| <!doctype html> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/common/utils.js"></script> |
| <script> |
| function loadIFrame(src) { |
| return new Promise(function(resolve, reject) { |
| var iframe = document.createElement('iframe'); |
| iframe.onload = function() { resolve(iframe); }; |
| |
| iframe.src = src; |
| |
| document.documentElement.appendChild(iframe); |
| }); |
| } |
| |
| async function imageLoadCount(uuid) |
| { |
| const response = await fetch('resources/image-load.py?uuid=' + uuid, { method: 'POST' }); |
| return response.text(); |
| } |
| |
| async function navigateIFrame(iframe, uuid) |
| { |
| const promise = new Promise(resolve => iframe.onload = resolve); |
| iframe.src = "resources/iframe-with-image.py?uuid=" + uuid; |
| await promise; |
| return imageLoadCount(uuid); |
| } |
| |
| async function reloadIFrame(iframe, uuid) |
| { |
| const promise = new Promise(resolve => iframe.onload = resolve); |
| iframe.contentWindow.location.reload(); |
| await promise; |
| return imageLoadCount(uuid); |
| } |
| |
| function resetIFrame(iframe) |
| { |
| const promise = new Promise(resolve => { iframe.onload = resolve; }); |
| iframe.src = "about:blank"; |
| return promise; |
| } |
| |
| promise_test(async (test) => { |
| const uuid = token(); |
| const iframe = await loadIFrame("about:blank"); |
| |
| const token1 = await navigateIFrame(iframe, uuid); |
| await resetIFrame(iframe); |
| const token2 = await navigateIFrame(iframe, uuid); |
| const token3 = await reloadIFrame(iframe, uuid); |
| |
| assert_equals(token1, "1", "navigating to"); |
| assert_equals(token2, "2", "after new navigation"); |
| assert_equals(token3, "3", "after reload"); |
| |
| iframe.remove(); |
| }, "Ensure image is not speculatively loaded after a reload"); |
| </script> |
