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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>CSS Transform Module Level 2: calc values</title>
<link rel="author" title="Eric Willigers" href="mailto:ericwilligers@chromium.org">
<link rel="help" href="https://drafts.csswg.org/css-transforms-2/">
<link rel="help" href="https://drafts.csswg.org/css-values-3/#calc-notation">
<meta name="assert" content="calc values are supported in css-transforms properties.">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
#container {
width: 600px;
height: 500px;
transform-style: preserve-3d;
}
#target {
width: 300px;
height: 200px;
font-size: 20px;
}
</style>
</head>
<body>
<div id="container">
<div id="target"></div>
</div>
<script>
'use strict';
test(function(){
target.style = 'translate: calc(30px + 20%) calc(-200px + 100%);';
assert_equals(getComputedStyle(target).translate, 'calc(20% + 30px) calc(100% - 200px)');
}, 'translate supports calc');
test(function(){
target.style = 'rotate: calc(1turn - 100grad);';
assert_equals(getComputedStyle(target).rotate, '270deg');
}, 'rotate supports calc');
test(function(){
target.style = 'scale: calc(5 + 2) calc(5 - 2) calc(5 * 2);';
assert_equals(getComputedStyle(target).scale, '7 3 10');
}, 'scale supports calc');
test(function(){
target.style = 'perspective: calc(100px - 3em);';
assert_equals(getComputedStyle(target).perspective, '40px');
}, 'perspective supports calc');
test(function(){
target.style = 'perspective-origin: calc(30px + 20%) calc(-200px + 100%);';
assert_equals(getComputedStyle(target).perspectiveOrigin, '90px 0px');
}, 'perspective-origin supports calc');
test(function(){
target.style = 'transform: translate(calc(30px + 20%), calc(-200px + 100%)) rotate(calc(1turn - 400grad)) scale(calc(5 + 2), calc(5 - 2));';
assert_equals(getComputedStyle(target).transform, 'matrix(7, 0, 0, 3, 90, 0)');
}, 'transform supports calc');
test(function(){
target.style = 'transform-origin: calc(30px + 20%) calc(-200px + 100%);';
assert_equals(getComputedStyle(target).transformOrigin, '90px 0px');
}, 'transform-origin supports calc');
</script>
</body>
</html>
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