Mercurial > hg
view tests/test-revlog-v2.t @ 47296:d1589957fdcb
updatecaches: introduce a set of constants to control which are updated
Passing around a set of constant to select what need warming will be cleaner
and more flexible. We did not changed the API yet, as this changes is already
large enough. In the rest of the rest we will change more code to actually use
this constants (or more realistically pre-defined set of constant directly)
Differential Revision: https://phab.mercurial-scm.org/D10727
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
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date | Mon, 17 May 2021 14:41:09 +0200 |
parents | 40b51c28b242 |
children | f612db768c7a |
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#require reporevlogstore A repo with unknown revlogv2 requirement string cannot be opened $ hg init invalidreq $ cd invalidreq $ echo exp-revlogv2.unknown >> .hg/requires $ hg log abort: repository requires features unknown to this Mercurial: exp-revlogv2.unknown (see https://mercurial-scm.org/wiki/MissingRequirement for more information) [255] $ cd .. Can create and open repo with revlog v2 requirement $ cat >> $HGRCPATH << EOF > [experimental] > revlogv2 = enable-unstable-format-and-corrupt-my-data > EOF $ hg init empty-repo $ cd empty-repo $ cat .hg/requires dotencode exp-dirstate-v2 (dirstate-v2 !) exp-revlogv2.2 fncache generaldelta persistent-nodemap (rust !) revlog-compression-zstd (zstd !) sparserevlog store $ hg log Unknown flags to revlog are rejected >>> with open('.hg/store/00changelog.i', 'wb') as fh: ... fh.write(b'\xff\x00\xde\xad') and None $ hg log abort: unknown flags (0xff00) in version 57005 revlog 00changelog [50] $ cd .. Writing a simple revlog v2 works $ hg init simple $ cd simple $ touch foo $ hg -q commit -A -m initial $ hg log changeset: 0:96ee1d7354c4 tag: tip user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: initial Header written as expected $ f --hexdump --bytes 4 .hg/store/00changelog.i .hg/store/00changelog.i: 0000: 00 00 de ad |....| $ f --hexdump --bytes 4 .hg/store/data/foo.i .hg/store/data/foo.i: 0000: 00 00 de ad |....|