| <!DOCTYPE html> |
| <!-- In Bug 1217367, we will try to merge update events for same registration |
| if possible. This testcase is used to make sure the optimization algorithm |
| doesn't go wrong. --> |
| <title>Service Worker: Trigger multiple updates</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="resources/test-helpers.sub.js"></script> |
| <script> |
| promise_test(function(t) { |
| var script = 'resources/update-nocookie-worker.py'; |
| var scope = 'resources/scope/update'; |
| var expected_url = normalizeURL(script); |
| var registration; |
| |
| return service_worker_unregister_and_register(t, expected_url, scope) |
| .then(function(r) { |
| t.add_cleanup(function() { |
| return service_worker_unregister(t, scope); |
| }); |
| |
| registration = r; |
| return wait_for_state(t, registration.installing, 'activated'); |
| }) |
| .then(function() { |
| // Test single update works before triggering multiple update events |
| return Promise.all([registration.update(), |
| wait_for_update(t, registration)]); |
| }) |
| .then(function() { |
| assert_equals(registration.installing.scriptURL, expected_url, |
| 'new installing should be set after update resolves.'); |
| assert_equals(registration.waiting, null, |
| 'waiting should still be null after update resolves.'); |
| assert_equals(registration.active.scriptURL, expected_url, |
| 'active should still exist after update found.'); |
| return wait_for_state(t, registration.installing, 'installed'); |
| }) |
| .then(function() { |
| assert_equals(registration.installing, null, |
| 'installing should be null after installing.'); |
| if (registration.waiting) { |
| assert_equals(registration.waiting.scriptURL, expected_url, |
| 'waiting should be set after installing.'); |
| assert_equals(registration.active.scriptURL, expected_url, |
| 'active should still exist after installing.'); |
| return wait_for_state(t, registration.waiting, 'activated'); |
| } |
| }) |
| .then(function() { |
| // Test triggering multiple update events at the same time. |
| var promiseList = []; |
| const burstUpdateCount = 10; |
| for (var i = 0; i < burstUpdateCount; i++) { |
| promiseList.push(registration.update()); |
| } |
| promiseList.push(wait_for_update(t, registration)); |
| return Promise.all(promiseList); |
| }) |
| .then(function() { |
| assert_equals(registration.installing.scriptURL, expected_url, |
| 'new installing should be set after update resolves.'); |
| assert_equals(registration.waiting, null, |
| 'waiting should still be null after update resolves.'); |
| assert_equals(registration.active.scriptURL, expected_url, |
| 'active should still exist after update found.'); |
| return wait_for_state(t, registration.installing, 'installed'); |
| }) |
| .then(function() { |
| assert_equals(registration.installing, null, |
| 'installing should be null after installing.'); |
| if (registration.waiting) { |
| assert_equals(registration.waiting.scriptURL, expected_url, |
| 'waiting should be set after installing.'); |
| assert_equals(registration.active.scriptURL, expected_url, |
| 'active should still exist after installing.'); |
| return wait_for_state(t, registration.waiting, 'activated'); |
| } |
| }) |
| .then(function() { |
| // Test update still works after handling update event burst. |
| return Promise.all([registration.update(), |
| wait_for_update(t, registration)]); |
| }) |
| .then(function() { |
| assert_equals(registration.installing.scriptURL, expected_url, |
| 'new installing should be set after update resolves.'); |
| assert_equals(registration.waiting, null, |
| 'waiting should be null after activated.'); |
| assert_equals(registration.active.scriptURL, expected_url, |
| 'active should still exist after update found.'); |
| }); |
| }, 'Trigger multiple updates.'); |
| </script> |