--- a/tests/test-fold.t	Sun Jul 23 16:39:21 2017 +0200
+++ b/tests/test-fold.t	Sun Jul 23 07:32:54 2017 +0200
@@ -200,5 +200,21 @@
   o  0 - 1ea73414a91b r0 [debugbuilddag] (public)
   
 
+  $ hg fold --from 'desc("r4")' -U
+  2 changesets folded
+  0 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  $ hg log -G
+  @  15 - 91880abed0f2 r4 [test] (draft)
+  |
+  | o  12 - b568edbee6e0 r8 [debugbuilddag] (draft)
+  |/
+  o  3 - 2dc09a01254d r3 [debugbuilddag] (draft)
+  |
+  o  2 - 01241442b3c2 r2 [debugbuilddag] (draft)
+  |
+  o  1 - 66f7d451a68b r1 [debugbuilddag] (draft)
+  |
+  o  0 - 1ea73414a91b r0 [debugbuilddag] (public)
+  
   $ cd ..