diff -r 1f65d7d46545 -r d618558e4e8b tests/test-bundle2-format.t
--- a/tests/test-bundle2-format.t	Sat May 05 18:03:01 2018 -0500
+++ b/tests/test-bundle2-format.t	Tue May 08 11:39:38 2018 +0200
@@ -993,7 +993,7 @@
 
   $ hg debugbundle ../rev.hg2
   Stream params: {}
-  changegroup -- {}
+  changegroup -- {} (mandatory: False)
       32af7686d403cf45b5d95f2d70cebea587ac806a
       9520eea781bcca16c1e15acc0ba14335a0e8e5ba
       eea13746799a9e0bfd88f29d3c2e9dc9389f524f
@@ -1122,7 +1122,7 @@
   0370: 3b 19 fd af c5 3f f1 60 c3 17                   |;....?.`..|
   $ hg debugbundle ../rev.hg2.bz
   Stream params: {Compression: GZ}
-  changegroup -- {}
+  changegroup -- {} (mandatory: False)
       32af7686d403cf45b5d95f2d70cebea587ac806a
       9520eea781bcca16c1e15acc0ba14335a0e8e5ba
       eea13746799a9e0bfd88f29d3c2e9dc9389f524f
@@ -1209,7 +1209,7 @@
   0430: 2e e4 8a 70 a1 21 46 96 30 7a                   |...p.!F.0z|
   $ hg debugbundle ../rev.hg2.bz
   Stream params: {Compression: BZ}
-  changegroup -- {}
+  changegroup -- {} (mandatory: False)
       32af7686d403cf45b5d95f2d70cebea587ac806a
       9520eea781bcca16c1e15acc0ba14335a0e8e5ba
       eea13746799a9e0bfd88f29d3c2e9dc9389f524f