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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-ui/historical/moz-user-modify-03.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<meta charset="utf-8">
<title>-moz-user-modify should be unsupported in CSS.supports</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
@supports (-moz-user-modify: read-only) {
#content {
width: 10px;
height: 10px;
background-color: red;
}
}
</style>
<div id="content"></div>
<script>
test(function() {
const content = document.getElementById('content');
assert_not_equals(getComputedStyle(content).getPropertyValue('background-color'), 'rgb(255, 0, 0)');
}, '@supports doesn\'t use unsupported -moz-user-modify property');
test(function() {
const supportsMozUserModifyProperty = CSS.supports(`(-moz-user-modify: read-only) or
(-moz-user-modify: read-write) or
(-moz-user-modify: write-only)`);
assert_equals(supportsMozUserModifyProperty, false);
}, 'CSS.supports doesn\'t use unsupported -moz-user-modify property');
</script>