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         perl -e "print \"\\0\" x 2048000; print \"X\\n\";" > large1 &&
  13         perl -e "print \"\\0\" x 2048000; print \"X\\n\";" > large2 &&
  14         perl -e "print \"\\0\" x 2048000; print \"X\\n\";" > large3 &&
  15         perl -e "print \"\\0\" x 2560000; print \"Y\\n\";" > huge &&
  16         GIT_ALLOC_LIMIT=1500 &&
  17         export GIT_ALLOC_LIMIT
  18 '
  19
  20 test_expect_success 'add a large file or two' '
  21         git add large1 huge large2 &&
  22         # make sure we got a single packfile and no loose objects
  23         bad= count=0 idx= &&
  24         for p in .git/objects/pack/pack-*.pack
  25         do
  26                 count=$(( $count + 1 ))
  27                 if test -f "$p" && idx=${p%.pack}.idx && test -f "$idx"
  28                 then
  29                         continue
  30                 fi
  31                 bad=t
  32         done &&
  33         test -z "$bad" &&
  34         test $count = 1 &&
  35         cnt=$(git show-index <"$idx" | wc -l) &&
  36         test $cnt = 2 &&
  37         for l in .git/objects/??/??????????????????????????????????????
  38         do
  39                 test -f "$l" || continue
  40                 bad=t
  41         done &&
  42         test -z "$bad" &&
  43
  44         # attempt to add another copy of the same
  45         git add large3 &&
  46         bad= count=0 &&
  47         for p in .git/objects/pack/pack-*.pack
  48         do
  49                 count=$(( $count + 1 ))
  50                 if test -f "$p" && idx=${p%.pack}.idx && test -f "$idx"
  51                 then
  52                         continue
  53                 fi
  54                 bad=t
  55         done &&
  56         test -z "$bad" &&
  57         test $count = 1
  58 '
  59
  60 test_expect_success 'checkout a large file' '
  61         large1=$(git rev-parse :large1) &&
  62         git update-index --add --cacheinfo 100644 $large1 another &&
  63         git checkout another &&
  64         cmp large1 another ;# this must not be test_cmp
  65 '
  66
  67 test_expect_success 'packsize limit' '
  68         test_create_repo mid &&
  69         (
  70                 cd mid &&
  71                 git config core.bigfilethreshold 64k &&
  72                 git config pack.packsizelimit 256k &&
  73
  74                 # mid1 and mid2 will fit within 256k limit but
  75                 # appending mid3 will bust the limit and will
  76                 # result in a separate packfile.
  77                 test-genrandom "a" $(( 66 * 1024 )) >mid1 &&
  78                 test-genrandom "b" $(( 80 * 1024 )) >mid2 &&
  79                 test-genrandom "c" $(( 128 * 1024 )) >mid3 &&
  80                 git add mid1 mid2 mid3 &&
  81
  82                 count=0
  83                 for pi in .git/objects/pack/pack-*.idx
  84                 do
  85                         test -f "$pi" && count=$(( $count + 1 ))
  86                 done &&
  87                 test $count = 2 &&
  88
  89                 (
  90                         git hash-object --stdin <mid1
  91                         git hash-object --stdin <mid2
  92                         git hash-object --stdin <mid3
  93                 ) |
  94                 sort >expect &&
  95
  96                 for pi in .git/objects/pack/pack-*.idx
  97                 do
  98                         git show-index <"$pi"
  99                 done |
 100                 sed -e "s/^[0-9]* \([0-9a-f]*\) .*/\1/" |
 101                 sort >actual &&
 102
 103                 test_cmp expect actual
 104         )
 105 '
 106
 107 test_expect_success 'diff --raw' '
 108         git commit -q -m initial &&
 109         echo modified >>large1 &&
 110         git add large1 &&
 111         git commit -q -m modified &&
 112         git diff --raw HEAD^
 113 '
 114
 115 test_expect_success 'hash-object' '
 116         git hash-object large1
 117 '
 118
 119 test_expect_success 'cat-file a large file' '
 120         git cat-file blob :large1 >/dev/null
 121 '
 122
 123 test_expect_success 'cat-file a large file from a tag' '
 124         git tag -m largefile largefiletag :large1 &&
 125         git cat-file blob largefiletag >/dev/null
 126 '
 127
 128 test_expect_success 'git-show a large file' '
 129         git show :large1 >/dev/null
 130
 131 '
 132
 133 test_expect_success 'index-pack' '
 134         git clone file://"$(pwd)"/.git foo &&
 135         GIT_DIR=non-existent git index-pack --strict --verify foo/.git/objects/pack/*.pack
 136 '
 137
 138 test_expect_success 'repack' '
 139         git repack -ad
 140 '
 141
 142 test_expect_success 'pack-objects with large loose object' '
 143         SHA1=$(git hash-object huge) &&
 144         test_create_repo loose &&
 145         echo $SHA1 | git pack-objects --stdout |
 146                 GIT_ALLOC_LIMIT=0 GIT_DIR=loose/.git git unpack-objects &&
 147         echo $SHA1 | GIT_DIR=loose/.git git pack-objects pack &&
 148         test_create_repo packed &&
 149         mv pack-* packed/.git/objects/pack &&
 150         GIT_DIR=packed/.git git cat-file blob $SHA1 >actual &&
 151         cmp huge actual
 152 '
 153
 154 test_expect_success 'tar achiving' '
 155         git archive --format=tar HEAD >/dev/null
 156 '
 157
 158 test_expect_success 'zip achiving, store only' '
 159         git archive --format=zip -0 HEAD >/dev/null
 160 '
 161
 162 test_expect_success 'zip achiving, deflate' '
 163         git archive --format=zip HEAD >/dev/null
 164 '
 165
 166 test_done