view tests/failfilemerge.py @ 46598:664bee002d1a

test-copies: introduce merge chaing test for the  A/E + change tests

This is similar to the chaining test we have for the A/E merges (without change).

The current result of this tests is wrong, as for they "without change counter
part". This will be fixed by a later changesets.

Differential Revision: https://phab.mercurial-scm.org/D10052

# extension to emulate interrupting filemerge._filemerge

from __future__ import absolute_import

from mercurial import (
    error,
    extensions,
    filemerge,
)


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


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