265 lines
8.2 KiB
Bash
Executable file
265 lines
8.2 KiB
Bash
Executable file
#!/bin/sh
|
|
|
|
test_description='git repack works correctly'
|
|
|
|
. ./test-lib.sh
|
|
|
|
commit_and_pack() {
|
|
test_commit "$@" >/dev/null &&
|
|
SHA1=$(git pack-objects --all --unpacked --incremental .git/objects/pack/pack </dev/null) &&
|
|
echo pack-${SHA1}.pack
|
|
}
|
|
|
|
test_expect_success 'objects in packs marked .keep are not repacked' '
|
|
echo content1 > file1 &&
|
|
echo content2 > file2 &&
|
|
git add . &&
|
|
test_tick &&
|
|
git commit -m initial_commit &&
|
|
# Create two packs
|
|
# The first pack will contain all of the objects except one
|
|
git rev-list --objects --all | grep -v file2 |
|
|
git pack-objects pack > /dev/null &&
|
|
# The second pack will contain the excluded object
|
|
packsha1=$(git rev-list --objects --all | grep file2 |
|
|
git pack-objects pack) &&
|
|
>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 'writing bitmaps via command-line can duplicate .keep objects' '
|
|
# build on $objsha1, $packsha1, and .keep state from previous
|
|
git repack -Adbl &&
|
|
test_when_finished "found_duplicate_object=" &&
|
|
for p in .git/objects/pack/*.idx; do
|
|
idx=$(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 "$found_duplicate_object" = 1
|
|
'
|
|
|
|
test_expect_success 'writing bitmaps via config can duplicate .keep objects' '
|
|
# build on $objsha1, $packsha1, and .keep state from previous
|
|
git -c repack.writebitmaps=true repack -Adl &&
|
|
test_when_finished "found_duplicate_object=" &&
|
|
for p in .git/objects/pack/*.idx; do
|
|
idx=$(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 "$found_duplicate_object" = 1
|
|
'
|
|
|
|
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 $H1
|
|
'
|
|
|
|
test_expect_success 'repack --keep-pack' '
|
|
test_create_repo keep-pack &&
|
|
(
|
|
cd keep-pack &&
|
|
P1=$(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 $P4 new-counts &&
|
|
test_line_count = 3 new-counts &&
|
|
git fsck
|
|
)
|
|
'
|
|
|
|
test_expect_success 'bitmaps are created by default in bare repos' '
|
|
git clone --bare .git bare.git &&
|
|
git -C bare.git repack -ad &&
|
|
bitmap=$(ls bare.git/objects/pack/*.bitmap) &&
|
|
test_path_is_file "$bitmap"
|
|
'
|
|
|
|
test_expect_success 'incremental repack does not complain' '
|
|
git -C bare.git repack -q 2>repack.err &&
|
|
test_must_be_empty repack.err
|
|
'
|
|
|
|
test_expect_success 'bitmaps can be disabled on bare repos' '
|
|
git -c repack.writeBitmaps=false -C bare.git repack -ad &&
|
|
bitmap=$(ls bare.git/objects/pack/*.bitmap 2>/dev/null || :) &&
|
|
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\"" &&
|
|
>"$keep" &&
|
|
git -C bare.git repack -ad 2>stderr &&
|
|
test_must_be_empty stderr &&
|
|
find bare.git/objects/pack/ -type f -name "*.bitmap" >actual &&
|
|
test_must_be_empty actual
|
|
'
|
|
|
|
test_expect_success 'auto-bitmaps do not complain if unavailable' '
|
|
test_config -C bare.git pack.packSizeLimit 1M &&
|
|
blob=$(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 -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
|