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95 lines
3.1 KiB
HTML
95 lines
3.1 KiB
HTML
<!DOCTYPE html>
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<meta charset="UTF-8">
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<title>CSS Values and Units: calc() serialization of a summation (complex)</title>
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<link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/">
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<link rel="help" href="https://www.w3.org/TR/css-values-4/#compat">
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<link rel="help" href="https://www.w3.org/TR/css-values-4/#calc-serialize">
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<meta content="This test verifies how 11 summations of mixed length units are serialized. Absolute length units, relative length units, font-relative length units, viewport-percentage length units and percentage units are tested." name="assert">
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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="target"></div>
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<script>
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function startTesting()
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{
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var targetElement = document.getElementById("target");
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function verifySerialization(specified_value, serialization_expected, description)
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{
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test(function()
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{
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targetElement.style.height = specified_value;
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assert_equals(targetElement.style.height, serialization_expected);
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}, description);
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}
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/*
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"
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Sort the terms in the following order:
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The number, if present
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The percentage, if present
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The dimensions, ordered by their units ASCII case-insensitive alphabetically
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"
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https://www.w3.org/TR/css-values-4/#math-function-serialize-a-summation
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cm centimeters 1cm = 96px/2.54
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mm millimeters 1mm = 1/10th of 1cm
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Q quarter-millimeters 1Q = 1/40th of 1cm
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in inches 1in = 2.54cm = 96px
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pc picas 1pc = 1/6th of 1in
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pt points 1pt = 1/72th of 1in
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px pixels 1px = 1/96th of 1in
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*/
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verifySerialization("calc(1vh + 2px + 3%)", "calc(3% + 2px + 1vh)", "testing calc(1vh + 2px + 3%)");
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verifySerialization("calc(4px + 1vh)", "calc(4px + 1vh)", "testing calc(4px + 1vh)");
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verifySerialization("calc(5px + 6em + 1vh)", "calc(6em + 5px + 1vh)", "testing calc(5px + 6em + 1vh)");
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verifySerialization("calc(1vh - 7px)", "calc(-7px + 1vh)", "testing calc(1vh - 7px)");
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verifySerialization("calc(-8px + 9em + 1vh)", "calc(9em - 8px + 1vh)", "testing calc(-8px + 9em + 1vh)");
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verifySerialization("calc(1pc + 1in + 1vh + 10%)", "calc(10% + 112px + 1vh)", "testing calc(1pc + 1in + 1vh + 10%)");
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/* verifySerialization(specified_value, serialization_expected, description) */
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verifySerialization("calc(25.4q + 1vh + 12%)", "calc(12% + 24px + 1vh)", "testing calc(25.4q + 1vh + 12%)");
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verifySerialization("calc(1em + 1.27cm + 13% + 3em)", "calc(13% + 4em + 48px)", "testing calc(1em + 1.27cm + 13% + 3em)");
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verifySerialization("calc(1vmin - 14%)", "calc(-14% + 1vmin)", "testing calc(1vmin - 14%)");
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verifySerialization("calc(15vw + 16vmin - 17vh)", "calc(-17vh + 16vmin + 15vw)", "testing calc(15vw + 16vmin - 17vh)");
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verifySerialization("calc(-80px + 25.4mm)", "calc(16px)", "testing calc(-80px + 25.4mm)");
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/*
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This calc(-80px + 25.4mm) test is on purpose last. We want the
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div#target to occupy 16px and to not cause document box height
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to be unneedlessly tall.
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*/
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}
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startTesting();
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</script>
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