view tests/test-nointerrupt.t @ 47076:08e26ef4ad35

changegroup: don't limit cgv4 to revlogv2 repos

To help the transition from revlogv1 to revlogv2, we need to be able to enable
cgv4 for revlogv1 repos, so that revlogv2 clients can handle adding/removing
sidedata over the wire.

Differential Revision: https://phab.mercurial-scm.org/D10342

#require no-windows

Dummy extension simulating unsafe long running command
  $ cat > sleepext.py <<EOF
  > import itertools
  > import time
  > 
  > from mercurial.i18n import _
  > from mercurial import registrar
  > 
  > cmdtable = {}
  > command = registrar.command(cmdtable)
  > 
  > @command(b'sleep', [], _(b'TIME'), norepo=True)
  > def sleep(ui, sleeptime=b"1", **opts):
  >     with ui.uninterruptible():
  >         for _i in itertools.repeat(None, int(sleeptime)):
  >             time.sleep(1)
  >         ui.warn(b"end of unsafe operation\n")
  >     ui.warn(b"%s second(s) passed\n" % sleeptime)
  > EOF

Kludge to emulate timeout(1) which is not generally available.
  $ cat > timeout.py <<EOF
  > from __future__ import print_function
  > import argparse
  > import signal
  > import subprocess
  > import sys
  > import time
  > 
  > ap = argparse.ArgumentParser()
  > ap.add_argument('-s', nargs=1, default='SIGTERM')
  > ap.add_argument('duration', nargs=1, type=int)
  > ap.add_argument('argv', nargs='*')
  > opts = ap.parse_args()
  > try:
  >     sig = int(opts.s[0])
  > except ValueError:
  >     sname = opts.s[0]
  >     if not sname.startswith('SIG'):
  >         sname = 'SIG' + sname
  >     sig = getattr(signal, sname)
  > proc = subprocess.Popen(opts.argv)
  > time.sleep(opts.duration[0])
  > proc.poll()
  > if proc.returncode is None:
  >     proc.send_signal(sig)
  >     proc.wait()
  >     sys.exit(124)
  > EOF

Set up repository
  $ hg init repo
  $ cd repo
  $ cat >> $HGRCPATH << EOF
  > [extensions]
  > sleepext = ../sleepext.py
  > EOF

Test ctrl-c
  $ $PYTHON $TESTTMP/timeout.py -s INT 1 hg sleep 2
  interrupted!
  [124]

  $ cat >> $HGRCPATH << EOF
  > [experimental]
  > nointerrupt = yes
  > EOF

  $ $PYTHON $TESTTMP/timeout.py -s INT 1 hg sleep 2
  interrupted!
  [124]

  $ cat >> $HGRCPATH << EOF
  > [experimental]
  > nointerrupt-interactiveonly = False
  > EOF

  $ $PYTHON $TESTTMP/timeout.py -s INT 1 hg sleep 2
  shutting down cleanly
  press ^C again to terminate immediately (dangerous)
  end of unsafe operation
  interrupted!
  [124]