| <!DOCTYPE html> |
| <title>Service Worker: postMessage via MessagePort to Client</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="resources/test-helpers.sub.js"></script> |
| <script> |
| promise_test(t => { |
| var script = 'resources/postmessage-msgport-to-client-worker.js'; |
| var scope = 'resources/blank.html'; |
| var port; |
| |
| return service_worker_unregister_and_register(t, script, scope) |
| .then(registration => { |
| add_completion_callback(() => registration.unregister()); |
| return wait_for_state(t, registration.installing, 'activated'); |
| }) |
| .then(() => with_iframe(scope)) |
| .then(frame => { |
| t.add_cleanup(() => frame.remove()); |
| return new Promise(resolve => { |
| var w = frame.contentWindow; |
| w.navigator.serviceWorker.onmessage = resolve; |
| w.navigator.serviceWorker.controller.postMessage('ping'); |
| }); |
| }) |
| .then(e => { |
| port = e.ports[0]; |
| port.postMessage({value: 1}); |
| port.postMessage({value: 2}); |
| port.postMessage({done: true}); |
| return new Promise(resolve => { port.onmessage = resolve; }); |
| }) |
| .then(e => { |
| assert_equals(e.data.ack, 'Acking value: 1'); |
| return new Promise(resolve => { port.onmessage = resolve; }); |
| }) |
| .then(e => { |
| assert_equals(e.data.ack, 'Acking value: 2'); |
| return new Promise(resolve => { port.onmessage = resolve; }); |
| }) |
| .then(e => { assert_true(e.data.done, 'done'); }); |
| }, 'postMessage MessagePorts from ServiceWorker to Client'); |
| </script> |