third_party/WebKit/LayoutTests/web-animations-api/start-time-grouping.html - Issue 2093423002: Move web-animations-api tests not being upstreamed

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Side by Side Diff: third_party/WebKit/LayoutTests/web-animations-api/start-time-grouping.html

Issue 2093423002: Move web-animations-api tests not being upstreamed (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Undo move of reject-hyphen.html Created 4 years, 5 months 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 div {

6 width: 50px;

7 height: 50px;

8 background: green;

9 }

10 </style>

11 <div id=target1></div>

12 <div id=target2></div>

13 <script>

14 var anim1, anim2;

15 anim1 = target1.animate([

16 {transform: 'none'},

17 {transform: 'translateX(500px)'},

18 ], 1000);

19

20 function awaitFrame(frameTest) {

21 return new Promise(resolve => {

22 requestAnimationFrame(() => {

23 if (frameTest()) {

24 resolve();

25 } else {

26 awaitFrame(frameTest).then(resolve);

27 }

28 });

29 });

30 }

31

32 awaitFrame(() => anim1.currentTime > 100).then(() => {

33 requestAnimationFrame(t => {

34 // Testing a regression where scheduling anim1 and anim2 together caused ani m2

35 // to get anim1's start time.

36 anim1.startTime = t - 100;

37 anim2 = target2.animate([

38 {transform: 'none'},

39 {transform: 'translateX(500px)'},

40 ], 200);

41 });

42 });

43

44 async_test(t => {

45 awaitFrame(() => anim2 && anim2.startTime != null).then(() => {

46 t.step(() => assert_not_equals(Math.round(anim1.startTime), Math.round(anim2 .startTime)));

47 t.done();

48 });

49 });

50 </script>

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