view tests/lockdelay.py @ 28823:c5565fc8848d

run-tests: fix broken regular expression The regular expression in use passed tests because the test repo only has single-digit changesets present. When I tried to use this for real today, it broke, because the regular expression would only match a single digit. https://xkcd.com/1171/, or something like that.
author Augie Fackler <augie@google.com>
date Wed, 06 Apr 2016 22:26:47 -0400
parents d493d64757eb
children a76d5ba7ac43
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

from mercurial import (
    lock as lockmod,
)

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

def extsetup(ui):
    lockmod.lock = delaylock