annotate tests/bruterebase.py @ 51275:39f7b2b53c68

tests: demonstrate error when narrowing with `rootfilesin:` pattern This demonstrates a bug introduced in 17a822d7943e.
author Martin von Zweigbergk <martinvonz@google.com>
date Mon, 18 Dec 2023 10:13:41 -0800
parents 56f98406831b
children
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1 # bruterebase.py - brute force rebase testing
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2 #
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3 # Copyright 2017 Facebook, Inc.
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4 #
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5 # This software may be used and distributed according to the terms of the
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6 # GNU General Public License version 2 or any later version.
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7
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8
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9 from mercurial import (
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10 error,
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11 registrar,
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12 revsetlang,
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13 )
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14
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15 from hgext import rebase
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16
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17 cmdtable = {}
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18 command = registrar.command(cmdtable)
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19
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20
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21 @command(b'debugbruterebase')
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22 def debugbruterebase(ui, repo, source, dest):
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23 """for every non-empty subset of source, run rebase -r subset -d dest
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24
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25 Print one line summary for each subset. Assume obsstore is enabled.
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26 """
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27 srevs = list(repo.revs(source))
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28
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29 with repo.wlock(), repo.lock():
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30 repolen = len(repo)
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31 cl = repo.changelog
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32
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33 def getdesc(rev):
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34 result = cl.changelogrevision(rev).description
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35 if rev >= repolen:
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36 result += b"'"
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37 return result
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38
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39 for i in range(1, 2 ** len(srevs)):
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40 subset = [rev for j, rev in enumerate(srevs) if i & (1 << j) != 0]
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41 spec = revsetlang.formatspec(b'%ld', subset)
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42 tr = repo.transaction(b'rebase')
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43 tr._report = lambda x: 0 # hide "transaction abort"
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44
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45 with ui.silent():
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46 try:
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47 rebase.rebase(ui, repo, dest=dest, rev=[spec])
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48 except error.Abort as ex:
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49 summary = b'ABORT: %s' % ex.message
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50 except Exception as ex:
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51 summary = b'CRASH: %s' % ex
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52 else:
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53 # short summary about new nodes
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54 cl = repo.changelog
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55 descs = []
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56 for rev in range(repolen, len(repo)):
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57 desc = b'%s:' % getdesc(rev)
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58 for prev in cl.parentrevs(rev):
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59 if prev > -1:
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60 desc += getdesc(prev)
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61 descs.append(desc)
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62 descs.sort()
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63 summary = b' '.join(descs)
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64 repo.vfs.tryunlink(b'rebasestate')
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65
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66 subsetdesc = b''.join(getdesc(rev) for rev in subset)
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67 ui.write(b'%s: %s\n' % (subsetdesc.rjust(len(srevs)), summary))
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68 tr.abort()