view tests/lockdelay.py @ 32225:c68c400d0a2d

perf: move gettimer() call This is more consistent with other perf* functions.
author Gregory Szorc <gregory.szorc@gmail.com>
date Sat, 06 May 2017 11:01:02 -0700
parents a76d5ba7ac43
children 2372284d9457
line wrap: on
line source

# 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