1 files changed, 23 insertions, 0 deletions
diff --git a/test/wpt/tests/service-workers/service-worker/ServiceWorkerGlobalScope/resources/extendable-message-event-ping-worker.js b/test/wpt/tests/service-workers/service-worker/ServiceWorkerGlobalScope/resources/extendable-message-event-ping-worker.js
new file mode 100644
index 0000000..d07b229
--- /dev/null
+++ b/test/wpt/tests/service-workers/service-worker/ServiceWorkerGlobalScope/resources/extendable-message-event-ping-worker.js
@@ -0,0 +1,23 @@
+importScripts('./extendable-message-event-utils.js');
+
+self.addEventListener('message', function(event) {
+    switch (event.data.type) {
+      case 'start':
+        // Send a ping message to another service worker.
+        self.registration.waiting.postMessage(
+            {type: 'ping', client_id: event.source.id});
+        break;
+      case 'pong':
+        var results = {
+            pingOrPong: 'pong',
+            event: ExtendableMessageEventUtils.serialize(event)
+        };
+        var client_id = event.data.client_id;
+        event.waitUntil(clients.get(client_id)
+            .then(function(client) {
+                client.postMessage({type: 'record', results: results});
+                client.postMessage({type: 'finish'});
+              }));
+        break;
+    }
+  });