Chris@14: <?php
Chris@14: 
Chris@14: namespace Drupal\Tests\user\Functional;
Chris@14: 
Chris@14: use Drupal\Core\Datetime\Entity\DateFormat;
Chris@14: use Drupal\Tests\BrowserTestBase;
Chris@14: 
Chris@14: /**
Chris@14:  * Set a user time zone and verify that dates are displayed in local time.
Chris@14:  *
Chris@14:  * @group user
Chris@14:  */
Chris@14: class UserTimeZoneTest extends BrowserTestBase {
Chris@14: 
Chris@14:   /**
Chris@14:    * Modules to enable.
Chris@14:    *
Chris@14:    * @var array
Chris@14:    */
Chris@14:   public static $modules = ['node', 'system_test'];
Chris@14: 
Chris@14:   /**
Chris@14:    * Tests the display of dates and time when user-configurable time zones are set.
Chris@14:    */
Chris@14:   public function testUserTimeZone() {
Chris@14:     // Setup date/time settings for Los Angeles time.
Chris@14:     $this->config('system.date')
Chris@14:       ->set('timezone.user.configurable', 1)
Chris@14:       ->set('timezone.default', 'America/Los_Angeles')
Chris@14:       ->save();
Chris@14: 
Chris@14:     // Load the 'medium' date format, which is the default for node creation
Chris@14:     // time, and override it. Since we are testing time zones with Daylight
Chris@14:     // Saving Time, and need to future proof against changes to the zoneinfo
Chris@14:     // database, we choose the 'I' format placeholder instead of a
Chris@14:     // human-readable zone name. With 'I', a 1 means the date is in DST, and 0
Chris@14:     // if not.
Chris@14:     DateFormat::load('medium')
Chris@14:       ->setPattern('Y-m-d H:i I')
Chris@14:       ->save();
Chris@14: 
Chris@14:     // Create a user account and login.
Chris@14:     $web_user = $this->drupalCreateUser();
Chris@14:     $this->drupalLogin($web_user);
Chris@14: 
Chris@14:     // Create some nodes with different authored-on dates.
Chris@14:     // Two dates in PST (winter time):
Chris@14:     $date1 = '2007-03-09 21:00:00 -0800';
Chris@14:     $date2 = '2007-03-11 01:00:00 -0800';
Chris@14:     // One date in PDT (summer time):
Chris@14:     $date3 = '2007-03-20 21:00:00 -0700';
Chris@14:     $this->drupalCreateContentType(['type' => 'article']);
Chris@14:     $node1 = $this->drupalCreateNode(['created' => strtotime($date1), 'type' => 'article']);
Chris@14:     $node2 = $this->drupalCreateNode(['created' => strtotime($date2), 'type' => 'article']);
Chris@14:     $node3 = $this->drupalCreateNode(['created' => strtotime($date3), 'type' => 'article']);
Chris@14: 
Chris@14:     // Confirm date format and time zone.
Chris@14:     $this->drupalGet('node/' . $node1->id());
Chris@14:     $this->assertText('2007-03-09 21:00 0', 'Date should be PST.');
Chris@14:     $this->drupalGet('node/' . $node2->id());
Chris@14:     $this->assertText('2007-03-11 01:00 0', 'Date should be PST.');
Chris@14:     $this->drupalGet('node/' . $node3->id());
Chris@14:     $this->assertText('2007-03-20 21:00 1', 'Date should be PDT.');
Chris@14: 
Chris@14:     // Change user time zone to Santiago time.
Chris@14:     $edit = [];
Chris@14:     $edit['mail'] = $web_user->getEmail();
Chris@14:     $edit['timezone'] = 'America/Santiago';
Chris@14:     $this->drupalPostForm("user/" . $web_user->id() . "/edit", $edit, t('Save'));
Chris@14:     $this->assertText(t('The changes have been saved.'), 'Time zone changed to Santiago time.');
Chris@14: 
Chris@14:     // Confirm date format and time zone.
Chris@14:     $this->drupalGet('node/' . $node1->id());
Chris@14:     $this->assertText('2007-03-10 02:00 1', 'Date should be Chile summer time; five hours ahead of PST.');
Chris@14:     $this->drupalGet('node/' . $node2->id());
Chris@14:     $this->assertText('2007-03-11 05:00 0', 'Date should be Chile time; four hours ahead of PST');
Chris@14:     $this->drupalGet('node/' . $node3->id());
Chris@14:     $this->assertText('2007-03-21 00:00 0', 'Date should be Chile time; three hours ahead of PDT.');
Chris@14: 
Chris@14:     // Ensure that anonymous users also use the default timezone.
Chris@14:     $this->drupalLogout();
Chris@14:     $this->drupalGet('node/' . $node1->id());
Chris@14:     $this->assertText('2007-03-09 21:00 0', 'Date should be PST.');
Chris@14:     $this->drupalGet('node/' . $node2->id());
Chris@14:     $this->assertText('2007-03-11 01:00 0', 'Date should be PST.');
Chris@14:     $this->drupalGet('node/' . $node3->id());
Chris@14:     $this->assertText('2007-03-20 21:00 1', 'Date should be PDT.');
Chris@14: 
Chris@14:     // Format a date without accessing the current user at all and
Chris@14:     // ensure that it uses the default timezone.
Chris@14:     $this->drupalGet('/system-test/date');
Chris@14:     $this->assertText('2016-01-13 08:29 0', 'Date should be PST.');
Chris@14:   }
Chris@14: 
Chris@14: }