tests/lockdelay.py
author Yuya Nishihara <yuya@tcha.org>
Thu, 01 Jun 2017 22:24:15 +0900
changeset 32615 c9318beb7c1a
parent 30068 a76d5ba7ac43
child 43076 2372284d9457
permissions -rw-r--r--
py3: convert __doc__ back to bytes in help.py pycompat.getdoc() is pretty simple, but we wouldn't want to write handling of None inline.

# Dummy extension that adds a delay after acquiring a lock.
#
# This extension can be used to test race conditions between lock acquisition.

from __future__ import absolute_import

import os
import time

def reposetup(ui, repo):

    class delayedlockrepo(repo.__class__):
        def lock(self):
            delay = float(os.environ.get('HGPRELOCKDELAY', '0.0'))
            if delay:
                time.sleep(delay)
            res = super(delayedlockrepo, self).lock()
            delay = float(os.environ.get('HGPOSTLOCKDELAY', '0.0'))
            if delay:
                time.sleep(delay)
            return res
    repo.__class__ = delayedlockrepo