forked from mirrors/gecko-dev
39 lines
1.2 KiB
JavaScript
39 lines
1.2 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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* http://creativecommons.org/publicdomain/zero/1.0/ */
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"use strict";
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var testPage =
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"data:text/html,<head><style>body{animation: fadein 1s infinite;} @keyframes fadein{from{opacity: 0;}}</style><body>Text";
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add_task(async function test() {
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let tab = BrowserTestUtils.addTab(gBrowser, testPage, {
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skipAnimation: true,
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});
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await BrowserTestUtils.browserLoaded(tab.linkedBrowser);
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await BrowserTestUtils.switchTab(gBrowser, tab);
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await SpecialPowers.spawn(tab.linkedBrowser, [], async () => {
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const anim = content.document.getAnimations()[0];
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await anim.ready;
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ok(SpecialPowers.wrap(anim).isRunningOnCompositor);
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});
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let promiseWin = BrowserTestUtils.waitForNewWindow();
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let newWin = gBrowser.replaceTabWithWindow(tab);
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await promiseWin;
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Assert.ok(
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ChromeUtils.vsyncEnabled(),
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"vsync should be enabled as we have a tab with an animation"
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);
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newWin.close();
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await TestUtils.waitForCondition(
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() => !ChromeUtils.vsyncEnabled(),
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"wait for vsync to be disabled"
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);
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Assert.ok(
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!ChromeUtils.vsyncEnabled(),
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"vsync should be disabled after closing window that contained an animated tab"
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);
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});
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