t/t5306-pack-nobase.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2008 Google Inc.
   4 #
   5
   6 test_description='git-pack-object with missing base
   7
   8 '
   9
  10 TEST_PASSES_SANITIZE_LEAK=true
  11 . ./test-lib.sh
  12
  13 # Create A-B chain
  14 #
  15 test_expect_success 'setup base' '
  16         test_write_lines a b c d e f g h i >text &&
  17         echo side >side &&
  18         git update-index --add text side &&
  19         A=$(echo A | git commit-tree $(git write-tree)) &&
  20
  21         echo m >>text &&
  22         git update-index text &&
  23         B=$(echo B | git commit-tree $(git write-tree) -p $A) &&
  24         git update-ref HEAD $B
  25 '
  26
  27 # Create repository with C whose parent is B.
  28 # Repository contains C, C^{tree}, C:text, B, B^{tree}.
  29 # Repository is missing B:text (best delta base for C:text).
  30 # Repository is missing A (parent of B).
  31 # Repository is missing A:side.
  32 #
  33 test_expect_success 'setup patch_clone' '
  34         base_objects=$(pwd)/.git/objects &&
  35         (mkdir patch_clone &&
  36         cd patch_clone &&
  37         git init &&
  38         echo "$base_objects" >.git/objects/info/alternates &&
  39         echo q >>text &&
  40         git read-tree $B &&
  41         git update-index text &&
  42         git update-ref HEAD $(echo C | git commit-tree $(git write-tree) -p $B) &&
  43         rm .git/objects/info/alternates &&
  44
  45         git --git-dir=../.git cat-file commit $B |
  46         git hash-object -t commit -w --stdin &&
  47
  48         git --git-dir=../.git cat-file tree "$B^{tree}" |
  49         git hash-object -t tree -w --stdin
  50         ) &&
  51         C=$(git --git-dir=patch_clone/.git rev-parse HEAD)
  52 '
  53
  54 # Clone patch_clone indirectly by cloning base and fetching.
  55 #
  56 test_expect_success 'indirectly clone patch_clone' '
  57         (mkdir user_clone &&
  58          cd user_clone &&
  59          git init &&
  60          git pull ../.git &&
  61          test $(git rev-parse HEAD) = $B &&
  62
  63          git pull ../patch_clone/.git &&
  64          test $(git rev-parse HEAD) = $C
  65         )
  66 '
  67
  68 # Cloning the patch_clone directly should fail.
  69 #
  70 test_expect_success 'clone of patch_clone is incomplete' '
  71         (mkdir user_direct &&
  72          cd user_direct &&
  73          git init &&
  74          test_must_fail git fetch ../patch_clone/.git
  75         )
  76 '
  77
  78 test_done