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perf: add performance test for pickaxe
Add a test for the -G and -S pickaxe options and related options.
This test supports being run with GIT_TEST_LONG=1 to adjust the limit
on the number of commits from 1k to 10k. The 1k limit seems to hit a
good spot on git.git
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
authored by
Ævar Arnfjörð Bjarmason
and committed by
Junio C Hamano
d90d441c
102fdd2e
+70
+70
t/perf/p4209-pickaxe.sh
+70
t/perf/p4209-pickaxe.sh
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#!/bin/sh
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test_description="Test pickaxe performance"
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. ./perf-lib.sh
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test_perf_default_repo
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# Not --max-count, as that's the number of matching commit, so it's
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# unbounded. We want to limit our revision walk here.
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from_rev_desc=
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from_rev=
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max_count=1000
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if test_have_prereq EXPENSIVE
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then
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max_count=10000
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fi
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from_rev=" $(git rev-list HEAD | head -n $max_count | tail -n 1).."
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from_rev_desc=" <limit-rev>.."
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for icase in \
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'' \
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'-i '
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do
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# -S (no regex)
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for pattern in \
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'int main' \
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'æ'
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do
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for opts in \
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'-S'
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do
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test_perf "git log $icase$opts'$pattern'$from_rev_desc" "
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git log --pretty=format:%H $icase$opts'$pattern'$from_rev
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"
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done
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done
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# -S (regex)
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for pattern in \
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'(int|void|null)' \
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'if *\([^ ]+ & ' \
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'[àáâãäåæñøùúûüýþ]'
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do
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for opts in \
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'--pickaxe-regex -S'
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do
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test_perf "git log $icase$opts'$pattern'$from_rev_desc" "
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git log --pretty=format:%H $icase$opts'$pattern'$from_rev
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"
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done
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done
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# -G
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for pattern in \
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'(int|void|null)' \
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'if *\([^ ]+ & ' \
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'[àáâãäåæñøùúûüýþ]'
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do
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for opts in \
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'-G'
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do
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test_perf "git log $icase$opts'$pattern'$from_rev_desc" "
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git log --pretty=format:%H $icase$opts'$pattern'$from_rev
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"
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done
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done
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done
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test_done