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