D339: tests: verify that peer instances only expose interface members

[indygreg (Gregory Szorc)]

indygreg added a comment.


  In https://phab.mercurial-scm.org/D339#5376, @durin42 wrote:
  
  > Might also be neat to have a test to assert the peer and legacy peer interfaces don't overlap?
  
  
  This can be done as a follow-up IMO.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D339

To: indygreg, #hg-reviewers, durin42
Cc: durin42, mercurial-devel