tests/crashgetbundler.py

tests: test that narrow preserves bookmarks on widen

When widening inserts older commits in the changelog, we have to
preserve bookmarks so they are not removed by the call to
repair.strip() we temporarily do. We didn't have any tests for that
before.

Differential Revision: https://phab.mercurial-scm.org/D5396

from __future__ import absolute_import

from mercurial.i18n import _
from mercurial import (
        changegroup,
        error,
        extensions
    )

def abort(orig, *args, **kwargs):
    raise error.Abort(_('this is an exercise'))

def uisetup(ui):
    extensions.wrapfunction(changegroup, 'getbundler', abort)