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 : >err.expect
 125 check_describe A --all A^0
 126 test_expect_success 'no warning was displayed for A' '
 127         test_cmp err.expect err.actual
 128 '
 129
 130 test_expect_success 'rename tag A to Q locally' '
 131         mv .git/refs/tags/A .git/refs/tags/Q
 132 '
 133 cat - >err.expect <<EOF
 134 warning: tag 'A' is really 'Q' here
 135 EOF
 136 check_describe A-* HEAD
 137 test_expect_success 'warning was displayed for Q' '
 138         test_i18ncmp err.expect err.actual
 139 '
 140 test_expect_success 'rename tag Q back to A' '
 141         mv .git/refs/tags/Q .git/refs/tags/A
 142 '
 143
 144 test_expect_success 'pack tag refs' 'git pack-refs'
 145 check_describe A-* HEAD
 146
 147 check_describe "A-*[0-9a-f]" --dirty
 148
 149 test_expect_success 'set-up dirty work tree' '
 150         echo >>file
 151 '
 152
 153 check_describe "A-*[0-9a-f]-dirty" --dirty
 154
 155 check_describe "A-*[0-9a-f].mod" --dirty=.mod
 156
 157 test_expect_success 'describe --dirty HEAD' '
 158         test_must_fail git describe --dirty HEAD
 159 '
 160
 161 test_expect_success 'set-up matching pattern tests' '
 162         git tag -a -m test-annotated test-annotated &&
 163         echo >>file &&
 164         test_tick &&
 165         git commit -a -m "one more" &&
 166         git tag test1-lightweight &&
 167         echo >>file &&
 168         test_tick &&
 169         git commit -a -m "yet another" &&
 170         git tag test2-lightweight &&
 171         echo >>file &&
 172         test_tick &&
 173         git commit -a -m "even more"
 174
 175 '
 176
 177 check_describe "test-annotated-*" --match="test-*"
 178
 179 check_describe "test1-lightweight-*" --tags --match="test1-*"
 180
 181 check_describe "test2-lightweight-*" --tags --match="test2-*"
 182
 183 check_describe "test2-lightweight-*" --long --tags --match="test2-*" HEAD^
 184
 185 check_describe "test2-lightweight-*" --long --tags --match="test1-*" --match="test2-*" HEAD^
 186
 187 check_describe "test2-lightweight-*" --long --tags --match="test1-*" --no-match --match="test2-*" HEAD^
 188
 189 check_describe "test1-lightweight-*" --long --tags --match="test1-*" --match="test3-*" HEAD
 190
 191 check_describe "test1-lightweight-*" --long --tags --match="test3-*" --match="test1-*" HEAD
 192
 193 test_expect_success 'set-up branches' '
 194         git branch branch_A A &&
 195         git branch branch_C c &&
 196         git update-ref refs/remotes/origin/remote_branch_A "A^{commit}" &&
 197         git update-ref refs/remotes/origin/remote_branch_C "c^{commit}" &&
 198         git update-ref refs/original/original_branch_A test-annotated~2
 199 '
 200
 201 check_describe "heads/branch_A*" --all --match="branch_*" --exclude="branch_C" HEAD
 202
 203 check_describe "remotes/origin/remote_branch_A*" --all --match="origin/remote_branch_*" --exclude="origin/remote_branch_C" HEAD
 204
 205 check_describe "original/original_branch_A*" --all test-annotated~1
 206
 207 test_expect_success '--match does not work for other types' '
 208         test_must_fail git describe --all --match="*original_branch_*" test-annotated~1
 209 '
 210
 211 test_expect_success '--exclude does not work for other types' '
 212         R=$(git describe --all --exclude="any_pattern_even_not_matching" test-annotated~1) &&
 213         case "$R" in
 214         *original_branch_A*) echo "fail: Found unknown reference $R with --exclude"
 215                 false;;
 216         *) echo ok: Found some known type;;
 217         esac
 218 '
 219
 220 test_expect_success 'name-rev with exact tags' '
 221         echo A >expect &&
 222         tag_object=$(git rev-parse refs/tags/A) &&
 223         git name-rev --tags --name-only $tag_object >actual &&
 224         test_cmp expect actual &&
 225
 226         echo "A^0" >expect &&
 227         tagged_commit=$(git rev-parse "refs/tags/A^0") &&
 228         git name-rev --tags --name-only $tagged_commit >actual &&
 229         test_cmp expect actual
 230 '
 231
 232 test_expect_success 'name-rev --all' '
 233         >expect.unsorted &&
 234         for rev in $(git rev-list --all)
 235         do
 236                 git name-rev $rev >>expect.unsorted
 237         done &&
 238         sort <expect.unsorted >expect &&
 239         git name-rev --all >actual.unsorted &&
 240         sort <actual.unsorted >actual &&
 241         test_cmp expect actual
 242 '
 243
 244 test_expect_success 'name-rev --stdin' '
 245         >expect.unsorted &&
 246         for rev in $(git rev-list --all)
 247         do
 248                 name=$(git name-rev --name-only $rev) &&
 249                 echo "$rev ($name)" >>expect.unsorted
 250         done &&
 251         sort <expect.unsorted >expect &&
 252         git rev-list --all | git name-rev --stdin >actual.unsorted &&
 253         sort <actual.unsorted >actual &&
 254         test_cmp expect actual
 255 '
 256
 257 test_expect_success 'describe --contains with the exact tags' '
 258         echo "A^0" >expect &&
 259         tag_object=$(git rev-parse refs/tags/A) &&
 260         git describe --contains $tag_object >actual &&
 261         test_cmp expect actual &&
 262
 263         echo "A^0" >expect &&
 264         tagged_commit=$(git rev-parse "refs/tags/A^0") &&
 265         git describe --contains $tagged_commit >actual &&
 266         test_cmp expect actual
 267 '
 268
 269 test_expect_success 'describe --contains and --match' '
 270         echo "A^0" >expect &&
 271         tagged_commit=$(git rev-parse "refs/tags/A^0") &&
 272         test_must_fail git describe --contains --match="B" $tagged_commit &&
 273         git describe --contains --match="B" --match="A" $tagged_commit >actual &&
 274         test_cmp expect actual
 275 '
 276
 277 test_expect_success 'describe --exclude' '
 278         echo "c~1" >expect &&
 279         tagged_commit=$(git rev-parse "refs/tags/A^0") &&
 280         test_must_fail git describe --contains --match="B" $tagged_commit &&
 281         git describe --contains --match="?" --exclude="A" $tagged_commit >actual &&
 282         test_cmp expect actual
 283 '
 284
 285 test_expect_success 'describe --contains and --no-match' '
 286         echo "A^0" >expect &&
 287         tagged_commit=$(git rev-parse "refs/tags/A^0") &&
 288         git describe --contains --match="B" --no-match $tagged_commit >actual &&
 289         test_cmp expect actual
 290 '
 291
 292 test_expect_success 'setup and absorb a submodule' '
 293         test_create_repo sub1 &&
 294         test_commit -C sub1 initial &&
 295         git submodule add ./sub1 &&
 296         git submodule absorbgitdirs &&
 297         git commit -a -m "add submodule" &&
 298         git describe --dirty >expect &&
 299         git describe --broken >out &&
 300         test_cmp expect out
 301 '
 302
 303 test_expect_success 'describe chokes on severely broken submodules' '
 304         mv .git/modules/sub1/ .git/modules/sub_moved &&
 305         test_must_fail git describe --dirty
 306 '
 307 test_expect_success 'describe ignoring a broken submodule' '
 308         git describe --broken >out &&
 309         test_when_finished "mv .git/modules/sub_moved .git/modules/sub1" &&
 310         grep broken out
 311 '
 312
 313 test_expect_success 'describe a blob at a directly tagged commit' '
 314         echo "make it a unique blob" >file &&
 315         git add file && git commit -m "content in file" &&
 316         git tag -a -m "latest annotated tag" unique-file &&
 317         git describe HEAD:file >actual &&
 318         echo "unique-file:file" >expect &&
 319         test_cmp expect actual
 320 '
 321
 322 test_expect_success 'describe a blob with its first introduction' '
 323         git commit --allow-empty -m "empty commit" &&
 324         git rm file &&
 325         git commit -m "delete blob" &&
 326         git revert HEAD &&
 327         git commit --allow-empty -m "empty commit" &&
 328         git describe HEAD:file >actual &&
 329         echo "unique-file:file" >expect &&
 330         test_cmp expect actual
 331 '
 332
 333 test_expect_success 'describe directly tagged blob' '
 334         git tag test-blob unique-file:file &&
 335         git describe test-blob >actual &&
 336         echo "unique-file:file" >expect &&
 337         # suboptimal: we rather want to see "test-blob"
 338         test_cmp expect actual
 339 '
 340
 341 test_expect_success 'describe tag object' '
 342         git tag test-blob-1 -a -m msg unique-file:file &&
 343         test_must_fail git describe test-blob-1 2>actual &&
 344         test_i18ngrep "fatal: test-blob-1 is neither a commit nor blob" actual
 345 '
 346
 347 test_expect_failure ULIMIT_STACK_SIZE 'name-rev works in a deep repo' '
 348         i=1 &&
 349         while test $i -lt 8000
 350         do
 351                 echo "commit refs/heads/master
 352 committer A U Thor <author@example.com> $((1000000000 + $i * 100)) +0200
 353 data <<EOF
 354 commit #$i
 355 EOF"
 356                 test $i = 1 && echo "from refs/heads/master^0"
 357                 i=$(($i + 1))
 358         done | git fast-import &&
 359         git checkout master &&
 360         git tag far-far-away HEAD^ &&
 361         echo "HEAD~4000 tags/far-far-away~3999" >expect &&
 362         git name-rev HEAD~4000 >actual &&
 363         test_cmp expect actual &&
 364         run_with_limited_stack git name-rev HEAD~4000 >actual &&
 365         test_cmp expect actual
 366 '
 367
 368 test_expect_success ULIMIT_STACK_SIZE 'describe works in a deep repo' '
 369         git tag -f far-far-away HEAD~7999 &&
 370         echo "far-far-away" >expect &&
 371         git describe --tags --abbrev=0 HEAD~4000 >actual &&
 372         test_cmp expect actual &&
 373         run_with_limited_stack git describe --tags --abbrev=0 HEAD~4000 >actual &&
 374         test_cmp expect actual
 375 '
 376
 377 test_done