public function DrupalDateTimeTest::testDateTimezone in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/system/tests/src/Functional/Datetime/DrupalDateTimeTest.php \Drupal\Tests\system\Functional\Datetime\DrupalDateTimeTest::testDateTimezone()

Test that DrupalDateTime can detect the right timezone to use. Test with a variety of less commonly used timezone names to help ensure that the system timezone will be different than the stated timezones.

File

core/modules/system/tests/src/Functional/Datetime/DrupalDateTimeTest.php, line 54

Class

DrupalDateTimeTest

Tests DrupalDateTime functionality.

Namespace

Drupal\Tests\system\Functional\Datetime

Code

public function testDateTimezone() {
  $date_string = '2007-01-31 21:00:00';

  // Make sure no site timezone has been set.
  $this
    ->config('system.date')
    ->set('timezone.user.configurable', 0)
    ->set('timezone.default', NULL)
    ->save();

  // Detect the system timezone.
  $system_timezone = date_default_timezone_get();

  // Create a date object with an unspecified timezone, which should
  // end up using the system timezone.
  $date = new DrupalDateTime($date_string);
  $timezone = $date
    ->getTimezone()
    ->getName();
  $this
    ->assertTrue($timezone == $system_timezone, 'DrupalDateTime uses the system timezone when there is no site timezone.');

  // Create a date object with a specified timezone.
  $date = new DrupalDateTime($date_string, 'America/Yellowknife');
  $timezone = $date
    ->getTimezone()
    ->getName();
  $this
    ->assertTrue($timezone == 'America/Yellowknife', 'DrupalDateTime uses the specified timezone if provided.');

  // Set a site timezone.
  $this
    ->config('system.date')
    ->set('timezone.default', 'Europe/Warsaw')
    ->save();

  // Create a date object with an unspecified timezone, which should
  // end up using the site timezone.
  $date = new DrupalDateTime($date_string);
  $timezone = $date
    ->getTimezone()
    ->getName();
  $this
    ->assertTrue($timezone == 'Europe/Warsaw', 'DrupalDateTime uses the site timezone if provided.');

  // Create user.
  $this
    ->config('system.date')
    ->set('timezone.user.configurable', 1)
    ->save();
  $test_user = $this
    ->drupalCreateUser([]);
  $this
    ->drupalLogin($test_user);

  // Set up the user with a different timezone than the site.
  $edit = [
    'mail' => $test_user
      ->getEmail(),
    'timezone' => 'Asia/Manila',
  ];
  $this
    ->drupalPostForm('user/' . $test_user
    ->id() . '/edit', $edit, t('Save'));

  // Reload the user and reset the timezone in AccountProxy::setAccount().
  \Drupal::entityTypeManager()
    ->getStorage('user')
    ->resetCache();
  $this->container
    ->get('current_user')
    ->setAccount(User::load($test_user
    ->id()));

  // Create a date object with an unspecified timezone, which should
  // end up using the user timezone.
  $date = new DrupalDateTime($date_string);
  $timezone = $date
    ->getTimezone()
    ->getName();
  $this
    ->assertTrue($timezone == 'Asia/Manila', 'DrupalDateTime uses the user timezone, if configurable timezones are used and it is set.');
}