view tests/test-diff-issue2761.t @ 17422:93bc65e970c0 stable

mergetools.hgrc: set vimdiff to check=changed

The standard reaction in from of unexpected vimdiff is to ":quit". This will
make vimdiff return a 0 status even if no merge were done at all.

This change detect that nothing have been changed in vimdiff as a potential
unresolved conflict.

Test issue2761

  $ hg init

  $ touch to-be-deleted
  $ hg add
  adding to-be-deleted
  $ hg ci -m first
  $ echo a > to-be-deleted
  $ hg ci -m second
  $ rm to-be-deleted
  $ hg diff -r 0

Same issue, different code path

  $ hg up -C
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ touch doesnt-exist-in-1
  $ hg add
  adding doesnt-exist-in-1
  $ hg ci -m third
  $ rm doesnt-exist-in-1
  $ hg diff -r 1