1 files changed, 12 insertions, 0 deletions
diff --git a/toolkit/components/url-classifier/tests/mochitest/cleanWorker.js b/toolkit/components/url-classifier/tests/mochitest/cleanWorker.js
new file mode 100644
index 0000000000..e7361119b6
--- /dev/null
+++ b/toolkit/components/url-classifier/tests/mochitest/cleanWorker.js
@@ -0,0 +1,12 @@
+/* eslint-env worker */
+
+onmessage = function () {
+  try {
+    importScripts("evilWorker.js");
+  } catch (ex) {
+    postMessage("success");
+    return;
+  }
+
+  postMessage("failure");
+};