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<!DOCTYPE html>
<html>
<head>
<title>CSS variable references - via CSSOM</title>
<meta rel="author" title="Kevin Babbitt">
<meta rel="author" title="Greg Whitworth">
<link rel="author" title="Microsoft Corporation" href="http://microsoft.com" />
<!-- This is not directly specified in the spec but should work -->
<link rel="help" href="http://www.w3.org/TR/css-variables-1/#defining-variables">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
</head>
<body>
<div id="target1"></div>
<div id="target2" style="background-color: red;"></div>
<script type="text/javascript">
"use strict";
// This test verifies that variable references are usable when set via CSSOM calls.
function TestCssom() {
var target = document.getElementById("target1");
target.style.setProperty("background-color", "var(--prop)");
assert_equals(target.style.backgroundColor, "var(--prop)", "background-color property value after calling setProperty");
assert_equals(target.style.getPropertyValue("background-color"), "var(--prop)", "getPropertyValue('background-color') after calling setProperty");
target.style.removeProperty("background-color");
assert_equals(target.style.backgroundColor, "", "background-color property value after calling removeProperty");
assert_equals(target.style.getPropertyValue("background-color"), "", "getPropertyValue('background-color') after calling removeProperty");
}
function TestCssomOverridingMarkup() {
var target = document.getElementById("target1");
target.style.setProperty("background-color", "var(--prop)");
assert_equals(target.style.backgroundColor, "var(--prop)", "background-color property value after calling setProperty");
assert_equals(target.style.getPropertyValue("background-color"), "var(--prop)", "getPropertyValue('background-color') after calling setProperty");
target.style.removeProperty("background-color");
assert_equals(target.style.backgroundColor, "", "background-color property value after calling removeProperty");
assert_equals(target.style.getPropertyValue("background-color"), "", "getPropertyValue('background-color') after calling removeProperty");
}
test(TestCssom, "Verify correct results using CSSOM");
test(TestCssomOverridingMarkup, "Verify correct results with CSSOM overriding markup-set values");
</script>
</body>
</html>
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