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#!/bin/sh
test_description='git repack works correctly'
. ./test-lib.sh
test_expect_success 'objects in packs marked .keep are not repacked' '
echo content1 > file1 &&
echo content2 > file2 &&
git add . &&
test_tick &&
git commit -m initial_commit &&
# Create two packs
# The first pack will contain all of the objects except one
git rev-list --objects --all | grep -v file2 |
git pack-objects pack > /dev/null &&
# The second pack will contain the excluded object
packsha1=$(git rev-list --objects --all | grep file2 |
git pack-objects pack) &&
touch -r pack-$packsha1.pack pack-$packsha1.keep &&
objsha1=$(git verify-pack -v pack-$packsha1.idx | head -n 1 |
sed -e "s/^\([0-9a-f]\{40\}\).*/\1/") &&
mv pack-* .git/objects/pack/ &&
git repack -A -d -l &&
git prune-packed &&
for p in .git/objects/pack/*.idx; do
idx=$(basename $p)
test "pack-$packsha1.idx" = "$idx" && continue
if git verify-pack -v $p | egrep "^$objsha1"; then
found_duplicate_object=1
echo "DUPLICATE OBJECT FOUND"
break
fi
done &&
test -z "$found_duplicate_object"
'
test_expect_success 'loose objects in alternate ODB are not repacked' '
mkdir alt_objects &&
echo `pwd`/alt_objects > .git/objects/info/alternates &&
echo content3 > file3 &&
objsha1=$(GIT_OBJECT_DIRECTORY=alt_objects git hash-object -w file3) &&
git add file3 &&
test_tick &&
git commit -m commit_file3 &&
git repack -a -d -l &&
git prune-packed &&
for p in .git/objects/pack/*.idx; do
if git verify-pack -v $p | egrep "^$objsha1"; then
found_duplicate_object=1
echo "DUPLICATE OBJECT FOUND"
break
fi
done &&
test -z "$found_duplicate_object"
'
test_expect_success 'packed obs in alt ODB are repacked even when local repo is packless' '
mkdir alt_objects/pack &&
mv .git/objects/pack/* alt_objects/pack &&
git repack -a &&
myidx=$(ls -1 .git/objects/pack/*.idx) &&
test -f "$myidx" &&
for p in alt_objects/pack/*.idx; do
git verify-pack -v $p | sed -n -e "/^[0-9a-f]\{40\}/p"
done | while read sha1 rest; do
if ! ( git verify-pack -v $myidx | grep "^$sha1" ); then
echo "Missing object in local pack: $sha1"
return 1
fi
done
'
test_expect_success 'packed obs in alt ODB are repacked when local repo has packs' '
rm -f .git/objects/pack/* &&
echo new_content >> file1 &&
git add file1 &&
test_tick &&
git commit -m more_content &&
git repack &&
git repack -a -d &&
myidx=$(ls -1 .git/objects/pack/*.idx) &&
test -f "$myidx" &&
for p in alt_objects/pack/*.idx; do
git verify-pack -v $p | sed -n -e "/^[0-9a-f]\{40\}/p"
done | while read sha1 rest; do
if ! ( git verify-pack -v $myidx | grep "^$sha1" ); then
echo "Missing object in local pack: $sha1"
return 1
fi
done
'
test_expect_success 'packed obs in alternate ODB kept pack are repacked' '
# swap the .keep so the commit object is in the pack with .keep
for p in alt_objects/pack/*.pack
do
base_name=$(basename $p .pack) &&
if test -f alt_objects/pack/$base_name.keep
then
rm alt_objects/pack/$base_name.keep
else
touch alt_objects/pack/$base_name.keep
fi
done &&
git repack -a -d &&
myidx=$(ls -1 .git/objects/pack/*.idx) &&
test -f "$myidx" &&
for p in alt_objects/pack/*.idx; do
git verify-pack -v $p | sed -n -e "/^[0-9a-f]\{40\}/p"
done | while read sha1 rest; do
if ! ( git verify-pack -v $myidx | grep "^$sha1" ); then
echo "Missing object in local pack: $sha1"
return 1
fi
done
'
test_expect_success 'packed unreachable obs in alternate ODB are not loosened' '
rm -f alt_objects/pack/*.keep &&
mv .git/objects/pack/* alt_objects/pack/ &&
csha1=$(git rev-parse HEAD^{commit}) &&
git reset --hard HEAD^ &&
test_tick &&
git reflog expire --expire=$test_tick --expire-unreachable=$test_tick --all &&
# The pack-objects call on the next line is equivalent to
# git repack -A -d without the call to prune-packed
git pack-objects --honor-pack-keep --non-empty --all --reflog \
--unpack-unreachable </dev/null pack &&
rm -f .git/objects/pack/* &&
mv pack-* .git/objects/pack/ &&
test 0 = $(git verify-pack -v -- .git/objects/pack/*.idx |
egrep "^$csha1 " | sort | uniq | wc -l) &&
echo > .git/objects/info/alternates &&
test_must_fail git show $csha1
'
test_expect_success 'local packed unreachable obs that exist in alternate ODB are not loosened' '
echo `pwd`/alt_objects > .git/objects/info/alternates &&
echo "$csha1" | git pack-objects --non-empty --all --reflog pack &&
rm -f .git/objects/pack/* &&
mv pack-* .git/objects/pack/ &&
# The pack-objects call on the next line is equivalent to
# git repack -A -d without the call to prune-packed
git pack-objects --honor-pack-keep --non-empty --all --reflog \
--unpack-unreachable </dev/null pack &&
rm -f .git/objects/pack/* &&
mv pack-* .git/objects/pack/ &&
test 0 = $(git verify-pack -v -- .git/objects/pack/*.idx |
egrep "^$csha1 " | sort | uniq | wc -l) &&
echo > .git/objects/info/alternates &&
test_must_fail git show $csha1
'
test_expect_success 'objects made unreachable by grafts only are kept' '
test_tick &&
git commit --allow-empty -m "commit 4" &&
H0=$(git rev-parse HEAD) &&
H1=$(git rev-parse HEAD^) &&
H2=$(git rev-parse HEAD^^) &&
echo "$H0 $H2" > .git/info/grafts &&
git reflog expire --expire=$test_tick --expire-unreachable=$test_tick --all &&
git repack -a -d &&
git cat-file -t $H1
'
test_done
|
