UserTimeZoneTest.php

<?php

/**
 * @file
 * Definition of Drupal\user\Tests\UserTimeZoneTest.
 */
namespace Drupal\user\Tests;

use Drupal\simpletest\WebTestBase;

/**
 * Tests for user-configurable time zones.
 */
class UserTimeZoneTest extends WebTestBase {
  public static function getInfo() {
    return array(
      'name' => 'User time zones',
      'description' => 'Set a user time zone and verify that dates are displayed in local time.',
      'group' => 'User',
    );
  }

  /**
   * Tests the display of dates and time when user-configurable time zones are set.
   */
  function testUserTimeZone() {

    // Setup date/time settings for Los Angeles time.
    config('system.timezone')
      ->set('user.configurable', 1)
      ->set('default', 'America/Los_Angeles')
      ->save();
    config('system.date')
      ->set('formats.medium.pattern.php', 'Y-m-d H:i T')
      ->save();

    // Create a user account and login.
    $web_user = $this
      ->drupalCreateUser();
    $this
      ->drupalLogin($web_user);

    // Create some nodes with different authored-on dates.
    // Two dates in PST (winter time):
    $date1 = '2007-03-09 21:00:00 -0800';
    $date2 = '2007-03-11 01:00:00 -0800';

    // One date in PDT (summer time):
    $date3 = '2007-03-20 21:00:00 -0700';
    $node1 = $this
      ->drupalCreateNode(array(
      'created' => strtotime($date1),
      'type' => 'article',
    ));
    $node2 = $this
      ->drupalCreateNode(array(
      'created' => strtotime($date2),
      'type' => 'article',
    ));
    $node3 = $this
      ->drupalCreateNode(array(
      'created' => strtotime($date3),
      'type' => 'article',
    ));

    // Confirm date format and time zone.
    $this
      ->drupalGet("node/{$node1->nid}");
    $this
      ->assertText('2007-03-09 21:00 PST', 'Date should be PST.');
    $this
      ->drupalGet("node/{$node2->nid}");
    $this
      ->assertText('2007-03-11 01:00 PST', 'Date should be PST.');
    $this
      ->drupalGet("node/{$node3->nid}");
    $this
      ->assertText('2007-03-20 21:00 PDT', 'Date should be PDT.');

    // Change user time zone to Santiago time.
    $edit = array();
    $edit['mail'] = $web_user->mail;
    $edit['timezone'] = 'America/Santiago';
    $this
      ->drupalPost("user/{$web_user->uid}/edit", $edit, t('Save'));
    $this
      ->assertText(t('The changes have been saved.'), 'Time zone changed to Santiago time.');

    // Confirm date format and time zone.
    $this
      ->drupalGet("node/{$node1->nid}");
    $this
      ->assertText('2007-03-10 02:00 CLST', 'Date should be Chile summer time; five hours ahead of PST.');
    $this
      ->drupalGet("node/{$node2->nid}");
    $this
      ->assertText('2007-03-11 05:00 CLT', 'Date should be Chile time; four hours ahead of PST');
    $this
      ->drupalGet("node/{$node3->nid}");
    $this
      ->assertText('2007-03-21 00:00 CLT', 'Date should be Chile time; three hours ahead of PDT.');
  }

}