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-rwxr-xr-xt/t5300-pack-object.sh732
1 files changed, 732 insertions, 0 deletions
diff --git a/t/t5300-pack-object.sh b/t/t5300-pack-object.sh
new file mode 100755
index 0000000..f8a0f30
--- /dev/null
+++ b/t/t5300-pack-object.sh
@@ -0,0 +1,732 @@
+#!/bin/sh
+#
+# Copyright (c) 2005 Junio C Hamano
+#
+
+test_description='git pack-object
+
+'
+. ./test-lib.sh
+
+test_expect_success 'setup' '
+ rm -f .git/index* &&
+ perl -e "print \"a\" x 4096;" >a &&
+ perl -e "print \"b\" x 4096;" >b &&
+ perl -e "print \"c\" x 4096;" >c &&
+ test-tool genrandom "seed a" 2097152 >a_big &&
+ test-tool genrandom "seed b" 2097152 >b_big &&
+ git update-index --add a a_big b b_big c &&
+ cat c >d && echo foo >>d && git update-index --add d &&
+ tree=$(git write-tree) &&
+ commit=$(git commit-tree $tree </dev/null) &&
+ {
+ echo $tree &&
+ echo $commit &&
+ git ls-tree $tree | sed -e "s/.* \\([0-9a-f]*\\) .*/\\1/"
+ } >obj-list &&
+ {
+ git diff-tree --root -p $commit &&
+ while read object
+ do
+ t=$(git cat-file -t $object) &&
+ git cat-file $t $object || return 1
+ done <obj-list
+ } >expect
+'
+
+test_expect_success 'setup pack-object <stdin' '
+ git init pack-object-stdin &&
+ test_commit -C pack-object-stdin one &&
+ test_commit -C pack-object-stdin two
+
+'
+
+test_expect_success 'pack-object <stdin parsing: basic [|--revs]' '
+ cat >in <<-EOF &&
+ $(git -C pack-object-stdin rev-parse one)
+ EOF
+
+ git -C pack-object-stdin pack-objects basic-stdin <in &&
+ idx=$(echo pack-object-stdin/basic-stdin-*.idx) &&
+ git show-index <"$idx" >actual &&
+ test_line_count = 1 actual &&
+
+ git -C pack-object-stdin pack-objects --revs basic-stdin-revs <in &&
+ idx=$(echo pack-object-stdin/basic-stdin-revs-*.idx) &&
+ git show-index <"$idx" >actual &&
+ test_line_count = 3 actual
+'
+
+test_expect_success 'pack-object <stdin parsing: [|--revs] bad line' '
+ cat >in <<-EOF &&
+ $(git -C pack-object-stdin rev-parse one)
+ garbage
+ $(git -C pack-object-stdin rev-parse two)
+ EOF
+
+ sed "s/^> //g" >err.expect <<-EOF &&
+ fatal: expected object ID, got garbage:
+ > garbage
+
+ EOF
+ test_must_fail git -C pack-object-stdin pack-objects bad-line-stdin <in 2>err.actual &&
+ test_cmp err.expect err.actual &&
+
+ cat >err.expect <<-EOF &&
+ fatal: bad revision '"'"'garbage'"'"'
+ EOF
+ test_must_fail git -C pack-object-stdin pack-objects --revs bad-line-stdin-revs <in 2>err.actual &&
+ test_cmp err.expect err.actual
+'
+
+test_expect_success 'pack-object <stdin parsing: [|--revs] empty line' '
+ cat >in <<-EOF &&
+ $(git -C pack-object-stdin rev-parse one)
+
+ $(git -C pack-object-stdin rev-parse two)
+ EOF
+
+ sed -e "s/^> //g" -e "s/Z$//g" >err.expect <<-EOF &&
+ fatal: expected object ID, got garbage:
+ > Z
+
+ EOF
+ test_must_fail git -C pack-object-stdin pack-objects empty-line-stdin <in 2>err.actual &&
+ test_cmp err.expect err.actual &&
+
+ git -C pack-object-stdin pack-objects --revs empty-line-stdin-revs <in &&
+ idx=$(echo pack-object-stdin/empty-line-stdin-revs-*.idx) &&
+ git show-index <"$idx" >actual &&
+ test_line_count = 3 actual
+'
+
+test_expect_success 'pack-object <stdin parsing: [|--revs] with --stdin' '
+ cat >in <<-EOF &&
+ $(git -C pack-object-stdin rev-parse one)
+ $(git -C pack-object-stdin rev-parse two)
+ EOF
+
+ # There is the "--stdin-packs is incompatible with --revs"
+ # test below, but we should make sure that the revision.c
+ # --stdin is not picked up
+ cat >err.expect <<-EOF &&
+ fatal: disallowed abbreviated or ambiguous option '"'"'stdin'"'"'
+ EOF
+ test_must_fail git -C pack-object-stdin pack-objects stdin-with-stdin-option --stdin <in 2>err.actual &&
+ test_cmp err.expect err.actual &&
+
+ test_must_fail git -C pack-object-stdin pack-objects --stdin --revs stdin-with-stdin-option-revs 2>err.actual <in &&
+ test_cmp err.expect err.actual
+'
+
+test_expect_success 'pack-object <stdin parsing: --stdin-packs handles garbage' '
+ cat >in <<-EOF &&
+ $(git -C pack-object-stdin rev-parse one)
+ $(git -C pack-object-stdin rev-parse two)
+ EOF
+
+ # That we get "two" and not "one" has to do with OID
+ # ordering. It happens to be the same here under SHA-1 and
+ # SHA-256. See commentary in pack-objects.c
+ cat >err.expect <<-EOF &&
+ fatal: could not find pack '"'"'$(git -C pack-object-stdin rev-parse two)'"'"'
+ EOF
+ test_must_fail git \
+ -C pack-object-stdin \
+ pack-objects stdin-with-stdin-option --stdin-packs \
+ <in 2>err.actual &&
+ test_cmp err.expect err.actual
+'
+
+# usage: check_deltas <stderr_from_pack_objects> <cmp_op> <nr_deltas>
+# e.g.: check_deltas stderr -gt 0
+check_deltas() {
+ deltas=$(perl -lne '/delta (\d+)/ and print $1' "$1") &&
+ shift &&
+ if ! test "$deltas" "$@"
+ then
+ echo >&2 "unexpected number of deltas (compared $delta $*)"
+ return 1
+ fi
+}
+
+test_expect_success 'pack without delta' '
+ packname_1=$(git pack-objects --progress --window=0 test-1 \
+ <obj-list 2>stderr) &&
+ check_deltas stderr = 0
+'
+
+test_expect_success 'pack-objects with bogus arguments' '
+ test_must_fail git pack-objects --window=0 test-1 blah blah <obj-list
+'
+
+check_unpack () {
+ local packname="$1" &&
+ local object_list="$2" &&
+ local git_config="$3" &&
+ test_when_finished "rm -rf git2" &&
+ git $git_config init --bare git2 &&
+ (
+ git $git_config -C git2 unpack-objects -n <"$packname".pack &&
+ git $git_config -C git2 unpack-objects <"$packname".pack &&
+ git $git_config -C git2 cat-file --batch-check="%(objectname)"
+ ) <"$object_list" >current &&
+ cmp "$object_list" current
+}
+
+test_expect_success 'unpack without delta' '
+ check_unpack test-1-${packname_1} obj-list
+'
+
+BATCH_CONFIGURATION='-c core.fsync=loose-object -c core.fsyncmethod=batch'
+
+test_expect_success 'unpack without delta (core.fsyncmethod=batch)' '
+ check_unpack test-1-${packname_1} obj-list "$BATCH_CONFIGURATION"
+'
+
+test_expect_success 'pack with REF_DELTA' '
+ packname_2=$(git pack-objects --progress test-2 <obj-list 2>stderr) &&
+ check_deltas stderr -gt 0
+'
+
+test_expect_success 'unpack with REF_DELTA' '
+ check_unpack test-2-${packname_2} obj-list
+'
+
+test_expect_success 'unpack with REF_DELTA (core.fsyncmethod=batch)' '
+ check_unpack test-2-${packname_2} obj-list "$BATCH_CONFIGURATION"
+'
+
+test_expect_success 'pack with OFS_DELTA' '
+ packname_3=$(git pack-objects --progress --delta-base-offset test-3 \
+ <obj-list 2>stderr) &&
+ check_deltas stderr -gt 0
+'
+
+test_expect_success 'unpack with OFS_DELTA' '
+ check_unpack test-3-${packname_3} obj-list
+'
+
+test_expect_success 'unpack with OFS_DELTA (core.fsyncmethod=batch)' '
+ check_unpack test-3-${packname_3} obj-list "$BATCH_CONFIGURATION"
+'
+
+test_expect_success 'compare delta flavors' '
+ perl -e '\''
+ defined($_ = -s $_) or die for @ARGV;
+ exit 1 if $ARGV[0] <= $ARGV[1];
+ '\'' test-2-$packname_2.pack test-3-$packname_3.pack
+'
+
+check_use_objects () {
+ test_when_finished "rm -rf git2" &&
+ git init --bare git2 &&
+ cp "$1".pack "$1".idx git2/objects/pack &&
+ (
+ cd git2 &&
+ git diff-tree --root -p $commit &&
+ while read object
+ do
+ t=$(git cat-file -t $object) &&
+ git cat-file $t $object || exit 1
+ done
+ ) <obj-list >current &&
+ cmp expect current
+}
+
+test_expect_success 'use packed objects' '
+ check_use_objects test-1-${packname_1}
+'
+
+test_expect_success 'use packed deltified (REF_DELTA) objects' '
+ check_use_objects test-2-${packname_2}
+'
+
+test_expect_success 'use packed deltified (OFS_DELTA) objects' '
+ check_use_objects test-3-${packname_3}
+'
+
+test_expect_success 'survive missing objects/pack directory' '
+ (
+ rm -fr missing-pack &&
+ mkdir missing-pack &&
+ cd missing-pack &&
+ git init &&
+ GOP=.git/objects/pack &&
+ rm -fr $GOP &&
+ git index-pack --stdin --keep=test <../test-3-${packname_3}.pack &&
+ test -f $GOP/pack-${packname_3}.pack &&
+ cmp $GOP/pack-${packname_3}.pack ../test-3-${packname_3}.pack &&
+ test -f $GOP/pack-${packname_3}.idx &&
+ cmp $GOP/pack-${packname_3}.idx ../test-3-${packname_3}.idx &&
+ test -f $GOP/pack-${packname_3}.keep
+ )
+'
+
+test_expect_success \
+ 'verify pack' \
+ 'git verify-pack test-1-${packname_1}.idx \
+ test-2-${packname_2}.idx \
+ test-3-${packname_3}.idx'
+
+test_expect_success \
+ 'verify pack -v' \
+ 'git verify-pack -v test-1-${packname_1}.idx \
+ test-2-${packname_2}.idx \
+ test-3-${packname_3}.idx'
+
+test_expect_success \
+ 'verify-pack catches mismatched .idx and .pack files' \
+ 'cat test-1-${packname_1}.idx >test-3.idx &&
+ cat test-2-${packname_2}.pack >test-3.pack &&
+ if git verify-pack test-3.idx
+ then false
+ else :;
+ fi'
+
+test_expect_success \
+ 'verify-pack catches a corrupted pack signature' \
+ 'cat test-1-${packname_1}.pack >test-3.pack &&
+ echo | dd of=test-3.pack count=1 bs=1 conv=notrunc seek=2 &&
+ if git verify-pack test-3.idx
+ then false
+ else :;
+ fi'
+
+test_expect_success \
+ 'verify-pack catches a corrupted pack version' \
+ 'cat test-1-${packname_1}.pack >test-3.pack &&
+ echo | dd of=test-3.pack count=1 bs=1 conv=notrunc seek=7 &&
+ if git verify-pack test-3.idx
+ then false
+ else :;
+ fi'
+
+test_expect_success \
+ 'verify-pack catches a corrupted type/size of the 1st packed object data' \
+ 'cat test-1-${packname_1}.pack >test-3.pack &&
+ echo | dd of=test-3.pack count=1 bs=1 conv=notrunc seek=12 &&
+ if git verify-pack test-3.idx
+ then false
+ else :;
+ fi'
+
+test_expect_success \
+ 'verify-pack catches a corrupted sum of the index file itself' \
+ 'l=$(wc -c <test-3.idx) &&
+ l=$(expr $l - 20) &&
+ cat test-1-${packname_1}.pack >test-3.pack &&
+ printf "%20s" "" | dd of=test-3.idx count=20 bs=1 conv=notrunc seek=$l &&
+ if git verify-pack test-3.pack
+ then false
+ else :;
+ fi'
+
+test_expect_success \
+ 'build pack index for an existing pack' \
+ 'cat test-1-${packname_1}.pack >test-3.pack &&
+ git index-pack -o tmp.idx test-3.pack &&
+ cmp tmp.idx test-1-${packname_1}.idx &&
+
+ git index-pack --promisor=message test-3.pack &&
+ cmp test-3.idx test-1-${packname_1}.idx &&
+ echo message >expect &&
+ test_cmp expect test-3.promisor &&
+
+ cat test-2-${packname_2}.pack >test-3.pack &&
+ git index-pack -o tmp.idx test-2-${packname_2}.pack &&
+ cmp tmp.idx test-2-${packname_2}.idx &&
+
+ git index-pack test-3.pack &&
+ cmp test-3.idx test-2-${packname_2}.idx &&
+
+ cat test-3-${packname_3}.pack >test-3.pack &&
+ git index-pack -o tmp.idx test-3-${packname_3}.pack &&
+ cmp tmp.idx test-3-${packname_3}.idx &&
+
+ git index-pack test-3.pack &&
+ cmp test-3.idx test-3-${packname_3}.idx &&
+
+ cat test-1-${packname_1}.pack >test-4.pack &&
+ rm -f test-4.keep &&
+ git index-pack --keep=why test-4.pack &&
+ cmp test-1-${packname_1}.idx test-4.idx &&
+ test -f test-4.keep &&
+
+ :'
+
+test_expect_success 'unpacking with --strict' '
+
+ for j in a b c d e f g
+ do
+ for i in 0 1 2 3 4 5 6 7 8 9
+ do
+ o=$(echo $j$i | git hash-object -w --stdin) &&
+ echo "100644 $o 0 $j$i" || return 1
+ done
+ done >LIST &&
+ rm -f .git/index &&
+ git update-index --index-info <LIST &&
+ LIST=$(git write-tree) &&
+ rm -f .git/index &&
+ head -n 10 LIST | git update-index --index-info &&
+ LI=$(git write-tree) &&
+ rm -f .git/index &&
+ tail -n 10 LIST | git update-index --index-info &&
+ ST=$(git write-tree) &&
+ git rev-list --objects "$LIST" "$LI" "$ST" >actual &&
+ PACK5=$( git pack-objects test-5 <actual ) &&
+ PACK6=$( test_write_lines "$LIST" "$LI" "$ST" | git pack-objects test-6 ) &&
+ test_create_repo test-5 &&
+ (
+ cd test-5 &&
+ git unpack-objects --strict <../test-5-$PACK5.pack &&
+ git ls-tree -r $LIST &&
+ git ls-tree -r $LI &&
+ git ls-tree -r $ST
+ ) &&
+ test_create_repo test-6 &&
+ (
+ # tree-only into empty repo -- many unreachables
+ cd test-6 &&
+ test_must_fail git unpack-objects --strict <../test-6-$PACK6.pack
+ ) &&
+ (
+ # already populated -- no unreachables
+ cd test-5 &&
+ git unpack-objects --strict <../test-6-$PACK6.pack
+ )
+'
+
+test_expect_success 'index-pack with --strict' '
+
+ for j in a b c d e f g
+ do
+ for i in 0 1 2 3 4 5 6 7 8 9
+ do
+ o=$(echo $j$i | git hash-object -w --stdin) &&
+ echo "100644 $o 0 $j$i" || return 1
+ done
+ done >LIST &&
+ rm -f .git/index &&
+ git update-index --index-info <LIST &&
+ LIST=$(git write-tree) &&
+ rm -f .git/index &&
+ head -n 10 LIST | git update-index --index-info &&
+ LI=$(git write-tree) &&
+ rm -f .git/index &&
+ tail -n 10 LIST | git update-index --index-info &&
+ ST=$(git write-tree) &&
+ git rev-list --objects "$LIST" "$LI" "$ST" >actual &&
+ PACK5=$( git pack-objects test-5 <actual ) &&
+ PACK6=$( test_write_lines "$LIST" "$LI" "$ST" | git pack-objects test-6 ) &&
+ test_create_repo test-7 &&
+ (
+ cd test-7 &&
+ git index-pack --strict --stdin <../test-5-$PACK5.pack &&
+ git ls-tree -r $LIST &&
+ git ls-tree -r $LI &&
+ git ls-tree -r $ST
+ ) &&
+ test_create_repo test-8 &&
+ (
+ # tree-only into empty repo -- many unreachables
+ cd test-8 &&
+ test_must_fail git index-pack --strict --stdin <../test-6-$PACK6.pack
+ ) &&
+ (
+ # already populated -- no unreachables
+ cd test-7 &&
+ git index-pack --strict --stdin <../test-6-$PACK6.pack
+ )
+'
+
+test_expect_success 'honor pack.packSizeLimit' '
+ git config pack.packSizeLimit 3m &&
+ packname_10=$(git pack-objects test-10 <obj-list) &&
+ test 2 = $(ls test-10-*.pack | wc -l)
+'
+
+test_expect_success 'verify resulting packs' '
+ git verify-pack test-10-*.pack
+'
+
+test_expect_success 'tolerate packsizelimit smaller than biggest object' '
+ git config pack.packSizeLimit 1 &&
+ packname_11=$(git pack-objects test-11 <obj-list) &&
+ test 5 = $(ls test-11-*.pack | wc -l)
+'
+
+test_expect_success 'verify resulting packs' '
+ git verify-pack test-11-*.pack
+'
+
+test_expect_success 'set up pack for non-repo tests' '
+ # make sure we have a pack with no matching index file
+ cp test-1-*.pack foo.pack
+'
+
+test_expect_success 'index-pack --stdin complains of non-repo' '
+ nongit test_must_fail git index-pack --object-format=$(test_oid algo) --stdin <foo.pack &&
+ test_path_is_missing non-repo/.git
+'
+
+test_expect_success 'index-pack <pack> works in non-repo' '
+ nongit git index-pack --object-format=$(test_oid algo) ../foo.pack &&
+ test_path_is_file foo.idx
+'
+
+test_expect_success 'index-pack --strict <pack> works in non-repo' '
+ rm -f foo.idx &&
+ nongit git index-pack --strict --object-format=$(test_oid algo) ../foo.pack &&
+ test_path_is_file foo.idx
+'
+
+test_expect_success !PTHREADS,!FAIL_PREREQS \
+ 'index-pack --threads=N or pack.threads=N warns when no pthreads' '
+ test_must_fail git index-pack --threads=2 2>err &&
+ grep ^warning: err >warnings &&
+ test_line_count = 1 warnings &&
+ grep -F "no threads support, ignoring --threads=2" err &&
+
+ test_must_fail git -c pack.threads=2 index-pack 2>err &&
+ grep ^warning: err >warnings &&
+ test_line_count = 1 warnings &&
+ grep -F "no threads support, ignoring pack.threads" err &&
+
+ test_must_fail git -c pack.threads=2 index-pack --threads=4 2>err &&
+ grep ^warning: err >warnings &&
+ test_line_count = 2 warnings &&
+ grep -F "no threads support, ignoring --threads=4" err &&
+ grep -F "no threads support, ignoring pack.threads" err
+'
+
+test_expect_success !PTHREADS,!FAIL_PREREQS \
+ 'pack-objects --threads=N or pack.threads=N warns when no pthreads' '
+ git pack-objects --threads=2 --stdout --all </dev/null >/dev/null 2>err &&
+ grep ^warning: err >warnings &&
+ test_line_count = 1 warnings &&
+ grep -F "no threads support, ignoring --threads" err &&
+
+ git -c pack.threads=2 pack-objects --stdout --all </dev/null >/dev/null 2>err &&
+ grep ^warning: err >warnings &&
+ test_line_count = 1 warnings &&
+ grep -F "no threads support, ignoring pack.threads" err &&
+
+ git -c pack.threads=2 pack-objects --threads=4 --stdout --all </dev/null >/dev/null 2>err &&
+ grep ^warning: err >warnings &&
+ test_line_count = 2 warnings &&
+ grep -F "no threads support, ignoring --threads" err &&
+ grep -F "no threads support, ignoring pack.threads" err
+'
+
+test_expect_success 'pack-objects in too-many-packs mode' '
+ GIT_TEST_FULL_IN_PACK_ARRAY=1 git repack -ad &&
+ git fsck
+'
+
+test_expect_success 'setup: fake a SHA1 hash collision' '
+ git init corrupt &&
+ (
+ cd corrupt &&
+ long_a=$(git hash-object -w ../a | sed -e "s!^..!&/!") &&
+ long_b=$(git hash-object -w ../b | sed -e "s!^..!&/!") &&
+ test -f .git/objects/$long_b &&
+ cp -f .git/objects/$long_a \
+ .git/objects/$long_b
+ )
+'
+
+test_expect_success 'make sure index-pack detects the SHA1 collision' '
+ (
+ cd corrupt &&
+ test_must_fail git index-pack -o ../bad.idx ../test-3.pack 2>msg &&
+ test_i18ngrep "SHA1 COLLISION FOUND" msg
+ )
+'
+
+test_expect_success 'make sure index-pack detects the SHA1 collision (large blobs)' '
+ (
+ cd corrupt &&
+ test_must_fail git -c core.bigfilethreshold=1 index-pack -o ../bad.idx ../test-3.pack 2>msg &&
+ test_i18ngrep "SHA1 COLLISION FOUND" msg
+ )
+'
+
+test_expect_success 'prefetch objects' '
+ rm -rf server client &&
+
+ git init server &&
+ test_config -C server uploadpack.allowanysha1inwant 1 &&
+ test_config -C server uploadpack.allowfilter 1 &&
+ test_config -C server protocol.version 2 &&
+
+ echo one >server/one &&
+ git -C server add one &&
+ git -C server commit -m one &&
+ git -C server branch one_branch &&
+
+ echo two_a >server/two_a &&
+ echo two_b >server/two_b &&
+ git -C server add two_a two_b &&
+ git -C server commit -m two &&
+
+ echo three >server/three &&
+ git -C server add three &&
+ git -C server commit -m three &&
+ git -C server branch three_branch &&
+
+ # Clone, fetch "two" with blobs excluded, and re-push it. This requires
+ # the client to have the blobs of "two" - verify that these are
+ # prefetched in one batch.
+ git clone --filter=blob:none --single-branch -b one_branch \
+ "file://$(pwd)/server" client &&
+ test_config -C client protocol.version 2 &&
+ TWO=$(git -C server rev-parse three_branch^) &&
+ git -C client fetch --filter=blob:none origin "$TWO" &&
+ GIT_TRACE_PACKET=$(pwd)/trace git -C client push origin "$TWO":refs/heads/two_branch &&
+ grep "fetch> done" trace >donelines &&
+ test_line_count = 1 donelines
+'
+
+test_expect_success 'setup for --stdin-packs tests' '
+ git init stdin-packs &&
+ (
+ cd stdin-packs &&
+
+ test_commit A &&
+ test_commit B &&
+ test_commit C &&
+
+ for id in A B C
+ do
+ git pack-objects .git/objects/pack/pack-$id \
+ --incremental --revs <<-EOF || exit 1
+ refs/tags/$id
+ EOF
+ done &&
+
+ ls -la .git/objects/pack
+ )
+'
+
+test_expect_success '--stdin-packs with excluded packs' '
+ (
+ cd stdin-packs &&
+
+ PACK_A="$(basename .git/objects/pack/pack-A-*.pack)" &&
+ PACK_B="$(basename .git/objects/pack/pack-B-*.pack)" &&
+ PACK_C="$(basename .git/objects/pack/pack-C-*.pack)" &&
+
+ git pack-objects test --stdin-packs <<-EOF &&
+ $PACK_A
+ ^$PACK_B
+ $PACK_C
+ EOF
+
+ (
+ git show-index <$(ls .git/objects/pack/pack-A-*.idx) &&
+ git show-index <$(ls .git/objects/pack/pack-C-*.idx)
+ ) >expect.raw &&
+ git show-index <$(ls test-*.idx) >actual.raw &&
+
+ cut -d" " -f2 <expect.raw | sort >expect &&
+ cut -d" " -f2 <actual.raw | sort >actual &&
+ test_cmp expect actual
+ )
+'
+
+test_expect_success '--stdin-packs is incompatible with --filter' '
+ (
+ cd stdin-packs &&
+ test_must_fail git pack-objects --stdin-packs --stdout \
+ --filter=blob:none </dev/null 2>err &&
+ test_i18ngrep "cannot use --filter with --stdin-packs" err
+ )
+'
+
+test_expect_success '--stdin-packs is incompatible with --revs' '
+ (
+ cd stdin-packs &&
+ test_must_fail git pack-objects --stdin-packs --revs out \
+ </dev/null 2>err &&
+ test_i18ngrep "cannot use internal rev list with --stdin-packs" err
+ )
+'
+
+test_expect_success '--stdin-packs with loose objects' '
+ (
+ cd stdin-packs &&
+
+ PACK_A="$(basename .git/objects/pack/pack-A-*.pack)" &&
+ PACK_B="$(basename .git/objects/pack/pack-B-*.pack)" &&
+ PACK_C="$(basename .git/objects/pack/pack-C-*.pack)" &&
+
+ test_commit D && # loose
+
+ git pack-objects test2 --stdin-packs --unpacked <<-EOF &&
+ $PACK_A
+ ^$PACK_B
+ $PACK_C
+ EOF
+
+ (
+ git show-index <$(ls .git/objects/pack/pack-A-*.idx) &&
+ git show-index <$(ls .git/objects/pack/pack-C-*.idx) &&
+ git rev-list --objects --no-object-names \
+ refs/tags/C..refs/tags/D
+
+ ) >expect.raw &&
+ ls -la . &&
+ git show-index <$(ls test2-*.idx) >actual.raw &&
+
+ cut -d" " -f2 <expect.raw | sort >expect &&
+ cut -d" " -f2 <actual.raw | sort >actual &&
+ test_cmp expect actual
+ )
+'
+
+test_expect_success '--stdin-packs with broken links' '
+ (
+ cd stdin-packs &&
+
+ # make an unreachable object with a bogus parent
+ git cat-file -p HEAD >commit &&
+ sed "s/$(git rev-parse HEAD^)/$(test_oid zero)/" <commit |
+ git hash-object -w -t commit --stdin >in &&
+
+ git pack-objects .git/objects/pack/pack-D <in &&
+
+ PACK_A="$(basename .git/objects/pack/pack-A-*.pack)" &&
+ PACK_B="$(basename .git/objects/pack/pack-B-*.pack)" &&
+ PACK_C="$(basename .git/objects/pack/pack-C-*.pack)" &&
+ PACK_D="$(basename .git/objects/pack/pack-D-*.pack)" &&
+
+ git pack-objects test3 --stdin-packs --unpacked <<-EOF &&
+ $PACK_A
+ ^$PACK_B
+ $PACK_C
+ $PACK_D
+ EOF
+
+ (
+ git show-index <$(ls .git/objects/pack/pack-A-*.idx) &&
+ git show-index <$(ls .git/objects/pack/pack-C-*.idx) &&
+ git show-index <$(ls .git/objects/pack/pack-D-*.idx) &&
+ git rev-list --objects --no-object-names \
+ refs/tags/C..refs/tags/D
+ ) >expect.raw &&
+ git show-index <$(ls test3-*.idx) >actual.raw &&
+
+ cut -d" " -f2 <expect.raw | sort >expect &&
+ cut -d" " -f2 <actual.raw | sort >actual &&
+ test_cmp expect actual
+ )
+'
+
+test_expect_success 'negative window clamps to 0' '
+ git pack-objects --progress --window=-1 neg-window <obj-list 2>stderr &&
+ check_deltas stderr = 0
+'
+
+test_done