1 files changed, 26 insertions, 0 deletions
diff --git a/extensions/permissions/test/unit/head.js b/extensions/permissions/test/unit/head.js
new file mode 100644
index 0000000000..b5b2518e22
--- /dev/null
+++ b/extensions/permissions/test/unit/head.js
@@ -0,0 +1,26 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+
+var { NetUtil } = ChromeUtils.import("resource://gre/modules/NetUtil.jsm");
+
+// Helper to step a generator function and catch a StopIteration exception.
+function do_run_generator(generator) {
+  try {
+    generator.next();
+  } catch (e) {
+    do_throw("caught exception " + e, Components.stack.caller);
+  }
+}
+
+// Helper to finish a generator function test.
+function do_finish_generator_test(generator) {
+  executeSoon(function () {
+    generator.return();
+    do_test_finished();
+  });
+}
+
+function do_count_array(all) {
+  return all.length;
+}