| <!DOCTYPE html> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <script> |
| 'use strict'; |
| // From web_feature.mojom |
| var kDeprecatedTimingFunctionStepMiddle = 2024; |
| |
| test(() => { |
| assert_false(internals.isUseCounted(document, kDeprecatedTimingFunctionStepMiddle)); |
| var element = document.createElement('div'); |
| element.style.animationTimingFunction = 'steps(3, middle)'; |
| document.documentElement.appendChild(element); |
| assert_equals(getComputedStyle(element).animationTimingFunction, 'ease'); |
| assert_false(internals.isUseCounted(document, kDeprecatedTimingFunctionStepMiddle)); |
| }, 'The step timing function with step position \'middle\' does not function outside of Web Animations.'); |
| |
| test(() => { |
| assert_false(internals.isUseCounted(document, kDeprecatedTimingFunctionStepMiddle)); |
| document.documentElement.animate([], { easing: 'steps(3, middle)' }); |
| assert_true(internals.isUseCounted(document, kDeprecatedTimingFunctionStepMiddle)); |
| }, 'The step timing function with step position \'middle\' is deprecated in Web Animations.'); |
| |
| </script> |
