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