Mercurial > hgsubversion
annotate tests/fixtures/most-recent-is-edit-tag.sh @ 1457:019c3e194fba
tests: optimise creating repositories and loading dumps
Previously, we'd use svnadmin for creating repositories and loading
dumps. That tends to be a bit slow, as it forks a new process and
loads the Subversion libraries into it. Instead, we extend our
existing Subversion wrappers and load the dumps using the API.
This is a noticable speedup. The only downside is that we rely on
Subversion and Subvertpy to correctly close all file descriptors; an
assumption which hasn't always held in the past.
I ran some benchmarks on my relatively slow Mac with $TMPDIR on a
ramdisk, and they showed a significant change:
I compared ten runs of each with Subvertpy:
min: -18.8% (299.1s -> 243.0s)
median: -20.0% (307.1s -> 245.6s)
...and three runs of each with SWIG:
min: -22.8% (368.7s -> 284.7s)
median: -25.7% (384.4s -> 285.5s)
(Since the timing measures wall clock time, the minimum time is likely
to be the most accurate and useful measurement.)
author | Dan Villiom Podlaski Christiansen <danchr@gmail.com> |
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date | Tue, 07 Jun 2016 09:15:53 +0200 |
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1 #!/bin/sh |
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2 mkdir temp |
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3 cd temp |
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4 svnadmin create repo |
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5 svn co file://`pwd`/repo wc |
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6 cd wc |
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7 mkdir branches trunk tags |
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8 mkdir tags/versions |
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9 mkdir tags/blah |
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10 svn add * |
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11 svn ci -m 'btt' |
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12 cd trunk |
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13 for a in alpha beta gamma delta ; do |
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14 echo $a > $a |
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15 svn add $a |
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16 done |
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17 svn ci -m 'Add files.' |
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18 cd .. |
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19 svn up |
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20 svn cp trunk branches/dev_branch |
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21 svn ci -m 'branch' |
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22 cd branches/dev_branch |
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23 svn rm delta |
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24 echo narf > alpha |
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25 echo iota > iota |
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26 svn add iota |
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27 svn ci -m 'branch changes' |
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28 cd ../.. |
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29 svn up |
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30 svn cp branches/dev_branch tags/some-tag |
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31 svn ci -m 'Make a tag.' |
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32 svn up |
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33 echo foo > tags/some-tag/alpha |
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34 svn ci -m 'edit that tag' |
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35 cd ../.. |
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36 svnadmin dump temp/repo > most-recent-is-edit-tag.svndump |
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37 echo |
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38 echo 'Complete.' |
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39 echo 'You probably want to clean up temp now.' |
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40 echo 'Dump in most-recent-is-edit-tag.svndump' |
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41 exit 0 |