| <!DOCTYPE html> |
| <html> |
| |
| <head> |
| <meta charset=utf-8 /> |
| <title>Event Timing: entries should be observable by its own frame.</title> |
| <meta name="timeout" content="long"> |
| </head> |
| |
| <body> |
| <button id='button'>Generate a 'click' event</button> |
| <script src=/resources/testharness.js></script> |
| <script src=/resources/testharnessreport.js></script> |
| <script src=/resources/testdriver.js></script> |
| <script src=/resources/testdriver-actions.js></script> |
| <script src=/resources/testdriver-vendor.js></script> |
| |
| <script src=resources/event-timing-test-utils.js></script> |
| <iframe id='iframe' src=resources/crossiframe-childframe.html></iframe> |
| <script> |
| let clickTimeMin; |
| let clickDone; |
| |
| function validateEntries(entries) { |
| assert_equals(entries.length, 1, "Only 1 entry should be received"); |
| const entry = entries[0]; |
| verifyClickEvent(entry, true); |
| |
| assert_less_than(entry.processingStart, clickDone, |
| "The entry's processing start should be before clickDone."); |
| assert_greater_than(entry.startTime, clickTimeMin, |
| "The entry's start time should be later than clickTimeMin."); |
| } |
| |
| function validateChildFrameEntries(childFrameData) { |
| if (childFrameData === "failed") { |
| assert_unreached("Did not receive exactly one entry from child as expected"); |
| } |
| // |childFrameData| has properties with the same names as its |
| // PerformanceEventTiming counterpart. |
| verifyClickEvent(childFrameData); |
| |
| assert_less_than(childFrameData.processingStart, childFrameData.clickDone, |
| "The entry's processing start should be before than the child frame's clickDone."); |
| assert_greater_than(childFrameData.startTime, childFrameData.clickTimeMin, |
| "The entry's start time should be later than the child frame's \ |
| clickTimeMin."); |
| } |
| |
| promise_test(async t => { |
| assert_implements(window.PerformanceEventTiming, "Event Timing is not supported"); |
| clickTimeMin = performance.now(); |
| let observedEntries = false; |
| const observerPromise = new Promise(resolve => { |
| new PerformanceObserver(t.step_func(entries => { |
| assert_false(observedEntries, |
| "Observer of main frames should only capture main-frame event-timing entries"); |
| validateEntries(entries.getEntriesByName('mousedown')); |
| observedEntries = true; |
| resolve(); |
| })).observe({type: 'event'}); |
| }); |
| await clickAndBlockMain('button'); |
| clickDone = performance.now(); |
| await observerPromise; |
| const childFrameEntriesPromise = new Promise(resolve => { |
| window.addEventListener("message", (event) => { |
| resolve(event.data); |
| }, false); |
| }); |
| |
| let iframe = document.getElementById('iframe'); |
| const iframeX = document.getElementById('iframe').offsetLeft; |
| const iframeY = document.getElementById('iframe').offsetTop; |
| // Tap on the iframe, with an offset of 10 to target the div inside it. |
| const actions = new test_driver.Actions() |
| .pointerMove(iframeX + 10, iframeY + 10) |
| .pointerDown() |
| .pointerUp() |
| actions.send(); |
| const childFrameData = await childFrameEntriesPromise; |
| t.step(() => { |
| validateChildFrameEntries(childFrameData); |
| }); |
| }, "Event Timing: entries should only be observable by its own frame."); |
| |
| </script> |
| </body> |
| </html> |
