--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/test-check-shbang.t	Wed Apr 06 19:09:12 2016 +0000
@@ -0,0 +1,13 @@
+#require test-repo
+
+  $ cd "`dirname "$TESTDIR"`"
+
+look for python scripts that do not use /usr/bin/env
+
+  $ hg files 'set:grep(r"^#!.*?python") and not grep(r"^#!/usr/bin/env python")'
+  [1]
+
+look for shell scripts that do not use /bin/sh
+
+  $ hg files 'set:grep(r"^#!.*/bin/sh") and not grep(r"^#!/bin/sh")'
+  [1]