tests/test-revlog-v2.t
author Joerg Sonnenberger <joerg@bec.de>
Thu, 22 Apr 2021 02:57:30 +0200
branchstable
changeset 47008 77e73827a02d
parent 46884 cc3ad5c3af3b
child 47157 3a9f3470922c
permissions -rw-r--r--
tests: don't hard-code /bin/bash From Thomas Klausner in pkgsrc. Differential Revision: https://phab.mercurial-scm.org/D10507
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#require reporevlogstore
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A repo with unknown revlogv2 requirement string cannot be opened
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  $ hg init invalidreq
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  $ cd invalidreq
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  $ echo exp-revlogv2.unknown >> .hg/requires
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  $ hg log
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  abort: repository requires features unknown to this Mercurial: exp-revlogv2.unknown
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  (see https://mercurial-scm.org/wiki/MissingRequirement for more information)
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  [255]
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  $ cd ..
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Can create and open repo with revlog v2 requirement
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  $ cat >> $HGRCPATH << EOF
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  > [experimental]
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  > revlogv2 = enable-unstable-format-and-corrupt-my-data
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  > EOF
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  $ hg init empty-repo
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  $ cd empty-repo
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  $ cat .hg/requires
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  dotencode
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  exp-revlogv2.2
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  fncache
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  persistent-nodemap (rust !)
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  revlog-compression-zstd (zstd !)
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  sparserevlog
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  store
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  $ hg log
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Unknown flags to revlog are rejected
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  >>> with open('.hg/store/00changelog.i', 'wb') as fh:
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  ...     fh.write(b'\xff\x00\xde\xad') and None
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  $ hg log
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  abort: unknown flags (0xff00) in version 57005 revlog 00changelog.i
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  [50]
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  $ cd ..
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Writing a simple revlog v2 works
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  $ hg init simple
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  $ cd simple
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  $ touch foo
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  $ hg -q commit -A -m initial
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  $ hg log
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  changeset:   0:96ee1d7354c4
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  tag:         tip
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  user:        test
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  date:        Thu Jan 01 00:00:00 1970 +0000
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  summary:     initial
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Header written as expected
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  $ f --hexdump --bytes 4 .hg/store/00changelog.i
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  .hg/store/00changelog.i:
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  0000: 00 01 de ad                                     |....|
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  $ f --hexdump --bytes 4 .hg/store/data/foo.i
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  .hg/store/data/foo.i:
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  0000: 00 01 de ad                                     |....|