--- a/tests/test-exchange-D3.t	Thu Mar 09 22:57:41 2017 -0800
+++ b/tests/test-exchange-D3.t	Fri Mar 10 10:36:46 2017 -0800
@@ -53,6 +53,15 @@
   $ hg debugobsolete
   28b51eb45704506b5c603decd6bf7ac5e0f6a52f 6aa67a7b4baa6fb41b06aed38d5b1201436546e2 0 (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
   6aa67a7b4baa6fb41b06aed38d5b1201436546e2 0 {35b1839966785d5703a01607229eea932db42f87} (Thu Jan 01 00:00:00 1970 +0000) {'user': 'test'}
+  $ hg debugobsrelsethashtree
+  a9bdc8b26820b1b87d585b82eb0ceb4a2ecdbc04 0000000000000000000000000000000000000000
+  28b51eb45704506b5c603decd6bf7ac5e0f6a52f 0000000000000000000000000000000000000000
+  35b1839966785d5703a01607229eea932db42f87 65a9f21dff0702355e973a8f31d3b3b7e59376fb
+  $ hg debugstablerange --rev 'head()'
+  rev         node index size depth      obshash
+    2 35b183996678     0    2     2 65a9f21dff07
+    2 35b183996678     1    1     2 65a9f21dff07
+    0 a9bdc8b26820     0    1     1 000000000000
   $ cd ..
   $ cd ..