evolve: add test to demonstrate a bug when no active topic
Added test shows that the logic to find the destination for
`hg up` in the case when "working directory parent has a topic
but wdir has no active topic" is buggy.
This will be fixed in next patch.
# Copyright 2019 Pierre-Yves David <pierre-yves.david@octobus.net>
#
# This software may be used and distributed according to the terms of the
# GNU General Public License version 2 or any later version.
def hastopicext(repo):
"""True if the repo use the topic extension"""
return getattr(repo, 'hastopicext', False)