tests/test-hooklib-reject_new_heads.t
author Pierre-Yves David <pierre-yves.david@octobus.net>
Wed, 13 Mar 2024 12:02:06 +0100
changeset 51599 b0aaffcb6fcf
parent 44413 4cabeea6d214
permissions -rw-r--r--
tags-cache: directly perform a monimal walk for hgtagsfnodescache warming We do something narrower than the path retrieving data. So lets use dedicated code instead. This provides further useful speedup: ### data-env-vars.name = mozilla-try-2023-03-22-zstd-sparse-revlog # benchmark.name = hg.debug.debug-update-cache # bin-env-vars.hg.flavor = default # bin-env-vars.hg.py-re2-module = default # benchmark.variants.pre-state = warm before-this-series: 19.947581 skip-fnode-filter: 18.916804 (-5.17%, -1.03) use-rev-num: 17.493725 (-12.30%, -2.45) this-changesets: 15.919466 (-20.19%, -4.03)
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  $ cat <<EOF >> $HGRCPATH
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  > [extensions]
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  > hooklib =
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  > 
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  > [phases]
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  > publish = False
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  > EOF
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  $ hg init a
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  $ hg --cwd a debugbuilddag '.:parent.*parent'
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  $ hg --cwd a log -G
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  o  changeset:   2:fa942426a6fd
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  |  tag:         tip
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  |  parent:      0:1ea73414a91b
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  |  user:        debugbuilddag
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  |  date:        Thu Jan 01 00:00:02 1970 +0000
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  |  summary:     r2
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  |
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  | o  changeset:   1:66f7d451a68b
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  |/   user:        debugbuilddag
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  |    date:        Thu Jan 01 00:00:01 1970 +0000
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  |    summary:     r1
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  |
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  o  changeset:   0:1ea73414a91b
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     tag:         parent
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     user:        debugbuilddag
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     date:        Thu Jan 01 00:00:00 1970 +0000
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     summary:     r0
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  $ hg init b
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  $ cat <<EOF >> b/.hg/hgrc
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  > [hooks]
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  > pretxnclose.reject_new_heads = \
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  >   python:hgext.hooklib.reject_new_heads.hook
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  > EOF
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  $ hg --cwd b pull ../a
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  pulling from ../a
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  requesting all changes
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  adding changesets
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  adding manifests
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  adding file changes
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  error: pretxnclose.reject_new_heads hook failed: Changes on branch 'default' resulted in multiple heads
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  transaction abort!
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  rollback completed
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  abort: Changes on branch 'default' resulted in multiple heads
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  [255]
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  $ hg --cwd b pull ../a -r 1ea73414a91b
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  pulling from ../a
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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 1ea73414a91b (1 drafts)
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  (run 'hg update' to get a working copy)