git/t/perf/p1451-fsck-skip-list.sh

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#!/bin/sh
test_description='Test fsck skipList performance'
. ./perf-lib.sh
test_perf_fresh_repo
n=1000000
test_expect_success "setup $n bad commits" '
for i in $(test_seq 1 $n)
do
echo "commit refs/heads/master" &&
echo "committer C <c@example.com> 1234567890 +0000" &&
echo "data <<EOF" &&
echo "$i.Q." &&
echo "EOF" || return 1
done | q_to_nul | git fast-import
'
skip=0
while test $skip -le $n
do
test_expect_success "create skipList for $skip bad commits" '
git log --format=%H --max-count=$skip |
sort >skiplist
'
test_perf "fsck with $skip skipped bad commits" '
git -c fsck.skipList=skiplist fsck
'
case $skip in
0) skip=1 ;;
*) skip=${skip}0 ;;
esac
done
test_done