mirror of
https://github.com/git/git
synced 2024-10-30 03:13:24 +00:00
da5a1f8100
Our usual shell style is to put the "do" of a loop on its
own line, like:
while $cond
do
something
done
instead of:
while $cond; do
something
done
We have a bit of both in our code base, but the former is
what's in CodingGuidelines (and outnumbers the latter in t/
by about 6:1).
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
334 lines
9.9 KiB
Bash
Executable file
334 lines
9.9 KiB
Bash
Executable file
#!/bin/sh
|
|
|
|
test_description='exercise basic bitmap functionality'
|
|
. ./test-lib.sh
|
|
|
|
objpath () {
|
|
echo ".git/objects/$(echo "$1" | sed -e 's|\(..\)|\1/|')"
|
|
}
|
|
|
|
# show objects present in pack ($1 should be associated *.idx)
|
|
list_packed_objects () {
|
|
git show-index <"$1" | cut -d' ' -f2
|
|
}
|
|
|
|
# has_any pattern-file content-file
|
|
# tests whether content-file has any entry from pattern-file with entries being
|
|
# whole lines.
|
|
has_any () {
|
|
grep -Ff "$1" "$2"
|
|
}
|
|
|
|
test_expect_success 'setup repo with moderate-sized history' '
|
|
for i in $(test_seq 1 10)
|
|
do
|
|
test_commit $i
|
|
done &&
|
|
git checkout -b other HEAD~5 &&
|
|
for i in $(test_seq 1 10)
|
|
do
|
|
test_commit side-$i
|
|
done &&
|
|
git checkout master &&
|
|
bitmaptip=$(git rev-parse master) &&
|
|
blob=$(echo tagged-blob | git hash-object -w --stdin) &&
|
|
git tag tagged-blob $blob &&
|
|
git config repack.writebitmaps true &&
|
|
git config pack.writebitmaphashcache true
|
|
'
|
|
|
|
test_expect_success 'full repack creates bitmaps' '
|
|
git repack -ad &&
|
|
ls .git/objects/pack/ | grep bitmap >output &&
|
|
test_line_count = 1 output
|
|
'
|
|
|
|
test_expect_success 'rev-list --test-bitmap verifies bitmaps' '
|
|
git rev-list --test-bitmap HEAD
|
|
'
|
|
|
|
rev_list_tests() {
|
|
state=$1
|
|
|
|
test_expect_success "counting commits via bitmap ($state)" '
|
|
git rev-list --count HEAD >expect &&
|
|
git rev-list --use-bitmap-index --count HEAD >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success "counting partial commits via bitmap ($state)" '
|
|
git rev-list --count HEAD~5..HEAD >expect &&
|
|
git rev-list --use-bitmap-index --count HEAD~5..HEAD >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success "counting commits with limit ($state)" '
|
|
git rev-list --count -n 1 HEAD >expect &&
|
|
git rev-list --use-bitmap-index --count -n 1 HEAD >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success "counting non-linear history ($state)" '
|
|
git rev-list --count other...master >expect &&
|
|
git rev-list --use-bitmap-index --count other...master >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success "counting commits with limiting ($state)" '
|
|
git rev-list --count HEAD -- 1.t >expect &&
|
|
git rev-list --use-bitmap-index --count HEAD -- 1.t >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success "enumerate --objects ($state)" '
|
|
git rev-list --objects --use-bitmap-index HEAD >tmp &&
|
|
cut -d" " -f1 <tmp >tmp2 &&
|
|
sort <tmp2 >actual &&
|
|
git rev-list --objects HEAD >tmp &&
|
|
cut -d" " -f1 <tmp >tmp2 &&
|
|
sort <tmp2 >expect &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success "bitmap --objects handles non-commit objects ($state)" '
|
|
git rev-list --objects --use-bitmap-index HEAD tagged-blob >actual &&
|
|
grep $blob actual
|
|
'
|
|
}
|
|
|
|
rev_list_tests 'full bitmap'
|
|
|
|
test_expect_success 'clone from bitmapped repository' '
|
|
git clone --no-local --bare . clone.git &&
|
|
git rev-parse HEAD >expect &&
|
|
git --git-dir=clone.git rev-parse HEAD >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'setup further non-bitmapped commits' '
|
|
for i in $(test_seq 1 10)
|
|
do
|
|
test_commit further-$i
|
|
done
|
|
'
|
|
|
|
rev_list_tests 'partial bitmap'
|
|
|
|
test_expect_success 'fetch (partial bitmap)' '
|
|
git --git-dir=clone.git fetch origin master:master &&
|
|
git rev-parse HEAD >expect &&
|
|
git --git-dir=clone.git rev-parse HEAD >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'incremental repack fails when bitmaps are requested' '
|
|
test_commit more-1 &&
|
|
test_must_fail git repack -d 2>err &&
|
|
test_i18ngrep "Incremental repacks are incompatible with bitmap" err
|
|
'
|
|
|
|
test_expect_success 'incremental repack can disable bitmaps' '
|
|
test_commit more-2 &&
|
|
git repack -d --no-write-bitmap-index
|
|
'
|
|
|
|
test_expect_success 'pack-objects respects --local (non-local loose)' '
|
|
git init --bare alt.git &&
|
|
echo $(pwd)/alt.git/objects >.git/objects/info/alternates &&
|
|
echo content1 >file1 &&
|
|
# non-local loose object which is not present in bitmapped pack
|
|
altblob=$(GIT_DIR=alt.git git hash-object -w file1) &&
|
|
# non-local loose object which is also present in bitmapped pack
|
|
git cat-file blob $blob | GIT_DIR=alt.git git hash-object -w --stdin &&
|
|
git add file1 &&
|
|
test_tick &&
|
|
git commit -m commit_file1 &&
|
|
echo HEAD | git pack-objects --local --stdout --revs >1.pack &&
|
|
git index-pack 1.pack &&
|
|
list_packed_objects 1.idx >1.objects &&
|
|
printf "%s\n" "$altblob" "$blob" >nonlocal-loose &&
|
|
! has_any nonlocal-loose 1.objects
|
|
'
|
|
|
|
test_expect_success 'pack-objects respects --honor-pack-keep (local non-bitmapped pack)' '
|
|
echo content2 >file2 &&
|
|
blob2=$(git hash-object -w file2) &&
|
|
git add file2 &&
|
|
test_tick &&
|
|
git commit -m commit_file2 &&
|
|
printf "%s\n" "$blob2" "$bitmaptip" >keepobjects &&
|
|
pack2=$(git pack-objects pack2 <keepobjects) &&
|
|
mv pack2-$pack2.* .git/objects/pack/ &&
|
|
>.git/objects/pack/pack2-$pack2.keep &&
|
|
rm $(objpath $blob2) &&
|
|
echo HEAD | git pack-objects --honor-pack-keep --stdout --revs >2a.pack &&
|
|
git index-pack 2a.pack &&
|
|
list_packed_objects 2a.idx >2a.objects &&
|
|
! has_any keepobjects 2a.objects
|
|
'
|
|
|
|
test_expect_success 'pack-objects respects --local (non-local pack)' '
|
|
mv .git/objects/pack/pack2-$pack2.* alt.git/objects/pack/ &&
|
|
echo HEAD | git pack-objects --local --stdout --revs >2b.pack &&
|
|
git index-pack 2b.pack &&
|
|
list_packed_objects 2b.idx >2b.objects &&
|
|
! has_any keepobjects 2b.objects
|
|
'
|
|
|
|
test_expect_success 'pack-objects respects --honor-pack-keep (local bitmapped pack)' '
|
|
ls .git/objects/pack/ | grep bitmap >output &&
|
|
test_line_count = 1 output &&
|
|
packbitmap=$(basename $(cat output) .bitmap) &&
|
|
list_packed_objects .git/objects/pack/$packbitmap.idx >packbitmap.objects &&
|
|
test_when_finished "rm -f .git/objects/pack/$packbitmap.keep" &&
|
|
>.git/objects/pack/$packbitmap.keep &&
|
|
echo HEAD | git pack-objects --honor-pack-keep --stdout --revs >3a.pack &&
|
|
git index-pack 3a.pack &&
|
|
list_packed_objects 3a.idx >3a.objects &&
|
|
! has_any packbitmap.objects 3a.objects
|
|
'
|
|
|
|
test_expect_success 'pack-objects respects --local (non-local bitmapped pack)' '
|
|
mv .git/objects/pack/$packbitmap.* alt.git/objects/pack/ &&
|
|
test_when_finished "mv alt.git/objects/pack/$packbitmap.* .git/objects/pack/" &&
|
|
echo HEAD | git pack-objects --local --stdout --revs >3b.pack &&
|
|
git index-pack 3b.pack &&
|
|
list_packed_objects 3b.idx >3b.objects &&
|
|
! has_any packbitmap.objects 3b.objects
|
|
'
|
|
|
|
test_expect_success 'pack-objects to file can use bitmap' '
|
|
# make sure we still have 1 bitmap index from previous tests
|
|
ls .git/objects/pack/ | grep bitmap >output &&
|
|
test_line_count = 1 output &&
|
|
# verify equivalent packs are generated with/without using bitmap index
|
|
packasha1=$(git pack-objects --no-use-bitmap-index --all packa </dev/null) &&
|
|
packbsha1=$(git pack-objects --use-bitmap-index --all packb </dev/null) &&
|
|
list_packed_objects <packa-$packasha1.idx >packa.objects &&
|
|
list_packed_objects <packb-$packbsha1.idx >packb.objects &&
|
|
test_cmp packa.objects packb.objects
|
|
'
|
|
|
|
test_expect_success 'full repack, reusing previous bitmaps' '
|
|
git repack -ad &&
|
|
ls .git/objects/pack/ | grep bitmap >output &&
|
|
test_line_count = 1 output
|
|
'
|
|
|
|
test_expect_success 'fetch (full bitmap)' '
|
|
git --git-dir=clone.git fetch origin master:master &&
|
|
git rev-parse HEAD >expect &&
|
|
git --git-dir=clone.git rev-parse HEAD >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'create objects for missing-HAVE tests' '
|
|
blob=$(echo "missing have" | git hash-object -w --stdin) &&
|
|
tree=$(printf "100644 blob $blob\tfile\n" | git mktree) &&
|
|
parent=$(echo parent | git commit-tree $tree) &&
|
|
commit=$(echo commit | git commit-tree $tree -p $parent) &&
|
|
cat >revs <<-EOF
|
|
HEAD
|
|
^HEAD^
|
|
^$commit
|
|
EOF
|
|
'
|
|
|
|
test_expect_success 'pack-objects respects --incremental' '
|
|
cat >revs2 <<-EOF &&
|
|
HEAD
|
|
$commit
|
|
EOF
|
|
git pack-objects --incremental --stdout --revs <revs2 >4.pack &&
|
|
git index-pack 4.pack &&
|
|
list_packed_objects 4.idx >4.objects &&
|
|
test_line_count = 4 4.objects &&
|
|
git rev-list --objects $commit >revlist &&
|
|
cut -d" " -f1 revlist |sort >objects &&
|
|
test_cmp 4.objects objects
|
|
'
|
|
|
|
test_expect_success 'pack with missing blob' '
|
|
rm $(objpath $blob) &&
|
|
git pack-objects --stdout --revs <revs >/dev/null
|
|
'
|
|
|
|
test_expect_success 'pack with missing tree' '
|
|
rm $(objpath $tree) &&
|
|
git pack-objects --stdout --revs <revs >/dev/null
|
|
'
|
|
|
|
test_expect_success 'pack with missing parent' '
|
|
rm $(objpath $parent) &&
|
|
git pack-objects --stdout --revs <revs >/dev/null
|
|
'
|
|
|
|
test_expect_success JGIT 'we can read jgit bitmaps' '
|
|
git clone . compat-jgit &&
|
|
(
|
|
cd compat-jgit &&
|
|
rm -f .git/objects/pack/*.bitmap &&
|
|
jgit gc &&
|
|
git rev-list --test-bitmap HEAD
|
|
)
|
|
'
|
|
|
|
test_expect_success JGIT 'jgit can read our bitmaps' '
|
|
git clone . compat-us &&
|
|
(
|
|
cd compat-us &&
|
|
git repack -adb &&
|
|
# jgit gc will barf if it does not like our bitmaps
|
|
jgit gc
|
|
)
|
|
'
|
|
|
|
test_expect_success 'splitting packs does not generate bogus bitmaps' '
|
|
test-genrandom foo $((1024 * 1024)) >rand &&
|
|
git add rand &&
|
|
git commit -m "commit with big file" &&
|
|
git -c pack.packSizeLimit=500k repack -adb &&
|
|
git init --bare no-bitmaps.git &&
|
|
git -C no-bitmaps.git fetch .. HEAD
|
|
'
|
|
|
|
test_expect_success 'set up reusable pack' '
|
|
rm -f .git/objects/pack/*.keep &&
|
|
git repack -adb &&
|
|
reusable_pack () {
|
|
git for-each-ref --format="%(objectname)" |
|
|
git pack-objects --delta-base-offset --revs --stdout "$@"
|
|
}
|
|
'
|
|
|
|
test_expect_success 'pack reuse respects --honor-pack-keep' '
|
|
test_when_finished "rm -f .git/objects/pack/*.keep" &&
|
|
for i in .git/objects/pack/*.pack
|
|
do
|
|
>${i%.pack}.keep
|
|
done &&
|
|
reusable_pack --honor-pack-keep >empty.pack &&
|
|
git index-pack empty.pack &&
|
|
>expect &&
|
|
git show-index <empty.idx >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'pack reuse respects --local' '
|
|
mv .git/objects/pack/* alt.git/objects/pack/ &&
|
|
test_when_finished "mv alt.git/objects/pack/* .git/objects/pack/" &&
|
|
reusable_pack --local >empty.pack &&
|
|
git index-pack empty.pack &&
|
|
>expect &&
|
|
git show-index <empty.idx >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'pack reuse respects --incremental' '
|
|
reusable_pack --incremental >empty.pack &&
|
|
git index-pack empty.pack &&
|
|
>expect &&
|
|
git show-index <empty.idx >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
test_done
|