1 files changed, 15 insertions, 0 deletions
diff --git a/dom/html/test/script_fakepath.js b/dom/html/test/script_fakepath.js
new file mode 100644
index 0000000000..ac24dc90a2
--- /dev/null
+++ b/dom/html/test/script_fakepath.js
@@ -0,0 +1,15 @@
+/* eslint-env mozilla/chrome-script */
+
+Cu.importGlobalProperties(["File"]);
+
+addMessageListener("file.open", function (e) {
+  var tmpFile = Cc["@mozilla.org/file/directory_service;1"]
+    .getService(Ci.nsIDirectoryService)
+    .QueryInterface(Ci.nsIProperties)
+    .get("ProfD", Ci.nsIFile);
+  tmpFile.append("prefs.js");
+
+  File.createFromNsIFile(tmpFile).then(file => {
+    sendAsyncMessage("file.opened", { data: [file] });
+  });
+});