t/t6101-rev-parse-parents.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2005 Johannes Schindelin
   4 #
   5
   6 test_description='Test git rev-parse with different parent options'
   7
   8 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
   9 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
  10
  11 TEST_PASSES_SANITIZE_LEAK=true
  12 TEST_CREATE_REPO_NO_TEMPLATE=1
  13 . ./test-lib.sh
  14
  15 test_cmp_rev_output () {
  16         git rev-parse --verify "$1" >expect &&
  17         eval "$2" >actual &&
  18         test_cmp expect actual
  19 }
  20
  21 test_expect_success 'setup' '
  22         test_commit start &&
  23         test_commit second &&
  24         git checkout --orphan tmp &&
  25         test_commit start2 &&
  26         git checkout main &&
  27         git merge -m next --allow-unrelated-histories start2 &&
  28         test_commit final &&
  29
  30         mkdir .git/info &&
  31         test_seq 40 |
  32         while read i
  33         do
  34                 git checkout --orphan "b$i" &&
  35                 test_tick &&
  36                 git commit --allow-empty -m "$i" &&
  37                 commit=$(git rev-parse --verify HEAD) &&
  38                 printf "$commit " >>.git/info/grafts || return 1
  39         done
  40 '
  41
  42 test_expect_success 'start is valid' '
  43         git rev-parse start | grep "^$OID_REGEX$"
  44 '
  45
  46 test_expect_success 'start^0' '
  47         test_cmp_rev_output tags/start "git rev-parse start^0"
  48 '
  49
  50 test_expect_success 'start^1 not valid' '
  51         test_must_fail git rev-parse --verify start^1
  52 '
  53
  54 test_expect_success 'second^1 = second^' '
  55         test_cmp_rev_output second^ "git rev-parse second^1"
  56 '
  57
  58 test_expect_success 'final^1^1^1' '
  59         test_cmp_rev_output start "git rev-parse final^1^1^1"
  60 '
  61
  62 test_expect_success 'final^1^1^1 = final^^^' '
  63         test_cmp_rev_output final^^^ "git rev-parse final^1^1^1"
  64 '
  65
  66 test_expect_success 'final^1^2' '
  67         test_cmp_rev_output start2 "git rev-parse final^1^2"
  68 '
  69
  70 test_expect_success 'final^1^2 != final^1^1' '
  71         test $(git rev-parse final^1^2) != $(git rev-parse final^1^1)
  72 '
  73
  74 test_expect_success 'final^1^3 not valid' '
  75         test_must_fail git rev-parse --verify final^1^3
  76 '
  77
  78 test_expect_success '--verify start2^1' '
  79         test_must_fail git rev-parse --verify start2^1
  80 '
  81
  82 test_expect_success '--verify start2^0' '
  83         git rev-parse --verify start2^0
  84 '
  85
  86 test_expect_success 'final^1^@ = final^1^1 final^1^2' '
  87         git rev-parse final^1^1 final^1^2 >expect &&
  88         git rev-parse final^1^@ >actual &&
  89         test_cmp expect actual
  90 '
  91
  92 test_expect_success 'symbolic final^1^@ = final^1^1 final^1^2' '
  93         git rev-parse --symbolic final^1^1 final^1^2 >expect &&
  94         git rev-parse --symbolic final^1^@ >actual &&
  95         test_cmp expect actual
  96 '
  97
  98 test_expect_success 'final^1^! = final^1 ^final^1^1 ^final^1^2' '
  99         git rev-parse final^1 ^final^1^1 ^final^1^2 >expect &&
 100         git rev-parse final^1^! >actual &&
 101         test_cmp expect actual
 102 '
 103
 104 test_expect_success 'symbolic final^1^! = final^1 ^final^1^1 ^final^1^2' '
 105         git rev-parse --symbolic final^1 ^final^1^1 ^final^1^2 >expect &&
 106         git rev-parse --symbolic final^1^! >actual &&
 107         test_cmp expect actual
 108 '
 109
 110 test_expect_success 'large graft octopus' '
 111         test_cmp_rev_output b31 "git rev-parse --verify b1^30"
 112 '
 113
 114 test_expect_success 'repack for next test' '
 115         git repack -a -d
 116 '
 117
 118 test_expect_success 'short SHA-1 works' '
 119         start=$(git rev-parse --verify start) &&
 120         test_cmp_rev_output start "git rev-parse ${start%?}"
 121 '
 122
 123 # rev^- tests; we can use a simpler setup for these
 124
 125 test_expect_success 'setup for rev^- tests' '
 126         test_commit one &&
 127         test_commit two &&
 128         test_commit three &&
 129
 130         # Merge in a branch for testing rev^-
 131         git checkout -b branch &&
 132         git checkout HEAD^^ &&
 133         git merge -m merge --no-edit --no-ff branch &&
 134         git checkout -b merge
 135 '
 136
 137 # The merged branch has 2 commits + the merge
 138 test_expect_success 'rev-list --count merge^- = merge^..merge' '
 139         git rev-list --count merge^..merge >expect &&
 140         echo 3 >actual &&
 141         test_cmp expect actual
 142 '
 143
 144 # All rev^- rev-parse tests
 145
 146 test_expect_success 'rev-parse merge^- = merge^..merge' '
 147         git rev-parse merge^..merge >expect &&
 148         git rev-parse merge^- >actual &&
 149         test_cmp expect actual
 150 '
 151
 152 test_expect_success 'rev-parse merge^-1 = merge^..merge' '
 153         git rev-parse merge^1..merge >expect &&
 154         git rev-parse merge^-1 >actual &&
 155         test_cmp expect actual
 156 '
 157
 158 test_expect_success 'rev-parse merge^-2 = merge^2..merge' '
 159         git rev-parse merge^2..merge >expect &&
 160         git rev-parse merge^-2 >actual &&
 161         test_cmp expect actual
 162 '
 163
 164 test_expect_success 'symbolic merge^-1 = merge^1..merge' '
 165         git rev-parse --symbolic merge^1..merge >expect &&
 166         git rev-parse --symbolic merge^-1 >actual &&
 167         test_cmp expect actual
 168 '
 169
 170 test_expect_success 'rev-parse merge^-0 (invalid parent)' '
 171         test_must_fail git rev-parse merge^-0
 172 '
 173
 174 test_expect_success 'rev-parse merge^-3 (invalid parent)' '
 175         test_must_fail git rev-parse merge^-3
 176 '
 177
 178 test_expect_success 'rev-parse merge^-^ (garbage after ^-)' '
 179         test_must_fail git rev-parse merge^-^
 180 '
 181
 182 test_expect_success 'rev-parse merge^-1x (garbage after ^-1)' '
 183         test_must_fail git rev-parse merge^-1x
 184 '
 185
 186 # All rev^- rev-list tests (should be mostly the same as rev-parse; the reason
 187 # for the duplication is that rev-parse and rev-list use different parsers).
 188
 189 test_expect_success 'rev-list merge^- = merge^..merge' '
 190         git rev-list merge^..merge >expect &&
 191         git rev-list merge^- >actual &&
 192         test_cmp expect actual
 193 '
 194
 195 test_expect_success 'rev-list merge^-1 = merge^1..merge' '
 196         git rev-list merge^1..merge >expect &&
 197         git rev-list merge^-1 >actual &&
 198         test_cmp expect actual
 199 '
 200
 201 test_expect_success 'rev-list merge^-2 = merge^2..merge' '
 202         git rev-list merge^2..merge >expect &&
 203         git rev-list merge^-2 >actual &&
 204         test_cmp expect actual
 205 '
 206
 207 test_expect_success 'rev-list merge^-0 (invalid parent)' '
 208         test_must_fail git rev-list merge^-0
 209 '
 210
 211 test_expect_success 'rev-list merge^-3 (invalid parent)' '
 212         test_must_fail git rev-list merge^-3
 213 '
 214
 215 test_expect_success 'rev-list merge^-^ (garbage after ^-)' '
 216         test_must_fail git rev-list merge^-^
 217 '
 218
 219 test_expect_success 'rev-list merge^-1x (garbage after ^-1)' '
 220         test_must_fail git rev-list merge^-1x
 221 '
 222
 223 test_expect_success 'rev-parse $garbage^@ does not segfault' '
 224         test_must_fail git rev-parse $EMPTY_TREE^@
 225 '
 226
 227 test_expect_success 'rev-parse $garbage...$garbage does not segfault' '
 228         test_must_fail git rev-parse $EMPTY_TREE...$EMPTY_BLOB
 229 '
 230
 231 test_done