tests/test-relink.t
author Pierre-Yves David <pierre-yves.david@octobus.net>
Tue, 06 Apr 2021 18:55:19 +0200
changeset 46874 84a93fa7ecfd
parent 40307 43f0a37bd9ed
child 48876 42d2b31cee0b
permissions -rw-r--r--
revlog-compression: use zstd by default (if available) As see in changeset bb271ec2fbfb, zstd is 20% to 50% faster for reading and writing. Use take advantage of the new config behavior to try zstd by default, falling back to zlib is zstd is not available on that plateform. Differential Revision: https://phab.mercurial-scm.org/D10326
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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#require hardlink
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  $ echo "[extensions]" >> $HGRCPATH
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  $ echo "relink=" >> $HGRCPATH
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  $ fix_path() {
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  >     tr '\\' /
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  > }
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  $ cat > arelinked.py <<EOF
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  > from __future__ import absolute_import, print_function
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  > import os
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  > import sys
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  > from mercurial import (
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  >     pycompat,
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  >     util,
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  > )
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  > path1, path2 = sys.argv[1:3]
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  > if util.samefile(pycompat.fsencode(path1), pycompat.fsencode(path2)):
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  >     print('%s == %s' % (path1, path2))
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  > else:
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  >     print('%s != %s' % (path1, path2))
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  > EOF
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create source repository
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  $ hg init repo
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  $ cd repo
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  $ echo a > a
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  $ echo b > b
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  $ hg ci -Am addfile
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  adding a
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  adding b
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  $ cat "$TESTDIR/binfile.bin" >> a
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  $ cat "$TESTDIR/binfile.bin" >> b
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  $ hg ci -Am changefiles
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make another commit to create files larger than 1 KB to test
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formatting of final byte count
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  $ cat "$TESTDIR/binfile.bin" >> a
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  $ cat "$TESTDIR/binfile.bin" >> b
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  $ hg ci -m anotherchange
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don't sit forever trying to double-lock the source repo
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  $ hg relink .
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  relinking $TESTTMP/repo/.hg/store to $TESTTMP/repo/.hg/store
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  there is nothing to relink
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Test files are read in binary mode
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  $ "$PYTHON" -c "open('.hg/store/data/dummy.i', 'wb').write(b'a\r\nb\n')"
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  $ cd ..
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clone and pull to break links
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  $ hg clone --pull -r0 repo clone
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  adding changesets
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  adding manifests
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  adding file changes
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  added 1 changesets with 2 changes to 2 files
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  new changesets 008c0c271c47
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  updating to branch default
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  2 files updated, 0 files merged, 0 files removed, 0 files unresolved
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  $ cd clone
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  $ hg pull -q
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  $ echo b >> b
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  $ hg ci -m changeb
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  created new head
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  $ "$PYTHON" -c "open('.hg/store/data/dummy.i', 'wb').write(b'a\nb\r\n')"
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relink
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#if no-reposimplestore
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  $ hg relink --debug --config progress.debug=true | fix_path
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  relinking $TESTTMP/repo/.hg/store to $TESTTMP/clone/.hg/store
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  tip has 2 files, estimated total number of files: 3
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  collecting: 00changelog.i 1/3 files (33.33%)
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  collecting: 00manifest.i 2/3 files (66.67%)
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  collecting: a.i 3/3 files (100.00%)
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  collecting: b.i 4/3 files (133.33%)
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  collecting: dummy.i 5/3 files (166.67%)
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  collected 5 candidate storage files
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  not linkable: 00changelog.i
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  not linkable: 00manifest.i
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  pruning: data/a.i 3/5 files (60.00%)
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  not linkable: data/b.i
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  pruning: data/dummy.i 5/5 files (100.00%)
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  pruned down to 2 probably relinkable files
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  relinking: data/a.i 1/2 files (50.00%)
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  not linkable: data/dummy.i
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  relinked 1 files (1.36 KB reclaimed)
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  $ cd ..
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check hardlinks
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  $ "$PYTHON" arelinked.py repo/.hg/store/data/a.i clone/.hg/store/data/a.i
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  repo/.hg/store/data/a.i == clone/.hg/store/data/a.i
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  $ "$PYTHON" arelinked.py repo/.hg/store/data/b.i clone/.hg/store/data/b.i
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  repo/.hg/store/data/b.i != clone/.hg/store/data/b.i
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#endif