1 files changed, 16 insertions, 0 deletions
diff --git a/testing/mochitest/tests/browser/head.js b/testing/mochitest/tests/browser/head.js
new file mode 100644
index 0000000000..cd9565f743
--- /dev/null
+++ b/testing/mochitest/tests/browser/head.js
@@ -0,0 +1,16 @@
+var headVar = "I'm a var in head file";
+
+function headMethod() {
+  return true;
+}
+
+ok(true, "I'm a test in head file");
+
+registerCleanupFunction(function() {
+  ok(true, "I'm a cleanup function in head file");
+  is(
+    this.headVar,
+    "I'm a var in head file",
+    "Head cleanup function scope is correct"
+  );
+});