t/t5319-multi-pack-index.sh

   1 #!/bin/sh
   2
   3 test_description='multi-pack-indexes'
   4 . ./test-lib.sh
   5
   6 midx_read_expect () {
   7         NUM_PACKS=$1
   8         {
   9                 cat <<-EOF &&
  10                 header: 4d494458 1 1 $NUM_PACKS
  11                 chunks: pack-names
  12                 packs:
  13                 EOF
  14                 if test $NUM_PACKS -ge 1
  15                 then
  16                         ls pack/ | grep idx | sort
  17                 fi &&
  18                 printf "object-dir: .\n"
  19         } >expect &&
  20         test-tool read-midx . >actual &&
  21         test_cmp expect actual
  22 }
  23
  24 test_expect_success 'write midx with no packs' '
  25         test_when_finished rm -f pack/multi-pack-index &&
  26         git multi-pack-index --object-dir=. write &&
  27         midx_read_expect 0
  28 '
  29
  30 generate_objects () {
  31         i=$1
  32         iii=$(printf '%03i' $i)
  33         {
  34                 test-tool genrandom "bar" 200 &&
  35                 test-tool genrandom "baz $iii" 50
  36         } >wide_delta_$iii &&
  37         {
  38                 test-tool genrandom "foo"$i 100 &&
  39                 test-tool genrandom "foo"$(( $i + 1 )) 100 &&
  40                 test-tool genrandom "foo"$(( $i + 2 )) 100
  41         } >deep_delta_$iii &&
  42         {
  43                 echo $iii &&
  44                 test-tool genrandom "$iii" 8192
  45         } >file_$iii &&
  46         git update-index --add file_$iii deep_delta_$iii wide_delta_$iii
  47 }
  48
  49 commit_and_list_objects () {
  50         {
  51                 echo 101 &&
  52                 test-tool genrandom 100 8192;
  53         } >file_101 &&
  54         git update-index --add file_101 &&
  55         tree=$(git write-tree) &&
  56         commit=$(git commit-tree $tree -p HEAD</dev/null) &&
  57         {
  58                 echo $tree &&
  59                 git ls-tree $tree | sed -e "s/.* \\([0-9a-f]*\\)        .*/\\1/"
  60         } >obj-list &&
  61         git reset --hard $commit
  62 }
  63
  64 test_expect_success 'create objects' '
  65         test_commit initial &&
  66         for i in $(test_seq 1 5)
  67         do
  68                 generate_objects $i
  69         done &&
  70         commit_and_list_objects
  71 '
  72
  73 test_expect_success 'write midx with one v1 pack' '
  74         pack=$(git pack-objects --index-version=1 pack/test <obj-list) &&
  75         test_when_finished rm pack/test-$pack.pack pack/test-$pack.idx pack/multi-pack-index &&
  76         git multi-pack-index --object-dir=. write &&
  77         midx_read_expect 1
  78 '
  79
  80 test_expect_success 'write midx with one v2 pack' '
  81         git pack-objects --index-version=2,0x40 pack/test <obj-list &&
  82         git multi-pack-index --object-dir=. write &&
  83         midx_read_expect 1
  84 '
  85
  86 test_expect_success 'add more objects' '
  87         for i in $(test_seq 6 10)
  88         do
  89                 generate_objects $i
  90         done &&
  91         commit_and_list_objects
  92 '
  93
  94 test_expect_success 'write midx with two packs' '
  95         git pack-objects --index-version=1 pack/test-2 <obj-list &&
  96         git multi-pack-index --object-dir=. write &&
  97         midx_read_expect 2
  98 '
  99
 100 test_expect_success 'add more packs' '
 101         for j in $(test_seq 11 20)
 102         do
 103                 generate_objects $j &&
 104                 commit_and_list_objects &&
 105                 git pack-objects --index-version=2 pack/test-pack <obj-list
 106         done
 107 '
 108
 109 test_expect_success 'write midx with twelve packs' '
 110         git multi-pack-index --object-dir=. write &&
 111         midx_read_expect 12
 112 '
 113
 114 test_done