1 files changed, 73 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..cc3d69ece4
--- /dev/null
+++ b/dom/base/test/worker_postMessages.js
@@ -0,0 +1,73 @@
+function test_workers() {
+  onmessage = function(e) {
+    postMessage(e.data, e.ports);
+  };
+
+  onmessageerror = function(e) {
+    postMessage("error");
+  };
+}
+
+function test_sharedWorkers(port) {
+  port.onmessage = function(e) {
+    if (e.data == "terminate") {
+      close();
+    } else {
+      port.postMessage(e.data, e.ports);
+    }
+  };
+
+  port.onmessageerror = function(e) {
+    port.postMessage("error");
+  };
+}
+
+function test_broadcastChannel(obj) {
+  var bc = new BroadcastChannel("postMessagesTest_inWorkers");
+  bc.onmessage = function(e) {
+    obj.postMessage(e.data);
+  };
+
+  bc.onmessageerror = function() {
+    obj.postMessage("error");
+  };
+}
+
+function test_messagePort(port) {
+  port.onmessage = function(e) {
+    postMessage(e.data, e.ports);
+  };
+
+  port.onmessageerror = function(e) {
+    postMessage("error");
+  };
+}
+
+onconnect = function(e) {
+  e.ports[0].onmessage = ee => {
+    if (ee.data == "sharedworkers") {
+      test_sharedWorkers(e.ports[0]);
+      e.ports[0].postMessage("ok");
+    } else if (ee.data == "broadcastChannel") {
+      test_broadcastChannel(e.ports[0]);
+      e.ports[0].postMessage("ok");
+    } else if (ee.data == "terminate") {
+      close();
+    }
+  };
+};
+
+onmessage = function(e) {
+  if (e.data == "workers") {
+    test_workers();
+    postMessage("ok");
+  } else if (e.data == "broadcastChannel") {
+    test_broadcastChannel(self);
+    postMessage("ok");
+  } else if (e.data == "messagePort") {
+    test_messagePort(e.ports[0]);
+    postMessage("ok");
+  } else {
+    postMessage("ko");
+  }
+};