1 files changed, 14 insertions, 0 deletions
diff --git a/dom/workers/test/longThread_worker.js b/dom/workers/test/longThread_worker.js
new file mode 100644
index 0000000000..4096354aca
--- /dev/null
+++ b/dom/workers/test/longThread_worker.js
@@ -0,0 +1,14 @@
+/**
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+onmessage = function (event) {
+  switch (event.data) {
+    case "start":
+      for (var i = 0; i < 10000000; i++) {}
+      postMessage("done");
+      break;
+    default:
+      throw "Bad message: " + event.data;
+  }
+};