t/t1050-large.sh

   1 #!/bin/sh
   2 # Copyright (c) 2011, Google Inc.
   3
   4 test_description='adding and checking out large blobs'
   5
   6 . ./test-lib.sh
   7
   8 # This should be moved to test-lib.sh together with the
   9 # copy in t0021 after both topics have graduated to 'master'.
  10 file_size () {
  11         test-tool path-utils file-size "$1"
  12 }
  13
  14 test_expect_success setup '
  15         # clone does not allow us to pass core.bigfilethreshold to
  16         # new repos, so set core.bigfilethreshold globally
  17         git config --global core.bigfilethreshold 200k &&
  18         printf "%2000000s" X >large1 &&
  19         cp large1 large2 &&
  20         cp large1 large3 &&
  21         printf "%2500000s" Y >huge &&
  22         GIT_ALLOC_LIMIT=1500k &&
  23         export GIT_ALLOC_LIMIT
  24 '
  25
  26 # add a large file with different settings
  27 while read expect config
  28 do
  29         test_expect_success "add with $config" '
  30                 test_when_finished "rm -f .git/objects/pack/pack-*.* .git/index" &&
  31                 git $config add large1 &&
  32                 sz=$(file_size .git/objects/pack/pack-*.pack) &&
  33                 case "$expect" in
  34                 small) test "$sz" -le 100000 ;;
  35                 large) test "$sz" -ge 100000 ;;
  36                 esac
  37         '
  38 done <<\EOF
  39 large -c core.compression=0
  40 small -c core.compression=9
  41 large -c core.compression=0 -c pack.compression=0
  42 large -c core.compression=9 -c pack.compression=0
  43 small -c core.compression=0 -c pack.compression=9
  44 small -c core.compression=9 -c pack.compression=9
  45 large -c pack.compression=0
  46 small -c pack.compression=9
  47 EOF
  48
  49 test_expect_success 'add a large file or two' '
  50         git add large1 huge large2 &&
  51         # make sure we got a single packfile and no loose objects
  52         bad= count=0 idx= &&
  53         for p in .git/objects/pack/pack-*.pack
  54         do
  55                 count=$(( $count + 1 ))
  56                 if test_path_is_file "$p" &&
  57                    idx=${p%.pack}.idx && test_path_is_file "$idx"
  58                 then
  59                         continue
  60                 fi
  61                 bad=t
  62         done &&
  63         test -z "$bad" &&
  64         test $count = 1 &&
  65         cnt=$(git show-index <"$idx" | wc -l) &&
  66         test $cnt = 2 &&
  67         for l in .git/objects/??/??????????????????????????????????????
  68         do
  69                 test_path_is_file "$l" || continue
  70                 bad=t
  71         done &&
  72         test -z "$bad" &&
  73
  74         # attempt to add another copy of the same
  75         git add large3 &&
  76         bad= count=0 &&
  77         for p in .git/objects/pack/pack-*.pack
  78         do
  79                 count=$(( $count + 1 ))
  80                 if test_path_is_file "$p" &&
  81                    idx=${p%.pack}.idx && test_path_is_file "$idx"
  82                 then
  83                         continue
  84                 fi
  85                 bad=t
  86         done &&
  87         test -z "$bad" &&
  88         test $count = 1
  89 '
  90
  91 test_expect_success 'checkout a large file' '
  92         large1=$(git rev-parse :large1) &&
  93         git update-index --add --cacheinfo 100644 $large1 another &&
  94         git checkout another &&
  95         test_cmp large1 another
  96 '
  97
  98 test_expect_success 'packsize limit' '
  99         test_create_repo mid &&
 100         (
 101                 cd mid &&
 102                 git config core.bigfilethreshold 64k &&
 103                 git config pack.packsizelimit 256k &&
 104
 105                 # mid1 and mid2 will fit within 256k limit but
 106                 # appending mid3 will bust the limit and will
 107                 # result in a separate packfile.
 108                 test-tool genrandom "a" $(( 66 * 1024 )) >mid1 &&
 109                 test-tool genrandom "b" $(( 80 * 1024 )) >mid2 &&
 110                 test-tool genrandom "c" $(( 128 * 1024 )) >mid3 &&
 111                 git add mid1 mid2 mid3 &&
 112
 113                 count=0 &&
 114                 for pi in .git/objects/pack/pack-*.idx
 115                 do
 116                         test_path_is_file "$pi" && count=$(( $count + 1 ))
 117                 done &&
 118                 test $count = 2 &&
 119
 120                 (
 121                         git hash-object --stdin <mid1 &&
 122                         git hash-object --stdin <mid2 &&
 123                         git hash-object --stdin <mid3
 124                 ) |
 125                 sort >expect &&
 126
 127                 for pi in .git/objects/pack/pack-*.idx
 128                 do
 129                         git show-index <"$pi"
 130                 done |
 131                 sed -e "s/^[0-9]* \([0-9a-f]*\) .*/\1/" |
 132                 sort >actual &&
 133
 134                 test_cmp expect actual
 135         )
 136 '
 137
 138 test_expect_success 'diff --raw' '
 139         git commit -q -m initial &&
 140         echo modified >>large1 &&
 141         git add large1 &&
 142         git commit -q -m modified &&
 143         git diff --raw HEAD^
 144 '
 145
 146 test_expect_success 'diff --stat' '
 147         git diff --stat HEAD^ HEAD
 148 '
 149
 150 test_expect_success 'diff' '
 151         git diff HEAD^ HEAD >actual &&
 152         grep "Binary files.*differ" actual
 153 '
 154
 155 test_expect_success 'diff --cached' '
 156         git diff --cached HEAD^ >actual &&
 157         grep "Binary files.*differ" actual
 158 '
 159
 160 test_expect_success 'hash-object' '
 161         git hash-object large1
 162 '
 163
 164 test_expect_success 'cat-file a large file' '
 165         git cat-file blob :large1 >/dev/null
 166 '
 167
 168 test_expect_success 'cat-file a large file from a tag' '
 169         git tag -m largefile largefiletag :large1 &&
 170         git cat-file blob largefiletag >/dev/null
 171 '
 172
 173 test_expect_success 'git-show a large file' '
 174         git show :large1 >/dev/null
 175
 176 '
 177
 178 test_expect_success 'index-pack' '
 179         git clone file://"$(pwd)"/.git foo &&
 180         GIT_DIR=non-existent git index-pack --strict --verify foo/.git/objects/pack/*.pack
 181 '
 182
 183 test_expect_success 'repack' '
 184         git repack -ad
 185 '
 186
 187 test_expect_success 'pack-objects with large loose object' '
 188         SHA1=$(git hash-object huge) &&
 189         test_create_repo loose &&
 190         echo $SHA1 | git pack-objects --stdout |
 191                 GIT_ALLOC_LIMIT=0 GIT_DIR=loose/.git git unpack-objects &&
 192         echo $SHA1 | GIT_DIR=loose/.git git pack-objects pack &&
 193         test_create_repo packed &&
 194         mv pack-* packed/.git/objects/pack &&
 195         GIT_DIR=packed/.git git cat-file blob $SHA1 >actual &&
 196         test_cmp huge actual
 197 '
 198
 199 test_expect_success 'tar archiving' '
 200         git archive --format=tar HEAD >/dev/null
 201 '
 202
 203 test_expect_success 'zip archiving, store only' '
 204         git archive --format=zip -0 HEAD >/dev/null
 205 '
 206
 207 test_expect_success 'zip archiving, deflate' '
 208         git archive --format=zip HEAD >/dev/null
 209 '
 210
 211 test_expect_success 'fsck large blobs' '
 212         git fsck 2>err &&
 213         test_must_be_empty err
 214 '
 215
 216 test_done