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-rw-r--r--dom/messagechannel/tests/unit/chromeWorker_messageChannel.js14
1 files changed, 14 insertions, 0 deletions
diff --git a/dom/messagechannel/tests/unit/chromeWorker_messageChannel.js b/dom/messagechannel/tests/unit/chromeWorker_messageChannel.js
new file mode 100644
index 0000000000..3f557a4fb2
--- /dev/null
+++ b/dom/messagechannel/tests/unit/chromeWorker_messageChannel.js
@@ -0,0 +1,14 @@
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+onmessage = function (pingEvt) {
+ if (pingEvt.data == "ping") {
+ let { port1, port2 } = new MessageChannel();
+ port2.onmessage = helloEvt => {
+ if (helloEvt.data == "hello") {
+ helloEvt.ports[0].postMessage("goodbye");
+ }
+ };
+ pingEvt.ports[0].postMessage("pong", [port1]);
+ }
+};