45 lines
1.5 KiB
HTML
45 lines
1.5 KiB
HTML
<!DOCTYPE html>
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<meta charset="utf-8">
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<title>CSS Multi-column Layout Test: column-gap test animation</title>
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<link rel="author" title="Manuel Rego Casasnovas" href="mailto:rego@igalia.com">
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<link rel="help" href="https://www.w3.org/TR/css-multicol-1/#column-gap">
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<link rel="help" href="https://www.w3.org/TR/web-animations-1/#dom-animatable-animate">
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<meta name="assert" content="Test checks that column-gap is an animatable property, and that the computed values during the animation are the expected ones.">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<style>
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#multicol {
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column-gap: 0px;
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}
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</style>
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<body>
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<div id="multicol"></div>
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<div id="log"></div>
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<script>
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test(
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function(){
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var multicol = document.getElementById("multicol");
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assert_equals(getComputedStyle(multicol).columnGap, "0px");
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var keyframes = [
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{ columnGap: "100px" },
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{ columnGap: "200px" }
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];
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var options = {
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duration: 10,
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fill: "forwards",
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easing: "linear"
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};
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var player = multicol.animate(keyframes, options);
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player.pause();
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player.currentTime = 0;
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assert_equals(getComputedStyle(multicol).columnGap, "100px");
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player.currentTime = 5;
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assert_equals(getComputedStyle(multicol).columnGap, "150px");
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player.currentTime = 10;
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assert_equals(getComputedStyle(multicol).columnGap, "200px");
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}, "column-gap property is animatable");
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</script>
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</body>
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