Mercurial > hg
annotate contrib/dirstatenonnormalcheck.py @ 33155:b8ae289a7707
patch: add close() to abstractbackend
patchbackend() seems to call it on an arbitrary backend, so it seems
to be part of the API. Since all subclasses do something in their
close() methods, I decided to let this one raise an exception rather
than just pass.
author | Martin von Zweigbergk <martinvonz@google.com> |
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date | Fri, 30 Jun 2017 09:07:24 -0700 |
parents | 3fd94f603190 |
children | 60927b19ed65 |
rev | line source |
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dirstate: add test for non-normal set consistency
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1 # dirstatenonnormalcheck.py - extension to check the consistency of the |
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2 # dirstate's non-normal map |
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3 # |
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4 # For most operations on dirstate, this extensions checks that the nonnormalset |
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5 # contains the right entries. |
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6 # It compares the nonnormal file to a nonnormalset built from the map of all |
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7 # the files in the dirstate to check that they contain the same files. |
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8 |
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9 from __future__ import absolute_import |
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10 |
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11 from mercurial import ( |
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12 dirstate, |
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13 extensions, |
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14 ) |
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15 |
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16 def nonnormalentries(dmap): |
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17 """Compute nonnormal entries from dirstate's dmap""" |
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18 res = set() |
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19 for f, e in dmap.iteritems(): |
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20 if e[0] != 'n' or e[3] == -1: |
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21 res.add(f) |
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22 return res |
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23 |
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24 def checkconsistency(ui, orig, dmap, _nonnormalset, label): |
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25 """Compute nonnormalset from dmap, check that it matches _nonnormalset""" |
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26 nonnormalcomputedmap = nonnormalentries(dmap) |
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27 if _nonnormalset != nonnormalcomputedmap: |
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28 ui.develwarn("%s call to %s\n" % (label, orig), config='dirstate') |
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29 ui.develwarn("inconsistency in nonnormalset\n", config='dirstate') |
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30 ui.develwarn("[nonnormalset] %s\n" % _nonnormalset, config='dirstate') |
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31 ui.develwarn("[map] %s\n" % nonnormalcomputedmap, config='dirstate') |
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32 |
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33 def _checkdirstate(orig, self, arg): |
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34 """Check nonnormal set consistency before and after the call to orig""" |
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35 checkconsistency(self._ui, orig, self._map, self._nonnormalset, "before") |
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36 r = orig(self, arg) |
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37 checkconsistency(self._ui, orig, self._map, self._nonnormalset, "after") |
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38 return r |
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39 |
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40 def extsetup(ui): |
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41 """Wrap functions modifying dirstate to check nonnormalset consistency""" |
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42 dirstatecl = dirstate.dirstate |
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43 devel = ui.configbool('devel', 'all-warnings') |
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44 paranoid = ui.configbool('experimental', 'nonnormalparanoidcheck') |
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45 if devel: |
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46 extensions.wrapfunction(dirstatecl, '_writedirstate', _checkdirstate) |
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47 if paranoid: |
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48 # We don't do all these checks when paranoid is disable as it would |
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49 # make the extension run very slowly on large repos |
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50 extensions.wrapfunction(dirstatecl, 'normallookup', _checkdirstate) |
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51 extensions.wrapfunction(dirstatecl, 'otherparent', _checkdirstate) |
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52 extensions.wrapfunction(dirstatecl, 'normal', _checkdirstate) |
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53 extensions.wrapfunction(dirstatecl, 'write', _checkdirstate) |
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54 extensions.wrapfunction(dirstatecl, 'add', _checkdirstate) |
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55 extensions.wrapfunction(dirstatecl, 'remove', _checkdirstate) |
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56 extensions.wrapfunction(dirstatecl, 'merge', _checkdirstate) |
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57 extensions.wrapfunction(dirstatecl, 'drop', _checkdirstate) |