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 $merged &&
  85
  86         test_tick &&
  87         echo X >file && echo X >side && git add file side &&
  88         git commit -m x
  89
  90 '
  91
  92 check_describe A-* HEAD
  93 check_describe A-* HEAD^
  94 check_describe R-* HEAD^^
  95 check_describe A-* HEAD^^2
  96 check_describe B HEAD^^2^
  97 check_describe R-* HEAD^^^
  98
  99 check_describe c-* --tags HEAD
 100 check_describe c-* --tags HEAD^
 101 check_describe e-* --tags HEAD^^
 102 check_describe c-* --tags HEAD^^2
 103 check_describe B --tags HEAD^^2^
 104 check_describe e --tags HEAD^^^
 105
 106 check_describe heads/master --all HEAD
 107 check_describe tags/c-* --all HEAD^
 108 check_describe tags/e --all HEAD^^^
 109
 110 check_describe B-0-* --long HEAD^^2^
 111 check_describe A-3-* --long HEAD^^2
 112
 113 check_describe c-7-* --tags
 114 check_describe e-3-* --first-parent --tags
 115
 116 test_expect_success 'describe --contains defaults to HEAD without commit-ish' '
 117         echo "A^0" >expect &&
 118         git checkout A &&
 119         test_when_finished "git checkout -" &&
 120         git describe --contains >actual &&
 121         test_cmp expect actual
 122 '
 123
 124 check_describe tags/A --all A^0
 125 test_expect_success 'no warning was displayed for A' '
 126         test_must_be_empty err.actual
 127 '
 128
 129 test_expect_success 'rename tag A to Q locally' '
 130         mv .git/refs/tags/A .git/refs/tags/Q
 131 '
 132 cat - >err.expect <<EOF
 133 warning: tag 'A' is really 'Q' here
 134 EOF
 135 check_describe A-* HEAD
 136 test_expect_success 'warning was displayed for Q' '
 137         test_i18ncmp err.expect err.actual
 138 '
 139 test_expect_success 'rename tag Q back to A' '
 140         mv .git/refs/tags/Q .git/refs/tags/A
 141 '
 142
 143 test_expect_success 'pack tag refs' 'git pack-refs'
 144 check_describe A-* HEAD
 145
 146 test_expect_success 'describe works from outside repo using --git-dir' '
 147         git clone --bare "$TRASH_DIRECTORY" "$TRASH_DIRECTORY/bare" &&
 148         git --git-dir "$TRASH_DIRECTORY/bare" describe >out &&
 149         grep -E "^A-[1-9][0-9]?-g[0-9a-f]+$" out
 150 '
 151
 152 check_describe "A-*[0-9a-f]" --dirty
 153
 154 test_expect_success 'describe --dirty with --work-tree' '
 155         (
 156                 cd "$TEST_DIRECTORY" &&
 157                 git --git-dir "$TRASH_DIRECTORY/.git" --work-tree "$TRASH_DIRECTORY" describe --dirty >"$TRASH_DIRECTORY/out"
 158         ) &&
 159         grep -E "^A-[1-9][0-9]?-g[0-9a-f]+$" out
 160 '
 161
 162 test_expect_success 'set-up dirty work tree' '
 163         echo >>file
 164 '
 165
 166 check_describe "A-*[0-9a-f]-dirty" --dirty
 167
 168 test_expect_success 'describe --dirty with --work-tree (dirty)' '
 169         (
 170                 cd "$TEST_DIRECTORY" &&
 171                 git --git-dir "$TRASH_DIRECTORY/.git" --work-tree "$TRASH_DIRECTORY" describe --dirty >"$TRASH_DIRECTORY/out"
 172         ) &&
 173         grep -E "^A-[1-9][0-9]?-g[0-9a-f]+-dirty$" out
 174 '
 175
 176 check_describe "A-*[0-9a-f].mod" --dirty=.mod
 177
 178 test_expect_success 'describe --dirty=.mod with --work-tree (dirty)' '
 179         (
 180                 cd "$TEST_DIRECTORY" &&
 181                 git --git-dir "$TRASH_DIRECTORY/.git" --work-tree "$TRASH_DIRECTORY" describe --dirty=.mod >"$TRASH_DIRECTORY/out"
 182         ) &&
 183         grep -E "^A-[1-9][0-9]?-g[0-9a-f]+.mod$" out
 184 '
 185
 186 test_expect_success 'describe --dirty HEAD' '
 187         test_must_fail git describe --dirty HEAD
 188 '
 189
 190 test_expect_success 'set-up matching pattern tests' '
 191         git tag -a -m test-annotated test-annotated &&
 192         echo >>file &&
 193         test_tick &&
 194         git commit -a -m "one more" &&
 195         git tag test1-lightweight &&
 196         echo >>file &&
 197         test_tick &&
 198         git commit -a -m "yet another" &&
 199         git tag test2-lightweight &&
 200         echo >>file &&
 201         test_tick &&
 202         git commit -a -m "even more"
 203
 204 '
 205
 206 check_describe "test-annotated-*" --match="test-*"
 207
 208 check_describe "test1-lightweight-*" --tags --match="test1-*"
 209
 210 check_describe "test2-lightweight-*" --tags --match="test2-*"
 211
 212 check_describe "test2-lightweight-*" --long --tags --match="test2-*" HEAD^
 213
 214 check_describe "test2-lightweight-*" --long --tags --match="test1-*" --match="test2-*" HEAD^
 215
 216 check_describe "test2-lightweight-*" --long --tags --match="test1-*" --no-match --match="test2-*" HEAD^
 217
 218 check_describe "test1-lightweight-*" --long --tags --match="test1-*" --match="test3-*" HEAD
 219
 220 check_describe "test1-lightweight-*" --long --tags --match="test3-*" --match="test1-*" HEAD
 221
 222 test_expect_success 'set-up branches' '
 223         git branch branch_A A &&
 224         git branch branch_C c &&
 225         git update-ref refs/remotes/origin/remote_branch_A "A^{commit}" &&
 226         git update-ref refs/remotes/origin/remote_branch_C "c^{commit}" &&
 227         git update-ref refs/original/original_branch_A test-annotated~2
 228 '
 229
 230 check_describe "heads/branch_A*" --all --match="branch_*" --exclude="branch_C" HEAD
 231
 232 check_describe "remotes/origin/remote_branch_A*" --all --match="origin/remote_branch_*" --exclude="origin/remote_branch_C" HEAD
 233
 234 check_describe "original/original_branch_A*" --all test-annotated~1
 235
 236 test_expect_success '--match does not work for other types' '
 237         test_must_fail git describe --all --match="*original_branch_*" test-annotated~1
 238 '
 239
 240 test_expect_success '--exclude does not work for other types' '
 241         R=$(git describe --all --exclude="any_pattern_even_not_matching" test-annotated~1) &&
 242         case "$R" in
 243         *original_branch_A*) echo "fail: Found unknown reference $R with --exclude"
 244                 false;;
 245         *) echo ok: Found some known type;;
 246         esac
 247 '
 248
 249 test_expect_success 'name-rev with exact tags' '
 250         echo A >expect &&
 251         tag_object=$(git rev-parse refs/tags/A) &&
 252         git name-rev --tags --name-only $tag_object >actual &&
 253         test_cmp expect actual &&
 254
 255         echo "A^0" >expect &&
 256         tagged_commit=$(git rev-parse "refs/tags/A^0") &&
 257         git name-rev --tags --name-only $tagged_commit >actual &&
 258         test_cmp expect actual
 259 '
 260
 261 test_expect_success 'name-rev --all' '
 262         >expect.unsorted &&
 263         for rev in $(git rev-list --all)
 264         do
 265                 git name-rev $rev >>expect.unsorted
 266         done &&
 267         sort <expect.unsorted >expect &&
 268         git name-rev --all >actual.unsorted &&
 269         sort <actual.unsorted >actual &&
 270         test_cmp expect actual
 271 '
 272
 273 test_expect_success 'name-rev --stdin' '
 274         >expect.unsorted &&
 275         for rev in $(git rev-list --all)
 276         do
 277                 name=$(git name-rev --name-only $rev) &&
 278                 echo "$rev ($name)" >>expect.unsorted
 279         done &&
 280         sort <expect.unsorted >expect &&
 281         git rev-list --all | git name-rev --stdin >actual.unsorted &&
 282         sort <actual.unsorted >actual &&
 283         test_cmp expect actual
 284 '
 285
 286 test_expect_success 'describe --contains with the exact tags' '
 287         echo "A^0" >expect &&
 288         tag_object=$(git rev-parse refs/tags/A) &&
 289         git describe --contains $tag_object >actual &&
 290         test_cmp expect actual &&
 291
 292         echo "A^0" >expect &&
 293         tagged_commit=$(git rev-parse "refs/tags/A^0") &&
 294         git describe --contains $tagged_commit >actual &&
 295         test_cmp expect actual
 296 '
 297
 298 test_expect_success 'describe --contains and --match' '
 299         echo "A^0" >expect &&
 300         tagged_commit=$(git rev-parse "refs/tags/A^0") &&
 301         test_must_fail git describe --contains --match="B" $tagged_commit &&
 302         git describe --contains --match="B" --match="A" $tagged_commit >actual &&
 303         test_cmp expect actual
 304 '
 305
 306 test_expect_success 'describe --exclude' '
 307         echo "c~1" >expect &&
 308         tagged_commit=$(git rev-parse "refs/tags/A^0") &&
 309         test_must_fail git describe --contains --match="B" $tagged_commit &&
 310         git describe --contains --match="?" --exclude="A" $tagged_commit >actual &&
 311         test_cmp expect actual
 312 '
 313
 314 test_expect_success 'describe --contains and --no-match' '
 315         echo "A^0" >expect &&
 316         tagged_commit=$(git rev-parse "refs/tags/A^0") &&
 317         git describe --contains --match="B" --no-match $tagged_commit >actual &&
 318         test_cmp expect actual
 319 '
 320
 321 test_expect_success 'setup and absorb a submodule' '
 322         test_create_repo sub1 &&
 323         test_commit -C sub1 initial &&
 324         git submodule add ./sub1 &&
 325         git submodule absorbgitdirs &&
 326         git commit -a -m "add submodule" &&
 327         git describe --dirty >expect &&
 328         git describe --broken >out &&
 329         test_cmp expect out
 330 '
 331
 332 test_expect_success 'describe chokes on severely broken submodules' '
 333         mv .git/modules/sub1/ .git/modules/sub_moved &&
 334         test_must_fail git describe --dirty
 335 '
 336
 337 test_expect_success 'describe ignoring a broken submodule' '
 338         git describe --broken >out &&
 339         grep broken out
 340 '
 341
 342 test_expect_success 'describe with --work-tree ignoring a broken submodule' '
 343         (
 344                 cd "$TEST_DIRECTORY" &&
 345                 git --git-dir "$TRASH_DIRECTORY/.git" --work-tree "$TRASH_DIRECTORY" describe --broken >"$TRASH_DIRECTORY/out"
 346         ) &&
 347         test_when_finished "mv .git/modules/sub_moved .git/modules/sub1" &&
 348         grep broken out
 349 '
 350
 351 test_expect_success 'describe a blob at a directly tagged commit' '
 352         echo "make it a unique blob" >file &&
 353         git add file && git commit -m "content in file" &&
 354         git tag -a -m "latest annotated tag" unique-file &&
 355         git describe HEAD:file >actual &&
 356         echo "unique-file:file" >expect &&
 357         test_cmp expect actual
 358 '
 359
 360 test_expect_success 'describe a blob with its first introduction' '
 361         git commit --allow-empty -m "empty commit" &&
 362         git rm file &&
 363         git commit -m "delete blob" &&
 364         git revert HEAD &&
 365         git commit --allow-empty -m "empty commit" &&
 366         git describe HEAD:file >actual &&
 367         echo "unique-file:file" >expect &&
 368         test_cmp expect actual
 369 '
 370
 371 test_expect_success 'describe directly tagged blob' '
 372         git tag test-blob unique-file:file &&
 373         git describe test-blob >actual &&
 374         echo "unique-file:file" >expect &&
 375         # suboptimal: we rather want to see "test-blob"
 376         test_cmp expect actual
 377 '
 378
 379 test_expect_success 'describe tag object' '
 380         git tag test-blob-1 -a -m msg unique-file:file &&
 381         test_must_fail git describe test-blob-1 2>actual &&
 382         test_i18ngrep "fatal: test-blob-1 is neither a commit nor blob" actual
 383 '
 384
 385 test_expect_failure ULIMIT_STACK_SIZE 'name-rev works in a deep repo' '
 386         i=1 &&
 387         while test $i -lt 8000
 388         do
 389                 echo "commit refs/heads/master
 390 committer A U Thor <author@example.com> $((1000000000 + $i * 100)) +0200
 391 data <<EOF
 392 commit #$i
 393 EOF"
 394                 test $i = 1 && echo "from refs/heads/master^0"
 395                 i=$(($i + 1))
 396         done | git fast-import &&
 397         git checkout master &&
 398         git tag far-far-away HEAD^ &&
 399         echo "HEAD~4000 tags/far-far-away~3999" >expect &&
 400         git name-rev HEAD~4000 >actual &&
 401         test_cmp expect actual &&
 402         run_with_limited_stack git name-rev HEAD~4000 >actual &&
 403         test_cmp expect actual
 404 '
 405
 406 test_expect_success ULIMIT_STACK_SIZE 'describe works in a deep repo' '
 407         git tag -f far-far-away HEAD~7999 &&
 408         echo "far-far-away" >expect &&
 409         git describe --tags --abbrev=0 HEAD~4000 >actual &&
 410         test_cmp expect actual &&
 411         run_with_limited_stack git describe --tags --abbrev=0 HEAD~4000 >actual &&
 412         test_cmp expect actual
 413 '
 414
 415 check_describe tags/A --all A
 416 check_describe tags/c --all c
 417 check_describe heads/branch_A --all --match='branch_*' branch_A
 418
 419 test_expect_success 'describe complains about tree object' '
 420         test_must_fail git describe HEAD^{tree}
 421 '
 422
 423 test_expect_success 'describe complains about missing object' '
 424         test_must_fail git describe $ZERO_OID
 425 '
 426
 427 test_expect_success 'name-rev a rev shortly after epoch' '
 428         test_when_finished "git checkout master" &&
 429
 430         git checkout --orphan no-timestamp-underflow &&
 431         # Any date closer to epoch than the CUTOFF_DATE_SLOP constant
 432         # in builtin/name-rev.c.
 433         GIT_COMMITTER_DATE="@1234 +0000" \
 434         git commit -m "committer date shortly after epoch" &&
 435         old_commit_oid=$(git rev-parse HEAD) &&
 436
 437         echo "$old_commit_oid no-timestamp-underflow" >expect &&
 438         git name-rev $old_commit_oid >actual &&
 439         test_cmp expect actual
 440 '
 441
 442 test_done