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