tests/test-remotefilelog-bundles.t
author Pierre-Yves David <pierre-yves.david@octobus.net>
Tue, 09 Apr 2024 22:36:35 +0200
changeset 51594 e3a5ec2d236a
parent 46847 47a9527731c3
permissions -rw-r--r--
outgoing: rework the handling of the `missingroots` case to be faster The previous implementation was slow, to the point it was taking a significant amount of `hg bundle --type none-streamv2` call. We rework the code to compute the same value much faster, making the operation disappear from the `hg bundle --type none-streamv2` profile. Someone would remark that producing a streamclone does not requires an `outgoing` object. However that is a matter for another day. There is other user of `missingroots` (non stream `hg bundle` call for example), and they will also benefit from this rework. We implement an old TODO in the process, directly computing the missing and common attribute as we have most element at hand already. ### benchmark.name = hg.command.bundle # bin-env-vars.hg.flavor = default # bin-env-vars.hg.py-re2-module = default # benchmark.variants.revs = all # benchmark.variants.type = none-streamv2 ## data-env-vars.name = heptapod-public-2024-03-25-zstd-sparse-revlog before: 7.750458 after: 6.665565 (-14.00%, -1.08) ## data-env-vars.name = mercurial-public-2024-03-22-zstd-sparse-revlog before: 0.700229 after: 0.496050 (-29.16%, -0.20) ## data-env-vars.name = mozilla-try-2023-03-22-zstd-sparse-revlog before: 346.508952 after: 316.749699 (-8.59%, -29.76) ## data-env-vars.name = pypy-2024-03-22-zstd-sparse-revlog before: 3.401700 after: 2.915810 (-14.28%, -0.49) ## data-env-vars.name = tryton-public-2024-03-22-zstd-sparse-revlog before: 1.870798 after: 1.461583 (-21.87%, -0.41) note: this whole `missingroots` of outgoing has a limited number of callers and could likely be replace by something simpler (like taking an explicit "missing_revs" set for example). However this is a wider change and we focus on a small impact, quick rework that does not change the API for now.
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#require no-windows
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  $ . "$TESTDIR/remotefilelog-library.sh"
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  $ hg init master
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  $ cd master
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  $ cat >> .hg/hgrc <<EOF
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  > [remotefilelog]
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  > server=True
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  > EOF
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  $ echo x > x
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  $ hg commit -qAm x
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  $ echo y >> x
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  $ hg commit -qAm y
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  $ echo z >> x
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  $ hg commit -qAm z
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  $ cd ..
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  $ hgcloneshallow ssh://user@dummy/master shallow -q
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  1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over *s (glob)
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  $ cd shallow
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Unbundling a shallow bundle
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  $ hg strip -r 66ee28d0328c
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  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
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  saved backup bundle to $TESTTMP/shallow/.hg/strip-backup/66ee28d0328c-3d7aafd1-backup.hg (glob)
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  2 files fetched over 2 fetches - (2 misses, 0.00% hit ratio) over *s (glob)
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  $ hg unbundle .hg/strip-backup/66ee28d0328c-3d7aafd1-backup.hg
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  adding changesets
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  adding manifests
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  adding file changes
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  added 2 changesets with 2 changes to 1 files
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  new changesets 66ee28d0328c:16db62c5946f
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  (run 'hg update' to get a working copy)
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Unbundling a full bundle
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  $ hg -R ../master bundle -r 66ee28d0328c:: --base "66ee28d0328c^" ../fullbundle.hg
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  2 changesets found
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  $ hg strip -r 66ee28d0328c
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  saved backup bundle to $TESTTMP/shallow/.hg/strip-backup/66ee28d0328c-3d7aafd1-backup.hg (glob)
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  $ hg unbundle ../fullbundle.hg
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  adding changesets
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  adding manifests
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  adding file changes
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  added 2 changesets with 2 changes to 1 files
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  new changesets 66ee28d0328c:16db62c5946f (2 drafts)
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  (run 'hg update' to get a working copy)
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Pulling from a shallow bundle
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  $ hg strip -r 66ee28d0328c --config remotefilelog.strip.includefiles=none
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  saved backup bundle to $TESTTMP/shallow/.hg/strip-backup/66ee28d0328c-3d7aafd1-backup.hg (glob)
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  $ hg pull -r 66ee28d0328c .hg/strip-backup/66ee28d0328c-3d7aafd1-backup.hg
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  pulling from .hg/strip-backup/66ee28d0328c-3d7aafd1-backup.hg
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  searching for changes
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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 0 changes to 0 files
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  new changesets 66ee28d0328c (1 drafts)
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  (run 'hg update' to get a working copy)
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Pulling from a full bundle, also testing that strip produces a full bundle by
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default.
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  $ hg strip -r 66ee28d0328c
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  saved backup bundle to $TESTTMP/shallow/.hg/strip-backup/66ee28d0328c-b6ee89e7-backup.hg (glob)
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  $ hg pull -r 66ee28d0328c .hg/strip-backup/66ee28d0328c-b6ee89e7-backup.hg
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  pulling from .hg/strip-backup/66ee28d0328c-b6ee89e7-backup.hg
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  searching for changes
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  abort: cannot pull from full bundles
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  (use `hg unbundle` instead)
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  [255]