view tests/test-dirstate-backup.t @ 48247:c62e4397eb28

copy: recommend `--at-rev .` if target was added in parent commit

If the target file was added in the working copy parent, it's much
more likely that the user meant to use `--at-rev .` (to record the
copy/rename in the that commit) than `--force` (to replace the
just-added file by another file).

Differential Revision: https://phab.mercurial-scm.org/D11667

Set up

  $ hg init repo
  $ cd repo

Try to import an empty patch

  $ hg import --no-commit - <<EOF
  > EOF
  applying patch from stdin
  abort: stdin: no diffs found
  [10]

No dirstate backups are left behind

  $ ls .hg/dirstate* | sort
  .hg/dirstate