chromium/third_party/blink/web_tests/http/tests/notifications/serviceworkerregistration-service-worker-click.html

<!doctype html>
<html>
  <head>
    <title>Notifications: ServiceWorkerRegistration.showNotification().</title>
    <script src="../resources/testharness.js"></script>
    <script src="../resources/testharnessreport.js"></script>
    <script src="../serviceworker/resources/test-helpers.js"></script>
    <script src="resources/test-helpers.js"></script>
  </head>
  <body>
    <script>
      // Tests that the showNotification() function when used in a Service Worker
      // resolves a promise, and that the notificationclick event gets fired when
      // we simulate a click on it. This test requires the test runner.

      async_test(function(test) {
          var scope = 'resources/scope/serviceworkerregistration-service-worker-click';
          var script = 'instrumentation-service-worker.js';
          var port;

          testRunner.setPermission('notifications', 'granted', location.origin, location.origin);
          getActiveServiceWorkerWithMessagePort(test, script, scope).then(function(info) {
              port = info.port;
              // (1) Tell the Service Worker to display a Web Notification.
              return sendCommand(port, {
                  command: 'show',

                  title: scope,
                  options: { body: 'Hello, world!' }
              });
          }).then(function(data) {
              // (2) Confirm that the service worker displayed the notification successfully.
              assert_true(data.success, 'The notification must have been displayed.');
              return simulateNotificationClick(scope, -1 /* action_index */, port);
          }).then(function(data) {
              // (3) Confirm that the service worker handled the click on the correct notification.
              assert_equals(data.notification.title, scope, 'The right notification must have been clicked.');

              test.done();
          }).catch(unreached_rejection(test));

      }, 'Clicking on a notification displayed by a Service Worker the notificationclick event.');
    </script>
  </body>
</html>