File: cancel-pending.html

package info (click to toggle)
firefox-esr 78.15.0esr-1~deb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 3,301,156 kB
  • sloc: cpp: 5,665,905; javascript: 4,798,386; ansic: 2,878,233; python: 977,004; asm: 270,347; xml: 181,456; java: 111,756; sh: 72,926; makefile: 21,819; perl: 13,380; cs: 4,725; yacc: 4,565; objc: 3,026; pascal: 1,787; lex: 1,720; ada: 1,681; exp: 505; php: 436; lisp: 260; awk: 152; ruby: 103; csh: 80; sed: 53; sql: 45
file content (26 lines) | stat: -rw-r--r-- 845 bytes parent folder | download | duplicates (28) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
 
<!doctype html>
<title>cancelAnimationFrame cancels a pending animation frame callback</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<link rel="help" href="https://html.spec.whatwg.org/multipage/imagebitmap-and-animations.html#run-the-animation-frame-callbacks">
<div id="log"></div>
<script>
async_test(t => {
  let didCall = false;

  function callbackOne() {
    cancelAnimationFrame(twoHandle);
    requestAnimationFrame(t.step_func(() => {
      assert_false(didCall, 'Should NOT have called the second callback');
      t.done();
    }));
  }

  function callbackTwo() {
    didCall = true;
  }

  requestAnimationFrame(callbackOne);
  const twoHandle = requestAnimationFrame(callbackTwo);
}, 'cancelAnimationFrame cancels a pending animation frame callback');
</script>