1 files changed, 12 insertions, 0 deletions
diff --git a/testing/web-platform/tests/service-workers/service-worker/resources/clients-get-frame.html b/testing/web-platform/tests/service-workers/service-worker/resources/clients-get-frame.html
new file mode 100644
index 000000000..27143d4b9
--- /dev/null
+++ b/testing/web-platform/tests/service-workers/service-worker/resources/clients-get-frame.html
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<script>
+
+  fetch("clientId")
+    .then(function(response) {
+        return response.text();
+      })
+    .then(function(text) {
+        parent.postMessage({clientId: text}, "*");
+      });
+
+</script>