1 files changed, 13 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/semantics/embedded-content/the-iframe-element/iframe-document-move-crash.html b/testing/web-platform/tests/html/semantics/embedded-content/the-iframe-element/iframe-document-move-crash.html
new file mode 100644
index 0000000000..43da8bf50c
--- /dev/null
+++ b/testing/web-platform/tests/html/semantics/embedded-content/the-iframe-element/iframe-document-move-crash.html
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+This test passes if it does not crash.
+<script>
+  var doc1 = document.documentElement;
+  let iframe1 = document.createElement("iframe");
+  doc1.appendChild(iframe1);
+  separateDoc = document.implementation.createDocument("", null);
+  iframe1.addEventListener("DOMFocusOut", function () {  separateDoc.adoptNode(iframe1); });
+  iframe1.focus();
+  iframe1 = document.createElement("iframe");
+  doc1.appendChild(iframe1);
+  iframe1.focus();
+</script>