Mercurial > hg
view tests/bruterebase.py @ 50366:a445194f0a4d stable
backup: fix issue when the backup end up in a different directory
Because of store encoding, we might end up with the backup in a different
directory than the initial copy (for example if the backup path make it cross
the 120 char limit).
This can create crash, especially since 6.4 where backup are used during revlog
split.
Making sure the directory exists fixes these crash We added a test covering this
case.
Strictly speaking, this has always been broken, however the new code in 6.4
triggers it more easily.
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
---|---|
date | Wed, 03 May 2023 00:16:38 +0200 |
parents | 56f98406831b |
children |
line wrap: on
line source
# bruterebase.py - brute force rebase testing # # Copyright 2017 Facebook, Inc. # # This software may be used and distributed according to the terms of the # GNU General Public License version 2 or any later version. from mercurial import ( error, registrar, revsetlang, ) from hgext import rebase cmdtable = {} command = registrar.command(cmdtable) @command(b'debugbruterebase') def debugbruterebase(ui, repo, source, dest): """for every non-empty subset of source, run rebase -r subset -d dest Print one line summary for each subset. Assume obsstore is enabled. """ srevs = list(repo.revs(source)) with repo.wlock(), repo.lock(): repolen = len(repo) cl = repo.changelog def getdesc(rev): result = cl.changelogrevision(rev).description if rev >= repolen: result += b"'" return result for i in range(1, 2 ** len(srevs)): subset = [rev for j, rev in enumerate(srevs) if i & (1 << j) != 0] spec = revsetlang.formatspec(b'%ld', subset) tr = repo.transaction(b'rebase') tr._report = lambda x: 0 # hide "transaction abort" with ui.silent(): try: rebase.rebase(ui, repo, dest=dest, rev=[spec]) except error.Abort as ex: summary = b'ABORT: %s' % ex.message except Exception as ex: summary = b'CRASH: %s' % ex else: # short summary about new nodes cl = repo.changelog descs = [] for rev in range(repolen, len(repo)): desc = b'%s:' % getdesc(rev) for prev in cl.parentrevs(rev): if prev > -1: desc += getdesc(prev) descs.append(desc) descs.sort() summary = b' '.join(descs) repo.vfs.tryunlink(b'rebasestate') subsetdesc = b''.join(getdesc(rev) for rev in subset) ui.write(b'%s: %s\n' % (subsetdesc.rjust(len(srevs)), summary)) tr.abort()