view tests/failfilemerge.py @ 30189:4999c12c526b stable

largefiles: test coverage of fatal interruption of update

Test using existing changesets in a clean working directory, revealing problems
with files that don't show up as modified or do show up as removed when they
just not have been written yet.

# extension to emulate interupting filemerge._filemerge

from __future__ import absolute_import

from mercurial import (
    error,
    extensions,
    filemerge,
)

def failfilemerge(filemergefn,
        premerge, repo, mynode, orig, fcd, fco, fca, labels=None):
    raise error.Abort("^C")
    return filemergefn(premerge, repo, mynode, orig, fcd, fco, fca, labels)

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