view tests/failfilemerge.py @ 51453:bb8612053547

branchcache: fix the copy code

We copy some internal attribute along too. This should prevent inconsistency in
the resulting branchmap.

# extension to emulate interrupting filemerge._filemerge


from mercurial import (
    error,
    extensions,
    filemerge,
)


def failfilemerge(*args, **kwargs):
    raise error.Abort(b"^C")


def extsetup(ui):
    extensions.wrapfunction(filemerge, 'filemerge', failfilemerge)