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58 lines
1.7 KiB
HTML
58 lines
1.7 KiB
HTML
<!doctype html>
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<meta charset="utf-8">
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<title>CSS Tests: calc() and division for integers</title>
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<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">
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<link rel="author" title="Mozilla" href="https://mozilla.org">
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<link rel="help" href="https://drafts.csswg.org/css-values-4/#calc-range">
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<link rel="help" href="https://github.com/w3c/csswg-drafts/issues/2337">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<div id="test"></div>
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<script>
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const TESTS = [
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{
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specified: "calc(2)",
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computed: "2",
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description: "Sanity",
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},
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{
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specified: "calc(4 / 2)",
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computed: "2",
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description: "Basic division works",
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},
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{
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specified: "calc(1 / 2)",
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computed: "1",
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description: "Rounds up if fractional part is >= 0.5",
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},
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{
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specified: "calc(0.5)",
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computed: "1",
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description: "Accepts numbers, and rounds",
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},
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{
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specified: "calc(6 / 2.0)",
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computed: "3",
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description: "Operation between <integer> and <number> works",
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},
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{
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specified: "calc(1 / 3)",
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computed: "0",
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description: "Rounds down if fractional part is < 0.5",
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},
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{
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specified: "calc(calc(1 / 3) * 3)",
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computed: "1",
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description: "Only rounds at the end of the conversion",
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}
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];
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const testElement = document.getElementById("test");
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for (const { specified, computed, description } of TESTS) {
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test(function() {
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testElement.style.zIndex = "42"; // Just something that we know it's valid and makes tests not rely on order.
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testElement.style.zIndex = specified;
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assert_equals(getComputedStyle(testElement).zIndex, computed);
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}, description);
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}
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</script>
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