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|
#!/bin/sh
test_description='git repack works correctly'
. ./test-lib.sh
commit_and_pack () {
test_commit "$@" 1>&2 &&
incrpackid=$(git pack-objects --all --unpacked --incremental .git/objects/pack/pack </dev/null) &&
echo pack-${incrpackid}.pack
}
test_no_missing_in_packs () {
myidx=$(ls -1 .git/objects/pack/*.idx) &&
test_path_is_file "$myidx" &&
git verify-pack -v alt_objects/pack/*.idx >orig.raw &&
sed -n -e "s/^\($OID_REGEX\).*/\1/p" orig.raw | sort >orig &&
git verify-pack -v $myidx >dest.raw &&
cut -d" " -f1 dest.raw | sort >dest &&
comm -23 orig dest >missing &&
test_must_be_empty missing
}
# we expect $packid and $oid to be defined
test_has_duplicate_object () {
want_duplicate_object="$1"
found_duplicate_object=false
for p in .git/objects/pack/*.idx
do
idx=$(basename $p)
test "pack-$packid.idx" = "$idx" && continue
git verify-pack -v $p >packlist || return $?
if grep "^$oid" packlist
then
found_duplicate_object=true
echo "DUPLICATE OBJECT FOUND"
break
fi
done &&
test "$want_duplicate_object" = "$found_duplicate_object"
}
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 >objs &&
grep -v file2 objs | git pack-objects pack &&
# The second pack will contain the excluded object
packid=$(grep file2 objs | git pack-objects pack) &&
>pack-$packid.keep &&
git verify-pack -v pack-$packid.idx >packlist &&
oid=$(head -n 1 packlist | sed -e "s/^\($OID_REGEX\).*/\1/") &&
mv pack-* .git/objects/pack/ &&
git repack -A -d -l &&
git prune-packed &&
test_has_duplicate_object false
'
test_expect_success 'writing bitmaps via command-line can duplicate .keep objects' '
# build on $oid, $packid, and .keep state from previous
GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 git repack -Adbl &&
test_has_duplicate_object true
'
test_expect_success 'writing bitmaps via config can duplicate .keep objects' '
# build on $oid, $packid, and .keep state from previous
GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 \
git -c repack.writebitmaps=true repack -Adl &&
test_has_duplicate_object true
'
test_expect_success 'loose objects in alternate ODB are not repacked' '
mkdir alt_objects &&
echo $(pwd)/alt_objects >.git/objects/info/alternates &&
echo content3 >file3 &&
oid=$(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 &&
test_has_duplicate_object false
'
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 &&
test_no_missing_in_packs
'
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 &&
test_no_missing_in_packs
'
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 $p .pack) &&
if test_path_is_file alt_objects/pack/$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 &&
test_no_missing_in_packs
'
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/ &&
coid=$(git rev-parse HEAD^{commit}) &&
git reset --hard HEAD^ &&
test_tick &&
git reflog expire --expire=$test_tick --expire-unreachable=$test_tick --all &&
# The pack-objects call on the next line is equivalent to
# git repack -A -d without the call to prune-packed
git pack-objects --honor-pack-keep --non-empty --all --reflog \
--unpack-unreachable </dev/null pack &&
rm -f .git/objects/pack/* &&
mv pack-* .git/objects/pack/ &&
git verify-pack -v -- .git/objects/pack/*.idx >packlist &&
! grep "^$coid " packlist &&
echo >.git/objects/info/alternates &&
test_must_fail git show $coid
'
test_expect_success 'local packed unreachable obs that exist in alternate ODB are not loosened' '
echo $(pwd)/alt_objects >.git/objects/info/alternates &&
echo "$coid" | 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/ &&
git verify-pack -v -- .git/objects/pack/*.idx >packlist &&
! grep "^$coid " &&
echo >.git/objects/info/alternates &&
test_must_fail git show $coid
'
test_expect_success 'objects made unreachable by grafts only are kept' '
test_tick &&
git commit --allow-empty -m "commit 4" &&
H0=$(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 $H1
'
test_expect_success 'repack --keep-pack' '
test_create_repo keep-pack &&
(
cd keep-pack &&
P1=$(commit_and_pack 1) &&
P2=$(commit_and_pack 2) &&
P3=$(commit_and_pack 3) &&
P4=$(commit_and_pack 4) &&
ls .git/objects/pack/*.pack >old-counts &&
test_line_count = 4 old-counts &&
git repack -a -d --keep-pack $P1 --keep-pack $P4 &&
ls .git/objects/pack/*.pack >new-counts &&
grep -q $P1 new-counts &&
grep -q $P4 new-counts &&
test_line_count = 3 new-counts &&
git fsck
)
'
test_expect_success 'bitmaps are created by default in bare repos' '
git clone --bare .git bare.git &&
rm -f bare.git/objects/pack/*.bitmap &&
GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 \
git -C bare.git repack -ad &&
bitmap=$(ls bare.git/objects/pack/*.bitmap) &&
test_path_is_file "$bitmap"
'
test_expect_success 'incremental repack does not complain' '
git -C bare.git repack -q 2>repack.err &&
test_must_be_empty repack.err
'
test_expect_success 'bitmaps can be disabled on bare repos' '
GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 \
git -c repack.writeBitmaps=false -C bare.git repack -ad &&
bitmap=$(ls bare.git/objects/pack/*.bitmap || :) &&
test -z "$bitmap"
'
test_expect_success 'no bitmaps created if .keep files present' '
pack=$(ls bare.git/objects/pack/*.pack) &&
test_path_is_file "$pack" &&
keep=${pack%.pack}.keep &&
test_when_finished "rm -f \"\$keep\"" &&
>"$keep" &&
GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 \
git -C bare.git repack -ad 2>stderr &&
test_must_be_empty stderr &&
find bare.git/objects/pack/ -type f -name "*.bitmap" >actual &&
test_must_be_empty actual
'
test_expect_success 'auto-bitmaps do not complain if unavailable' '
test_config -C bare.git pack.packSizeLimit 1M &&
blob=$(test-tool genrandom big $((1024*1024)) |
git -C bare.git hash-object -w --stdin) &&
git -C bare.git update-ref refs/tags/big $blob &&
GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 \
git -C bare.git repack -ad 2>stderr &&
test_must_be_empty stderr &&
find bare.git/objects/pack -type f -name "*.bitmap" >actual &&
test_must_be_empty actual
'
test_done
|
