Add the reported testcase into editing/crashtests of WPT

masayuki-nakano · moz-wptsync-bot · commit ee47673aa971 · 2025-07-19T01:03:02.000+01:00
The bug itself has gone because the legacy white-space normalizer was removed in bug 1951038. Differential Revision: https://phabricator.services.mozilla.com/D257799 bugzilla-url: https://bugzilla.mozilla.org/show_bug.cgi?id=1949897 gecko-commit: 903d4d0a2fa2dbe377e67f95d6c0607522d26131 gecko-reviewers: dom-core, edgar
diff --git a/editing/crashtests/insert-nodes-into-meta-element.html b/editing/crashtests/insert-nodes-into-meta-element.html
@@ -0,0 +1,27 @@
+<!doctype html>
+<html>
+<head>
+<meta charset="utf-8">
+<script>
+"use strict";
+
+document.addEventListener("DOMContentLoaded", () => {
+  document.getElementById("meta").appendChild(
+    document.getElementById("br").parentNode.removeChild(
+      document.getElementById("br")
+    )
+  );
+  document.getElementById("meta").appendChild(
+    document.getElementById("ruby").cloneNode(true)
+  );
+  document.getElementById("meta").insertBefore(
+    document.getElementById("br"), // should be null
+    undefined
+  );
+});
+</script>
+</head><body contenteditable="true">
+<meta id="meta">
+<br id="br">
+<ruby id="ruby" contenteditable="false">
+</ruby></body></html>
