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-rw-r--r--testing/web-platform/tests/accessibility/crashtests/activedescendant-crash.html7
1 files changed, 7 insertions, 0 deletions
diff --git a/testing/web-platform/tests/accessibility/crashtests/activedescendant-crash.html b/testing/web-platform/tests/accessibility/crashtests/activedescendant-crash.html
new file mode 100644
index 0000000000..ac0dc5d5ed
--- /dev/null
+++ b/testing/web-platform/tests/accessibility/crashtests/activedescendant-crash.html
@@ -0,0 +1,7 @@
+<iframe></iframe>
+<script>
+let frame = document.querySelector("iframe");
+window.xyz = frame.contentWindow.accessibilityController.focusedElement;
+frame.remove();
+window.xyz.activeDescendant;
+</script>