third_party/WebKit/LayoutTests/animations/function-easing-use-counters-linear.html - Issue 1867803002: Add use counters for function values of easing

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Issue 1867803002: Add use counters for function values of easing (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Rebase and update UseCounters again Created 4 years, 8 months ago

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	1 <!DOCTYPE html>

	2 <script src="../resources/testharness.js"></script>

	3 <script src="../resources/testharnessreport.js"></script>

	4 <script>

	5 'use strict';

	6 // From UseCounter.h

	7 var WebAnimationsEasingAsFunctionLinear = 1295;

	8 var WebAnimationsEasingAsFunctionOther = 1296;

	9

	10 test(() => {

	11 document.documentElement.animate([], { });

	12 document.documentElement.animate([], { easing: 'linear' });

	13 document.documentElement.animate([], { easing: 'step-start' });

	14 document.documentElement.animate([], { easing: 'invalid' });

	15 assert_false(internals.isUseCounted(document, WebAnimationsEasingAsFunctionLin ear));

	16 assert_false(internals.isUseCounted(document, WebAnimationsEasingAsFunctionOth er));

	17 }, 'Non-function values for easing are not use-counted.');

	18

	19 test(() => {

	20 // This linear function value is the one expected from uses of the unpatched

	21 // Web Animations polyfill (i.e. old versions lacking

	22 // https://github.com/web-animations/web-animations-next/pull/423).

	23 document.documentElement.animate([], { easing: 'function (a){return a}' });

	24 assert_true(internals.isUseCounted(document, WebAnimationsEasingAsFunctionLine ar));

	25 assert_false(internals.isUseCounted(document, WebAnimationsEasingAsFunctionOth er));

	26 }, 'A specific linear function for easing is counted in WebAnimationsEasingAsFun ctionLinear.');

	27 </script>

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