1 files changed, 20 insertions, 0 deletions
diff --git a/toolkit/components/extensions/test/mochitest/file_remote_frame.html b/toolkit/components/extensions/test/mochitest/file_remote_frame.html
new file mode 100644
index 0000000000..f1b9240092
--- /dev/null
+++ b/toolkit/components/extensions/test/mochitest/file_remote_frame.html
@@ -0,0 +1,20 @@
+<!DOCTYPE>
+<html>
+  <head>
+    <meta charset="utf-8">
+    <script>
+      "use strict";
+      var response = {
+        tabs: false,
+        cookie: document.cookie,
+      };
+      try {
+        browser.tabs.create({url: "file_sample.html"});
+        response.tabs = true;
+      } catch (e) {
+        // ok
+      }
+      window.parent.postMessage(response, "*");
+    </script>
+  </head>
+</html>