D3444: tests: comprehensively test exit handling

[yuja (Yuya Nishihara)]

yuja added a comment.


  I generally like the direction of this series, but I think there's no point
  to extend Mercurial's exit code handling to support all weird Python types.
  
  Only ints and (None for 0) are ever valid.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D3444

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