| <!DOCTYPE html> |
| <title>Service Worker: postMessage</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-worker.js'; |
| var scope = 'resources/blank.html'; |
| var registration; |
| var worker; |
| var port; |
| |
| return service_worker_unregister_and_register(t, script, scope) |
| .then(r => { |
| // TODO: return the Promise created by `r.unregister`once |
| // `testharness.js` has been updated to honor thenables returned by |
| // cleanup functions. |
| // See https://github.com/web-platform-tests/wpt/pull/8748 |
| t.add_cleanup(() => { r.unregister(); }); |
| registration = r; |
| worker = registration.installing; |
| |
| var messageChannel = new MessageChannel(); |
| port = messageChannel.port1; |
| return new Promise(resolve => { |
| port.onmessage = resolve; |
| worker.postMessage({port: messageChannel.port2}, |
| [messageChannel.port2]); |
| worker.postMessage({value: 1}); |
| worker.postMessage({value: 2}); |
| worker.postMessage({done: true}); |
| }); |
| }) |
| .then(e => { |
| assert_equals(e.data, 'Acking value: 1'); |
| return new Promise(resolve => { port.onmessage = resolve; }); |
| }) |
| .then(e => { |
| assert_equals(e.data, 'Acking value: 2'); |
| return new Promise(resolve => { port.onmessage = resolve; }); |
| }) |
| .then(e => { |
| assert_equals(e.data, 'quit'); |
| return registration.unregister(scope); |
| }) |
| .then(() => { return wait_for_state(t, worker, 'redundant'); }) |
| .then(() => { |
| assert_equals(worker.state, 'redundant'); |
| assert_throws( |
| {name:'InvalidStateError'}, |
| function() { worker.postMessage(''); }, |
| 'Calling postMessage on a redundant ServiceWorker should ' + |
| 'throw InvalidStateError.'); |
| }); |
| }, 'postMessage to a ServiceWorker (and back via MessagePort)'); |
| |
| promise_test(t => { |
| var script = 'resources/postmessage-transferables-worker.js'; |
| var scope = 'resources/blank.html'; |
| var sw = navigator.serviceWorker; |
| |
| var message = 'Hello, world!'; |
| var text_encoder = new TextEncoder; |
| var text_decoder = new TextDecoder; |
| |
| return service_worker_unregister_and_register(t, script, scope) |
| .then(r => { |
| // TODO: return the Promise created by `r.unregister`once |
| // `testharness.js` has been updated to honor thenables returned by |
| // cleanup functions. |
| // See https://github.com/web-platform-tests/wpt/pull/8748 |
| t.add_cleanup(() => { r.unregister(); }); |
| |
| var ab = text_encoder.encode(message); |
| assert_equals(ab.byteLength, message.length); |
| r.installing.postMessage(ab, [ab.buffer]); |
| assert_equals(text_decoder.decode(ab), ''); |
| assert_equals(ab.byteLength, 0); |
| |
| return new Promise(resolve => { sw.onmessage = resolve; }); |
| }) |
| .then(e => { |
| // Verify the integrity of the transferred array buffer. |
| assert_equals(e.data.content, message); |
| assert_equals(e.data.byteLength, message.length); |
| return new Promise(resolve => { sw.onmessage = resolve; }); |
| }) |
| .then(e => { |
| // Verify the integrity of the array buffer sent back from |
| // ServiceWorker via Client.postMessage. |
| assert_equals(text_decoder.decode(e.data), message); |
| assert_equals(e.data.byteLength, message.length); |
| return new Promise(resolve => { sw.onmessage = resolve; }); |
| }) |
| .then(e => { |
| // Verify that the array buffer on ServiceWorker is neutered. |
| assert_equals(e.data.content, ''); |
| assert_equals(e.data.byteLength, 0); |
| }); |
| }, 'postMessage a transferable ArrayBuffer between ServiceWorker and Client'); |
| |
| promise_test(t => { |
| var script = 'resources/postmessage-transferables-worker.js'; |
| var scope = 'resources/blank.html'; |
| var message = 'Hello, world!'; |
| var text_encoder = new TextEncoder; |
| var text_decoder = new TextDecoder; |
| var port; |
| |
| return service_worker_unregister_and_register(t, script, scope) |
| .then(r => { |
| // TODO: return the Promise created by `r.unregister`once |
| // `testharness.js` has been updated to honor thenables returned by |
| // cleanup functions. |
| // See https://github.com/web-platform-tests/wpt/pull/8748 |
| t.add_cleanup(() => { r.unregister(); }); |
| |
| var channel = new MessageChannel; |
| port = channel.port1; |
| r.installing.postMessage(undefined, [channel.port2]); |
| |
| var ab = text_encoder.encode(message); |
| assert_equals(ab.byteLength, message.length); |
| port.postMessage(ab, [ab.buffer]); |
| assert_equals(text_decoder.decode(ab), ''); |
| assert_equals(ab.byteLength, 0); |
| |
| return new Promise(resolve => { port.onmessage = resolve; }); |
| }) |
| .then(e => { |
| // Verify the integrity of the transferred array buffer. |
| assert_equals(e.data.content, message); |
| assert_equals(e.data.byteLength, message.length); |
| return new Promise(resolve => { port.onmessage = resolve; }); |
| }) |
| .then(e => { |
| // Verify the integrity of the array buffer sent back from |
| // ServiceWorker via Client.postMessage. |
| assert_equals(text_decoder.decode(e.data), message); |
| assert_equals(e.data.byteLength, message.length); |
| return new Promise(resolve => { port.onmessage = resolve; }); |
| }) |
| .then(e => { |
| // Verify that the array buffer on ServiceWorker is neutered. |
| assert_equals(e.data.content, ''); |
| assert_equals(e.data.byteLength, 0); |
| }); |
| }, 'postMessage a transferable ArrayBuffer between ServiceWorker and Client' + |
| ' over MessagePort'); |
| </script> |