mirror of
https://github.com/servo/servo.git
synced 2025-06-25 17:44:33 +01:00
29 lines
1.1 KiB
HTML
29 lines
1.1 KiB
HTML
<!DOCTYPE html>
|
|
<meta charset="utf-8">
|
|
<title>CSS Pseudo-Elements Test: ::backdrop & web animations</title>
|
|
<link rel="help" href="https://fullscreen.spec.whatwg.org/#::backdrop-pseudo-element">
|
|
<link rel="help" href="https://drafts.csswg.org/web-animations-1/">
|
|
<meta name="assert" content="This test checks that ::backdrop can be animated with Web Animations." />
|
|
<div id="log"></div>
|
|
<dialog id="target">Dialog contents</dialog>
|
|
<script src="/resources/testharness.js"></script>
|
|
<script src="/resources/testharnessreport.js"></script>
|
|
<script>
|
|
const target = document.getElementById("target");
|
|
target.showModal();
|
|
|
|
test(function() {
|
|
const options = {
|
|
pseudoElement: "::backdrop",
|
|
duration: 2,
|
|
delay: -1,
|
|
};
|
|
const cs = getComputedStyle(target, "::backdrop");
|
|
const anim = target.animate([
|
|
{backgroundColor: "rgb(0, 100, 200)"},
|
|
{backgroundColor: "rgb(200, 0, 100)"},
|
|
], options);
|
|
this.add_cleanup(() => anim.cancel());
|
|
assert_equals(cs.backgroundColor, "rgb(100, 50, 150)", "background-color");
|
|
}, "'backgroundColor' animation");
|
|
</script>
|