annotate tests/test-dirstate-race2.t @ 46392:f25c770c217b

debugshell: add a simple command for starting an interactive shell This simplifies interactive exploration of the Mercurial APIs. The ui and repo instances are provided as local variables. Differential Revision: https://phab.mercurial-scm.org/D9866
author Joerg Sonnenberger <joerg@bec.de>
date Tue, 26 Jan 2021 00:19:36 +0100
parents 87a34c767384
children 93eb6c8035a9
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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0eb8c61c306b tests: show how the dirstate can end up containing wrong information
Valentin Gatien-Baron <valentin.gatienbaron@gmail.com>
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1 Checking the size/permissions/file-type of files stored in the
0eb8c61c306b tests: show how the dirstate can end up containing wrong information
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2 dirstate after an update where the files are changed concurrently
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3 outside of hg's control.
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4
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5 $ hg init repo
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6 $ cd repo
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7 $ echo a > a
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Valentin Gatien-Baron <valentin.gatienbaron@gmail.com>
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8 $ hg commit -qAm _
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9 $ echo aa > a
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10 $ hg commit -m _
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11
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12 $ hg debugdirstate --no-dates
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13 n 644 3 (set |unset) a (re)
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14
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15 $ cat >> $TESTTMP/dirstaterace.py << EOF
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16 > from mercurial import (
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17 > extensions,
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18 > merge,
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Valentin Gatien-Baron <valentin.gatienbaron@gmail.com>
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19 > )
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20 > def extsetup(ui):
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21 > extensions.wrapfunction(merge, 'applyupdates', wrap)
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22 > def wrap(orig, *args, **kwargs):
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23 > res = orig(*args, **kwargs)
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24 > with open("a", "w"):
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25 > pass # just truncate the file
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26 > return res
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27 > EOF
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28
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29 Do an update where file 'a' is changed between hg writing it to disk
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Valentin Gatien-Baron <valentin.gatienbaron@gmail.com>
parents: 42454
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30 and hg writing the dirstate. The dirstate is correct nonetheless, and
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parents: 42454
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31 so hg status correctly shows a as clean.
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32
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33 $ hg up -r 0 --config extensions.race=$TESTTMP/dirstaterace.py
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34 1 files updated, 0 files merged, 0 files removed, 0 files unresolved
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35 $ hg debugdirstate --no-dates
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Valentin Gatien-Baron <valentin.gatienbaron@gmail.com>
parents: 42454
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36 n 644 2 (set |unset) a (re)
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37 $ echo a > a; hg status; hg diff