--- a/tests/test-exchange-A5.t	Thu Mar 09 22:57:41 2017 -0800
+++ b/tests/test-exchange-A5.t	Fri Mar 10 10:36:46 2017 -0800
@@ -69,6 +69,19 @@
   aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa 28b51eb45704506b5c603decd6bf7ac5e0f6a52f 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   6e72f0a95b5e01a7504743aa941f69cb1fbef8b0 f6298a8ac3a4b78bbeae5f1d3dc5bc3c3812f0f3 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   28b51eb45704506b5c603decd6bf7ac5e0f6a52f 8c0a98c8372212c6efde4bfdcef006f27ff759d3 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
+  $ hg debugobsrelsethashtree
+  a9bdc8b26820b1b87d585b82eb0ceb4a2ecdbc04 0000000000000000000000000000000000000000
+  28b51eb45704506b5c603decd6bf7ac5e0f6a52f 5d69322fad9eb1ba8f8f2c2312346ed347fdde76
+  6e72f0a95b5e01a7504743aa941f69cb1fbef8b0 fd3e5712c9c2d216547d7a1b87ac815ee1fb7542
+  f6298a8ac3a4b78bbeae5f1d3dc5bc3c3812f0f3 91716bfd671b5a5854a47ac5d392edfdd25e431a
+  8c0a98c8372212c6efde4bfdcef006f27ff759d3 6e8c8c71c47a2bfc27c7cf2b1f4174977ede9f21
+  $ hg debugstablerange --rev 'head()'
+  rev         node index size depth      obshash
+    4 8c0a98c83722     0    3     3 70185b996296
+    3 f6298a8ac3a4     0    2     2 91716bfd671b
+    4 8c0a98c83722     2    1     3 4d835a45c1e9
+    0 a9bdc8b26820     0    1     1 000000000000
+    3 f6298a8ac3a4     1    1     2 91716bfd671b
   $ cd ..
   $ cd ..