'));
}
}