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<!DOCTYPE html>
<title>The revert-rule keyword: interaction with nesting</title>
<link rel="help" href="https://github.com/w3c/csswg-drafts/issues/10443">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
:root {
#test1 {
color: green;
}
#test1 {
color: red;
color: revert-rule;
}
}
</style>
<div id=test1></div>
<script>
test(() => {
assert_true(CSS.supports('color:revert-rule'));
assert_equals(getComputedStyle(test1).color, 'rgb(0, 128, 0)')
}, 'The revert-rule keyword can revert to a nested rule');
</script>
<style>
:root {
#test2 {
/* CSSNestedDeclarationsRule { */
color: green;
/* } */
& {
color: red;
color: revert-rule;
}
}
}
</style>
<div id=test2></div>
<script>
test(() => {
assert_true(CSS.supports('color:revert-rule'));
assert_equals(getComputedStyle(test2).color, 'rgb(0, 128, 0)')
}, 'The revert-rule keyword can revert to a CSSNestedDeclarationsRule');
</script>
<style>
:root {
#test3 {
/* CSSNestedDeclarationsRule { */
color: green;
/* } */
.something {}
/* CSSNestedDeclarationsRule { */
color: red;
color: revert-rule;
/* } */
}
}
</style>
<div id=test3></div>
<script>
test(() => {
assert_true(CSS.supports('color:revert-rule'));
assert_equals(getComputedStyle(test3).color, 'rgb(0, 128, 0)')
}, 'The revert-rule keyword can revert from a CSSNestedDeclarationsRule');
</script>
<style>
@scope (#test4) {
/* CSSNestedDeclarationsRule { */
color: green;
/* } */
}
#test4 {
color: red;
color: revert-rule;
}
</style>
<div id=test4></div>
<script>
test(() => {
assert_true(CSS.supports('color:revert-rule'));
assert_equals(getComputedStyle(test4).color, 'rgb(0, 128, 0)')
}, 'The revert-rule keyword can revert to scoped declarations');
</script>
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