--- a/tests/test-tag	Wed Jul 19 07:56:40 2006 -0700
+++ b/tests/test-tag	Fri Jul 21 01:40:07 2006 +0200
@@ -19,6 +19,11 @@
 cat .hgtags
 cat .hg/localtags
 
+hg update 0
+hg tag -d "1000000 0" "foobar"
+cat .hgtags
+cat .hg/localtags
+
 hg tag -l 'xx
 newline'
 hg tag -l 'xx:xx'