diff --git a/tests/test-committer b/tests/test-committer
new file mode 100755
--- /dev/null
+++ b/tests/test-committer
@@ -0,0 +1,12 @@
+#!/bin/sh
+
+unset HGUSER
+EMAIL="My Name <myname@example.com>"
+export EMAIL
+
+hg init test
+cd test
+touch asdf
+hg add asdf
+hg commit -d '1000000 0' -m commit-1
+hg tip