Mercurial > hg
annotate tests/bruterebase.py @ 39232:0a5b20c107a6
repository: remove storedeltachains from ifilestorage
The ifilestorage interface was bootstrapped from requirements of
callers outside the storage implementation (revlogs). I believe we
even made some members public so they could be part of the interface!
Historically, the changegroup code was a gross offender when it
came to accessing low-level storage primitives. There are a handful
of members on the ifilestorage interface that are/were used only
for changegroup code.
With the recent refactor of changegroup code and the establishment
of a formal API on the storage interface for producing revision
deltas, the changegroup code is no longer accessing these low-level
primitives related to delta generation directly. Instead, things
are abstracted away in the storage implementation.
This means we can remove elements from the storage interface that
are no longer needed.
We start with "storedeltachains."
We remove it from the interface. Then we make it a private
attribute and update all references.
.. api:: storedeltachains has been dropped from ifilestorage interface
.. api:: storedeltachains on revlog classes is now _storedeltachains
Differential Revision: https://phab.mercurial-scm.org/D4227
author | Gregory Szorc <gregory.szorc@gmail.com> |
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date | Thu, 09 Aug 2018 16:11:24 -0700 |
parents | 3b98ffd2dde3 |
children | 337d6e0fd9c9 |
rev | line source |
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33708 | 1 # bruterebase.py - brute force rebase testing |
2 # | |
3 # Copyright 2017 Facebook, Inc. | |
4 # | |
5 # This software may be used and distributed according to the terms of the | |
6 # GNU General Public License version 2 or any later version. | |
7 | |
8 from __future__ import absolute_import | |
9 | |
10 from mercurial import ( | |
11 error, | |
12 registrar, | |
13 revsetlang, | |
14 ) | |
15 | |
16 from hgext import rebase | |
17 | |
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18 try: |
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19 xrange |
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20 except NameError: |
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21 xrange = range |
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22 |
33708 | 23 cmdtable = {} |
24 command = registrar.command(cmdtable) | |
25 | |
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26 @command(b'debugbruterebase') |
33708 | 27 def debugbruterebase(ui, repo, source, dest): |
28 """for every non-empty subset of source, run rebase -r subset -d dest | |
29 | |
30 Print one line summary for each subset. Assume obsstore is enabled. | |
31 """ | |
32 srevs = list(repo.revs(source)) | |
33 | |
34 with repo.wlock(), repo.lock(): | |
35 repolen = len(repo) | |
36 cl = repo.changelog | |
37 | |
38 def getdesc(rev): | |
39 result = cl.changelogrevision(rev).description | |
40 if rev >= repolen: | |
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41 result += b"'" |
33708 | 42 return result |
43 | |
44 for i in xrange(1, 2 ** len(srevs)): | |
45 subset = [rev for j, rev in enumerate(srevs) if i & (1 << j) != 0] | |
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46 spec = revsetlang.formatspec(b'%ld', subset) |
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47 tr = repo.transaction(b'rebase') |
33708 | 48 tr.report = lambda x: 0 # hide "transaction abort" |
49 | |
50 ui.pushbuffer() | |
51 try: | |
52 rebase.rebase(ui, repo, dest=dest, rev=[spec]) | |
53 except error.Abort as ex: | |
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54 summary = b'ABORT: %s' % ex |
33708 | 55 except Exception as ex: |
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56 summary = b'CRASH: %s' % ex |
33708 | 57 else: |
58 # short summary about new nodes | |
59 cl = repo.changelog | |
60 descs = [] | |
61 for rev in xrange(repolen, len(repo)): | |
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62 desc = b'%s:' % getdesc(rev) |
33708 | 63 for prev in cl.parentrevs(rev): |
64 if prev > -1: | |
65 desc += getdesc(prev) | |
66 descs.append(desc) | |
67 descs.sort() | |
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68 summary = b' '.join(descs) |
33708 | 69 ui.popbuffer() |
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70 repo.vfs.tryunlink(b'rebasestate') |
33708 | 71 |
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72 subsetdesc = b''.join(getdesc(rev) for rev in subset) |
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73 ui.write((b'%s: %s\n') % (subsetdesc.rjust(len(srevs)), summary)) |
33708 | 74 tr.abort() |