mirror of
https://github.com/servo/servo.git
synced 2025-07-01 20:43:39 +01:00
89 lines
3.2 KiB
HTML
89 lines
3.2 KiB
HTML
<!DOCTYPE html>
|
|
<meta charset=utf-8>
|
|
<title>KeyframeEffect.target</title>
|
|
<link rel="help"
|
|
href="https://drafts.csswg.org/web-animations/#dom-keyframeeffect-target">
|
|
<script src="/resources/testharness.js"></script>
|
|
<script src="/resources/testharnessreport.js"></script>
|
|
<script src="../../testcommon.js"></script>
|
|
<body>
|
|
<div id="log"></div>
|
|
<script>
|
|
'use strict';
|
|
|
|
const gKeyFrames = { 'marginLeft': ['0px', '100px'] };
|
|
|
|
test(t => {
|
|
const div = createDiv(t);
|
|
const effect = new KeyframeEffect(null, gKeyFrames, 100 * MS_PER_SEC);
|
|
effect.target = div;
|
|
|
|
const anim = new Animation(effect, document.timeline);
|
|
anim.play();
|
|
|
|
anim.currentTime = 50 * MS_PER_SEC;
|
|
assert_equals(getComputedStyle(div).marginLeft, '50px',
|
|
'Value at 50% progress');
|
|
}, 'Test setting target before constructing the associated animation');
|
|
|
|
test(t => {
|
|
const div = createDiv(t);
|
|
div.style.marginLeft = '10px';
|
|
const effect = new KeyframeEffect(null, gKeyFrames, 100 * MS_PER_SEC);
|
|
const anim = new Animation(effect, document.timeline);
|
|
anim.play();
|
|
|
|
anim.currentTime = 50 * MS_PER_SEC;
|
|
assert_equals(getComputedStyle(div).marginLeft, '10px',
|
|
'Value at 50% progress before setting new target');
|
|
effect.target = div;
|
|
assert_equals(getComputedStyle(div).marginLeft, '50px',
|
|
'Value at 50% progress after setting new target');
|
|
}, 'Test setting target from null to a valid target');
|
|
|
|
test(t => {
|
|
const div = createDiv(t);
|
|
div.style.marginLeft = '10px';
|
|
const anim = div.animate(gKeyFrames, 100 * MS_PER_SEC);
|
|
|
|
anim.currentTime = 50 * MS_PER_SEC;
|
|
assert_equals(getComputedStyle(div).marginLeft, '50px',
|
|
'Value at 50% progress before clearing the target')
|
|
|
|
anim.effect.target = null;
|
|
assert_equals(getComputedStyle(div).marginLeft, '10px',
|
|
'Value after clearing the target')
|
|
}, 'Test setting target from a valid target to null');
|
|
|
|
test(t => {
|
|
const a = createDiv(t);
|
|
const b = createDiv(t);
|
|
a.style.marginLeft = '10px';
|
|
b.style.marginLeft = '20px';
|
|
const anim = a.animate(gKeyFrames, 100 * MS_PER_SEC);
|
|
|
|
anim.currentTime = 50 * MS_PER_SEC;
|
|
assert_equals(getComputedStyle(a).marginLeft, '50px',
|
|
'Value of 1st element (currently targeted) before ' +
|
|
'changing the effect target');
|
|
assert_equals(getComputedStyle(b).marginLeft, '20px',
|
|
'Value of 2nd element (currently not targeted) before ' +
|
|
'changing the effect target');
|
|
anim.effect.target = b;
|
|
assert_equals(getComputedStyle(a).marginLeft, '10px',
|
|
'Value of 1st element (currently not targeted) after ' +
|
|
'changing the effect target');
|
|
assert_equals(getComputedStyle(b).marginLeft, '50px',
|
|
'Value of 2nd element (currently targeted) after ' +
|
|
'changing the effect target');
|
|
|
|
// This makes sure the animation property is changed correctly on new
|
|
// targeted element.
|
|
anim.currentTime = 75 * MS_PER_SEC;
|
|
assert_equals(getComputedStyle(b).marginLeft, '75px',
|
|
'Value of 2nd target (currently targeted) after ' +
|
|
'changing the animation current time.');
|
|
}, 'Test setting target from a valid target to another target');
|
|
|
|
</script>
|
|
</body>
|