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-rw-r--r--testing/web-platform/tests/shadow-dom/invalidate-shadow-dom-crash.html12
1 files changed, 12 insertions, 0 deletions
diff --git a/testing/web-platform/tests/shadow-dom/invalidate-shadow-dom-crash.html b/testing/web-platform/tests/shadow-dom/invalidate-shadow-dom-crash.html
new file mode 100644
index 0000000000..ebbcabf131
--- /dev/null
+++ b/testing/web-platform/tests/shadow-dom/invalidate-shadow-dom-crash.html
@@ -0,0 +1,12 @@
+<style>
+.c~*{}
+</style>
+<script>
+document.addEventListener('DOMContentLoaded', () => {
+ b.select()
+ a.className = "c"
+})
+</script>
+<details>
+<summary id="a"></summary>
+<textarea id="b">