| <html> |
| <head> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="resources/test-helpers.sub.js"></script> |
| </head> |
| <body> |
| <script> |
| promise_test(async (test) => { |
| const registration = await navigator.serviceWorker.register("postMessage-client-worker.js", { scope : 'resources' }); |
| activeWorker = registration.active; |
| if (activeWorker) |
| return; |
| |
| activeWorker = registration.installing; |
| await new Promise(resolve => { |
| activeWorker.addEventListener('statechange', () => { |
| if (activeWorker.state === "activated") |
| resolve(); |
| }); |
| }); |
| }, "Register service worker"); |
| |
| function with_iframe(url) { |
| return new Promise(function(resolve) { |
| var frame = document.createElement('iframe'); |
| frame.className = 'test-iframe'; |
| frame.src = url; |
| frame.onload = function() { resolve(frame); }; |
| document.body.appendChild(frame); |
| }); |
| } |
| |
| promise_test(async (test) => { |
| const frame = await with_iframe('resources/controlled-frame-postMessage.html'); |
| let counter = 0; |
| while (counter++ < 100 && frame.contentWindow.messageData == undefined) |
| await new Promise(resolve => setTimeout(resolve, 50)); |
| assert_equals(frame.contentWindow.messageData, 0); |
| frame.remove(); |
| }, "Verify frame gets early messages if setting synchronously message event listener"); |
| |
| promise_test(async (test) => { |
| const frame = await with_iframe('resources/controlled-frame-postMessage.html?repeatMessages'); |
| let counter = 0; |
| while (counter++ < 100 && frame.contentWindow.messageData == undefined) |
| await new Promise(resolve => setTimeout(resolve, 50)); |
| assert_not_equals(frame.contentWindow.messageData, 0); |
| frame.remove(); |
| }, "Verify frame does not get all messages if not setting event listener early"); |
| |
| promise_test(async (test) => { |
| const frame = await with_iframe('resources/controlled-frame-postMessage.html?repeatMessages&listener'); |
| let counter = 0; |
| while (counter++ < 100 && frame.contentWindow.messageData.length < 5) |
| await new Promise(resolve => setTimeout(resolve, 50)); |
| |
| assert_less_than(counter, 100); |
| data = frame.contentWindow.messageData; |
| for (let cptr = 1; cptr < data.length; cptr++) |
| assert_true(data[cptr - 1] < data[cptr]); |
| frame.remove(); |
| }, "Verify frame does get messages in order"); |
| </script> |
| </body> |
| </html> |