view tests/lockdelay.py @ 47807:bc74cb9a8e40 stable

pager: account for flakiness in Windows output

This test case is cursed and probably not worth losing more time over. This
makes apparent what the intended behavior is while still removing the flakiness
from the CI.

Differential Revision: https://phab.mercurial-scm.org/D11257

# 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, wait=True):
            delay = float(os.environ.get('HGPRELOCKDELAY', '0.0'))
            if delay:
                time.sleep(delay)
            res = super(delayedlockrepo, self).lock(wait=wait)
            delay = float(os.environ.get('HGPOSTLOCKDELAY', '0.0'))
            if delay:
                time.sleep(delay)
            return res

    repo.__class__ = delayedlockrepo