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Name	Size	Permission
analytics	[ DIR ]	drwxr-xr-x
behat	[ DIR ]	drwxr-xr-x
content	[ DIR ]	drwxr-xr-x
event	[ DIR ]	drwxr-xr-x
external	[ DIR ]	drwxr-xr-x
fixtures	[ DIR ]	drwxr-xr-x
other	[ DIR ]	drwxr-xr-x
output	[ DIR ]	drwxr-xr-x
performance	[ DIR ]	drwxr-xr-x
plugininfo	[ DIR ]	drwxr-xr-x
accesslib_has_capability_test....	29.73 KB	-rw-rw-r--
accesslib_test.php	219.29 KB	-rw-rw-r--
adhoc_task_test.php	18.44 KB	-rw-rw-r--
adminlib_test.php	4.38 KB	-rw-rw-r--
admintree_test.php	17.32 KB	-rw-r--r--
ajaxlib_test.php	4.36 KB	-rw-rw-r--
analysers_test.php	12.95 KB	-rw-r--r--
antivirus_test.php	8.69 KB	-rw-rw-r--
authlib_test.php	19.91 KB	-rw-r--r--
blocklib_test.php	35.27 KB	-rw-rw-r--
calendar_cron_task_test.php	2.69 KB	-rw-rw-r--
check_test.php	1.97 KB	-rw-r--r--
client_test.php	4.34 KB	-rw-r--r--
collator_test.php	11.99 KB	-rw-r--r--
completion_daily_task_test.php	5.24 KB	-rw-r--r--
completionlib_test.php	62.1 KB	-rw-rw-r--
component_test.php	40.17 KB	-rw-rw-r--
componentlib_test.php	6.64 KB	-rw-r--r--
configonlylib_test.php	6.15 KB	-rw-r--r--
content_test.php	4.77 KB	-rw-r--r--
core_media_player_native_test....	6.54 KB	-rw-r--r--
core_renderer_template_exploit...	17.28 KB	-rw-r--r--
coverage.php	1.93 KB	-rw-rw-r--
cronlib_test.php	6.89 KB	-rw-r--r--
csslib_test.php	1.79 KB	-rw-r--r--
csvclass_test.php	5.57 KB	-rw-r--r--
curl_security_helper_test.php	14.71 KB	-rw-r--r--
customcontext_test.php	3.79 KB	-rw-r--r--
dataformat_test.php	3.74 KB	-rw-r--r--
datalib_test.php	47.8 KB	-rw-r--r--
datalib_update_with_unique_ind...	6.31 KB	-rw-r--r--
date_legacy_test.php	13.9 KB	-rw-r--r--
date_test.php	24.48 KB	-rw-rw-r--
editorlib_test.php	2.01 KB	-rw-r--r--
encryption_test.php	8.68 KB	-rw-r--r--
environment_test.php	8.54 KB	-rw-r--r--
event_context_locked_test.php	4.11 KB	-rw-r--r--
event_course_module_instance_l...	2.7 KB	-rw-r--r--
event_course_module_viewed.php	3.33 KB	-rw-r--r--
event_deprecated_test.php	1.49 KB	-rw-r--r--
event_grade_deleted_test.php	3.25 KB	-rw-r--r--
event_profile_field_test.php	12.44 KB	-rw-r--r--
event_unknown_logged_test.php	1.92 KB	-rw-r--r--
event_user_graded_test.php	10.07 KB	-rw-r--r--
event_user_password_updated_te...	2.89 KB	-rw-r--r--
exporter_test.php	11.02 KB	-rw-r--r--
externallib_test.php	29.7 KB	-rw-r--r--
filelib_test.php	70.92 KB	-rw-rw-r--
filestorage_zip_archive_test.p...	2.75 KB	-rw-r--r--
filetypes_test.php	10.2 KB	-rw-r--r--
filter_manager_test.php	3.48 KB	-rw-r--r--
filterlib_test.php	36.72 KB	-rw-r--r--
formslib_test.php	39.6 KB	-rw-r--r--
gdlib_test.php	5.92 KB	-rw-r--r--
googlelib_test.php	1.54 KB	-rw-r--r--
gradelib_test.php	9.74 KB	-rw-r--r--
grades_externallib_test.php	24.66 KB	-rw-rw-r--
grading_externallib_test.php	26.27 KB	-rw-r--r--
grouplib_test.php	84.23 KB	-rw-rw-r--
h5p_clean_orphaned_records_tas...	3.12 KB	-rw-r--r--
h5p_get_content_types_task_tes...	2.69 KB	-rw-r--r--
html2text_test.php	7.58 KB	-rw-r--r--
html_writer_test.php	8.74 KB	-rw-rw-r--
htmlpurifier_test.php	22.67 KB	-rw-r--r--
ip_utils_test.php	14.27 KB	-rw-r--r--
jquery_test.php	1.76 KB	-rw-r--r--
ldaplib_test.php	17.72 KB	-rw-r--r--
licenselib_test.php	11.58 KB	-rw-r--r--
lock_config_test.php	3.39 KB	-rw-r--r--
lock_test.php	5.5 KB	-rw-r--r--
markdown_test.php	2.45 KB	-rw-r--r--
mathslib_test.php	11.12 KB	-rw-r--r--
medialib_test.php	20.19 KB	-rw-rw-r--
message_test.php	12.46 KB	-rw-rw-r--
messageinbound_test.php	5.89 KB	-rw-r--r--
messagelib_test.php	56.39 KB	-rw-rw-r--
minify_test.php	3.14 KB	-rw-r--r--
modinfolib_test.php	44.15 KB	-rw-rw-r--
moodle_page_test.php	29.58 KB	-rw-rw-r--
moodle_url_test.php	12.85 KB	-rw-r--r--
moodlelib_test.php	216.85 KB	-rw-rw-r--
mustache_template_finder_test....	7.4 KB	-rw-r--r--
mustache_template_source_loade...	18.06 KB	-rw-r--r--
myprofilelib_test.php	10.44 KB	-rw-r--r--
navigationlib_test.php	26.28 KB	-rw-rw-r--
notification_test.php	4.61 KB	-rw-r--r--
oauth2_test.php	17.57 KB	-rw-r--r--
output_mustache_helper_collect...	8.09 KB	-rw-r--r--
outputcomponents_test.php	29.67 KB	-rw-r--r--
outputfactories_test.php	6.8 KB	-rw-r--r--
outputrequirementslib_test.php	5.38 KB	-rw-r--r--
pdflib_test.php	1.51 KB	-rw-r--r--
persistent_test.php	19.95 KB	-rw-rw-r--
plugin_manager_test.php	27.39 KB	-rw-r--r--
portfoliolib_test.php	8.4 KB	-rw-r--r--
progress_display_test.php	3.75 KB	-rw-r--r--
progress_test.php	14.48 KB	-rw-r--r--
qrcode_test.php	1.88 KB	-rw-r--r--
questionlib_test.php	96.9 KB	-rw-rw-r--
regex_test.php	1.88 KB	-rw-r--r--
report_helper_test.php	3.68 KB	-rw-rw-r--
requirejs_test.php	3.73 KB	-rw-r--r--
rsslib_test.php	6.9 KB	-rw-r--r--
rtlcss_test.php	56.86 KB	-rw-r--r--
sample_questions.ser	141.76 KB	-rw-r--r--
sample_questions.xml	102.62 KB	-rw-r--r--
sample_questions_with_old_imag...	4.85 KB	-rw-r--r--
sample_questions_with_old_imag...	4.08 KB	-rw-r--r--
sample_questions_wrong.xml	102.57 KB	-rw-r--r--
scheduled_task_test.php	29.98 KB	-rw-rw-r--
scss_test.php	4.26 KB	-rw-r--r--
session_manager_test.php	33.96 KB	-rw-r--r--
session_redis_test.php	13.27 KB	-rw-r--r--
sessionlib_test.php	11.86 KB	-rw-r--r--
setuplib_test.php	19.63 KB	-rw-r--r--
statslib_test.php	26.75 KB	-rw-r--r--
string_manager_standard_test.p...	10.05 KB	-rw-rw-r--
tablelib_test.php	23.53 KB	-rw-r--r--
task_database_logger_test.php	20.15 KB	-rw-r--r--
task_logging_test.php	17.31 KB	-rw-r--r--
task_manager_test.php	11.2 KB	-rw-r--r--
task_running_test.php	6.58 KB	-rw-r--r--
text_test.php	21.09 KB	-rw-rw-r--
theme_config_test.php	9.81 KB	-rw-rw-r--
time_splittings_test.php	15.09 KB	-rw-r--r--
update_api_test.php	6.75 KB	-rw-r--r--
update_checker_test.php	10.86 KB	-rw-r--r--
update_code_manager_test.php	9.06 KB	-rw-r--r--
update_validator_test.php	18.44 KB	-rw-r--r--
upgrade_util_test.php	5.65 KB	-rw-r--r--
upgradelib_test.php	69.1 KB	-rw-rw-r--
user_menu_test.php	3.82 KB	-rw-rw-r--
user_test.php	32.36 KB	-rw-rw-r--
useragent_test.php	83.88 KB	-rw-rw-r--
weblib_format_text_test.php	12.11 KB	-rw-r--r--
weblib_test.php	35.1 KB	-rw-rw-r--
xhprof_test.php	3.32 KB	-rw-r--r--
xhtml_container_stack_test.php	4.16 KB	-rw-r--r--
xmlize_test.php	2.72 KB	-rw-r--r--

Code Editor : date_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/>.

defined('MOODLE_INTERNAL') || die();

/**
 * Tests core_date class.
 *
 * @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_testcase extends advanced_testcase {
    public function test_get_default_php_timezone() {
        $this->resetAfterTest();

$origtz = core_date::get_default_php_timezone();
        $this->assertNotEmpty($origtz);

$this->setTimezone('Pacific/Auckland', 'Europe/Prague');
        $this->assertSame('Europe/Prague', core_date::get_default_php_timezone());

$this->setTimezone('Pacific/Auckland', 'UTC');
        $this->assertSame('UTC', core_date::get_default_php_timezone());

$this->setTimezone('Pacific/Auckland', 'GMT');
        $this->assertSame('GMT', core_date::get_default_php_timezone());
    }

public function test_normalise_timezone() {
        $this->resetAfterTest();

$this->setTimezone('Pacific/Auckland');
        $this->assertSame('Pacific/Auckland', core_date::normalise_timezone('Pacific/Auckland'));
        $this->assertSame('Pacific/Auckland', core_date::normalise_timezone('99'));
        $this->assertSame('Pacific/Auckland', core_date::normalise_timezone(99));
        $this->assertSame('GMT', core_date::normalise_timezone('GMT'));
        $this->assertSame('UTC', core_date::normalise_timezone('UTC'));
        $this->assertSame('Pacific/Auckland', core_date::normalise_timezone('xxxxxxxx'));
        $this->assertSame('Europe/Berlin', core_date::normalise_timezone('Central European Time'));
        $this->assertSame('Etc/GMT', core_date::normalise_timezone('0'));
        $this->assertSame('Etc/GMT', core_date::normalise_timezone('0.0'));
        $this->assertSame('Etc/GMT-2', core_date::normalise_timezone(2));
        $this->assertSame('Etc/GMT-2', core_date::normalise_timezone('2.0'));
        $this->assertSame('Etc/GMT+2', core_date::normalise_timezone(-2));
        $this->assertSame('Etc/GMT+2', core_date::normalise_timezone('-2.0'));
        $this->assertSame('Etc/GMT+4', core_date::normalise_timezone(-4));
        $this->assertSame('Etc/GMT-2', core_date::normalise_timezone('UTC+2'));
        $this->assertSame('Etc/GMT+2', core_date::normalise_timezone('UTC-2'));
        $this->assertSame('Etc/GMT-2', core_date::normalise_timezone('GMT+2'));
        $this->assertSame('Etc/GMT+2', core_date::normalise_timezone('GMT-2'));
        $this->assertSame('Etc/GMT+12', core_date::normalise_timezone(-12));
        $this->assertSame('Pacific/Auckland', core_date::normalise_timezone(-13));
        $this->assertSame('Pacific/Auckland', core_date::normalise_timezone(-14));
        $this->assertSame('Etc/GMT-12', core_date::normalise_timezone(12));
        $this->assertSame('Etc/GMT-13', core_date::normalise_timezone(13));
        $this->assertSame('Etc/GMT-14', core_date::normalise_timezone(14));

$this->assertSame('Asia/Kabul', core_date::normalise_timezone(4.5));
        $this->assertSame('Asia/Kolkata', core_date::normalise_timezone(5.5));
        $this->assertSame('Asia/Rangoon', core_date::normalise_timezone(6.5));
        $this->assertSame('Australia/Darwin', core_date::normalise_timezone('9.5'));

$this->setTimezone('99', 'Pacific/Auckland');
        $this->assertSame('Pacific/Auckland', core_date::normalise_timezone('Pacific/Auckland'));
        $this->assertSame('Pacific/Auckland', core_date::normalise_timezone('99'));
        $this->assertSame('Pacific/Auckland', core_date::normalise_timezone(99));
        $this->assertSame('GMT', core_date::normalise_timezone('GMT'));
        $this->assertSame('UTC', core_date::normalise_timezone('UTC'));
        $this->assertSame('Pacific/Auckland', core_date::normalise_timezone('xxxxxxxx'));
        $this->assertSame('Europe/Berlin', core_date::normalise_timezone('Central European Time'));
        $this->assertSame('Etc/GMT', core_date::normalise_timezone('0'));
        $this->assertSame('Etc/GMT', core_date::normalise_timezone('0.0'));
        $this->assertSame('Etc/GMT-2', core_date::normalise_timezone(2));
        $this->assertSame('Etc/GMT-2', core_date::normalise_timezone('2.0'));
        $this->assertSame('Etc/GMT+2', core_date::normalise_timezone(-2));
        $this->assertSame('Etc/GMT+2', core_date::normalise_timezone('-2.0'));
        $this->assertSame('Etc/GMT-2', core_date::normalise_timezone('UTC+2'));
        $this->assertSame('Etc/GMT+2', core_date::normalise_timezone('UTC-2'));
        $this->assertSame('Etc/GMT-2', core_date::normalise_timezone('GMT+2'));
        $this->assertSame('Etc/GMT+2', core_date::normalise_timezone('GMT-2'));
        $this->assertSame('Etc/GMT+12', core_date::normalise_timezone(-12));
        $this->assertSame('Pacific/Auckland', core_date::normalise_timezone(-13));
        $this->assertSame('Pacific/Auckland', core_date::normalise_timezone(-14));
        $this->assertSame('Etc/GMT-12', core_date::normalise_timezone(12));
        $this->assertSame('Etc/GMT-13', core_date::normalise_timezone(13));
        $this->assertSame('Etc/GMT-14', core_date::normalise_timezone(14));

$this->setTimezone('Pacific/Auckland', 'Pacific/Auckland');
        $tz = new DateTimeZone('Pacific/Auckland');
        $this->assertSame('Pacific/Auckland', core_date::normalise_timezone($tz));
    }

public function test_windows_conversion() {
        $file = __DIR__ . '/fixtures/timezonewindows.xml';

$contents = file_get_contents($file);
        preg_match_all('/<mapZone other="([^"]+)" territory="001" type="([^"]+)"\/>/', $contents, $matches, PREG_SET_ORDER);

$this->assertCount(104, $matches); // NOTE: If the file contents change edit the core_date class and update this.

foreach ($matches as $match) {
            $result = core_date::normalise_timezone($match[1]);
            if ($result == $match[2]) {
                $this->assertSame($match[2], $result);
            } else {
                $data = new DateTime('now', new DateTimeZone($match[2]));
                $expectedoffset = $data->getOffset();
                $data = new DateTime('now', new DateTimeZone($result));
                $resultoffset = $data->getOffset();
                $this->assertSame($expectedoffset, $resultoffset, "$match[1] is expected to be converted to $match[2] not $result");
            }
        }
    }

/**
     * Sanity test for PHP stuff.
     */
    public function test_php_gmt_offsets() {
        $this->resetAfterTest();

$this->setTimezone('Pacific/Auckland', 'Pacific/Auckland');

for ($i = -12; $i < 0; $i++) {
            $date = new DateTime('now', new DateTimeZone("Etc/GMT{$i}"));
            $this->assertSame(- $i * 60 * 60, $date->getOffset());
            $date = new DateTime('now', new DateTimeZone(core_date::normalise_timezone("GMT{$i}")));
            $this->assertSame($i * 60 * 60, $date->getOffset());
            $date = new DateTime('now', new DateTimeZone(core_date::normalise_timezone("UTC{$i}")));
            $this->assertSame($i * 60 * 60, $date->getOffset());
        }

$date = new DateTime('now', new DateTimeZone('Etc/GMT'));
        $this->assertSame(0, $date->getOffset());

for ($i = 1; $i <= 12; $i++) {
            $date = new DateTime('now', new DateTimeZone("Etc/GMT+{$i}"));
            $this->assertSame(- $i * 60 * 60, $date->getOffset());
            $date = new DateTime('now', new DateTimeZone(core_date::normalise_timezone("GMT+{$i}")));
            $this->assertSame($i * 60 * 60, $date->getOffset());
            $date = new DateTime('now', new DateTimeZone(core_date::normalise_timezone("UTC+{$i}")));
            $this->assertSame($i * 60 * 60, $date->getOffset());
        }
    }

public function test_timezone_lang_strings() {
        $phpzones = DateTimeZone::listIdentifiers();
        $manager = get_string_manager();
        foreach ($phpzones as $tz) {
            $this->assertTrue($manager->string_exists(strtolower($tz), 'core_timezones'),
                    'String for timezone ' . strtolower($tz) . ' not found.');
        }
    }

public function test_get_localised_timezone() {
        $this->resetAfterTest();

$this->setTimezone('Pacific/Auckland', 'Pacific/Auckland');

$result = core_date::get_localised_timezone('Pacific/Auckland');
        $this->assertSame('Pacific/Auckland', $result);

$result = core_date::get_localised_timezone('99');
        $this->assertSame('Server timezone (Pacific/Auckland)', $result);

$result = core_date::get_localised_timezone(99);
        $this->assertSame('Server timezone (Pacific/Auckland)', $result);

$result = core_date::get_localised_timezone('Etc/GMT-1');
        $this->assertSame('UTC+1', $result);

$result = core_date::get_localised_timezone('Etc/GMT+2');
        $this->assertSame('UTC-2', $result);

$result = core_date::get_localised_timezone('GMT');
        $this->assertSame('UTC', $result);

$result = core_date::get_localised_timezone('Etc/GMT');
        $this->assertSame('UTC', $result);
    }

public function test_get_list_of_timezones() {
        $this->resetAfterTest();

$this->setTimezone('Pacific/Auckland', 'Pacific/Auckland');

$phpzones = DateTimeZone::listIdentifiers();

$zones = core_date::get_list_of_timezones();
        $this->assertSame(count($phpzones), count($zones));
        foreach ($zones as $zone => $zonename) {
            $this->assertSame($zone, $zonename); // The same in English!
            $this->assertContains($zone, $phpzones); // No extras expected.
        }

$this->assertSame($zones, core_date::get_list_of_timezones(null, false));

$nnzones = core_date::get_list_of_timezones(null, true);
        $last = $nnzones['99'];
        $this->assertSame('Server timezone (Pacific/Auckland)', $last);
        unset($nnzones['99']);
        $this->assertSame($zones, $nnzones);

$nnzones = core_date::get_list_of_timezones('99', false);
        $last = $nnzones['99'];
        $this->assertSame('Server timezone (Pacific/Auckland)', $last);
        unset($nnzones['99']);
        $this->assertSame($zones, $nnzones);

$xxzones = core_date::get_list_of_timezones('xx', false);
        $xx = $xxzones['xx'];
        $this->assertSame('Invalid timezone "xx"', $xx);
        unset($xxzones['xx']);
        $this->assertSame($zones, $xxzones);

$xxzones = core_date::get_list_of_timezones('1', false);
        $xx = $xxzones['1'];
        $this->assertSame('Invalid timezone "UTC+1.0"', $xx);
        unset($xxzones['1']);
        $this->assertSame($zones, $xxzones);

$xxzones = core_date::get_list_of_timezones('-1.5', false);
        $xx = $xxzones['-1.5'];
        $this->assertSame('Invalid timezone "UTC-1.5"', $xx);
        unset($xxzones['-1.5']);
        $this->assertSame($zones, $xxzones);

}

public function test_get_server_timezone() {
        global $CFG;
        $this->resetAfterTest();

$this->setTimezone('Pacific/Auckland', 'Pacific/Auckland');
        $this->assertSame('Pacific/Auckland', core_date::get_server_timezone());

$this->setTimezone('Pacific/Auckland', 'Europe/Prague');
        $this->assertSame('Pacific/Auckland', core_date::get_server_timezone());

$this->setTimezone('99', 'Pacific/Auckland');
        $this->assertSame('Pacific/Auckland', core_date::get_server_timezone());

$this->setTimezone(99, 'Pacific/Auckland');
        $this->assertSame('Pacific/Auckland', core_date::get_server_timezone());

$this->setTimezone('Pacific/Auckland', 'Pacific/Auckland');
        unset($CFG->timezone);
        $this->assertSame('Pacific/Auckland', core_date::get_server_timezone());

// Admin should fix the settings.
        $this->setTimezone('xxx/zzzz', 'Europe/Prague');
        $this->assertSame('Europe/Prague', core_date::get_server_timezone());
    }

public function test_get_server_timezone_object() {
        $this->resetAfterTest();

$zones = core_date::get_list_of_timezones();
        foreach ($zones as $zone) {
            $this->setTimezone($zone, 'Pacific/Auckland');
            $tz = core_date::get_server_timezone_object();
            $this->assertInstanceOf('DateTimeZone', $tz);
            $this->assertSame($zone, $tz->getName());
        }
    }

public function test_set_default_server_timezone() {
        global $CFG;
        $this->resetAfterTest();

$this->setTimezone('Europe/Prague', 'Pacific/Auckland');
        unset($CFG->timezone);
        date_default_timezone_set('UTC');
        core_date::set_default_server_timezone();
        $this->assertSame('Pacific/Auckland', date_default_timezone_get());

$this->setTimezone('', 'Pacific/Auckland');
        date_default_timezone_set('UTC');
        core_date::set_default_server_timezone();
        $this->assertSame('Pacific/Auckland', date_default_timezone_get());

$this->setTimezone('99', 'Pacific/Auckland');
        date_default_timezone_set('UTC');
        core_date::set_default_server_timezone();
        $this->assertSame('Pacific/Auckland', date_default_timezone_get());

$this->setTimezone(99, 'Pacific/Auckland');
        date_default_timezone_set('UTC');
        core_date::set_default_server_timezone();
        $this->assertSame('Pacific/Auckland', date_default_timezone_get());

$this->setTimezone('Europe/Prague', 'Pacific/Auckland');
        $CFG->timezone = 'UTC';
        core_date::set_default_server_timezone();
        $this->assertSame('UTC', date_default_timezone_get());

$this->setTimezone('Europe/Prague', 'Pacific/Auckland');
        $CFG->timezone = 'Australia/Perth';
        core_date::set_default_server_timezone();
        $this->assertSame('Australia/Perth', date_default_timezone_get());

$this->setTimezone('0', 'Pacific/Auckland');
        date_default_timezone_set('UTC');
        core_date::set_default_server_timezone();
        $this->assertSame('Etc/GMT', date_default_timezone_get());

$this->setTimezone('1', 'Pacific/Auckland');
        date_default_timezone_set('UTC');
        core_date::set_default_server_timezone();
        $this->assertSame('Etc/GMT-1', date_default_timezone_get());

$this->setTimezone(1, 'Pacific/Auckland');
        date_default_timezone_set('UTC');
        core_date::set_default_server_timezone();
        $this->assertSame('Etc/GMT-1', date_default_timezone_get());

$this->setTimezone('1.0', 'Pacific/Auckland');
        date_default_timezone_set('UTC');
        core_date::set_default_server_timezone();
        $this->assertSame('Etc/GMT-1', date_default_timezone_get());
    }

public function legacyUserTimezoneProvider() {
        return [
            ['', 'Australia/Perth'],            // Fallback on default timezone.
            ['-13.0', 'Australia/Perth'],       // Fallback on default timezone.
            ['-12.5', 'Etc/GMT+12'],
            ['-12.0', 'Etc/GMT+12'],
            ['-11.5', 'Etc/GMT+11'],
            ['-11.0', 'Etc/GMT+11'],
            ['-10.5', 'Etc/GMT+10'],
            ['-10.0', 'Etc/GMT+10'],
            ['-9.5', 'Etc/GMT+9'],
            ['-9.0', 'Etc/GMT+9'],
            ['-8.5', 'Etc/GMT+8'],
            ['-8.0', 'Etc/GMT+8'],
            ['-7.5', 'Etc/GMT+7'],
            ['-7.0', 'Etc/GMT+7'],
            ['-6.5', 'Etc/GMT+6'],
            ['-6.0', 'Etc/GMT+6'],
            ['-5.5', 'Etc/GMT+5'],
            ['-5.0', 'Etc/GMT+5'],
            ['-4.5', 'Etc/GMT+4'],
            ['-4.0', 'Etc/GMT+4'],
            ['-3.5', 'Etc/GMT+3'],
            ['-3.0', 'Etc/GMT+3'],
            ['-2.5', 'Etc/GMT+2'],
            ['-2.0', 'Etc/GMT+2'],
            ['-1.5', 'Etc/GMT+1'],
            ['-1.0', 'Etc/GMT+1'],
            ['-0.5', 'Etc/GMT'],
            ['0', 'Etc/GMT'],
            ['0.0', 'Etc/GMT'],
            ['0.5', 'Etc/GMT'],
            ['1.0', 'Etc/GMT-1'],
            ['1.5', 'Etc/GMT-1'],
            ['2.0', 'Etc/GMT-2'],
            ['2.5', 'Etc/GMT-2'],
            ['3.0', 'Etc/GMT-3'],
            ['3.5', 'Etc/GMT-3'],
            ['4.0', 'Etc/GMT-4'],
            ['4.5', 'Asia/Kabul'],
            ['5.0', 'Etc/GMT-5'],
            ['5.5', 'Asia/Kolkata'],
            ['6.0', 'Etc/GMT-6'],
            ['6.5', 'Asia/Rangoon'],
            ['7.0', 'Etc/GMT-7'],
            ['7.5', 'Etc/GMT-7'],
            ['8.0', 'Etc/GMT-8'],
            ['8.5', 'Etc/GMT-8'],
            ['9.0', 'Etc/GMT-9'],
            ['9.5', 'Australia/Darwin'],
            ['10.0', 'Etc/GMT-10'],
            ['10.5', 'Etc/GMT-10'],
            ['11.0', 'Etc/GMT-11'],
            ['11.5', 'Etc/GMT-11'],
            ['12.0', 'Etc/GMT-12'],
            ['12.5', 'Etc/GMT-12'],
            ['13.0', 'Etc/GMT-13'],
        ];
    }

/**
     * @dataProvider legacyUserTimezoneProvider
     * @param string $tz The legacy timezone.
     * @param string $expected The expected converted timezone.
     */
    public function test_get_legacy_user_timezone($tz, $expected) {
        $this->setTimezone('Australia/Perth', 'Australia/Perth');
        $this->assertEquals($expected, core_date::get_user_timezone($tz));
    }

public function test_get_user_timezone() {
        global $CFG, $USER;
        $this->resetAfterTest();

// Null parameter.

$this->setTimezone('Europe/Prague', 'Pacific/Auckland');
        $USER->timezone = 'Pacific/Auckland';
        $CFG->forcetimezone = '99';
        $this->assertSame('Pacific/Auckland', core_date::get_user_timezone(null));
        $this->assertSame('Pacific/Auckland', core_date::get_user_timezone());

$this->setTimezone('Europe/Prague', 'Pacific/Auckland');
        $USER->timezone = 'Pacific/Auckland';
        $CFG->forcetimezone = 'Europe/Berlin';
        $this->assertSame('Europe/Berlin', core_date::get_user_timezone(null));
        $this->assertSame('Europe/Berlin', core_date::get_user_timezone());

$this->setTimezone('Europe/Prague', 'Pacific/Auckland');
        $USER->timezone = 'Pacific/Auckland';
        $CFG->forcetimezone = 'xxx/yyy';
        $this->assertSame('Europe/Prague', core_date::get_user_timezone(null));
        $this->assertSame('Europe/Prague', core_date::get_user_timezone());

$this->setTimezone('Europe/Prague', 'Pacific/Auckland');
        $USER->timezone = 'abc/def';
        $CFG->forcetimezone = '99';
        $this->assertSame('Europe/Prague', core_date::get_user_timezone(null));
        $this->assertSame('Europe/Prague', core_date::get_user_timezone());

$this->setTimezone('xxx/yyy', 'Europe/London');
        $USER->timezone = 'abc/def';
        $CFG->forcetimezone = 'Europe/Berlin';
        $this->assertSame('Europe/Berlin', core_date::get_user_timezone(null));
        $this->assertSame('Europe/Berlin', core_date::get_user_timezone());

$this->setTimezone('xxx/yyy', 'Europe/London');
        $USER->timezone = 'abc/def';
        $CFG->forcetimezone = 99;
        $this->assertSame('Europe/London', core_date::get_user_timezone(null));
        $this->assertSame('Europe/London', core_date::get_user_timezone());

// User object parameter.
        $admin = get_admin();

$this->setTimezone('Europe/London');
        $USER->timezone = 'Pacific/Auckland';
        $CFG->forcetimezone = '99';
        $admin->timezone = 'Australia/Perth';
        $this->assertSame('Australia/Perth', core_date::get_user_timezone($admin));

$this->setTimezone('Europe/Prague');
        $USER->timezone = 'Pacific/Auckland';
        $CFG->forcetimezone = '99';
        $admin->timezone = '99';
        $this->assertSame('Europe/Prague', core_date::get_user_timezone($admin));

$this->setTimezone('99', 'Europe/London');
        $USER->timezone = 'Pacific/Auckland';
        $CFG->forcetimezone = '99';
        $admin->timezone = '99';
        $this->assertSame('Europe/London', core_date::get_user_timezone($admin));

$this->setTimezone('Europe/Prague');
        $USER->timezone = 'Pacific/Auckland';
        $CFG->forcetimezone = '99';
        $admin->timezone = 'xx/zz';
        $this->assertSame('Europe/Prague', core_date::get_user_timezone($admin));

$this->setTimezone('Europe/Prague');
        $USER->timezone = 'Pacific/Auckland';
        $CFG->forcetimezone = '99';
        unset($admin->timezone);
        $this->assertSame('Europe/Prague', core_date::get_user_timezone($admin));

$this->setTimezone('Europe/Prague');
        $USER->timezone = 'Pacific/Auckland';
        $CFG->forcetimezone = 'Europe/Berlin';
        $admin->timezone = 'Australia/Perth';
        $this->assertSame('Europe/Berlin', core_date::get_user_timezone($admin));

// Other scalar parameter.

$this->setTimezone('Europe/Prague');
        $CFG->forcetimezone = '99';

$USER->timezone = 'Pacific/Auckland';
        $this->assertSame('Pacific/Auckland', core_date::get_user_timezone('99'));
        $this->assertSame('Etc/GMT-1', core_date::get_user_timezone('1'));
        $this->assertSame('Etc/GMT+1', core_date::get_user_timezone(-1));
        $this->assertSame('Europe/London', core_date::get_user_timezone('Europe/London'));
        $USER->timezone = '99';
        $this->assertSame('Europe/Prague', core_date::get_user_timezone('99'));
        $this->assertSame('Europe/London', core_date::get_user_timezone('Europe/London'));
        $this->assertSame('Europe/Prague', core_date::get_user_timezone('xxx/zzz'));
        $USER->timezone = 'xxz/zzz';
        $this->assertSame('Europe/Prague', core_date::get_user_timezone('99'));

$this->setTimezone('99', 'Europe/Prague');
        $CFG->forcetimezone = '99';

$USER->timezone = 'Pacific/Auckland';
        $this->assertSame('Pacific/Auckland', core_date::get_user_timezone('99'));
        $this->assertSame('Europe/London', core_date::get_user_timezone('Europe/London'));
        $USER->timezone = '99';
        $this->assertSame('Europe/Prague', core_date::get_user_timezone('99'));
        $this->assertSame('Europe/London', core_date::get_user_timezone('Europe/London'));
        $this->assertSame('Europe/Prague', core_date::get_user_timezone('xxx/zzz'));
        $USER->timezone = 99;
        $this->assertSame('Europe/London', core_date::get_user_timezone('Europe/London'));
        $this->assertSame('Europe/Prague', core_date::get_user_timezone('xxx/zzz'));
        $USER->timezone = 'xxz/zzz';
        $this->assertSame('Europe/Prague', core_date::get_user_timezone('99'));

$this->setTimezone('xxx', 'Europe/Prague');
        $CFG->forcetimezone = '99';
        $USER->timezone = 'xxx';
        $this->assertSame('Europe/Prague', core_date::get_user_timezone('99'));
        $this->assertSame('Europe/Prague', core_date::get_user_timezone(99));
        $this->assertSame('Etc/GMT-1', core_date::get_user_timezone(1));

$this->setTimezone('Europe/Prague');
        $CFG->forcetimezone = 'Pacific/Auckland';
        $USER->timezone = 'Europe/London';
        $this->assertSame('Pacific/Auckland', core_date::get_user_timezone(99));
        $this->assertSame('Europe/Berlin', core_date::get_user_timezone('Europe/Berlin'));

// TZ object param.

$this->setTimezone('UTC');
        $USER->timezone = 'Europe/London';
        $CFG->forcetimezone = 99;
        $tz = new DateTimeZone('Pacific/Auckland');
        $this->assertSame('Pacific/Auckland', core_date::get_user_timezone($tz));
    }

public function test_get_user_timezone_object() {
        global $CFG, $USER;
        $this->resetAfterTest();

$this->setTimezone('Pacific/Auckland');
        $CFG->forcetimezone = '99';

$zones = core_date::get_list_of_timezones();
        foreach ($zones as $zone) {
            $USER->timezone = $zone;
            $tz = core_date::get_user_timezone_object();
            $this->assertInstanceOf('DateTimeZone', $tz);
            $this->assertSame($zone, $tz->getName());
        }
    }
}

${this.title}

Code Editor : date_test.php