Mercurial > hg
view tests/test-sidedata.t @ 50366:a445194f0a4d stable
backup: fix issue when the backup end up in a different directory
Because of store encoding, we might end up with the backup in a different
directory than the initial copy (for example if the backup path make it cross
the 120 char limit).
This can create crash, especially since 6.4 where backup are used during revlog
split.
Making sure the directory exists fixes these crash We added a test covering this
case.
Strictly speaking, this has always been broken, however the new code in 6.4
triggers it more easily.
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
---|---|
date | Wed, 03 May 2023 00:16:38 +0200 |
parents | da3e37ecacde |
children | 7e5be4a7cda7 |
line wrap: on
line source
========================================================== Test file dedicated to checking side-data related behavior ========================================================== Check data can be written/read from sidedata ============================================ $ cat << EOF >> $HGRCPATH > [extensions] > testsidedata=$TESTDIR/testlib/ext-sidedata.py > EOF $ hg init test-sidedata --config experimental.revlogv2=enable-unstable-format-and-corrupt-my-data $ cd test-sidedata $ echo aaa > a $ hg add a $ hg commit -m a --traceback $ echo aaa > b $ hg add b $ hg commit -m b $ echo xxx >> a $ hg commit -m aa $ hg debugsidedata -c 0 2 sidedata entries entry-0001 size 4 entry-0002 size 32 $ hg debugsidedata -c 1 -v 2 sidedata entries entry-0001 size 4 '\x00\x00\x006' entry-0002 size 32 '\x98\t\xf9\xc4v\xf0\xc5P\x90\xf7wRf\xe8\xe27e\xfc\xc1\x93\xa4\x96\xd0\x1d\x97\xaaG\x1d\xd7t\xfa\xde' $ hg debugsidedata -m 2 2 sidedata entries entry-0001 size 4 entry-0002 size 32 $ hg debugsidedata a 1 2 sidedata entries entry-0001 size 4 entry-0002 size 32 $ hg debug-revlog-index --verbose -c rev rank linkrev nodeid p1-rev p1-nodeid p2-rev p2-nodeid full-size delta-base flags comp-mode data-offset chunk-size sd-comp-mode sidedata-offset sd-chunk-size 0 -1 0 7049e48789d7 -1 000000000000 -1 000000000000 54 0 0 0 0 54 plain 0 90 1 -1 1 2707720c6597 0 7049e48789d7 -1 000000000000 54 1 0 0 54 54 plain 90 90 2 -1 2 40f977031323 1 2707720c6597 -1 000000000000 55 2 0 0 108 55 plain 180 90 $ hg debug-revlog-index --verbose -m rev rank linkrev nodeid p1-rev p1-nodeid p2-rev p2-nodeid full-size delta-base flags comp-mode data-offset chunk-size sd-comp-mode sidedata-offset sd-chunk-size 0 -1 0 b85d294330e3 -1 000000000000 -1 000000000000 43 0 0 0 0 43 plain 0 90 1 -1 1 1a0aec305c63 0 b85d294330e3 -1 000000000000 86 0 0 0 43 55 plain 90 90 2 -1 2 104258a4f75f 1 1a0aec305c63 -1 000000000000 86 1 0 0 98 55 plain 180 90 Check upgrade behavior ====================== Right now, sidedata has not upgrade support Check that we can upgrade to sidedata ------------------------------------- $ hg init up-no-side-data --config experimental.revlogv2=no $ hg debugformat -v -R up-no-side-data | egrep 'changelog-v2|revlog-v2' revlog-v2: no no no changelog-v2: no no no $ hg debugformat -v -R up-no-side-data --config experimental.revlogv2=enable-unstable-format-and-corrupt-my-data | egrep 'changelog-v2|revlog-v2' revlog-v2: no yes no changelog-v2: no no no $ hg debugupgraderepo -R up-no-side-data --config experimental.revlogv2=enable-unstable-format-and-corrupt-my-data > /dev/null Check that we can downgrade from sidedata ----------------------------------------- $ hg init up-side-data --config experimental.revlogv2=enable-unstable-format-and-corrupt-my-data $ hg debugformat -v -R up-side-data | egrep 'changelog-v2|revlog-v2' revlog-v2: yes no no changelog-v2: no no no $ hg debugformat -v -R up-side-data --config experimental.revlogv2=no | egrep 'changelog-v2|revlog-v2' revlog-v2: yes no no changelog-v2: no no no $ hg debugupgraderepo -R up-side-data --config experimental.revlogv2=no > /dev/null