<!DOCTYPE html> <link rel="help" href="https://drafts.css-houdini.org/css-properties-values-api-1"> <script src="/resources/testharness.js"></script> <script src="/resources/testharnessreport.js"></script> <script src="../resources/utils.js"></script> <div id="target"></div> <script> animation_test({ syntax: "<integer>", inherits: false, initialValue: 0 }, { keyframes: [100, 200], expected: "150" }, 'Animating a custom property of type <integer>'); animation_test({ syntax: "<integer>", inherits: false, initialValue: 100 }, { keyframes: 200, expected: "150" }, 'Animating a custom property of type <integer> with a single keyframe'); animation_test({ syntax: "<integer>", inherits: false, initialValue: 100 }, { composite: "add", keyframes: [200, 300], expected: "350" }, 'Animating a custom property of type <integer> with additivity'); animation_test({ syntax: "<integer>", inherits: false, initialValue: 100 }, { composite: "add", keyframes: 300, expected: "250" }, 'Animating a custom property of type <integer> with a single keyframe and additivity'); animation_test({ syntax: "<integer>", inherits: false, initialValue: 100 }, { iterationComposite: "accumulate", keyframes: [0, 100], expected: "250" }, 'Animating a custom property of type <integer> with iterationComposite'); </script>