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 test_expect_success setup '
   9         # clone does not allow us to pass core.bigfilethreshold to
  10         # new repos, so set core.bigfilethreshold globally
  11         git config --global core.bigfilethreshold 200k &&
  12         printf "%2000000s" X >large1 &&
  13         cp large1 large2 &&
  14         cp large1 large3 &&
  15         printf "%2500000s" Y >huge &&
  16         GIT_ALLOC_LIMIT=1500k &&
  17         export GIT_ALLOC_LIMIT
  18 '
  19
  20 test_expect_success 'enter "large" codepath, with small core.bigFileThreshold' '
  21         test_when_finished "rm -rf repo" &&
  22
  23         git init --bare repo &&
  24         echo large | git -C repo hash-object -w --stdin &&
  25         git -C repo -c core.bigfilethreshold=4 fsck
  26 '
  27
  28 # add a large file with different settings
  29 while read expect config
  30 do
  31         test_expect_success "add with $config" '
  32                 test_when_finished "rm -f .git/objects/pack/pack-*.* .git/index" &&
  33                 git $config add large1 &&
  34                 sz=$(test_file_size .git/objects/pack/pack-*.pack) &&
  35                 case "$expect" in
  36                 small) test "$sz" -le 100000 ;;
  37                 large) test "$sz" -ge 100000 ;;
  38                 esac
  39         '
  40 done <<\EOF
  41 large -c core.compression=0
  42 small -c core.compression=9
  43 large -c core.compression=0 -c pack.compression=0
  44 large -c core.compression=9 -c pack.compression=0
  45 small -c core.compression=0 -c pack.compression=9
  46 small -c core.compression=9 -c pack.compression=9
  47 large -c pack.compression=0
  48 small -c pack.compression=9
  49 EOF
  50
  51 test_expect_success 'add a large file or two' '
  52         git add large1 huge large2 &&
  53         # make sure we got a single packfile and no loose objects
  54         bad= count=0 idx= &&
  55         for p in .git/objects/pack/pack-*.pack
  56         do
  57                 count=$(( $count + 1 ))
  58                 if test_path_is_file "$p" &&
  59                    idx=${p%.pack}.idx && test_path_is_file "$idx"
  60                 then
  61                         continue
  62                 fi
  63                 bad=t
  64         done &&
  65         test -z "$bad" &&
  66         test $count = 1 &&
  67         cnt=$(git show-index <"$idx" | wc -l) &&
  68         test $cnt = 2 &&
  69         for l in .git/objects/$OIDPATH_REGEX
  70         do
  71                 test_path_is_file "$l" || continue
  72                 bad=t
  73         done &&
  74         test -z "$bad" &&
  75
  76         # attempt to add another copy of the same
  77         git add large3 &&
  78         bad= count=0 &&
  79         for p in .git/objects/pack/pack-*.pack
  80         do
  81                 count=$(( $count + 1 ))
  82                 if test_path_is_file "$p" &&
  83                    idx=${p%.pack}.idx && test_path_is_file "$idx"
  84                 then
  85                         continue
  86                 fi
  87                 bad=t
  88         done &&
  89         test -z "$bad" &&
  90         test $count = 1
  91 '
  92
  93 test_expect_success 'checkout a large file' '
  94         large1=$(git rev-parse :large1) &&
  95         git update-index --add --cacheinfo 100644 $large1 another &&
  96         git checkout another &&
  97         test_cmp large1 another
  98 '
  99
 100 test_expect_success 'packsize limit' '
 101         test_create_repo mid &&
 102         (
 103                 cd mid &&
 104                 git config core.bigfilethreshold 64k &&
 105                 git config pack.packsizelimit 256k &&
 106
 107                 # mid1 and mid2 will fit within 256k limit but
 108                 # appending mid3 will bust the limit and will
 109                 # result in a separate packfile.
 110                 test-tool genrandom "a" $(( 66 * 1024 )) >mid1 &&
 111                 test-tool genrandom "b" $(( 80 * 1024 )) >mid2 &&
 112                 test-tool genrandom "c" $(( 128 * 1024 )) >mid3 &&
 113                 git add mid1 mid2 mid3 &&
 114
 115                 count=0 &&
 116                 for pi in .git/objects/pack/pack-*.idx
 117                 do
 118                         test_path_is_file "$pi" && count=$(( $count + 1 ))
 119                 done &&
 120                 test $count = 2 &&
 121
 122                 (
 123                         git hash-object --stdin <mid1 &&
 124                         git hash-object --stdin <mid2 &&
 125                         git hash-object --stdin <mid3
 126                 ) |
 127                 sort >expect &&
 128
 129                 for pi in .git/objects/pack/pack-*.idx
 130                 do
 131                         git show-index <"$pi"
 132                 done |
 133                 sed -e "s/^[0-9]* \([0-9a-f]*\) .*/\1/" |
 134                 sort >actual &&
 135
 136                 test_cmp expect actual
 137         )
 138 '
 139
 140 test_expect_success 'diff --raw' '
 141         git commit -q -m initial &&
 142         echo modified >>large1 &&
 143         git add large1 &&
 144         git commit -q -m modified &&
 145         git diff --raw HEAD^
 146 '
 147
 148 test_expect_success 'diff --stat' '
 149         git diff --stat HEAD^ HEAD
 150 '
 151
 152 test_expect_success 'diff' '
 153         git diff HEAD^ HEAD >actual &&
 154         grep "Binary files.*differ" actual
 155 '
 156
 157 test_expect_success 'diff --cached' '
 158         git diff --cached HEAD^ >actual &&
 159         grep "Binary files.*differ" actual
 160 '
 161
 162 test_expect_success 'hash-object' '
 163         git hash-object large1
 164 '
 165
 166 test_expect_success 'cat-file a large file' '
 167         git cat-file blob :large1 >/dev/null
 168 '
 169
 170 test_expect_success 'cat-file a large file from a tag' '
 171         git tag -m largefile largefiletag :large1 &&
 172         git cat-file blob largefiletag >/dev/null
 173 '
 174
 175 test_expect_success 'git-show a large file' '
 176         git show :large1 >/dev/null
 177
 178 '
 179
 180 test_expect_success 'index-pack' '
 181         git clone file://"$(pwd)"/.git foo &&
 182         GIT_DIR=non-existent git index-pack --object-format=$(test_oid algo) \
 183                 --strict --verify foo/.git/objects/pack/*.pack
 184 '
 185
 186 test_expect_success 'repack' '
 187         git repack -ad
 188 '
 189
 190 test_expect_success 'pack-objects with large loose object' '
 191         SHA1=$(git hash-object huge) &&
 192         test_create_repo loose &&
 193         echo $SHA1 | git pack-objects --stdout |
 194                 GIT_ALLOC_LIMIT=0 GIT_DIR=loose/.git git unpack-objects &&
 195         echo $SHA1 | GIT_DIR=loose/.git git pack-objects pack &&
 196         test_create_repo packed &&
 197         mv pack-* packed/.git/objects/pack &&
 198         GIT_DIR=packed/.git git cat-file blob $SHA1 >actual &&
 199         test_cmp huge actual
 200 '
 201
 202 test_expect_success 'tar archiving' '
 203         git archive --format=tar HEAD >/dev/null
 204 '
 205
 206 test_expect_success 'zip archiving, store only' '
 207         git archive --format=zip -0 HEAD >/dev/null
 208 '
 209
 210 test_expect_success 'zip archiving, deflate' '
 211         git archive --format=zip HEAD >/dev/null
 212 '
 213
 214 test_expect_success 'fsck large blobs' '
 215         git fsck 2>err &&
 216         test_must_be_empty err
 217 '
 218
 219 test_done