t/t6120-describe.sh

   1 #!/bin/sh
   2
   3 test_description='test describe
   4
   5                        B
   6         .--------------o----o----o----x
   7        /                   /    /
   8  o----o----o----o----o----.    /
   9        \        A    c        /
  10         .------------o---o---o
  11                    D,R   e
  12 '
  13 . ./test-lib.sh
  14
  15 check_describe () {
  16         expect="$1"
  17         shift
  18         R=$(git describe "$@" 2>err.actual)
  19         S=$?
  20         cat err.actual >&3
  21         test_expect_success "describe $*" '
  22         test $S = 0 &&
  23         case "$R" in
  24         $expect)        echo happy ;;
  25         *)      echo "Oops - $R is not $expect";
  26                 false ;;
  27         esac
  28         '
  29 }
  30
  31 test_expect_success setup '
  32
  33         test_tick &&
  34         echo one >file && git add file && git commit -m initial &&
  35         one=$(git rev-parse HEAD) &&
  36
  37         git describe --always HEAD &&
  38
  39         test_tick &&
  40         echo two >file && git add file && git commit -m second &&
  41         two=$(git rev-parse HEAD) &&
  42
  43         test_tick &&
  44         echo three >file && git add file && git commit -m third &&
  45
  46         test_tick &&
  47         echo A >file && git add file && git commit -m A &&
  48         test_tick &&
  49         git tag -a -m A A &&
  50
  51         test_tick &&
  52         echo c >file && git add file && git commit -m c &&
  53         test_tick &&
  54         git tag c &&
  55
  56         git reset --hard $two &&
  57         test_tick &&
  58         echo B >side && git add side && git commit -m B &&
  59         test_tick &&
  60         git tag -a -m B B &&
  61
  62         test_tick &&
  63         git merge -m Merged c &&
  64         merged=$(git rev-parse HEAD) &&
  65
  66         git reset --hard $two &&
  67         test_tick &&
  68         echo D >another && git add another && git commit -m D &&
  69         test_tick &&
  70         git tag -a -m D D &&
  71         test_tick &&
  72         git tag -a -m R R &&
  73
  74         test_tick &&
  75         echo DD >another && git commit -a -m another &&
  76
  77         test_tick &&
  78         git tag e &&
  79
  80         test_tick &&
  81         echo DDD >another && git commit -a -m "yet another" &&
  82
  83         test_tick &&
  84         git merge -m Merged $merged &&
  85
  86         test_tick &&
  87         echo X >file && echo X >side && git add file side &&
  88         git commit -m x
  89
  90 '
  91
  92 check_describe A-* HEAD
  93 check_describe A-* HEAD^
  94 check_describe R-* HEAD^^
  95 check_describe A-* HEAD^^2
  96 check_describe B HEAD^^2^
  97 check_describe R-* HEAD^^^
  98
  99 check_describe c-* --tags HEAD
 100 check_describe c-* --tags HEAD^
 101 check_describe e-* --tags HEAD^^
 102 check_describe c-* --tags HEAD^^2
 103 check_describe B --tags HEAD^^2^
 104 check_describe e --tags HEAD^^^
 105
 106 check_describe heads/master --all HEAD
 107 check_describe tags/c-* --all HEAD^
 108 check_describe tags/e --all HEAD^^^
 109
 110 check_describe B-0-* --long HEAD^^2^
 111 check_describe A-3-* --long HEAD^^2
 112
 113 check_describe c-7-* --tags
 114 check_describe e-3-* --first-parent --tags
 115
 116 test_expect_success 'describe --contains defaults to HEAD without commit-ish' '
 117         echo "A^0" >expect &&
 118         git checkout A &&
 119         test_when_finished "git checkout -" &&
 120         git describe --contains >actual &&
 121         test_cmp expect actual
 122 '
 123
 124 check_describe tags/A --all A^0
 125 test_expect_success 'no warning was displayed for A' '
 126         test_must_be_empty err.actual
 127 '
 128
 129 test_expect_success 'rename tag A to Q locally' '
 130         mv .git/refs/tags/A .git/refs/tags/Q
 131 '
 132 cat - >err.expect <<EOF
 133 warning: tag 'A' is really 'Q' here
 134 EOF
 135 check_describe A-* HEAD
 136 test_expect_success 'warning was displayed for Q' '
 137         test_i18ncmp err.expect err.actual
 138 '
 139 test_expect_success 'rename tag Q back to A' '
 140         mv .git/refs/tags/Q .git/refs/tags/A
 141 '
 142
 143 test_expect_success 'pack tag refs' 'git pack-refs'
 144 check_describe A-* HEAD
 145
 146 check_describe "A-*[0-9a-f]" --dirty
 147
 148 test_expect_success 'set-up dirty work tree' '
 149         echo >>file
 150 '
 151
 152 check_describe "A-*[0-9a-f]-dirty" --dirty
 153
 154 check_describe "A-*[0-9a-f].mod" --dirty=.mod
 155
 156 test_expect_success 'describe --dirty HEAD' '
 157         test_must_fail git describe --dirty HEAD
 158 '
 159
 160 test_expect_success 'set-up matching pattern tests' '
 161         git tag -a -m test-annotated test-annotated &&
 162         echo >>file &&
 163         test_tick &&
 164         git commit -a -m "one more" &&
 165         git tag test1-lightweight &&
 166         echo >>file &&
 167         test_tick &&
 168         git commit -a -m "yet another" &&
 169         git tag test2-lightweight &&
 170         echo >>file &&
 171         test_tick &&
 172         git commit -a -m "even more"
 173
 174 '
 175
 176 check_describe "test-annotated-*" --match="test-*"
 177
 178 check_describe "test1-lightweight-*" --tags --match="test1-*"
 179
 180 check_describe "test2-lightweight-*" --tags --match="test2-*"
 181
 182 check_describe "test2-lightweight-*" --long --tags --match="test2-*" HEAD^
 183
 184 check_describe "test2-lightweight-*" --long --tags --match="test1-*" --match="test2-*" HEAD^
 185
 186 check_describe "test2-lightweight-*" --long --tags --match="test1-*" --no-match --match="test2-*" HEAD^
 187
 188 check_describe "test1-lightweight-*" --long --tags --match="test1-*" --match="test3-*" HEAD
 189
 190 check_describe "test1-lightweight-*" --long --tags --match="test3-*" --match="test1-*" HEAD
 191
 192 test_expect_success 'set-up branches' '
 193         git branch branch_A A &&
 194         git branch branch_C c &&
 195         git update-ref refs/remotes/origin/remote_branch_A "A^{commit}" &&
 196         git update-ref refs/remotes/origin/remote_branch_C "c^{commit}" &&
 197         git update-ref refs/original/original_branch_A test-annotated~2
 198 '
 199
 200 check_describe "heads/branch_A*" --all --match="branch_*" --exclude="branch_C" HEAD
 201
 202 check_describe "remotes/origin/remote_branch_A*" --all --match="origin/remote_branch_*" --exclude="origin/remote_branch_C" HEAD
 203
 204 check_describe "original/original_branch_A*" --all test-annotated~1
 205
 206 test_expect_success '--match does not work for other types' '
 207         test_must_fail git describe --all --match="*original_branch_*" test-annotated~1
 208 '
 209
 210 test_expect_success '--exclude does not work for other types' '
 211         R=$(git describe --all --exclude="any_pattern_even_not_matching" test-annotated~1) &&
 212         case "$R" in
 213         *original_branch_A*) echo "fail: Found unknown reference $R with --exclude"
 214                 false;;
 215         *) echo ok: Found some known type;;
 216         esac
 217 '
 218
 219 test_expect_success 'name-rev with exact tags' '
 220         echo A >expect &&
 221         tag_object=$(git rev-parse refs/tags/A) &&
 222         git name-rev --tags --name-only $tag_object >actual &&
 223         test_cmp expect actual &&
 224
 225         echo "A^0" >expect &&
 226         tagged_commit=$(git rev-parse "refs/tags/A^0") &&
 227         git name-rev --tags --name-only $tagged_commit >actual &&
 228         test_cmp expect actual
 229 '
 230
 231 test_expect_success 'name-rev --all' '
 232         >expect.unsorted &&
 233         for rev in $(git rev-list --all)
 234         do
 235                 git name-rev $rev >>expect.unsorted
 236         done &&
 237         sort <expect.unsorted >expect &&
 238         git name-rev --all >actual.unsorted &&
 239         sort <actual.unsorted >actual &&
 240         test_cmp expect actual
 241 '
 242
 243 test_expect_success 'name-rev --stdin' '
 244         >expect.unsorted &&
 245         for rev in $(git rev-list --all)
 246         do
 247                 name=$(git name-rev --name-only $rev) &&
 248                 echo "$rev ($name)" >>expect.unsorted
 249         done &&
 250         sort <expect.unsorted >expect &&
 251         git rev-list --all | git name-rev --stdin >actual.unsorted &&
 252         sort <actual.unsorted >actual &&
 253         test_cmp expect actual
 254 '
 255
 256 test_expect_success 'describe --contains with the exact tags' '
 257         echo "A^0" >expect &&
 258         tag_object=$(git rev-parse refs/tags/A) &&
 259         git describe --contains $tag_object >actual &&
 260         test_cmp expect actual &&
 261
 262         echo "A^0" >expect &&
 263         tagged_commit=$(git rev-parse "refs/tags/A^0") &&
 264         git describe --contains $tagged_commit >actual &&
 265         test_cmp expect actual
 266 '
 267
 268 test_expect_success 'describe --contains and --match' '
 269         echo "A^0" >expect &&
 270         tagged_commit=$(git rev-parse "refs/tags/A^0") &&
 271         test_must_fail git describe --contains --match="B" $tagged_commit &&
 272         git describe --contains --match="B" --match="A" $tagged_commit >actual &&
 273         test_cmp expect actual
 274 '
 275
 276 test_expect_success 'describe --exclude' '
 277         echo "c~1" >expect &&
 278         tagged_commit=$(git rev-parse "refs/tags/A^0") &&
 279         test_must_fail git describe --contains --match="B" $tagged_commit &&
 280         git describe --contains --match="?" --exclude="A" $tagged_commit >actual &&
 281         test_cmp expect actual
 282 '
 283
 284 test_expect_success 'describe --contains and --no-match' '
 285         echo "A^0" >expect &&
 286         tagged_commit=$(git rev-parse "refs/tags/A^0") &&
 287         git describe --contains --match="B" --no-match $tagged_commit >actual &&
 288         test_cmp expect actual
 289 '
 290
 291 test_expect_success 'setup and absorb a submodule' '
 292         test_create_repo sub1 &&
 293         test_commit -C sub1 initial &&
 294         git submodule add ./sub1 &&
 295         git submodule absorbgitdirs &&
 296         git commit -a -m "add submodule" &&
 297         git describe --dirty >expect &&
 298         git describe --broken >out &&
 299         test_cmp expect out
 300 '
 301
 302 test_expect_success 'describe chokes on severely broken submodules' '
 303         mv .git/modules/sub1/ .git/modules/sub_moved &&
 304         test_must_fail git describe --dirty
 305 '
 306 test_expect_success 'describe ignoring a broken submodule' '
 307         git describe --broken >out &&
 308         test_when_finished "mv .git/modules/sub_moved .git/modules/sub1" &&
 309         grep broken out
 310 '
 311
 312 test_expect_success 'describe a blob at a directly tagged commit' '
 313         echo "make it a unique blob" >file &&
 314         git add file && git commit -m "content in file" &&
 315         git tag -a -m "latest annotated tag" unique-file &&
 316         git describe HEAD:file >actual &&
 317         echo "unique-file:file" >expect &&
 318         test_cmp expect actual
 319 '
 320
 321 test_expect_success 'describe a blob with its first introduction' '
 322         git commit --allow-empty -m "empty commit" &&
 323         git rm file &&
 324         git commit -m "delete blob" &&
 325         git revert HEAD &&
 326         git commit --allow-empty -m "empty commit" &&
 327         git describe HEAD:file >actual &&
 328         echo "unique-file:file" >expect &&
 329         test_cmp expect actual
 330 '
 331
 332 test_expect_success 'describe directly tagged blob' '
 333         git tag test-blob unique-file:file &&
 334         git describe test-blob >actual &&
 335         echo "unique-file:file" >expect &&
 336         # suboptimal: we rather want to see "test-blob"
 337         test_cmp expect actual
 338 '
 339
 340 test_expect_success 'describe tag object' '
 341         git tag test-blob-1 -a -m msg unique-file:file &&
 342         test_must_fail git describe test-blob-1 2>actual &&
 343         test_i18ngrep "fatal: test-blob-1 is neither a commit nor blob" actual
 344 '
 345
 346 test_expect_failure ULIMIT_STACK_SIZE 'name-rev works in a deep repo' '
 347         i=1 &&
 348         while test $i -lt 8000
 349         do
 350                 echo "commit refs/heads/master
 351 committer A U Thor <author@example.com> $((1000000000 + $i * 100)) +0200
 352 data <<EOF
 353 commit #$i
 354 EOF"
 355                 test $i = 1 && echo "from refs/heads/master^0"
 356                 i=$(($i + 1))
 357         done | git fast-import &&
 358         git checkout master &&
 359         git tag far-far-away HEAD^ &&
 360         echo "HEAD~4000 tags/far-far-away~3999" >expect &&
 361         git name-rev HEAD~4000 >actual &&
 362         test_cmp expect actual &&
 363         run_with_limited_stack git name-rev HEAD~4000 >actual &&
 364         test_cmp expect actual
 365 '
 366
 367 test_expect_success ULIMIT_STACK_SIZE 'describe works in a deep repo' '
 368         git tag -f far-far-away HEAD~7999 &&
 369         echo "far-far-away" >expect &&
 370         git describe --tags --abbrev=0 HEAD~4000 >actual &&
 371         test_cmp expect actual &&
 372         run_with_limited_stack git describe --tags --abbrev=0 HEAD~4000 >actual &&
 373         test_cmp expect actual
 374 '
 375
 376 check_describe tags/A --all A
 377 check_describe tags/c --all c
 378 check_describe heads/branch_A --all --match='branch_*' branch_A
 379
 380 test_expect_success 'describe complains about tree object' '
 381         test_must_fail git describe HEAD^{tree}
 382 '
 383
 384 test_expect_success 'describe complains about missing object' '
 385         test_must_fail git describe $ZERO_OID
 386 '
 387
 388 test_done