t/t3200-branch.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2005 Amos Waterland
   4 #
   5
   6 test_description='git branch --foo should not create bogus branch
   7
   8 This test runs git branch --help and checks that the argument is properly
   9 handled.  Specifically, that a bogus branch is not created.
  10 '
  11 . ./test-lib.sh
  12
  13 test_expect_success \
  14     'prepare a trivial repository' \
  15     'echo Hello > A &&
  16      git update-index --add A &&
  17      git commit -m "Initial commit." &&
  18      echo World >> A &&
  19      git update-index --add A &&
  20      git commit -m "Second commit." &&
  21      HEAD=$(git rev-parse --verify HEAD)'
  22
  23 test_expect_success \
  24     'git branch --help should not have created a bogus branch' '
  25      git branch --help </dev/null >/dev/null 2>/dev/null;
  26      ! test -f .git/refs/heads/--help
  27 '
  28
  29 test_expect_success 'branch -h in broken repository' '
  30         mkdir broken &&
  31         (
  32                 cd broken &&
  33                 git init &&
  34                 >.git/refs/heads/master &&
  35                 test_expect_code 129 git branch -h >usage 2>&1
  36         ) &&
  37         grep "[Uu]sage" broken/usage
  38 '
  39
  40 test_expect_success \
  41     'git branch abc should create a branch' \
  42     'git branch abc && test -f .git/refs/heads/abc'
  43
  44 test_expect_success \
  45     'git branch a/b/c should create a branch' \
  46     'git branch a/b/c && test -f .git/refs/heads/a/b/c'
  47
  48 cat >expect <<EOF
  49 0000000000000000000000000000000000000000 $HEAD $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150200 +0000      branch: Created from master
  50 EOF
  51 test_expect_success \
  52     'git branch -l d/e/f should create a branch and a log' \
  53         'GIT_COMMITTER_DATE="2005-05-26 23:30" \
  54      git branch -l d/e/f &&
  55          test -f .git/refs/heads/d/e/f &&
  56          test -f .git/logs/refs/heads/d/e/f &&
  57          test_cmp expect .git/logs/refs/heads/d/e/f'
  58
  59 test_expect_success \
  60     'git branch -d d/e/f should delete a branch and a log' \
  61         'git branch -d d/e/f &&
  62          test ! -f .git/refs/heads/d/e/f &&
  63          test ! -f .git/logs/refs/heads/d/e/f'
  64
  65 test_expect_success \
  66     'git branch j/k should work after branch j has been deleted' \
  67        'git branch j &&
  68         git branch -d j &&
  69         git branch j/k'
  70
  71 test_expect_success \
  72     'git branch l should work after branch l/m has been deleted' \
  73        'git branch l/m &&
  74         git branch -d l/m &&
  75         git branch l'
  76
  77 test_expect_success \
  78     'git branch -m m m/m should work' \
  79        'git branch -l m &&
  80         git branch -m m m/m &&
  81         test -f .git/logs/refs/heads/m/m'
  82
  83 test_expect_success \
  84     'git branch -m n/n n should work' \
  85        'git branch -l n/n &&
  86         git branch -m n/n n
  87         test -f .git/logs/refs/heads/n'
  88
  89 test_expect_success 'git branch -m o/o o should fail when o/p exists' '
  90         git branch o/o &&
  91         git branch o/p &&
  92         test_must_fail git branch -m o/o o
  93 '
  94
  95 test_expect_success 'git branch -m q r/q should fail when r exists' '
  96         git branch q &&
  97         git branch r &&
  98         test_must_fail git branch -m q r/q
  99 '
 100
 101 mv .git/config .git/config-saved
 102
 103 test_expect_success 'git branch -m q q2 without config should succeed' '
 104         git branch -m q q2 &&
 105         git branch -m q2 q
 106 '
 107
 108 mv .git/config-saved .git/config
 109
 110 git config branch.s/s.dummy Hello
 111
 112 test_expect_success \
 113     'git branch -m s/s s should work when s/t is deleted' \
 114        'git branch -l s/s &&
 115         test -f .git/logs/refs/heads/s/s &&
 116         git branch -l s/t &&
 117         test -f .git/logs/refs/heads/s/t &&
 118         git branch -d s/t &&
 119         git branch -m s/s s &&
 120         test -f .git/logs/refs/heads/s'
 121
 122 test_expect_success 'config information was renamed, too' \
 123         "test $(git config branch.s.dummy) = Hello &&
 124          test_must_fail git config branch.s/s/dummy"
 125
 126 test_expect_success 'renaming a symref is not allowed' \
 127 '
 128         git symbolic-ref refs/heads/master2 refs/heads/master &&
 129         test_must_fail git branch -m master2 master3 &&
 130         git symbolic-ref refs/heads/master2 &&
 131         test -f .git/refs/heads/master &&
 132         ! test -f .git/refs/heads/master3
 133 '
 134
 135 test_expect_success SYMLINKS \
 136     'git branch -m u v should fail when the reflog for u is a symlink' '
 137      git branch -l u &&
 138      mv .git/logs/refs/heads/u real-u &&
 139      ln -s real-u .git/logs/refs/heads/u &&
 140      test_must_fail git branch -m u v
 141 '
 142
 143 test_expect_success 'test tracking setup via --track' \
 144     'git config remote.local.url . &&
 145      git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 146      (git show-ref -q refs/remotes/local/master || git fetch local) &&
 147      git branch --track my1 local/master &&
 148      test $(git config branch.my1.remote) = local &&
 149      test $(git config branch.my1.merge) = refs/heads/master'
 150
 151 test_expect_success 'test tracking setup (non-wildcard, matching)' \
 152     'git config remote.local.url . &&
 153      git config remote.local.fetch refs/heads/master:refs/remotes/local/master &&
 154      (git show-ref -q refs/remotes/local/master || git fetch local) &&
 155      git branch --track my4 local/master &&
 156      test $(git config branch.my4.remote) = local &&
 157      test $(git config branch.my4.merge) = refs/heads/master'
 158
 159 test_expect_success 'test tracking setup (non-wildcard, not matching)' \
 160     'git config remote.local.url . &&
 161      git config remote.local.fetch refs/heads/s:refs/remotes/local/s &&
 162      (git show-ref -q refs/remotes/local/master || git fetch local) &&
 163      git branch --track my5 local/master &&
 164      ! test "$(git config branch.my5.remote)" = local &&
 165      ! test "$(git config branch.my5.merge)" = refs/heads/master'
 166
 167 test_expect_success 'test tracking setup via config' \
 168     'git config branch.autosetupmerge true &&
 169      git config remote.local.url . &&
 170      git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 171      (git show-ref -q refs/remotes/local/master || git fetch local) &&
 172      git branch my3 local/master &&
 173      test $(git config branch.my3.remote) = local &&
 174      test $(git config branch.my3.merge) = refs/heads/master'
 175
 176 test_expect_success 'test overriding tracking setup via --no-track' \
 177     'git config branch.autosetupmerge true &&
 178      git config remote.local.url . &&
 179      git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 180      (git show-ref -q refs/remotes/local/master || git fetch local) &&
 181      git branch --no-track my2 local/master &&
 182      git config branch.autosetupmerge false &&
 183      ! test "$(git config branch.my2.remote)" = local &&
 184      ! test "$(git config branch.my2.merge)" = refs/heads/master'
 185
 186 test_expect_success 'no tracking without .fetch entries' \
 187     'git config branch.autosetupmerge true &&
 188      git branch my6 s &&
 189      git config branch.automsetupmerge false &&
 190      test -z "$(git config branch.my6.remote)" &&
 191      test -z "$(git config branch.my6.merge)"'
 192
 193 test_expect_success 'test tracking setup via --track but deeper' \
 194     'git config remote.local.url . &&
 195      git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 196      (git show-ref -q refs/remotes/local/o/o || git fetch local) &&
 197      git branch --track my7 local/o/o &&
 198      test "$(git config branch.my7.remote)" = local &&
 199      test "$(git config branch.my7.merge)" = refs/heads/o/o'
 200
 201 test_expect_success 'test deleting branch deletes branch config' \
 202     'git branch -d my7 &&
 203      test -z "$(git config branch.my7.remote)" &&
 204      test -z "$(git config branch.my7.merge)"'
 205
 206 test_expect_success C_LOCALE_OUTPUT 'test deleting branch without config' \
 207     'git branch my7 s &&
 208      sha1=$(git rev-parse my7 | cut -c 1-7) &&
 209      test "$(git branch -d my7 2>&1)" = "Deleted branch my7 (was $sha1)."'
 210
 211 test_expect_success 'test --track without .fetch entries' \
 212     'git branch --track my8 &&
 213      test "$(git config branch.my8.remote)" &&
 214      test "$(git config branch.my8.merge)"'
 215
 216 test_expect_success \
 217     'branch from non-branch HEAD w/autosetupmerge=always' \
 218     'git config branch.autosetupmerge always &&
 219      git branch my9 HEAD^ &&
 220      git config branch.autosetupmerge false'
 221
 222 test_expect_success \
 223     'branch from non-branch HEAD w/--track causes failure' \
 224     'test_must_fail git branch --track my10 HEAD^'
 225
 226 test_expect_success \
 227     'branch from tag w/--track causes failure' \
 228     'git tag foobar &&
 229      test_must_fail git branch --track my11 foobar'
 230
 231 # Keep this test last, as it changes the current branch
 232 cat >expect <<EOF
 233 0000000000000000000000000000000000000000 $HEAD $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150200 +0000      branch: Created from master
 234 EOF
 235 test_expect_success \
 236     'git checkout -b g/h/i -l should create a branch and a log' \
 237         'GIT_COMMITTER_DATE="2005-05-26 23:30" \
 238      git checkout -b g/h/i -l master &&
 239          test -f .git/refs/heads/g/h/i &&
 240          test -f .git/logs/refs/heads/g/h/i &&
 241          test_cmp expect .git/logs/refs/heads/g/h/i'
 242
 243 test_expect_success 'checkout -b makes reflog by default' '
 244         git checkout master &&
 245         git config --unset core.logAllRefUpdates &&
 246         git checkout -b alpha &&
 247         git rev-parse --verify alpha@{0}
 248 '
 249
 250 test_expect_success 'checkout -b does not make reflog when core.logAllRefUpdates = false' '
 251         git checkout master &&
 252         git config core.logAllRefUpdates false &&
 253         git checkout -b beta &&
 254         test_must_fail git rev-parse --verify beta@{0}
 255 '
 256
 257 test_expect_success 'checkout -b with -l makes reflog when core.logAllRefUpdates = false' '
 258         git checkout master &&
 259         git checkout -lb gamma &&
 260         git config --unset core.logAllRefUpdates &&
 261         git rev-parse --verify gamma@{0}
 262 '
 263
 264 test_expect_success 'avoid ambiguous track' '
 265         git config branch.autosetupmerge true &&
 266         git config remote.ambi1.url lalala &&
 267         git config remote.ambi1.fetch refs/heads/lalala:refs/heads/master &&
 268         git config remote.ambi2.url lilili &&
 269         git config remote.ambi2.fetch refs/heads/lilili:refs/heads/master &&
 270         git branch all1 master &&
 271         test -z "$(git config branch.all1.merge)"
 272 '
 273
 274 test_expect_success 'autosetuprebase local on a tracked local branch' '
 275         git config remote.local.url . &&
 276         git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 277         git config branch.autosetuprebase local &&
 278         (git show-ref -q refs/remotes/local/o || git fetch local) &&
 279         git branch mybase &&
 280         git branch --track myr1 mybase &&
 281         test "$(git config branch.myr1.remote)" = . &&
 282         test "$(git config branch.myr1.merge)" = refs/heads/mybase &&
 283         test "$(git config branch.myr1.rebase)" = true
 284 '
 285
 286 test_expect_success 'autosetuprebase always on a tracked local branch' '
 287         git config remote.local.url . &&
 288         git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 289         git config branch.autosetuprebase always &&
 290         (git show-ref -q refs/remotes/local/o || git fetch local) &&
 291         git branch mybase2 &&
 292         git branch --track myr2 mybase &&
 293         test "$(git config branch.myr2.remote)" = . &&
 294         test "$(git config branch.myr2.merge)" = refs/heads/mybase &&
 295         test "$(git config branch.myr2.rebase)" = true
 296 '
 297
 298 test_expect_success 'autosetuprebase remote on a tracked local branch' '
 299         git config remote.local.url . &&
 300         git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 301         git config branch.autosetuprebase remote &&
 302         (git show-ref -q refs/remotes/local/o || git fetch local) &&
 303         git branch mybase3 &&
 304         git branch --track myr3 mybase2 &&
 305         test "$(git config branch.myr3.remote)" = . &&
 306         test "$(git config branch.myr3.merge)" = refs/heads/mybase2 &&
 307         ! test "$(git config branch.myr3.rebase)" = true
 308 '
 309
 310 test_expect_success 'autosetuprebase never on a tracked local branch' '
 311         git config remote.local.url . &&
 312         git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 313         git config branch.autosetuprebase never &&
 314         (git show-ref -q refs/remotes/local/o || git fetch local) &&
 315         git branch mybase4 &&
 316         git branch --track myr4 mybase2 &&
 317         test "$(git config branch.myr4.remote)" = . &&
 318         test "$(git config branch.myr4.merge)" = refs/heads/mybase2 &&
 319         ! test "$(git config branch.myr4.rebase)" = true
 320 '
 321
 322 test_expect_success 'autosetuprebase local on a tracked remote branch' '
 323         git config remote.local.url . &&
 324         git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 325         git config branch.autosetuprebase local &&
 326         (git show-ref -q refs/remotes/local/master || git fetch local) &&
 327         git branch --track myr5 local/master &&
 328         test "$(git config branch.myr5.remote)" = local &&
 329         test "$(git config branch.myr5.merge)" = refs/heads/master &&
 330         ! test "$(git config branch.myr5.rebase)" = true
 331 '
 332
 333 test_expect_success 'autosetuprebase never on a tracked remote branch' '
 334         git config remote.local.url . &&
 335         git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 336         git config branch.autosetuprebase never &&
 337         (git show-ref -q refs/remotes/local/master || git fetch local) &&
 338         git branch --track myr6 local/master &&
 339         test "$(git config branch.myr6.remote)" = local &&
 340         test "$(git config branch.myr6.merge)" = refs/heads/master &&
 341         ! test "$(git config branch.myr6.rebase)" = true
 342 '
 343
 344 test_expect_success 'autosetuprebase remote on a tracked remote branch' '
 345         git config remote.local.url . &&
 346         git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 347         git config branch.autosetuprebase remote &&
 348         (git show-ref -q refs/remotes/local/master || git fetch local) &&
 349         git branch --track myr7 local/master &&
 350         test "$(git config branch.myr7.remote)" = local &&
 351         test "$(git config branch.myr7.merge)" = refs/heads/master &&
 352         test "$(git config branch.myr7.rebase)" = true
 353 '
 354
 355 test_expect_success 'autosetuprebase always on a tracked remote branch' '
 356         git config remote.local.url . &&
 357         git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 358         git config branch.autosetuprebase remote &&
 359         (git show-ref -q refs/remotes/local/master || git fetch local) &&
 360         git branch --track myr8 local/master &&
 361         test "$(git config branch.myr8.remote)" = local &&
 362         test "$(git config branch.myr8.merge)" = refs/heads/master &&
 363         test "$(git config branch.myr8.rebase)" = true
 364 '
 365
 366 test_expect_success 'autosetuprebase unconfigured on a tracked remote branch' '
 367         git config --unset branch.autosetuprebase &&
 368         git config remote.local.url . &&
 369         git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 370         (git show-ref -q refs/remotes/local/master || git fetch local) &&
 371         git branch --track myr9 local/master &&
 372         test "$(git config branch.myr9.remote)" = local &&
 373         test "$(git config branch.myr9.merge)" = refs/heads/master &&
 374         test "z$(git config branch.myr9.rebase)" = z
 375 '
 376
 377 test_expect_success 'autosetuprebase unconfigured on a tracked local branch' '
 378         git config remote.local.url . &&
 379         git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 380         (git show-ref -q refs/remotes/local/o || git fetch local) &&
 381         git branch mybase10 &&
 382         git branch --track myr10 mybase2 &&
 383         test "$(git config branch.myr10.remote)" = . &&
 384         test "$(git config branch.myr10.merge)" = refs/heads/mybase2 &&
 385         test "z$(git config branch.myr10.rebase)" = z
 386 '
 387
 388 test_expect_success 'autosetuprebase unconfigured on untracked local branch' '
 389         git config remote.local.url . &&
 390         git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 391         (git show-ref -q refs/remotes/local/master || git fetch local) &&
 392         git branch --no-track myr11 mybase2 &&
 393         test "z$(git config branch.myr11.remote)" = z &&
 394         test "z$(git config branch.myr11.merge)" = z &&
 395         test "z$(git config branch.myr11.rebase)" = z
 396 '
 397
 398 test_expect_success 'autosetuprebase unconfigured on untracked remote branch' '
 399         git config remote.local.url . &&
 400         git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 401         (git show-ref -q refs/remotes/local/master || git fetch local) &&
 402         git branch --no-track myr12 local/master &&
 403         test "z$(git config branch.myr12.remote)" = z &&
 404         test "z$(git config branch.myr12.merge)" = z &&
 405         test "z$(git config branch.myr12.rebase)" = z
 406 '
 407
 408 test_expect_success 'autosetuprebase never on an untracked local branch' '
 409         git config branch.autosetuprebase never &&
 410         git config remote.local.url . &&
 411         git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 412         (git show-ref -q refs/remotes/local/master || git fetch local) &&
 413         git branch --no-track myr13 mybase2 &&
 414         test "z$(git config branch.myr13.remote)" = z &&
 415         test "z$(git config branch.myr13.merge)" = z &&
 416         test "z$(git config branch.myr13.rebase)" = z
 417 '
 418
 419 test_expect_success 'autosetuprebase local on an untracked local branch' '
 420         git config branch.autosetuprebase local &&
 421         git config remote.local.url . &&
 422         git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 423         (git show-ref -q refs/remotes/local/master || git fetch local) &&
 424         git branch --no-track myr14 mybase2 &&
 425         test "z$(git config branch.myr14.remote)" = z &&
 426         test "z$(git config branch.myr14.merge)" = z &&
 427         test "z$(git config branch.myr14.rebase)" = z
 428 '
 429
 430 test_expect_success 'autosetuprebase remote on an untracked local branch' '
 431         git config branch.autosetuprebase remote &&
 432         git config remote.local.url . &&
 433         git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 434         (git show-ref -q refs/remotes/local/master || git fetch local) &&
 435         git branch --no-track myr15 mybase2 &&
 436         test "z$(git config branch.myr15.remote)" = z &&
 437         test "z$(git config branch.myr15.merge)" = z &&
 438         test "z$(git config branch.myr15.rebase)" = z
 439 '
 440
 441 test_expect_success 'autosetuprebase always on an untracked local branch' '
 442         git config branch.autosetuprebase always &&
 443         git config remote.local.url . &&
 444         git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 445         (git show-ref -q refs/remotes/local/master || git fetch local) &&
 446         git branch --no-track myr16 mybase2 &&
 447         test "z$(git config branch.myr16.remote)" = z &&
 448         test "z$(git config branch.myr16.merge)" = z &&
 449         test "z$(git config branch.myr16.rebase)" = z
 450 '
 451
 452 test_expect_success 'autosetuprebase never on an untracked remote branch' '
 453         git config branch.autosetuprebase never &&
 454         git config remote.local.url . &&
 455         git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 456         (git show-ref -q refs/remotes/local/master || git fetch local) &&
 457         git branch --no-track myr17 local/master &&
 458         test "z$(git config branch.myr17.remote)" = z &&
 459         test "z$(git config branch.myr17.merge)" = z &&
 460         test "z$(git config branch.myr17.rebase)" = z
 461 '
 462
 463 test_expect_success 'autosetuprebase local on an untracked remote branch' '
 464         git config branch.autosetuprebase local &&
 465         git config remote.local.url . &&
 466         git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 467         (git show-ref -q refs/remotes/local/master || git fetch local) &&
 468         git branch --no-track myr18 local/master &&
 469         test "z$(git config branch.myr18.remote)" = z &&
 470         test "z$(git config branch.myr18.merge)" = z &&
 471         test "z$(git config branch.myr18.rebase)" = z
 472 '
 473
 474 test_expect_success 'autosetuprebase remote on an untracked remote branch' '
 475         git config branch.autosetuprebase remote &&
 476         git config remote.local.url . &&
 477         git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 478         (git show-ref -q refs/remotes/local/master || git fetch local) &&
 479         git branch --no-track myr19 local/master &&
 480         test "z$(git config branch.myr19.remote)" = z &&
 481         test "z$(git config branch.myr19.merge)" = z &&
 482         test "z$(git config branch.myr19.rebase)" = z
 483 '
 484
 485 test_expect_success 'autosetuprebase always on an untracked remote branch' '
 486         git config branch.autosetuprebase always &&
 487         git config remote.local.url . &&
 488         git config remote.local.fetch refs/heads/*:refs/remotes/local/* &&
 489         (git show-ref -q refs/remotes/local/master || git fetch local) &&
 490         git branch --no-track myr20 local/master &&
 491         test "z$(git config branch.myr20.remote)" = z &&
 492         test "z$(git config branch.myr20.merge)" = z &&
 493         test "z$(git config branch.myr20.rebase)" = z
 494 '
 495
 496 test_expect_success 'autosetuprebase always on detached HEAD' '
 497         git config branch.autosetupmerge always &&
 498         test_when_finished git checkout master &&
 499         git checkout HEAD^0 &&
 500         git branch my11 &&
 501         test -z "$(git config branch.my11.remote)" &&
 502         test -z "$(git config branch.my11.merge)"
 503 '
 504
 505 test_expect_success 'detect misconfigured autosetuprebase (bad value)' '
 506         git config branch.autosetuprebase garbage &&
 507         test_must_fail git branch
 508 '
 509
 510 test_expect_success 'detect misconfigured autosetuprebase (no value)' '
 511         git config --unset branch.autosetuprebase &&
 512         echo "[branch] autosetuprebase" >> .git/config &&
 513         test_must_fail git branch &&
 514         git config --unset branch.autosetuprebase
 515 '
 516
 517 test_expect_success 'attempt to delete a branch without base and unmerged to HEAD' '
 518         git checkout my9 &&
 519         git config --unset branch.my8.merge &&
 520         test_must_fail git branch -d my8
 521 '
 522
 523 test_expect_success 'attempt to delete a branch merged to its base' '
 524         # we are on my9 which is the initial commit; traditionally
 525         # we would not have allowed deleting my8 that is not merged
 526         # to my9, but it is set to track master that already has my8
 527         git config branch.my8.merge refs/heads/master &&
 528         git branch -d my8
 529 '
 530
 531 test_expect_success 'attempt to delete a branch merged to its base' '
 532         git checkout master &&
 533         echo Third >>A &&
 534         git commit -m "Third commit" A &&
 535         git branch -t my10 my9 &&
 536         git branch -f my10 HEAD^ &&
 537         # we are on master which is at the third commit, and my10
 538         # is behind us, so traditionally we would have allowed deleting
 539         # it; but my10 is set to track my9 that is further behind.
 540         test_must_fail git branch -d my10
 541 '
 542
 543 test_done