Mercurial > hg
annotate tests/test-config-env.py @ 50346:54f68495ab2a stable
revlog-split: show manifest data loss situation when using clonebundle
After the commit of the transaction from applying the clone bundle, changes to
the manifest from the subsequent pull would write index data in the wrong file.
This lead to data being "lost" after the pull and the repository to be
corrupted. We add a test checking this specific scenario.
In practice, the issue only affects the manifest but we also test the issue with a file for future proofing things up.
See test documentation and failure for details.
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
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date | Tue, 18 Apr 2023 01:12:00 +0200 |
parents | 6000f5b25c9b |
children | 493034cc3265 |
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1 # Test the config layer generated by environment variables |
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2 |
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3 |
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4 import os |
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5 |
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6 from mercurial import ( |
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7 encoding, |
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8 extensions, |
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9 rcutil, |
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10 ui as uimod, |
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11 util, |
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12 ) |
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13 |
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14 from mercurial.utils import procutil |
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15 |
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16 testtmp = encoding.environ[b'TESTTMP'] |
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17 |
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18 # prepare hgrc files |
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19 def join(name): |
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20 return os.path.join(testtmp, name) |
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21 |
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22 |
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23 with open(join(b'sysrc'), 'wb') as f: |
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24 f.write(b'[ui]\neditor=e0\n[pager]\npager=p0\n') |
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25 |
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26 with open(join(b'userrc'), 'wb') as f: |
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27 f.write(b'[ui]\neditor=e1') |
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28 |
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29 # replace rcpath functions so they point to the files above |
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30 def systemrcpath(): |
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31 return [join(b'sysrc')] |
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32 |
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33 |
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34 def userrcpath(): |
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35 return [join(b'userrc')] |
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36 |
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37 |
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38 extensions.wrapfunction(rcutil, 'default_rc_resources', lambda orig: []) |
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39 |
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40 rcutil.systemrcpath = systemrcpath |
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41 rcutil.userrcpath = userrcpath |
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42 |
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43 # utility to print configs |
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44 def printconfigs(env): |
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45 encoding.environ = env |
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46 rcutil._rccomponents = None # reset cache |
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47 ui = uimod.ui.load() |
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48 for section, name, value in ui.walkconfig(): |
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49 source = ui.configsource(section, name) |
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50 procutil.stdout.write( |
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51 b'%s.%s=%s # %s\n' % (section, name, value, util.pconvert(source)) |
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52 ) |
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53 procutil.stdout.write(b'\n') |
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54 |
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55 |
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56 # environment variable overrides |
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57 printconfigs({}) |
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58 printconfigs({b'EDITOR': b'e2', b'PAGER': b'p2'}) |