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         git config core.bigfilethreshold 200k &&
  10         echo X | dd of=large1 bs=1k seek=2000 &&
  11         echo X | dd of=large2 bs=1k seek=2000 &&
  12         echo X | dd of=large3 bs=1k seek=2000 &&
  13         echo Y | dd of=huge bs=1k seek=2500
  14 '
  15
  16 test_expect_success 'add a large file or two' '
  17         git add large1 huge large2 &&
  18         # make sure we got a single packfile and no loose objects
  19         bad= count=0 idx= &&
  20         for p in .git/objects/pack/pack-*.pack
  21         do
  22                 count=$(( $count + 1 ))
  23                 if test -f "$p" && idx=${p%.pack}.idx && test -f "$idx"
  24                 then
  25                         continue
  26                 fi
  27                 bad=t
  28         done &&
  29         test -z "$bad" &&
  30         test $count = 1 &&
  31         cnt=$(git show-index <"$idx" | wc -l) &&
  32         test $cnt = 2 &&
  33         for l in .git/objects/??/??????????????????????????????????????
  34         do
  35                 test -f "$l" || continue
  36                 bad=t
  37         done &&
  38         test -z "$bad" &&
  39
  40         # attempt to add another copy of the same
  41         git add large3 &&
  42         bad= count=0 &&
  43         for p in .git/objects/pack/pack-*.pack
  44         do
  45                 count=$(( $count + 1 ))
  46                 if test -f "$p" && idx=${p%.pack}.idx && test -f "$idx"
  47                 then
  48                         continue
  49                 fi
  50                 bad=t
  51         done &&
  52         test -z "$bad" &&
  53         test $count = 1
  54 '
  55
  56 test_expect_success 'checkout a large file' '
  57         large1=$(git rev-parse :large1) &&
  58         git update-index --add --cacheinfo 100644 $large1 another &&
  59         git checkout another &&
  60         cmp large1 another ;# this must not be test_cmp
  61 '
  62
  63 test_expect_success 'packsize limit' '
  64         test_create_repo mid &&
  65         (
  66                 cd mid &&
  67                 git config core.bigfilethreshold 64k &&
  68                 git config pack.packsizelimit 256k &&
  69
  70                 # mid1 and mid2 will fit within 256k limit but
  71                 # appending mid3 will bust the limit and will
  72                 # result in a separate packfile.
  73                 test-genrandom "a" $(( 66 * 1024 )) >mid1 &&
  74                 test-genrandom "b" $(( 80 * 1024 )) >mid2 &&
  75                 test-genrandom "c" $(( 128 * 1024 )) >mid3 &&
  76                 git add mid1 mid2 mid3 &&
  77
  78                 count=0
  79                 for pi in .git/objects/pack/pack-*.idx
  80                 do
  81                         test -f "$pi" && count=$(( $count + 1 ))
  82                 done &&
  83                 test $count = 2 &&
  84
  85                 (
  86                         git hash-object --stdin <mid1
  87                         git hash-object --stdin <mid2
  88                         git hash-object --stdin <mid3
  89                 ) |
  90                 sort >expect &&
  91
  92                 for pi in .git/objects/pack/pack-*.idx
  93                 do
  94                         git show-index <"$pi"
  95                 done |
  96                 sed -e "s/^[0-9]* \([0-9a-f]*\) .*/\1/" |
  97                 sort >actual &&
  98
  99                 test_cmp expect actual
 100         )
 101 '
 102
 103 test_done