view tests/failfilemerge.py @ 51497:9da3fcc5f70f stable

test-lock: use synchronisation file instead of sleep

This will prevent the test to be flaky on load.

# 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)