tests/lockdelay.py
author Pierre-Yves David <pierre-yves.david@octobus.net>
Sat, 07 Sep 2019 00:16:32 +0200
changeset 42994 dff95420480f
parent 30068 a76d5ba7ac43
child 43076 2372284d9457
permissions -rw-r--r--
flagprocessors: make `processflagsraw` a module level function One more steps toward removing the mixin. Differential Revision: https://phab.mercurial-scm.org/D6820

# 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