1 files changed, 33 insertions, 0 deletions
diff --git a/dom/base/test/worker_postMessages.js b/dom/base/test/worker_postMessages.js
new file mode 100644
index 0000000000..968ec209a2
--- /dev/null
+++ b/dom/base/test/worker_postMessages.js
@@ -0,0 +1,33 @@
+function test_workers() {
+  onmessage = function(e) {
+    postMessage(e.data, e.ports);
+  }
+}
+
+function test_broadcastChannel() {
+  var bc = new BroadcastChannel('postMessagesTest_inWorkers');
+  bc.onmessage = function(e) {
+    postMessage(e.data);
+  }
+}
+
+function test_messagePort(port) {
+  port.onmessage = function(e) {
+    postMessage(e.data, e.ports);
+  }
+}
+
+onmessage = function(e) {
+  if (e.data == 'workers') {
+    test_workers();
+    postMessage('ok');
+  } else if (e.data == 'broadcastChannel') {
+    test_broadcastChannel();
+    postMessage('ok');
+  } else if (e.data == 'messagePort') {
+    test_messagePort(e.ports[0]);
+    postMessage('ok');
+  } else {
+    postMessage('ko');
+  }
+}