From 2aa4a82499d4becd2284cdb482213d541b8804dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 16:29:10 +0200
Subject: Adding upstream version 86.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../test/test_custom_content_inheritance.html      | 26 ++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 layout/style/test/test_custom_content_inheritance.html

(limited to 'layout/style/test/test_custom_content_inheritance.html')
diff --git a/layout/style/test/test_custom_content_inheritance.html b/layout/style/test/test_custom_content_inheritance.html
new file mode 100644
index 0000000000..ccbce86574
--- /dev/null
+++ b/layout/style/test/test_custom_content_inheritance.html
@@ -0,0 +1,26 @@
+<!doctype html>
+<title>Test for custom content inheritance</title>
+<style>
+  html { color: red !important; }
+</style>
+<script src="/tests/SimpleTest/SimpleTest.js"></script>
+<script>
+onload = function() {
+  try {
+    let doc = SpecialPowers.wrap(document);
+    let div = doc.createElement('div');
+    div.id = "test-id";
+    ok(!!doc.insertAnonymousContent,
+       "Must have the insertAnonymousContent API");
+    let content = doc.insertAnonymousContent(div);
+    ok(!!content, "Must have anon content");
+    isnot(content.getComputedStylePropertyValue("test-id", "color"),
+          getComputedStyle(document.documentElement).color,
+          "Custom anon content shouldn't inherit from the root element");
+  } catch(e) {
+    ok(false, "Threw: " + e);
+  }
+  SimpleTest.finish();
+};
+SimpleTest.waitForExplicitFinish();
+</script>
-- 
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