622 lines
17 KiB
Bash
Executable File
622 lines
17 KiB
Bash
Executable File
#!/bin/sh
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#
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# Copyright (c) 2005 Junio C Hamano
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#
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test_description='git pack-object
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'
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. ./test-lib.sh
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test_expect_success 'setup' '
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rm -f .git/index* &&
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perl -e "print \"a\" x 4096;" >a &&
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perl -e "print \"b\" x 4096;" >b &&
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perl -e "print \"c\" x 4096;" >c &&
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test-tool genrandom "seed a" 2097152 >a_big &&
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test-tool genrandom "seed b" 2097152 >b_big &&
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git update-index --add a a_big b b_big c &&
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cat c >d && echo foo >>d && git update-index --add d &&
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tree=$(git write-tree) &&
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commit=$(git commit-tree $tree </dev/null) &&
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{
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echo $tree &&
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echo $commit &&
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git ls-tree $tree | sed -e "s/.* \\([0-9a-f]*\\) .*/\\1/"
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} >obj-list &&
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{
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git diff-tree --root -p $commit &&
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while read object
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do
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t=$(git cat-file -t $object) &&
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git cat-file $t $object || return 1
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done <obj-list
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} >expect
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'
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# usage: check_deltas <stderr_from_pack_objects> <cmp_op> <nr_deltas>
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# e.g.: check_deltas stderr -gt 0
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check_deltas() {
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deltas=$(perl -lne '/delta (\d+)/ and print $1' "$1") &&
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shift &&
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if ! test "$deltas" "$@"
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then
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echo >&2 "unexpected number of deltas (compared $delta $*)"
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return 1
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fi
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}
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test_expect_success 'pack without delta' '
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packname_1=$(git pack-objects --progress --window=0 test-1 \
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<obj-list 2>stderr) &&
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check_deltas stderr = 0
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'
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test_expect_success 'pack-objects with bogus arguments' '
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test_must_fail git pack-objects --window=0 test-1 blah blah <obj-list
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'
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check_unpack () {
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test_when_finished "rm -rf git2" &&
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git init --bare git2 &&
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git -C git2 unpack-objects -n <"$1".pack &&
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git -C git2 unpack-objects <"$1".pack &&
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(cd .git && find objects -type f -print) |
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while read path
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do
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cmp git2/$path .git/$path || {
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echo $path differs.
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return 1
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}
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done
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}
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test_expect_success 'unpack without delta' '
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check_unpack test-1-${packname_1}
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'
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test_expect_success 'pack with REF_DELTA' '
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packname_2=$(git pack-objects --progress test-2 <obj-list 2>stderr) &&
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check_deltas stderr -gt 0
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'
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test_expect_success 'unpack with REF_DELTA' '
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check_unpack test-2-${packname_2}
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'
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test_expect_success 'pack with OFS_DELTA' '
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packname_3=$(git pack-objects --progress --delta-base-offset test-3 \
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<obj-list 2>stderr) &&
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check_deltas stderr -gt 0
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'
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test_expect_success 'unpack with OFS_DELTA' '
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check_unpack test-3-${packname_3}
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'
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test_expect_success 'compare delta flavors' '
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perl -e '\''
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defined($_ = -s $_) or die for @ARGV;
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exit 1 if $ARGV[0] <= $ARGV[1];
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'\'' test-2-$packname_2.pack test-3-$packname_3.pack
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'
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check_use_objects () {
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test_when_finished "rm -rf git2" &&
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git init --bare git2 &&
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cp "$1".pack "$1".idx git2/objects/pack &&
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(
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cd git2 &&
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git diff-tree --root -p $commit &&
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while read object
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do
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t=$(git cat-file -t $object) &&
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git cat-file $t $object || exit 1
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done
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) <obj-list >current &&
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cmp expect current
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}
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test_expect_success 'use packed objects' '
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check_use_objects test-1-${packname_1}
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'
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test_expect_success 'use packed deltified (REF_DELTA) objects' '
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check_use_objects test-2-${packname_2}
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'
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test_expect_success 'use packed deltified (OFS_DELTA) objects' '
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check_use_objects test-3-${packname_3}
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'
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test_expect_success 'survive missing objects/pack directory' '
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(
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rm -fr missing-pack &&
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mkdir missing-pack &&
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cd missing-pack &&
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git init &&
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GOP=.git/objects/pack &&
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rm -fr $GOP &&
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git index-pack --stdin --keep=test <../test-3-${packname_3}.pack &&
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test -f $GOP/pack-${packname_3}.pack &&
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cmp $GOP/pack-${packname_3}.pack ../test-3-${packname_3}.pack &&
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test -f $GOP/pack-${packname_3}.idx &&
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cmp $GOP/pack-${packname_3}.idx ../test-3-${packname_3}.idx &&
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test -f $GOP/pack-${packname_3}.keep
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)
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'
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test_expect_success \
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'verify pack' \
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'git verify-pack test-1-${packname_1}.idx \
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test-2-${packname_2}.idx \
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test-3-${packname_3}.idx'
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test_expect_success \
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'verify pack -v' \
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'git verify-pack -v test-1-${packname_1}.idx \
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test-2-${packname_2}.idx \
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test-3-${packname_3}.idx'
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test_expect_success \
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'verify-pack catches mismatched .idx and .pack files' \
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'cat test-1-${packname_1}.idx >test-3.idx &&
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cat test-2-${packname_2}.pack >test-3.pack &&
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if git verify-pack test-3.idx
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then false
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else :;
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fi'
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test_expect_success \
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'verify-pack catches a corrupted pack signature' \
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'cat test-1-${packname_1}.pack >test-3.pack &&
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echo | dd of=test-3.pack count=1 bs=1 conv=notrunc seek=2 &&
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if git verify-pack test-3.idx
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then false
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else :;
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fi'
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test_expect_success \
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'verify-pack catches a corrupted pack version' \
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'cat test-1-${packname_1}.pack >test-3.pack &&
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echo | dd of=test-3.pack count=1 bs=1 conv=notrunc seek=7 &&
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if git verify-pack test-3.idx
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then false
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else :;
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fi'
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test_expect_success \
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'verify-pack catches a corrupted type/size of the 1st packed object data' \
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'cat test-1-${packname_1}.pack >test-3.pack &&
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echo | dd of=test-3.pack count=1 bs=1 conv=notrunc seek=12 &&
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if git verify-pack test-3.idx
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then false
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else :;
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fi'
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test_expect_success \
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'verify-pack catches a corrupted sum of the index file itself' \
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'l=$(wc -c <test-3.idx) &&
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l=$(expr $l - 20) &&
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cat test-1-${packname_1}.pack >test-3.pack &&
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printf "%20s" "" | dd of=test-3.idx count=20 bs=1 conv=notrunc seek=$l &&
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if git verify-pack test-3.pack
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then false
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else :;
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fi'
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test_expect_success \
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'build pack index for an existing pack' \
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'cat test-1-${packname_1}.pack >test-3.pack &&
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git index-pack -o tmp.idx test-3.pack &&
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cmp tmp.idx test-1-${packname_1}.idx &&
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git index-pack test-3.pack &&
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cmp test-3.idx test-1-${packname_1}.idx &&
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cat test-2-${packname_2}.pack >test-3.pack &&
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git index-pack -o tmp.idx test-2-${packname_2}.pack &&
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cmp tmp.idx test-2-${packname_2}.idx &&
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git index-pack test-3.pack &&
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cmp test-3.idx test-2-${packname_2}.idx &&
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cat test-3-${packname_3}.pack >test-3.pack &&
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git index-pack -o tmp.idx test-3-${packname_3}.pack &&
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cmp tmp.idx test-3-${packname_3}.idx &&
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git index-pack test-3.pack &&
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cmp test-3.idx test-3-${packname_3}.idx &&
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cat test-1-${packname_1}.pack >test-4.pack &&
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rm -f test-4.keep &&
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git index-pack --keep=why test-4.pack &&
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cmp test-1-${packname_1}.idx test-4.idx &&
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test -f test-4.keep &&
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:'
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test_expect_success 'unpacking with --strict' '
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for j in a b c d e f g
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do
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for i in 0 1 2 3 4 5 6 7 8 9
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do
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o=$(echo $j$i | git hash-object -w --stdin) &&
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echo "100644 $o 0 $j$i"
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done
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done >LIST &&
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rm -f .git/index &&
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git update-index --index-info <LIST &&
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LIST=$(git write-tree) &&
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rm -f .git/index &&
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head -n 10 LIST | git update-index --index-info &&
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LI=$(git write-tree) &&
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rm -f .git/index &&
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tail -n 10 LIST | git update-index --index-info &&
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ST=$(git write-tree) &&
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git rev-list --objects "$LIST" "$LI" "$ST" >actual &&
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PACK5=$( git pack-objects test-5 <actual ) &&
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PACK6=$( (
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echo "$LIST"
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echo "$LI"
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echo "$ST"
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) | git pack-objects test-6 ) &&
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test_create_repo test-5 &&
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(
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cd test-5 &&
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git unpack-objects --strict <../test-5-$PACK5.pack &&
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git ls-tree -r $LIST &&
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git ls-tree -r $LI &&
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git ls-tree -r $ST
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) &&
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test_create_repo test-6 &&
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(
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# tree-only into empty repo -- many unreachables
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cd test-6 &&
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test_must_fail git unpack-objects --strict <../test-6-$PACK6.pack
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) &&
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(
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# already populated -- no unreachables
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cd test-5 &&
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git unpack-objects --strict <../test-6-$PACK6.pack
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)
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'
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test_expect_success 'index-pack with --strict' '
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for j in a b c d e f g
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do
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for i in 0 1 2 3 4 5 6 7 8 9
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do
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o=$(echo $j$i | git hash-object -w --stdin) &&
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echo "100644 $o 0 $j$i"
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done
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done >LIST &&
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rm -f .git/index &&
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git update-index --index-info <LIST &&
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LIST=$(git write-tree) &&
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rm -f .git/index &&
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head -n 10 LIST | git update-index --index-info &&
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LI=$(git write-tree) &&
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rm -f .git/index &&
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tail -n 10 LIST | git update-index --index-info &&
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ST=$(git write-tree) &&
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git rev-list --objects "$LIST" "$LI" "$ST" >actual &&
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PACK5=$( git pack-objects test-5 <actual ) &&
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PACK6=$( (
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echo "$LIST"
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echo "$LI"
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echo "$ST"
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) | git pack-objects test-6 ) &&
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test_create_repo test-7 &&
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(
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cd test-7 &&
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git index-pack --strict --stdin <../test-5-$PACK5.pack &&
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git ls-tree -r $LIST &&
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git ls-tree -r $LI &&
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git ls-tree -r $ST
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) &&
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test_create_repo test-8 &&
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(
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# tree-only into empty repo -- many unreachables
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cd test-8 &&
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test_must_fail git index-pack --strict --stdin <../test-6-$PACK6.pack
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) &&
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(
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# already populated -- no unreachables
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cd test-7 &&
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git index-pack --strict --stdin <../test-6-$PACK6.pack
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)
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'
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test_expect_success 'honor pack.packSizeLimit' '
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git config pack.packSizeLimit 3m &&
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packname_10=$(git pack-objects test-10 <obj-list) &&
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test 2 = $(ls test-10-*.pack | wc -l)
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'
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test_expect_success 'verify resulting packs' '
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git verify-pack test-10-*.pack
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'
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test_expect_success 'tolerate packsizelimit smaller than biggest object' '
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git config pack.packSizeLimit 1 &&
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packname_11=$(git pack-objects test-11 <obj-list) &&
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test 5 = $(ls test-11-*.pack | wc -l)
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'
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test_expect_success 'verify resulting packs' '
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git verify-pack test-11-*.pack
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'
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test_expect_success 'set up pack for non-repo tests' '
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# make sure we have a pack with no matching index file
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cp test-1-*.pack foo.pack
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'
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test_expect_success 'index-pack --stdin complains of non-repo' '
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nongit test_must_fail git index-pack --object-format=$(test_oid algo) --stdin <foo.pack &&
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test_path_is_missing non-repo/.git
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'
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test_expect_success 'index-pack <pack> works in non-repo' '
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nongit git index-pack --object-format=$(test_oid algo) ../foo.pack &&
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test_path_is_file foo.idx
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'
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test_expect_success 'index-pack --strict <pack> works in non-repo' '
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rm -f foo.idx &&
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nongit git index-pack --strict --object-format=$(test_oid algo) ../foo.pack &&
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test_path_is_file foo.idx
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'
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test_expect_success !PTHREADS,!FAIL_PREREQS \
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'index-pack --threads=N or pack.threads=N warns when no pthreads' '
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test_must_fail git index-pack --threads=2 2>err &&
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grep ^warning: err >warnings &&
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test_line_count = 1 warnings &&
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grep -F "no threads support, ignoring --threads=2" err &&
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test_must_fail git -c pack.threads=2 index-pack 2>err &&
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grep ^warning: err >warnings &&
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test_line_count = 1 warnings &&
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grep -F "no threads support, ignoring pack.threads" err &&
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test_must_fail git -c pack.threads=2 index-pack --threads=4 2>err &&
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grep ^warning: err >warnings &&
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test_line_count = 2 warnings &&
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grep -F "no threads support, ignoring --threads=4" err &&
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grep -F "no threads support, ignoring pack.threads" err
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'
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test_expect_success !PTHREADS,!FAIL_PREREQS \
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'pack-objects --threads=N or pack.threads=N warns when no pthreads' '
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git pack-objects --threads=2 --stdout --all </dev/null >/dev/null 2>err &&
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grep ^warning: err >warnings &&
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test_line_count = 1 warnings &&
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grep -F "no threads support, ignoring --threads" err &&
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git -c pack.threads=2 pack-objects --stdout --all </dev/null >/dev/null 2>err &&
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grep ^warning: err >warnings &&
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test_line_count = 1 warnings &&
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grep -F "no threads support, ignoring pack.threads" err &&
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git -c pack.threads=2 pack-objects --threads=4 --stdout --all </dev/null >/dev/null 2>err &&
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grep ^warning: err >warnings &&
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test_line_count = 2 warnings &&
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grep -F "no threads support, ignoring --threads" err &&
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grep -F "no threads support, ignoring pack.threads" err
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'
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test_expect_success 'pack-objects in too-many-packs mode' '
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GIT_TEST_FULL_IN_PACK_ARRAY=1 git repack -ad &&
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git fsck
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'
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test_expect_success 'setup: fake a SHA1 hash collision' '
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git init corrupt &&
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(
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cd corrupt &&
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long_a=$(git hash-object -w ../a | sed -e "s!^..!&/!") &&
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long_b=$(git hash-object -w ../b | sed -e "s!^..!&/!") &&
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test -f .git/objects/$long_b &&
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cp -f .git/objects/$long_a \
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.git/objects/$long_b
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)
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'
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test_expect_success 'make sure index-pack detects the SHA1 collision' '
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(
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cd corrupt &&
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test_must_fail git index-pack -o ../bad.idx ../test-3.pack 2>msg &&
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test_i18ngrep "SHA1 COLLISION FOUND" msg
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)
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'
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test_expect_success 'make sure index-pack detects the SHA1 collision (large blobs)' '
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(
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cd corrupt &&
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test_must_fail git -c core.bigfilethreshold=1 index-pack -o ../bad.idx ../test-3.pack 2>msg &&
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test_i18ngrep "SHA1 COLLISION FOUND" msg
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)
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'
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test_expect_success 'prefetch objects' '
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rm -rf server client &&
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git init server &&
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test_config -C server uploadpack.allowanysha1inwant 1 &&
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test_config -C server uploadpack.allowfilter 1 &&
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test_config -C server protocol.version 2 &&
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echo one >server/one &&
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git -C server add one &&
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git -C server commit -m one &&
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git -C server branch one_branch &&
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echo two_a >server/two_a &&
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echo two_b >server/two_b &&
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git -C server add two_a two_b &&
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git -C server commit -m two &&
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echo three >server/three &&
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git -C server add three &&
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git -C server commit -m three &&
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git -C server branch three_branch &&
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# Clone, fetch "two" with blobs excluded, and re-push it. This requires
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# the client to have the blobs of "two" - verify that these are
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# prefetched in one batch.
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git clone --filter=blob:none --single-branch -b one_branch \
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"file://$(pwd)/server" client &&
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test_config -C client protocol.version 2 &&
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TWO=$(git -C server rev-parse three_branch^) &&
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git -C client fetch --filter=blob:none origin "$TWO" &&
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GIT_TRACE_PACKET=$(pwd)/trace git -C client push origin "$TWO":refs/heads/two_branch &&
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grep "fetch> done" trace >donelines &&
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test_line_count = 1 donelines
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'
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test_expect_success 'setup for --stdin-packs tests' '
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git init stdin-packs &&
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(
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cd stdin-packs &&
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test_commit A &&
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test_commit B &&
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test_commit C &&
|
|
|
|
for id in A B C
|
|
do
|
|
git pack-objects .git/objects/pack/pack-$id \
|
|
--incremental --revs <<-EOF
|
|
refs/tags/$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
|