t/t6001-rev-list-graft.sh

   1 #!/bin/sh
   2
   3 test_description='Revision traversal vs grafts and path limiter'
   4
   5 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
   6 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
   7
   8 . ./test-lib.sh
   9
  10 test_expect_success setup '
  11         mkdir subdir &&
  12         echo >fileA fileA &&
  13         echo >subdir/fileB fileB &&
  14         git add fileA subdir/fileB &&
  15         git commit -a -m "Initial in one history." &&
  16         A0=$(git rev-parse --verify HEAD) &&
  17
  18         echo >fileA fileA modified &&
  19         git commit -a -m "Second in one history." &&
  20         A1=$(git rev-parse --verify HEAD) &&
  21
  22         echo >subdir/fileB fileB modified &&
  23         git commit -a -m "Third in one history." &&
  24         A2=$(git rev-parse --verify HEAD) &&
  25
  26         rm -f .git/refs/heads/main .git/index &&
  27
  28         echo >fileA fileA again &&
  29         echo >subdir/fileB fileB again &&
  30         git add fileA subdir/fileB &&
  31         git commit -a -m "Initial in alternate history." &&
  32         B0=$(git rev-parse --verify HEAD) &&
  33
  34         echo >fileA fileA modified in alternate history &&
  35         git commit -a -m "Second in alternate history." &&
  36         B1=$(git rev-parse --verify HEAD) &&
  37
  38         echo >subdir/fileB fileB modified in alternate history &&
  39         git commit -a -m "Third in alternate history." &&
  40         B2=$(git rev-parse --verify HEAD) &&
  41         : done
  42 '
  43
  44 check () {
  45         type=$1
  46         shift
  47
  48         arg=
  49         which=arg
  50         rm -f test.expect
  51         for a
  52         do
  53                 if test "z$a" = z--
  54                 then
  55                         which=expect
  56                         child=
  57                         continue
  58                 fi
  59                 if test "$which" = arg
  60                 then
  61                         arg="$arg$a "
  62                         continue
  63                 fi
  64                 if test "$type" = basic
  65                 then
  66                         echo "$a"
  67                 else
  68                         if test "z$child" != z
  69                         then
  70                                 echo "$child $a"
  71                         fi
  72                         child="$a"
  73                 fi
  74         done >test.expect
  75         if test "$type" != basic && test "z$child" != z
  76         then
  77                 echo >>test.expect $child
  78         fi
  79         if test $type = basic
  80         then
  81                 git rev-list $arg >test.actual
  82         elif test $type = parents
  83         then
  84                 git rev-list --parents $arg >test.actual
  85         elif test $type = parents-raw
  86         then
  87                 git rev-list --parents --pretty=raw $arg |
  88                 sed -n -e 's/^commit //p' >test.actual
  89         fi
  90         test_cmp test.expect test.actual
  91 }
  92
  93 for type in basic parents parents-raw
  94 do
  95         test_expect_success 'without grafts' "
  96                 rm -f .git/info/grafts &&
  97                 check $type $B2 -- $B2 $B1 $B0
  98         "
  99
 100         test_expect_success 'with grafts' "
 101                 echo '$B0 $A2' >.git/info/grafts &&
 102                 check $type $B2 -- $B2 $B1 $B0 $A2 $A1 $A0
 103         "
 104
 105         test_expect_success 'without grafts, with pathlimit' "
 106                 rm -f .git/info/grafts &&
 107                 check $type $B2 subdir -- $B2 $B0
 108         "
 109
 110         test_expect_success 'with grafts, with pathlimit' "
 111                 echo '$B0 $A2' >.git/info/grafts &&
 112                 check $type $B2 subdir -- $B2 $B0 $A2 $A0
 113         "
 114
 115 done
 116
 117 test_expect_success 'show advice that grafts are deprecated' '
 118         git show HEAD 2>err &&
 119         test_i18ngrep "git replace" err &&
 120         test_config advice.graftFileDeprecated false &&
 121         git show HEAD 2>err &&
 122         test_i18ngrep ! "git replace" err
 123 '
 124
 125 test_done