tests/test-sidedata.t
author Pierre-Yves David <pierre-yves.david@octobus.net>
Tue, 10 Sep 2019 00:15:47 +0200
changeset 43041 559ac8411f12
parent 43040 ba4072c0a911
child 43134 75ad8af9c95e
permissions -rw-r--r--
sidedata: add a debugsidedata command The command provide basic capabilities to inspect revision side data. Differential Revision: https://phab.mercurial-scm.org/D6897
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==========================================================
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Test file dedicated to checking side-data related behavior
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==========================================================
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Check data can be written/read from sidedata
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============================================
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  $ cat << EOF >> $HGRCPATH
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  > [extensions]
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  > testsidedata=$TESTDIR/testlib/ext-sidedata.py
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  > EOF
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  $ hg init test-sidedata --config format.use-side-data=yes
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  $ cd test-sidedata
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  $ echo aaa > a
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  $ hg add a
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  $ hg commit -m a --traceback
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  $ echo aaa > b
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  $ hg add b
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  $ hg commit -m b
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  $ echo xxx >> a
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  $ hg commit -m aa
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  $ hg debugsidedata -c 0
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  2 sidedata entries
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   entry-0001 size 4
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   entry-0002 size 32
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  $ hg debugsidedata -c 1 -v
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  2 sidedata entries
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   entry-0001 size 4
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    '\x00\x00\x006'
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   entry-0002 size 32
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    '\x98\t\xf9\xc4v\xf0\xc5P\x90\xf7wRf\xe8\xe27e\xfc\xc1\x93\xa4\x96\xd0\x1d\x97\xaaG\x1d\xd7t\xfa\xde'
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  $ hg debugsidedata -m 2
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  2 sidedata entries
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   entry-0001 size 4
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   entry-0002 size 32
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  $ hg debugsidedata a  1
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  2 sidedata entries
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   entry-0001 size 4
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   entry-0002 size 32
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Check upgrade behavior
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======================
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Right now, sidedata has not upgrade support
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Check that we cannot upgrade to sidedata
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----------------------------------------
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  $ hg init up-no-side-data --config format.use-side-data=no
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  $ hg debugformat -v -R up-no-side-data
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  format-variant    repo config default
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  fncache:           yes    yes     yes
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  dotencode:         yes    yes     yes
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  generaldelta:      yes    yes     yes
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  sparserevlog:      yes    yes     yes
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  sidedata:           no     no      no
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  plain-cl-delta:    yes    yes     yes
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  compression:       zlib   zlib    zlib
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  compression-level: default default default
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  $ hg debugformat -v -R up-no-side-data --config format.use-side-data=yes
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  format-variant    repo config default
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  fncache:           yes    yes     yes
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  dotencode:         yes    yes     yes
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  generaldelta:      yes    yes     yes
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  sparserevlog:      yes    yes     yes
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  sidedata:           no    yes      no
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  plain-cl-delta:    yes    yes     yes
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  compression:       zlib   zlib    zlib
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  compression-level: default default default
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  $ hg debugupgraderepo -R up-no-side-data --config format.use-side-data=yes
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  abort: cannot upgrade repository; do not support adding requirement: exp-sidedata-flag
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  [255]
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Check that we cannot upgrade to sidedata
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----------------------------------------
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  $ hg init up-side-data --config format.use-side-data=yes
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  $ hg debugformat -v -R up-side-data
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  format-variant    repo config default
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  fncache:           yes    yes     yes
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  dotencode:         yes    yes     yes
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  generaldelta:      yes    yes     yes
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  sparserevlog:      yes    yes     yes
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  sidedata:          yes     no      no
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  plain-cl-delta:    yes    yes     yes
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  compression:       zlib   zlib    zlib
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  compression-level: default default default
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  $ hg debugformat -v -R up-side-data --config format.use-side-data=no
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  format-variant    repo config default
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  fncache:           yes    yes     yes
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  dotencode:         yes    yes     yes
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  generaldelta:      yes    yes     yes
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  sparserevlog:      yes    yes     yes
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  sidedata:          yes     no      no
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  plain-cl-delta:    yes    yes     yes
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  compression:       zlib   zlib    zlib
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  compression-level: default default default
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  $ hg debugupgraderepo -R up-side-data --config format.use-side-data=no
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  abort: cannot upgrade repository; requirement would be removed: exp-sidedata-flag
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  [255]