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|
#!/bin/sh
#
# Copyright (c) 2007 Johannes E. Schindelin
#
test_description='Test commit notes index (expensive!)'
. ./test-lib.sh
test -z "$GIT_NOTES_TIMING_TESTS" && {
say Skipping timing tests
test_done
exit
}
create_repo () {
number_of_commits=$1
nr=0
parent=
test -d .git || {
git init &&
tree=$(git write-tree) &&
while [ $nr -lt $number_of_commits ]; do
test_tick &&
commit=$(echo $nr | git commit-tree $tree $parent) ||
return
parent="-p $commit"
nr=$(($nr+1))
done &&
git update-ref refs/heads/master $commit &&
{
export GIT_INDEX_FILE=.git/temp;
git rev-list HEAD | cat -n | sed "s/^[ ][ ]*/ /g" |
while read nr sha1; do
blob=$(echo note $nr | git hash-object -w --stdin) &&
echo $sha1 | sed "s/^/0644 $blob 0 /"
done | git update-index --index-info &&
tree=$(git write-tree) &&
test_tick &&
commit=$(echo notes | git commit-tree $tree) &&
git update-ref refs/notes/commits $commit
} &&
git config core.notesRef refs/notes/commits
}
}
test_notes () {
count=$1 &&
git config core.notesRef refs/notes/commits &&
git log | grep "^ " > output &&
i=1 &&
while [ $i -le $count ]; do
echo " $(($count-$i))" &&
echo " note $i" &&
i=$(($i+1));
done > expect &&
git diff expect output
}
cat > time_notes << \EOF
mode=$1
i=1
while [ $i -lt $2 ]; do
case $1 in
no-notes)
export GIT_NOTES_REF=non-existing
;;
notes)
unset GIT_NOTES_REF
;;
esac
git log >/dev/null
i=$(($i+1))
done
EOF
time_notes () {
for mode in no-notes notes
do
echo $mode
/usr/bin/time sh ../time_notes $mode $1
done
}
for count in 10 100 1000 10000; do
mkdir $count
(cd $count;
test_expect_success "setup $count" "create_repo $count"
test_expect_success 'notes work' "test_notes $count"
test_expect_success 'notes timing' "time_notes 100"
)
done
test_done
|
