third_party/WebKit/LayoutTests/fast/dom/timer-throttling-out-of-view-cross-origin-page.html - Issue 2511283002: Revert of scheduler: Re-enable timer throttling for hidden frames

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Side by Side Diff: third_party/WebKit/LayoutTests/fast/dom/timer-throttling-out-of-view-cross-origin-page.html

Issue 2511283002: Revert of scheduler: Re-enable timer throttling for hidden frames (Closed)

Patch Set: Created 4 years, 1 month ago

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1 <!DOCTYPE html>

2 <script src="../../resources/testharness.js"></script>

3 <script src="../../resources/testharnessreport.js"></script>

4 <style>

5 #frame {

6 position: absolute;

7 top: -1000px;

8 }

9 </style>

10

11 <iframe id="frame" sandbox="allow-scripts" src="resources/timer-throttling-frame .html"></iframe>

12

13 <script>

14 if (window.testRunner)

15 testRunner.dumpAsText();

16 let throttlingTest = async_test("Test timer throttling in out-of-view cross orig in frames");

17

18 addEventListener('load', () => {

19 // Throttling only happens after the first layout, so start the test after

20 // that.

21 requestAnimationFrame(() => {

22 var frame = document.querySelector('#frame');

23 frame.contentWindow.postMessage(null, '*');

24 });

25 });

26

27 addEventListener('message', (e) => {

28 let timerDelay = e.data;

29 assert_greater_than(timerDelay, 900, "Timer interval")

30 throttlingTest.done();

31 });

32 </script>

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