servo/tests/wpt/web-platform-tests/css/css-nesting/implicit-nesting.html

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HTML

<!DOCTYPE html>
<title>Implicit nesting</title>
<link rel="author" title="Steinar H. Gunderson" href="mailto:sesse@chromium.org">
<link rel="help" href="https://drafts.csswg.org/css-nesting-1/">
<link rel="match" href="implicit-nesting-ref.html">
<style>
.test {
background-color: red;
width: 100px;
height: 100px;
display: grid;
}
.test-1 {
> div {
background-color: green;
}
}
.test-2 {
.test-2-child {
background-color: green;
}
}
.test-2-child {
background-color: red;
}
.test-3-child {
background-color: red;
}
.test-3-child {
.test-3 & {
background-color: green;
}
}
.test-4 {
:is(&) {
background-color: green;
}
}
.test {
:is(.test-5, &.does-not-exist) {
background-color: green;
}
}
body * + * {
margin-top: 8px;
}
</style>
<body>
<p>Tests pass if <strong>block is green</strong></p>
<div class="test test-1"><div></div></div>
<div class="test test-2"><div class="test-2-child"></div></div>
<div class="test test-3"><div class="test-3-child"></div></div>
<div class="test test-4"></div>
<div class="test test-5"></div>
</body>