--- a/tests/test-blackbox.t	Sun Dec 16 16:31:31 2018 +0900
+++ b/tests/test-blackbox.t	Sat Dec 15 17:52:14 2018 +0900
@@ -22,6 +22,9 @@
   > [alias]
   > confuse = log --limit 3
   > so-confusing = confuse --style compact
+  > [blackbox]
+  > track = backupbundle, branchcache, command, commandalias, commandexception,
+  >         commandfinish, debug, exthook, incoming, pythonhook, tagscache
   > EOF
 
   $ hg init blackboxtest