1 files changed, 9 insertions, 0 deletions
diff --git a/toolkit/components/extensions/test/mochitest/webrequest_chromeworker.js b/toolkit/components/extensions/test/mochitest/webrequest_chromeworker.js
new file mode 100644
index 0000000000..14d3ad2bab
--- /dev/null
+++ b/toolkit/components/extensions/test/mochitest/webrequest_chromeworker.js
@@ -0,0 +1,9 @@
+"use strict";
+
+/* eslint-env worker */
+
+onmessage = function (event) {
+  fetch("https://example.com/example.txt").then(() => {
+    postMessage("Done!");
+  });
+};