1 files changed, 8 insertions, 0 deletions
diff --git a/testing/web-platform/tests/client-hints/critical-ch/iframe.https.window.js b/testing/web-platform/tests/client-hints/critical-ch/iframe.https.window.js
new file mode 100644
index 0000000000..f4dd295208
--- /dev/null
+++ b/testing/web-platform/tests/client-hints/critical-ch/iframe.https.window.js
@@ -0,0 +1,8 @@
+// META: script=resources/util.js
+
+async_test((t) => {
+  var iframe = document.createElement("iframe");
+  iframe.src = ECHO_URL;
+  document.body.appendChild(iframe);
+  iframe.contentWindow.addEventListener('message', message_listener(t, "FAIL"));
+}, "Critical-CH iframe");