--- a/tests/test-exchange-B2.t	Thu Mar 09 22:57:41 2017 -0800
+++ b/tests/test-exchange-B2.t	Fri Mar 10 10:36:46 2017 -0800
@@ -41,6 +41,12 @@
   
   $ hg debugobsolete
   f5bc6836db60e308a17ba08bf050154ba9c4fad7 0 {a9bdc8b26820b1b87d585b82eb0ceb4a2ecdbc04} (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
+  $ hg debugobsrelsethashtree
+  a9bdc8b26820b1b87d585b82eb0ceb4a2ecdbc04 52a5380bc04783a9ad43bb2ab2f47a02ef02adcc
+  f5bc6836db60e308a17ba08bf050154ba9c4fad7 c5a567339e205e8cc4c494e4fb82944daaec449c
+  $ hg debugstablerange --rev 'head()'
+  rev         node index size depth      obshash
+    0 a9bdc8b26820     0    1     1 52a5380bc047
   $ cd ..
   $ cd ..