From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../tests/css/css-nesting/invalidation-001.html    | 33 ++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 testing/web-platform/tests/css/css-nesting/invalidation-001.html

(limited to 'testing/web-platform/tests/css/css-nesting/invalidation-001.html')
diff --git a/testing/web-platform/tests/css/css-nesting/invalidation-001.html b/testing/web-platform/tests/css/css-nesting/invalidation-001.html
new file mode 100644
index 0000000000..a9a4284cc3
--- /dev/null
+++ b/testing/web-platform/tests/css/css-nesting/invalidation-001.html
@@ -0,0 +1,33 @@
+<!doctype html>
+<title>CSS Selectors nested invalidation on changed parent</title>
+<link rel="author" title="Steinar H. Gunderson" href="mailto:sesse@chromium.org">
+<link rel="help" href="https://drafts.csswg.org/css-nesting-1/">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+
+<style>
+  .b {
+    color: red;
+  }
+  .a {
+    & .b {
+      color: green;
+    }
+  }
+</style>
+
+<div id="container">
+  <div id="child" class="b">
+    Test passes if color is green.
+  </div>
+</div>
+
+<script>
+  test(() => {
+    let container = document.getElementById('container');
+    let child = document.getElementById('child');
+    assert_equals(getComputedStyle(child).color, 'rgb(255, 0, 0)');
+    container.classList.add('a');
+    assert_equals(getComputedStyle(child).color, 'rgb(0, 128, 0)');
+  });
+</script>
-- 
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