t/t5516-fetch-push.sh

   1 #!/bin/sh
   2
   3 test_description='Basic fetch/push functionality.
   4
   5 This test checks the following functionality:
   6
   7 * command-line syntax
   8 * refspecs
   9 * fast-forward detection, and overriding it
  10 * configuration
  11 * hooks
  12 * --porcelain output format
  13 * hiderefs
  14 * reflogs
  15 '
  16
  17 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
  18 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
  19
  20 . ./test-lib.sh
  21
  22 D=$(pwd)
  23
  24 mk_empty () {
  25         repo_name="$1"
  26         rm -fr "$repo_name" &&
  27         mkdir "$repo_name" &&
  28         (
  29                 cd "$repo_name" &&
  30                 git init &&
  31                 git config receive.denyCurrentBranch warn &&
  32                 mv .git/hooks .git/hooks-disabled
  33         )
  34 }
  35
  36 mk_test () {
  37         repo_name="$1"
  38         shift
  39
  40         mk_empty "$repo_name" &&
  41         (
  42                 for ref in "$@"
  43                 do
  44                         git push "$repo_name" $the_first_commit:refs/$ref ||
  45                         exit
  46                 done &&
  47                 cd "$repo_name" &&
  48                 for ref in "$@"
  49                 do
  50                         echo "$the_first_commit" >expect &&
  51                         git show-ref -s --verify refs/$ref >actual &&
  52                         test_cmp expect actual ||
  53                         exit
  54                 done &&
  55                 git fsck --full
  56         )
  57 }
  58
  59 mk_test_with_hooks() {
  60         repo_name=$1
  61         mk_test "$@" &&
  62         (
  63                 cd "$repo_name" &&
  64                 mkdir .git/hooks &&
  65                 cd .git/hooks &&
  66
  67                 cat >pre-receive <<-'EOF' &&
  68                 #!/bin/sh
  69                 cat - >>pre-receive.actual
  70                 EOF
  71
  72                 cat >update <<-'EOF' &&
  73                 #!/bin/sh
  74                 printf "%s %s %s\n" "$@" >>update.actual
  75                 EOF
  76
  77                 cat >post-receive <<-'EOF' &&
  78                 #!/bin/sh
  79                 cat - >>post-receive.actual
  80                 EOF
  81
  82                 cat >post-update <<-'EOF' &&
  83                 #!/bin/sh
  84                 for ref in "$@"
  85                 do
  86                         printf "%s\n" "$ref" >>post-update.actual
  87                 done
  88                 EOF
  89
  90                 chmod +x pre-receive update post-receive post-update
  91         )
  92 }
  93
  94 mk_child() {
  95         rm -rf "$2" &&
  96         git clone "$1" "$2"
  97 }
  98
  99 check_push_result () {
 100         test $# -ge 3 ||
 101         BUG "check_push_result requires at least 3 parameters"
 102
 103         repo_name="$1"
 104         shift
 105
 106         (
 107                 cd "$repo_name" &&
 108                 echo "$1" >expect &&
 109                 shift &&
 110                 for ref in "$@"
 111                 do
 112                         git show-ref -s --verify refs/$ref >actual &&
 113                         test_cmp expect actual ||
 114                         exit
 115                 done &&
 116                 git fsck --full
 117         )
 118 }
 119
 120 test_expect_success setup '
 121
 122         >path1 &&
 123         git add path1 &&
 124         test_tick &&
 125         git commit -a -m repo &&
 126         the_first_commit=$(git show-ref -s --verify refs/heads/main) &&
 127
 128         >path2 &&
 129         git add path2 &&
 130         test_tick &&
 131         git commit -a -m second &&
 132         the_commit=$(git show-ref -s --verify refs/heads/main)
 133
 134 '
 135
 136 test_expect_success 'fetch without wildcard' '
 137         mk_empty testrepo &&
 138         (
 139                 cd testrepo &&
 140                 git fetch .. refs/heads/main:refs/remotes/origin/main &&
 141
 142                 echo "$the_commit commit        refs/remotes/origin/main" >expect &&
 143                 git for-each-ref refs/remotes/origin >actual &&
 144                 test_cmp expect actual
 145         )
 146 '
 147
 148 test_expect_success 'fetch with wildcard' '
 149         mk_empty testrepo &&
 150         (
 151                 cd testrepo &&
 152                 git config remote.up.url .. &&
 153                 git config remote.up.fetch "refs/heads/*:refs/remotes/origin/*" &&
 154                 git fetch up &&
 155
 156                 echo "$the_commit commit        refs/remotes/origin/main" >expect &&
 157                 git for-each-ref refs/remotes/origin >actual &&
 158                 test_cmp expect actual
 159         )
 160 '
 161
 162 test_expect_success 'fetch with insteadOf' '
 163         mk_empty testrepo &&
 164         (
 165                 TRASH=$(pwd)/ &&
 166                 cd testrepo &&
 167                 git config "url.$TRASH.insteadOf" trash/ &&
 168                 git config remote.up.url trash/. &&
 169                 git config remote.up.fetch "refs/heads/*:refs/remotes/origin/*" &&
 170                 git fetch up &&
 171
 172                 echo "$the_commit commit        refs/remotes/origin/main" >expect &&
 173                 git for-each-ref refs/remotes/origin >actual &&
 174                 test_cmp expect actual
 175         )
 176 '
 177
 178 test_expect_success 'fetch with pushInsteadOf (should not rewrite)' '
 179         mk_empty testrepo &&
 180         (
 181                 TRASH=$(pwd)/ &&
 182                 cd testrepo &&
 183                 git config "url.trash/.pushInsteadOf" "$TRASH" &&
 184                 git config remote.up.url "$TRASH." &&
 185                 git config remote.up.fetch "refs/heads/*:refs/remotes/origin/*" &&
 186                 git fetch up &&
 187
 188                 echo "$the_commit commit        refs/remotes/origin/main" >expect &&
 189                 git for-each-ref refs/remotes/origin >actual &&
 190                 test_cmp expect actual
 191         )
 192 '
 193
 194 grep_wrote () {
 195         object_count=$1
 196         file_name=$2
 197         grep 'write_pack_file/wrote.*"value":"'$1'"' $2
 198 }
 199
 200 test_expect_success 'push with negotiation' '
 201         # Without negotiation
 202         mk_empty testrepo &&
 203         git push testrepo $the_first_commit:refs/remotes/origin/first_commit &&
 204         git -C testrepo config receive.hideRefs refs/remotes/origin/first_commit &&
 205         echo now pushing without negotiation &&
 206         GIT_TRACE2_EVENT="$(pwd)/event" git -c protocol.version=2 push testrepo refs/heads/main:refs/remotes/origin/main &&
 207         grep_wrote 5 event && # 2 commits, 2 trees, 1 blob
 208
 209         # Same commands, but with negotiation
 210         rm event &&
 211         mk_empty testrepo &&
 212         git push testrepo $the_first_commit:refs/remotes/origin/first_commit &&
 213         git -C testrepo config receive.hideRefs refs/remotes/origin/first_commit &&
 214         GIT_TRACE2_EVENT="$(pwd)/event" git -c protocol.version=2 -c push.negotiate=1 push testrepo refs/heads/main:refs/remotes/origin/main &&
 215         grep_wrote 2 event # 1 commit, 1 tree
 216 '
 217
 218 test_expect_success 'push with negotiation proceeds anyway even if negotiation fails' '
 219         rm event &&
 220         mk_empty testrepo &&
 221         git push testrepo $the_first_commit:refs/remotes/origin/first_commit &&
 222         git -C testrepo config receive.hideRefs refs/remotes/origin/first_commit &&
 223         GIT_TEST_PROTOCOL_VERSION=0 GIT_TRACE2_EVENT="$(pwd)/event" \
 224                 git -c push.negotiate=1 push testrepo refs/heads/main:refs/remotes/origin/main 2>err &&
 225         grep_wrote 5 event && # 2 commits, 2 trees, 1 blob
 226         test_i18ngrep "push negotiation failed" err
 227 '
 228
 229 test_expect_success 'push without wildcard' '
 230         mk_empty testrepo &&
 231
 232         git push testrepo refs/heads/main:refs/remotes/origin/main &&
 233         (
 234                 cd testrepo &&
 235                 echo "$the_commit commit        refs/remotes/origin/main" >expect &&
 236                 git for-each-ref refs/remotes/origin >actual &&
 237                 test_cmp expect actual
 238         )
 239 '
 240
 241 test_expect_success 'push with wildcard' '
 242         mk_empty testrepo &&
 243
 244         git push testrepo "refs/heads/*:refs/remotes/origin/*" &&
 245         (
 246                 cd testrepo &&
 247                 echo "$the_commit commit        refs/remotes/origin/main" >expect &&
 248                 git for-each-ref refs/remotes/origin >actual &&
 249                 test_cmp expect actual
 250         )
 251 '
 252
 253 test_expect_success 'push with insteadOf' '
 254         mk_empty testrepo &&
 255         TRASH="$(pwd)/" &&
 256         test_config "url.$TRASH.insteadOf" trash/ &&
 257         git push trash/testrepo refs/heads/main:refs/remotes/origin/main &&
 258         (
 259                 cd testrepo &&
 260                 echo "$the_commit commit        refs/remotes/origin/main" >expect &&
 261                 git for-each-ref refs/remotes/origin >actual &&
 262                 test_cmp expect actual
 263         )
 264 '
 265
 266 test_expect_success 'push with pushInsteadOf' '
 267         mk_empty testrepo &&
 268         TRASH="$(pwd)/" &&
 269         test_config "url.$TRASH.pushInsteadOf" trash/ &&
 270         git push trash/testrepo refs/heads/main:refs/remotes/origin/main &&
 271         (
 272                 cd testrepo &&
 273                 echo "$the_commit commit        refs/remotes/origin/main" >expect &&
 274                 git for-each-ref refs/remotes/origin >actual &&
 275                 test_cmp expect actual
 276         )
 277 '
 278
 279 test_expect_success 'push with pushInsteadOf and explicit pushurl (pushInsteadOf should not rewrite)' '
 280         mk_empty testrepo &&
 281         test_config "url.trash2/.pushInsteadOf" testrepo/ &&
 282         test_config "url.trash3/.pushInsteadOf" trash/wrong &&
 283         test_config remote.r.url trash/wrong &&
 284         test_config remote.r.pushurl "testrepo/" &&
 285         git push r refs/heads/main:refs/remotes/origin/main &&
 286         (
 287                 cd testrepo &&
 288                 echo "$the_commit commit        refs/remotes/origin/main" >expect &&
 289                 git for-each-ref refs/remotes/origin >actual &&
 290                 test_cmp expect actual
 291         )
 292 '
 293
 294 test_expect_success 'push with matching heads' '
 295
 296         mk_test testrepo heads/main &&
 297         git push testrepo : &&
 298         check_push_result testrepo $the_commit heads/main
 299
 300 '
 301
 302 test_expect_success 'push with matching heads on the command line' '
 303
 304         mk_test testrepo heads/main &&
 305         git push testrepo : &&
 306         check_push_result testrepo $the_commit heads/main
 307
 308 '
 309
 310 test_expect_success 'failed (non-fast-forward) push with matching heads' '
 311
 312         mk_test testrepo heads/main &&
 313         git push testrepo : &&
 314         git commit --amend -massaged &&
 315         test_must_fail git push testrepo &&
 316         check_push_result testrepo $the_commit heads/main &&
 317         git reset --hard $the_commit
 318
 319 '
 320
 321 test_expect_success 'push --force with matching heads' '
 322
 323         mk_test testrepo heads/main &&
 324         git push testrepo : &&
 325         git commit --amend -massaged &&
 326         git push --force testrepo : &&
 327         ! check_push_result testrepo $the_commit heads/main &&
 328         git reset --hard $the_commit
 329
 330 '
 331
 332 test_expect_success 'push with matching heads and forced update' '
 333
 334         mk_test testrepo heads/main &&
 335         git push testrepo : &&
 336         git commit --amend -massaged &&
 337         git push testrepo +: &&
 338         ! check_push_result testrepo $the_commit heads/main &&
 339         git reset --hard $the_commit
 340
 341 '
 342
 343 test_expect_success 'push with no ambiguity (1)' '
 344
 345         mk_test testrepo heads/main &&
 346         git push testrepo main:main &&
 347         check_push_result testrepo $the_commit heads/main
 348
 349 '
 350
 351 test_expect_success 'push with no ambiguity (2)' '
 352
 353         mk_test testrepo remotes/origin/main &&
 354         git push testrepo main:origin/main &&
 355         check_push_result testrepo $the_commit remotes/origin/main
 356
 357 '
 358
 359 test_expect_success 'push with colon-less refspec, no ambiguity' '
 360
 361         mk_test testrepo heads/main heads/t/main &&
 362         git branch -f t/main main &&
 363         git push testrepo main &&
 364         check_push_result testrepo $the_commit heads/main &&
 365         check_push_result testrepo $the_first_commit heads/t/main
 366
 367 '
 368
 369 test_expect_success 'push with weak ambiguity (1)' '
 370
 371         mk_test testrepo heads/main remotes/origin/main &&
 372         git push testrepo main:main &&
 373         check_push_result testrepo $the_commit heads/main &&
 374         check_push_result testrepo $the_first_commit remotes/origin/main
 375
 376 '
 377
 378 test_expect_success 'push with weak ambiguity (2)' '
 379
 380         mk_test testrepo heads/main remotes/origin/main remotes/another/main &&
 381         git push testrepo main:main &&
 382         check_push_result testrepo $the_commit heads/main &&
 383         check_push_result testrepo $the_first_commit remotes/origin/main remotes/another/main
 384
 385 '
 386
 387 test_expect_success 'push with ambiguity' '
 388
 389         mk_test testrepo heads/frotz tags/frotz &&
 390         test_must_fail git push testrepo main:frotz &&
 391         check_push_result testrepo $the_first_commit heads/frotz tags/frotz
 392
 393 '
 394
 395 test_expect_success 'push with colon-less refspec (1)' '
 396
 397         mk_test testrepo heads/frotz tags/frotz &&
 398         git branch -f frotz main &&
 399         git push testrepo frotz &&
 400         check_push_result testrepo $the_commit heads/frotz &&
 401         check_push_result testrepo $the_first_commit tags/frotz
 402
 403 '
 404
 405 test_expect_success 'push with colon-less refspec (2)' '
 406
 407         mk_test testrepo heads/frotz tags/frotz &&
 408         if git show-ref --verify -q refs/heads/frotz
 409         then
 410                 git branch -D frotz
 411         fi &&
 412         git tag -f frotz &&
 413         git push -f testrepo frotz &&
 414         check_push_result testrepo $the_commit tags/frotz &&
 415         check_push_result testrepo $the_first_commit heads/frotz
 416
 417 '
 418
 419 test_expect_success 'push with colon-less refspec (3)' '
 420
 421         mk_test testrepo &&
 422         if git show-ref --verify -q refs/tags/frotz
 423         then
 424                 git tag -d frotz
 425         fi &&
 426         git branch -f frotz main &&
 427         git push testrepo frotz &&
 428         check_push_result testrepo $the_commit heads/frotz &&
 429         test 1 = $( cd testrepo && git show-ref | wc -l )
 430 '
 431
 432 test_expect_success 'push with colon-less refspec (4)' '
 433
 434         mk_test testrepo &&
 435         if git show-ref --verify -q refs/heads/frotz
 436         then
 437                 git branch -D frotz
 438         fi &&
 439         git tag -f frotz &&
 440         git push testrepo frotz &&
 441         check_push_result testrepo $the_commit tags/frotz &&
 442         test 1 = $( cd testrepo && git show-ref | wc -l )
 443
 444 '
 445
 446 test_expect_success 'push head with non-existent, incomplete dest' '
 447
 448         mk_test testrepo &&
 449         git push testrepo main:branch &&
 450         check_push_result testrepo $the_commit heads/branch
 451
 452 '
 453
 454 test_expect_success 'push tag with non-existent, incomplete dest' '
 455
 456         mk_test testrepo &&
 457         git tag -f v1.0 &&
 458         git push testrepo v1.0:tag &&
 459         check_push_result testrepo $the_commit tags/tag
 460
 461 '
 462
 463 test_expect_success 'push sha1 with non-existent, incomplete dest' '
 464
 465         mk_test testrepo &&
 466         test_must_fail git push testrepo $(git rev-parse main):foo
 467
 468 '
 469
 470 test_expect_success 'push ref expression with non-existent, incomplete dest' '
 471
 472         mk_test testrepo &&
 473         test_must_fail git push testrepo main^:branch
 474
 475 '
 476
 477 for head in HEAD @
 478 do
 479
 480         test_expect_success "push with $head" '
 481                 mk_test testrepo heads/main &&
 482                 git checkout main &&
 483                 git push testrepo $head &&
 484                 check_push_result testrepo $the_commit heads/main
 485         '
 486
 487         test_expect_success "push with $head nonexisting at remote" '
 488                 mk_test testrepo heads/main &&
 489                 git checkout -b local main &&
 490                 test_when_finished "git checkout main; git branch -D local" &&
 491                 git push testrepo $head &&
 492                 check_push_result testrepo $the_commit heads/local
 493         '
 494
 495         test_expect_success "push with +$head" '
 496                 mk_test testrepo heads/main &&
 497                 git checkout -b local main &&
 498                 test_when_finished "git checkout main; git branch -D local" &&
 499                 git push testrepo main local &&
 500                 check_push_result testrepo $the_commit heads/main &&
 501                 check_push_result testrepo $the_commit heads/local &&
 502
 503                 # Without force rewinding should fail
 504                 git reset --hard $head^ &&
 505                 test_must_fail git push testrepo $head &&
 506                 check_push_result testrepo $the_commit heads/local &&
 507
 508                 # With force rewinding should succeed
 509                 git push testrepo +$head &&
 510                 check_push_result testrepo $the_first_commit heads/local
 511         '
 512
 513         test_expect_success "push $head with non-existent, incomplete dest" '
 514                 mk_test testrepo &&
 515                 git checkout main &&
 516                 git push testrepo $head:branch &&
 517                 check_push_result testrepo $the_commit heads/branch
 518
 519         '
 520
 521         test_expect_success "push with config remote.*.push = $head" '
 522                 mk_test testrepo heads/local &&
 523                 git checkout main &&
 524                 git branch -f local $the_commit &&
 525                 test_when_finished "git branch -D local" &&
 526                 (
 527                         cd testrepo &&
 528                         git checkout local &&
 529                         git reset --hard $the_first_commit
 530                 ) &&
 531                 test_config remote.there.url testrepo &&
 532                 test_config remote.there.push $head &&
 533                 test_config branch.main.remote there &&
 534                 git push &&
 535                 check_push_result testrepo $the_commit heads/main &&
 536                 check_push_result testrepo $the_first_commit heads/local
 537         '
 538
 539 done
 540
 541 test_expect_success 'push with remote.pushdefault' '
 542         mk_test up_repo heads/main &&
 543         mk_test down_repo heads/main &&
 544         test_config remote.up.url up_repo &&
 545         test_config remote.down.url down_repo &&
 546         test_config branch.main.remote up &&
 547         test_config remote.pushdefault down &&
 548         test_config push.default matching &&
 549         git push &&
 550         check_push_result up_repo $the_first_commit heads/main &&
 551         check_push_result down_repo $the_commit heads/main
 552 '
 553
 554 test_expect_success 'push with config remote.*.pushurl' '
 555
 556         mk_test testrepo heads/main &&
 557         git checkout main &&
 558         test_config remote.there.url test2repo &&
 559         test_config remote.there.pushurl testrepo &&
 560         git push there : &&
 561         check_push_result testrepo $the_commit heads/main
 562 '
 563
 564 test_expect_success 'push with config branch.*.pushremote' '
 565         mk_test up_repo heads/main &&
 566         mk_test side_repo heads/main &&
 567         mk_test down_repo heads/main &&
 568         test_config remote.up.url up_repo &&
 569         test_config remote.pushdefault side_repo &&
 570         test_config remote.down.url down_repo &&
 571         test_config branch.main.remote up &&
 572         test_config branch.main.pushremote down &&
 573         test_config push.default matching &&
 574         git push &&
 575         check_push_result up_repo $the_first_commit heads/main &&
 576         check_push_result side_repo $the_first_commit heads/main &&
 577         check_push_result down_repo $the_commit heads/main
 578 '
 579
 580 test_expect_success 'branch.*.pushremote config order is irrelevant' '
 581         mk_test one_repo heads/main &&
 582         mk_test two_repo heads/main &&
 583         test_config remote.one.url one_repo &&
 584         test_config remote.two.url two_repo &&
 585         test_config branch.main.pushremote two_repo &&
 586         test_config remote.pushdefault one_repo &&
 587         test_config push.default matching &&
 588         git push &&
 589         check_push_result one_repo $the_first_commit heads/main &&
 590         check_push_result two_repo $the_commit heads/main
 591 '
 592
 593 test_expect_success 'push with dry-run' '
 594
 595         mk_test testrepo heads/main &&
 596         old_commit=$(git -C testrepo show-ref -s --verify refs/heads/main) &&
 597         git push --dry-run testrepo : &&
 598         check_push_result testrepo $old_commit heads/main
 599 '
 600
 601 test_expect_success 'push updates local refs' '
 602
 603         mk_test testrepo heads/main &&
 604         mk_child testrepo child &&
 605         (
 606                 cd child &&
 607                 git pull .. main &&
 608                 git push &&
 609                 test $(git rev-parse main) = \
 610                         $(git rev-parse remotes/origin/main)
 611         )
 612
 613 '
 614
 615 test_expect_success 'push updates up-to-date local refs' '
 616
 617         mk_test testrepo heads/main &&
 618         mk_child testrepo child1 &&
 619         mk_child testrepo child2 &&
 620         (cd child1 && git pull .. main && git push) &&
 621         (
 622                 cd child2 &&
 623                 git pull ../child1 main &&
 624                 git push &&
 625                 test $(git rev-parse main) = \
 626                         $(git rev-parse remotes/origin/main)
 627         )
 628
 629 '
 630
 631 test_expect_success 'push preserves up-to-date packed refs' '
 632
 633         mk_test testrepo heads/main &&
 634         mk_child testrepo child &&
 635         (
 636                 cd child &&
 637                 git push &&
 638                 ! test -f .git/refs/remotes/origin/main
 639         )
 640
 641 '
 642
 643 test_expect_success 'push does not update local refs on failure' '
 644
 645         mk_test testrepo heads/main &&
 646         mk_child testrepo child &&
 647         mkdir testrepo/.git/hooks &&
 648         echo "#!/no/frobnication/today" >testrepo/.git/hooks/pre-receive &&
 649         chmod +x testrepo/.git/hooks/pre-receive &&
 650         (
 651                 cd child &&
 652                 git pull .. main &&
 653                 test_must_fail git push &&
 654                 test $(git rev-parse main) != \
 655                         $(git rev-parse remotes/origin/main)
 656         )
 657
 658 '
 659
 660 test_expect_success 'allow deleting an invalid remote ref' '
 661
 662         mk_test testrepo heads/main &&
 663         rm -f testrepo/.git/objects/??/* &&
 664         git push testrepo :refs/heads/main &&
 665         (cd testrepo && test_must_fail git rev-parse --verify refs/heads/main)
 666
 667 '
 668
 669 test_expect_success 'pushing valid refs triggers post-receive and post-update hooks' '
 670         mk_test_with_hooks testrepo heads/main heads/next &&
 671         orgmain=$(cd testrepo && git show-ref -s --verify refs/heads/main) &&
 672         newmain=$(git show-ref -s --verify refs/heads/main) &&
 673         orgnext=$(cd testrepo && git show-ref -s --verify refs/heads/next) &&
 674         newnext=$ZERO_OID &&
 675         git push testrepo refs/heads/main:refs/heads/main :refs/heads/next &&
 676         (
 677                 cd testrepo/.git &&
 678                 cat >pre-receive.expect <<-EOF &&
 679                 $orgmain $newmain refs/heads/main
 680                 $orgnext $newnext refs/heads/next
 681                 EOF
 682
 683                 cat >update.expect <<-EOF &&
 684                 refs/heads/main $orgmain $newmain
 685                 refs/heads/next $orgnext $newnext
 686                 EOF
 687
 688                 cat >post-receive.expect <<-EOF &&
 689                 $orgmain $newmain refs/heads/main
 690                 $orgnext $newnext refs/heads/next
 691                 EOF
 692
 693                 cat >post-update.expect <<-EOF &&
 694                 refs/heads/main
 695                 refs/heads/next
 696                 EOF
 697
 698                 test_cmp pre-receive.expect pre-receive.actual &&
 699                 test_cmp update.expect update.actual &&
 700                 test_cmp post-receive.expect post-receive.actual &&
 701                 test_cmp post-update.expect post-update.actual
 702         )
 703 '
 704
 705 test_expect_success 'deleting dangling ref triggers hooks with correct args' '
 706         mk_test_with_hooks testrepo heads/main &&
 707         rm -f testrepo/.git/objects/??/* &&
 708         git push testrepo :refs/heads/main &&
 709         (
 710                 cd testrepo/.git &&
 711                 cat >pre-receive.expect <<-EOF &&
 712                 $ZERO_OID $ZERO_OID refs/heads/main
 713                 EOF
 714
 715                 cat >update.expect <<-EOF &&
 716                 refs/heads/main $ZERO_OID $ZERO_OID
 717                 EOF
 718
 719                 cat >post-receive.expect <<-EOF &&
 720                 $ZERO_OID $ZERO_OID refs/heads/main
 721                 EOF
 722
 723                 cat >post-update.expect <<-EOF &&
 724                 refs/heads/main
 725                 EOF
 726
 727                 test_cmp pre-receive.expect pre-receive.actual &&
 728                 test_cmp update.expect update.actual &&
 729                 test_cmp post-receive.expect post-receive.actual &&
 730                 test_cmp post-update.expect post-update.actual
 731         )
 732 '
 733
 734 test_expect_success 'deletion of a non-existent ref is not fed to post-receive and post-update hooks' '
 735         mk_test_with_hooks testrepo heads/main &&
 736         orgmain=$(cd testrepo && git show-ref -s --verify refs/heads/main) &&
 737         newmain=$(git show-ref -s --verify refs/heads/main) &&
 738         git push testrepo main :refs/heads/nonexistent &&
 739         (
 740                 cd testrepo/.git &&
 741                 cat >pre-receive.expect <<-EOF &&
 742                 $orgmain $newmain refs/heads/main
 743                 $ZERO_OID $ZERO_OID refs/heads/nonexistent
 744                 EOF
 745
 746                 cat >update.expect <<-EOF &&
 747                 refs/heads/main $orgmain $newmain
 748                 refs/heads/nonexistent $ZERO_OID $ZERO_OID
 749                 EOF
 750
 751                 cat >post-receive.expect <<-EOF &&
 752                 $orgmain $newmain refs/heads/main
 753                 EOF
 754
 755                 cat >post-update.expect <<-EOF &&
 756                 refs/heads/main
 757                 EOF
 758
 759                 test_cmp pre-receive.expect pre-receive.actual &&
 760                 test_cmp update.expect update.actual &&
 761                 test_cmp post-receive.expect post-receive.actual &&
 762                 test_cmp post-update.expect post-update.actual
 763         )
 764 '
 765
 766 test_expect_success 'deletion of a non-existent ref alone does trigger post-receive and post-update hooks' '
 767         mk_test_with_hooks testrepo heads/main &&
 768         git push testrepo :refs/heads/nonexistent &&
 769         (
 770                 cd testrepo/.git &&
 771                 cat >pre-receive.expect <<-EOF &&
 772                 $ZERO_OID $ZERO_OID refs/heads/nonexistent
 773                 EOF
 774
 775                 cat >update.expect <<-EOF &&
 776                 refs/heads/nonexistent $ZERO_OID $ZERO_OID
 777                 EOF
 778
 779                 test_cmp pre-receive.expect pre-receive.actual &&
 780                 test_cmp update.expect update.actual &&
 781                 test_path_is_missing post-receive.actual &&
 782                 test_path_is_missing post-update.actual
 783         )
 784 '
 785
 786 test_expect_success 'mixed ref updates, deletes, invalid deletes trigger hooks with correct input' '
 787         mk_test_with_hooks testrepo heads/main heads/next heads/seen &&
 788         orgmain=$(cd testrepo && git show-ref -s --verify refs/heads/main) &&
 789         newmain=$(git show-ref -s --verify refs/heads/main) &&
 790         orgnext=$(cd testrepo && git show-ref -s --verify refs/heads/next) &&
 791         newnext=$ZERO_OID &&
 792         orgseen=$(cd testrepo && git show-ref -s --verify refs/heads/seen) &&
 793         newseen=$(git show-ref -s --verify refs/heads/main) &&
 794         git push testrepo refs/heads/main:refs/heads/main \
 795             refs/heads/main:refs/heads/seen :refs/heads/next \
 796             :refs/heads/nonexistent &&
 797         (
 798                 cd testrepo/.git &&
 799                 cat >pre-receive.expect <<-EOF &&
 800                 $orgmain $newmain refs/heads/main
 801                 $orgnext $newnext refs/heads/next
 802                 $orgseen $newseen refs/heads/seen
 803                 $ZERO_OID $ZERO_OID refs/heads/nonexistent
 804                 EOF
 805
 806                 cat >update.expect <<-EOF &&
 807                 refs/heads/main $orgmain $newmain
 808                 refs/heads/next $orgnext $newnext
 809                 refs/heads/seen $orgseen $newseen
 810                 refs/heads/nonexistent $ZERO_OID $ZERO_OID
 811                 EOF
 812
 813                 cat >post-receive.expect <<-EOF &&
 814                 $orgmain $newmain refs/heads/main
 815                 $orgnext $newnext refs/heads/next
 816                 $orgseen $newseen refs/heads/seen
 817                 EOF
 818
 819                 cat >post-update.expect <<-EOF &&
 820                 refs/heads/main
 821                 refs/heads/next
 822                 refs/heads/seen
 823                 EOF
 824
 825                 test_cmp pre-receive.expect pre-receive.actual &&
 826                 test_cmp update.expect update.actual &&
 827                 test_cmp post-receive.expect post-receive.actual &&
 828                 test_cmp post-update.expect post-update.actual
 829         )
 830 '
 831
 832 test_expect_success 'allow deleting a ref using --delete' '
 833         mk_test testrepo heads/main &&
 834         (cd testrepo && git config receive.denyDeleteCurrent warn) &&
 835         git push testrepo --delete main &&
 836         (cd testrepo && test_must_fail git rev-parse --verify refs/heads/main)
 837 '
 838
 839 test_expect_success 'allow deleting a tag using --delete' '
 840         mk_test testrepo heads/main &&
 841         git tag -a -m dummy_message deltag heads/main &&
 842         git push testrepo --tags &&
 843         (cd testrepo && git rev-parse --verify -q refs/tags/deltag) &&
 844         git push testrepo --delete tag deltag &&
 845         (cd testrepo && test_must_fail git rev-parse --verify refs/tags/deltag)
 846 '
 847
 848 test_expect_success 'push --delete without args aborts' '
 849         mk_test testrepo heads/main &&
 850         test_must_fail git push testrepo --delete
 851 '
 852
 853 test_expect_success 'push --delete refuses src:dest refspecs' '
 854         mk_test testrepo heads/main &&
 855         test_must_fail git push testrepo --delete main:foo
 856 '
 857
 858 test_expect_success 'push --delete refuses empty string' '
 859         mk_test testrepo heads/master &&
 860         test_must_fail git push testrepo --delete ""
 861 '
 862
 863 test_expect_success 'warn on push to HEAD of non-bare repository' '
 864         mk_test testrepo heads/main &&
 865         (
 866                 cd testrepo &&
 867                 git checkout main &&
 868                 git config receive.denyCurrentBranch warn
 869         ) &&
 870         git push testrepo main 2>stderr &&
 871         grep "warning: updating the current branch" stderr
 872 '
 873
 874 test_expect_success 'deny push to HEAD of non-bare repository' '
 875         mk_test testrepo heads/main &&
 876         (
 877                 cd testrepo &&
 878                 git checkout main &&
 879                 git config receive.denyCurrentBranch true
 880         ) &&
 881         test_must_fail git push testrepo main
 882 '
 883
 884 test_expect_success 'allow push to HEAD of bare repository (bare)' '
 885         mk_test testrepo heads/main &&
 886         (
 887                 cd testrepo &&
 888                 git checkout main &&
 889                 git config receive.denyCurrentBranch true &&
 890                 git config core.bare true
 891         ) &&
 892         git push testrepo main 2>stderr &&
 893         ! grep "warning: updating the current branch" stderr
 894 '
 895
 896 test_expect_success 'allow push to HEAD of non-bare repository (config)' '
 897         mk_test testrepo heads/main &&
 898         (
 899                 cd testrepo &&
 900                 git checkout main &&
 901                 git config receive.denyCurrentBranch false
 902         ) &&
 903         git push testrepo main 2>stderr &&
 904         ! grep "warning: updating the current branch" stderr
 905 '
 906
 907 test_expect_success 'fetch with branches' '
 908         mk_empty testrepo &&
 909         git branch second $the_first_commit &&
 910         git checkout second &&
 911         echo ".." > testrepo/.git/branches/branch1 &&
 912         (
 913                 cd testrepo &&
 914                 git fetch branch1 &&
 915                 echo "$the_commit commit        refs/heads/branch1" >expect &&
 916                 git for-each-ref refs/heads >actual &&
 917                 test_cmp expect actual
 918         ) &&
 919         git checkout main
 920 '
 921
 922 test_expect_success 'fetch with branches containing #' '
 923         mk_empty testrepo &&
 924         echo "..#second" > testrepo/.git/branches/branch2 &&
 925         (
 926                 cd testrepo &&
 927                 git fetch branch2 &&
 928                 echo "$the_first_commit commit  refs/heads/branch2" >expect &&
 929                 git for-each-ref refs/heads >actual &&
 930                 test_cmp expect actual
 931         ) &&
 932         git checkout main
 933 '
 934
 935 test_expect_success 'push with branches' '
 936         mk_empty testrepo &&
 937         git checkout second &&
 938         echo "testrepo" > .git/branches/branch1 &&
 939         git push branch1 &&
 940         (
 941                 cd testrepo &&
 942                 echo "$the_first_commit commit  refs/heads/main" >expect &&
 943                 git for-each-ref refs/heads >actual &&
 944                 test_cmp expect actual
 945         )
 946 '
 947
 948 test_expect_success 'push with branches containing #' '
 949         mk_empty testrepo &&
 950         echo "testrepo#branch3" > .git/branches/branch2 &&
 951         git push branch2 &&
 952         (
 953                 cd testrepo &&
 954                 echo "$the_first_commit commit  refs/heads/branch3" >expect &&
 955                 git for-each-ref refs/heads >actual &&
 956                 test_cmp expect actual
 957         ) &&
 958         git checkout main
 959 '
 960
 961 test_expect_success 'push into aliased refs (consistent)' '
 962         mk_test testrepo heads/main &&
 963         mk_child testrepo child1 &&
 964         mk_child testrepo child2 &&
 965         (
 966                 cd child1 &&
 967                 git branch foo &&
 968                 git symbolic-ref refs/heads/bar refs/heads/foo &&
 969                 git config receive.denyCurrentBranch false
 970         ) &&
 971         (
 972                 cd child2 &&
 973                 >path2 &&
 974                 git add path2 &&
 975                 test_tick &&
 976                 git commit -a -m child2 &&
 977                 git branch foo &&
 978                 git branch bar &&
 979                 git push ../child1 foo bar
 980         )
 981 '
 982
 983 test_expect_success 'push into aliased refs (inconsistent)' '
 984         mk_test testrepo heads/main &&
 985         mk_child testrepo child1 &&
 986         mk_child testrepo child2 &&
 987         (
 988                 cd child1 &&
 989                 git branch foo &&
 990                 git symbolic-ref refs/heads/bar refs/heads/foo &&
 991                 git config receive.denyCurrentBranch false
 992         ) &&
 993         (
 994                 cd child2 &&
 995                 >path2 &&
 996                 git add path2 &&
 997                 test_tick &&
 998                 git commit -a -m child2 &&
 999                 git branch foo &&
1000                 >path3 &&
1001                 git add path3 &&
1002                 test_tick &&
1003                 git commit -a -m child2 &&
1004                 git branch bar &&
1005                 test_must_fail git push ../child1 foo bar 2>stderr &&
1006                 grep "refusing inconsistent update" stderr
1007         )
1008 '
1009
1010 test_force_push_tag () {
1011         tag_type_description=$1
1012         tag_args=$2
1013
1014         test_expect_success "force pushing required to update $tag_type_description" "
1015                 mk_test testrepo heads/main &&
1016                 mk_child testrepo child1 &&
1017                 mk_child testrepo child2 &&
1018                 (
1019                         cd child1 &&
1020                         git tag testTag &&
1021                         git push ../child2 testTag &&
1022                         >file1 &&
1023                         git add file1 &&
1024                         git commit -m 'file1' &&
1025                         git tag $tag_args testTag &&
1026                         test_must_fail git push ../child2 testTag &&
1027                         git push --force ../child2 testTag &&
1028                         git tag $tag_args testTag HEAD~ &&
1029                         test_must_fail git push ../child2 testTag &&
1030                         git push --force ../child2 testTag &&
1031
1032                         # Clobbering without + in refspec needs --force
1033                         git tag -f testTag &&
1034                         test_must_fail git push ../child2 'refs/tags/*:refs/tags/*' &&
1035                         git push --force ../child2 'refs/tags/*:refs/tags/*' &&
1036
1037                         # Clobbering with + in refspec does not need --force
1038                         git tag -f testTag HEAD~ &&
1039                         git push ../child2 '+refs/tags/*:refs/tags/*' &&
1040
1041                         # Clobbering with --no-force still obeys + in refspec
1042                         git tag -f testTag &&
1043                         git push --no-force ../child2 '+refs/tags/*:refs/tags/*' &&
1044
1045                         # Clobbering with/without --force and 'tag <name>' format
1046                         git tag -f testTag HEAD~ &&
1047                         test_must_fail git push ../child2 tag testTag &&
1048                         git push --force ../child2 tag testTag
1049                 )
1050         "
1051 }
1052
1053 test_force_push_tag "lightweight tag" "-f"
1054 test_force_push_tag "annotated tag" "-f -a -m'tag message'"
1055
1056 test_force_fetch_tag () {
1057         tag_type_description=$1
1058         tag_args=$2
1059
1060         test_expect_success "fetch will not clobber an existing $tag_type_description without --force" "
1061                 mk_test testrepo heads/main &&
1062                 mk_child testrepo child1 &&
1063                 mk_child testrepo child2 &&
1064                 (
1065                         cd testrepo &&
1066                         git tag testTag &&
1067                         git -C ../child1 fetch origin tag testTag &&
1068                         >file1 &&
1069                         git add file1 &&
1070                         git commit -m 'file1' &&
1071                         git tag $tag_args testTag &&
1072                         test_must_fail git -C ../child1 fetch origin tag testTag &&
1073                         git -C ../child1 fetch origin '+refs/tags/*:refs/tags/*'
1074                 )
1075         "
1076 }
1077
1078 test_force_fetch_tag "lightweight tag" "-f"
1079 test_force_fetch_tag "annotated tag" "-f -a -m'tag message'"
1080
1081 test_expect_success 'push --porcelain' '
1082         mk_empty testrepo &&
1083         echo >.git/foo  "To testrepo" &&
1084         echo >>.git/foo "*      refs/heads/main:refs/remotes/origin/main        [new reference]"  &&
1085         echo >>.git/foo "Done" &&
1086         git push >.git/bar --porcelain  testrepo refs/heads/main:refs/remotes/origin/main &&
1087         (
1088                 cd testrepo &&
1089                 echo "$the_commit commit        refs/remotes/origin/main" >expect &&
1090                 git for-each-ref refs/remotes/origin >actual &&
1091                 test_cmp expect actual
1092         ) &&
1093         test_cmp .git/foo .git/bar
1094 '
1095
1096 test_expect_success 'push --porcelain bad url' '
1097         mk_empty testrepo &&
1098         test_must_fail git push >.git/bar --porcelain asdfasdfasd refs/heads/main:refs/remotes/origin/main &&
1099         ! grep -q Done .git/bar
1100 '
1101
1102 test_expect_success 'push --porcelain rejected' '
1103         mk_empty testrepo &&
1104         git push testrepo refs/heads/main:refs/remotes/origin/main &&
1105         (cd testrepo &&
1106                 git reset --hard origin/main^ &&
1107                 git config receive.denyCurrentBranch true) &&
1108
1109         echo >.git/foo  "To testrepo"  &&
1110         echo >>.git/foo "!      refs/heads/main:refs/heads/main [remote rejected] (branch is currently checked out)" &&
1111         echo >>.git/foo "Done" &&
1112
1113         test_must_fail git push >.git/bar --porcelain  testrepo refs/heads/main:refs/heads/main &&
1114         test_cmp .git/foo .git/bar
1115 '
1116
1117 test_expect_success 'push --porcelain --dry-run rejected' '
1118         mk_empty testrepo &&
1119         git push testrepo refs/heads/main:refs/remotes/origin/main &&
1120         (cd testrepo &&
1121                 git reset --hard origin/main &&
1122                 git config receive.denyCurrentBranch true) &&
1123
1124         echo >.git/foo  "To testrepo"  &&
1125         echo >>.git/foo "!      refs/heads/main^:refs/heads/main        [rejected] (non-fast-forward)" &&
1126         echo >>.git/foo "Done" &&
1127
1128         test_must_fail git push >.git/bar --porcelain  --dry-run testrepo refs/heads/main^:refs/heads/main &&
1129         test_cmp .git/foo .git/bar
1130 '
1131
1132 test_expect_success 'push --prune' '
1133         mk_test testrepo heads/main heads/second heads/foo heads/bar &&
1134         git push --prune testrepo : &&
1135         check_push_result testrepo $the_commit heads/main &&
1136         check_push_result testrepo $the_first_commit heads/second &&
1137         ! check_push_result testrepo $the_first_commit heads/foo heads/bar
1138 '
1139
1140 test_expect_success 'push --prune refspec' '
1141         mk_test testrepo tmp/main tmp/second tmp/foo tmp/bar &&
1142         git push --prune testrepo "refs/heads/*:refs/tmp/*" &&
1143         check_push_result testrepo $the_commit tmp/main &&
1144         check_push_result testrepo $the_first_commit tmp/second &&
1145         ! check_push_result testrepo $the_first_commit tmp/foo tmp/bar
1146 '
1147
1148 for configsection in transfer receive
1149 do
1150         test_expect_success "push to update a ref hidden by $configsection.hiderefs" '
1151                 mk_test testrepo heads/main hidden/one hidden/two hidden/three &&
1152                 (
1153                         cd testrepo &&
1154                         git config $configsection.hiderefs refs/hidden
1155                 ) &&
1156
1157                 # push to unhidden ref succeeds normally
1158                 git push testrepo main:refs/heads/main &&
1159                 check_push_result testrepo $the_commit heads/main &&
1160
1161                 # push to update a hidden ref should fail
1162                 test_must_fail git push testrepo main:refs/hidden/one &&
1163                 check_push_result testrepo $the_first_commit hidden/one &&
1164
1165                 # push to delete a hidden ref should fail
1166                 test_must_fail git push testrepo :refs/hidden/two &&
1167                 check_push_result testrepo $the_first_commit hidden/two &&
1168
1169                 # idempotent push to update a hidden ref should fail
1170                 test_must_fail git push testrepo $the_first_commit:refs/hidden/three &&
1171                 check_push_result testrepo $the_first_commit hidden/three
1172         '
1173 done
1174
1175 test_expect_success 'fetch exact SHA1' '
1176         mk_test testrepo heads/main hidden/one &&
1177         git push testrepo main:refs/hidden/one &&
1178         (
1179                 cd testrepo &&
1180                 git config transfer.hiderefs refs/hidden
1181         ) &&
1182         check_push_result testrepo $the_commit hidden/one &&
1183
1184         mk_child testrepo child &&
1185         (
1186                 cd child &&
1187
1188                 # make sure $the_commit does not exist here
1189                 git repack -a -d &&
1190                 git prune &&
1191                 test_must_fail git cat-file -t $the_commit &&
1192
1193                 # Some protocol versions (e.g. 2) support fetching
1194                 # unadvertised objects, so restrict this test to v0.
1195
1196                 # fetching the hidden object should fail by default
1197                 test_must_fail env GIT_TEST_PROTOCOL_VERSION=0 \
1198                         git fetch -v ../testrepo $the_commit:refs/heads/copy 2>err &&
1199                 test_i18ngrep "Server does not allow request for unadvertised object" err &&
1200                 test_must_fail git rev-parse --verify refs/heads/copy &&
1201
1202                 # the server side can allow it to succeed
1203                 (
1204                         cd ../testrepo &&
1205                         git config uploadpack.allowtipsha1inwant true
1206                 ) &&
1207
1208                 git fetch -v ../testrepo $the_commit:refs/heads/copy main:refs/heads/extra &&
1209                 cat >expect <<-EOF &&
1210                 $the_commit
1211                 $the_first_commit
1212                 EOF
1213                 {
1214                         git rev-parse --verify refs/heads/copy &&
1215                         git rev-parse --verify refs/heads/extra
1216                 } >actual &&
1217                 test_cmp expect actual
1218         )
1219 '
1220
1221 test_expect_success 'fetch exact SHA1 in protocol v2' '
1222         mk_test testrepo heads/main hidden/one &&
1223         git push testrepo main:refs/hidden/one &&
1224         git -C testrepo config transfer.hiderefs refs/hidden &&
1225         check_push_result testrepo $the_commit hidden/one &&
1226
1227         mk_child testrepo child &&
1228         git -C child config protocol.version 2 &&
1229
1230         # make sure $the_commit does not exist here
1231         git -C child repack -a -d &&
1232         git -C child prune &&
1233         test_must_fail git -C child cat-file -t $the_commit &&
1234
1235         # fetching the hidden object succeeds by default
1236         # NEEDSWORK: should this match the v0 behavior instead?
1237         git -C child fetch -v ../testrepo $the_commit:refs/heads/copy
1238 '
1239
1240 for configallowtipsha1inwant in true false
1241 do
1242         test_expect_success "shallow fetch reachable SHA1 (but not a ref), allowtipsha1inwant=$configallowtipsha1inwant" '
1243                 mk_empty testrepo &&
1244                 (
1245                         cd testrepo &&
1246                         git config uploadpack.allowtipsha1inwant $configallowtipsha1inwant &&
1247                         git commit --allow-empty -m foo &&
1248                         git commit --allow-empty -m bar
1249                 ) &&
1250                 SHA1=$(git --git-dir=testrepo/.git rev-parse HEAD^) &&
1251                 mk_empty shallow &&
1252                 (
1253                         cd shallow &&
1254                         # Some protocol versions (e.g. 2) support fetching
1255                         # unadvertised objects, so restrict this test to v0.
1256                         test_must_fail env GIT_TEST_PROTOCOL_VERSION=0 \
1257                                 git fetch --depth=1 ../testrepo/.git $SHA1 &&
1258                         git --git-dir=../testrepo/.git config uploadpack.allowreachablesha1inwant true &&
1259                         git fetch --depth=1 ../testrepo/.git $SHA1 &&
1260                         git cat-file commit $SHA1
1261                 )
1262         '
1263
1264         test_expect_success "deny fetch unreachable SHA1, allowtipsha1inwant=$configallowtipsha1inwant" '
1265                 mk_empty testrepo &&
1266                 (
1267                         cd testrepo &&
1268                         git config uploadpack.allowtipsha1inwant $configallowtipsha1inwant &&
1269                         git commit --allow-empty -m foo &&
1270                         git commit --allow-empty -m bar &&
1271                         git commit --allow-empty -m xyz
1272                 ) &&
1273                 SHA1_1=$(git --git-dir=testrepo/.git rev-parse HEAD^^) &&
1274                 SHA1_2=$(git --git-dir=testrepo/.git rev-parse HEAD^) &&
1275                 SHA1_3=$(git --git-dir=testrepo/.git rev-parse HEAD) &&
1276                 (
1277                         cd testrepo &&
1278                         git reset --hard $SHA1_2 &&
1279                         git cat-file commit $SHA1_1 &&
1280                         git cat-file commit $SHA1_3
1281                 ) &&
1282                 mk_empty shallow &&
1283                 (
1284                         cd shallow &&
1285                         # Some protocol versions (e.g. 2) support fetching
1286                         # unadvertised objects, so restrict this test to v0.
1287                         test_must_fail env GIT_TEST_PROTOCOL_VERSION=0 \
1288                                 git fetch ../testrepo/.git $SHA1_3 &&
1289                         test_must_fail env GIT_TEST_PROTOCOL_VERSION=0 \
1290                                 git fetch ../testrepo/.git $SHA1_1 &&
1291                         git --git-dir=../testrepo/.git config uploadpack.allowreachablesha1inwant true &&
1292                         git fetch ../testrepo/.git $SHA1_1 &&
1293                         git cat-file commit $SHA1_1 &&
1294                         test_must_fail git cat-file commit $SHA1_2 &&
1295                         git fetch ../testrepo/.git $SHA1_2 &&
1296                         git cat-file commit $SHA1_2 &&
1297                         test_must_fail env GIT_TEST_PROTOCOL_VERSION=0 \
1298                                 git fetch ../testrepo/.git $SHA1_3 2>err &&
1299                         # ideally we would insist this be on a "remote error:"
1300                         # line, but it is racy; see the commit message
1301                         test_i18ngrep "not our ref.*$SHA1_3\$" err
1302                 )
1303         '
1304 done
1305
1306 test_expect_success 'fetch follows tags by default' '
1307         mk_test testrepo heads/main &&
1308         rm -fr src dst &&
1309         git init src &&
1310         (
1311                 cd src &&
1312                 git pull ../testrepo main &&
1313                 git tag -m "annotated" tag &&
1314                 git for-each-ref >tmp1 &&
1315                 (
1316                         cat tmp1
1317                         sed -n "s|refs/heads/main$|refs/remotes/origin/main|p" tmp1
1318                 ) |
1319                 sort -k 3 >../expect
1320         ) &&
1321         git init dst &&
1322         (
1323                 cd dst &&
1324                 git remote add origin ../src &&
1325                 git config branch.main.remote origin &&
1326                 git config branch.main.merge refs/heads/main &&
1327                 git pull &&
1328                 git for-each-ref >../actual
1329         ) &&
1330         test_cmp expect actual
1331 '
1332
1333 test_expect_success 'peeled advertisements are not considered ref tips' '
1334         mk_empty testrepo &&
1335         git -C testrepo commit --allow-empty -m one &&
1336         git -C testrepo commit --allow-empty -m two &&
1337         git -C testrepo tag -m foo mytag HEAD^ &&
1338         oid=$(git -C testrepo rev-parse mytag^{commit}) &&
1339         test_must_fail env GIT_TEST_PROTOCOL_VERSION=0 \
1340                 git fetch testrepo $oid 2>err &&
1341         test_i18ngrep "Server does not allow request for unadvertised object" err
1342 '
1343
1344 test_expect_success 'pushing a specific ref applies remote.$name.push as refmap' '
1345         mk_test testrepo heads/main &&
1346         rm -fr src dst &&
1347         git init src &&
1348         git init --bare dst &&
1349         (
1350                 cd src &&
1351                 git pull ../testrepo main &&
1352                 git branch next &&
1353                 git config remote.dst.url ../dst &&
1354                 git config remote.dst.push "+refs/heads/*:refs/remotes/src/*" &&
1355                 git push dst main &&
1356                 git show-ref refs/heads/main |
1357                 sed -e "s|refs/heads/|refs/remotes/src/|" >../dst/expect
1358         ) &&
1359         (
1360                 cd dst &&
1361                 test_must_fail git show-ref refs/heads/next &&
1362                 test_must_fail git show-ref refs/heads/main &&
1363                 git show-ref refs/remotes/src/main >actual
1364         ) &&
1365         test_cmp dst/expect dst/actual
1366 '
1367
1368 test_expect_success 'with no remote.$name.push, it is not used as refmap' '
1369         mk_test testrepo heads/main &&
1370         rm -fr src dst &&
1371         git init src &&
1372         git init --bare dst &&
1373         (
1374                 cd src &&
1375                 git pull ../testrepo main &&
1376                 git branch next &&
1377                 git config remote.dst.url ../dst &&
1378                 git config push.default matching &&
1379                 git push dst main &&
1380                 git show-ref refs/heads/main >../dst/expect
1381         ) &&
1382         (
1383                 cd dst &&
1384                 test_must_fail git show-ref refs/heads/next &&
1385                 git show-ref refs/heads/main >actual
1386         ) &&
1387         test_cmp dst/expect dst/actual
1388 '
1389
1390 test_expect_success 'with no remote.$name.push, upstream mapping is used' '
1391         mk_test testrepo heads/main &&
1392         rm -fr src dst &&
1393         git init src &&
1394         git init --bare dst &&
1395         (
1396                 cd src &&
1397                 git pull ../testrepo main &&
1398                 git branch next &&
1399                 git config remote.dst.url ../dst &&
1400                 git config remote.dst.fetch "+refs/heads/*:refs/remotes/dst/*" &&
1401                 git config push.default upstream &&
1402
1403                 git config branch.main.merge refs/heads/trunk &&
1404                 git config branch.main.remote dst &&
1405
1406                 git push dst main &&
1407                 git show-ref refs/heads/main |
1408                 sed -e "s|refs/heads/main|refs/heads/trunk|" >../dst/expect
1409         ) &&
1410         (
1411                 cd dst &&
1412                 test_must_fail git show-ref refs/heads/main &&
1413                 test_must_fail git show-ref refs/heads/next &&
1414                 git show-ref refs/heads/trunk >actual
1415         ) &&
1416         test_cmp dst/expect dst/actual
1417 '
1418
1419 test_expect_success 'push does not follow tags by default' '
1420         mk_test testrepo heads/main &&
1421         rm -fr src dst &&
1422         git init src &&
1423         git init --bare dst &&
1424         (
1425                 cd src &&
1426                 git pull ../testrepo main &&
1427                 git tag -m "annotated" tag &&
1428                 git checkout -b another &&
1429                 git commit --allow-empty -m "future commit" &&
1430                 git tag -m "future" future &&
1431                 git checkout main &&
1432                 git for-each-ref refs/heads/main >../expect &&
1433                 git push ../dst main
1434         ) &&
1435         (
1436                 cd dst &&
1437                 git for-each-ref >../actual
1438         ) &&
1439         test_cmp expect actual
1440 '
1441
1442 test_expect_success 'push --follow-tags only pushes relevant tags' '
1443         mk_test testrepo heads/main &&
1444         rm -fr src dst &&
1445         git init src &&
1446         git init --bare dst &&
1447         (
1448                 cd src &&
1449                 git pull ../testrepo main &&
1450                 git tag -m "annotated" tag &&
1451                 git checkout -b another &&
1452                 git commit --allow-empty -m "future commit" &&
1453                 git tag -m "future" future &&
1454                 git checkout main &&
1455                 git for-each-ref refs/heads/main refs/tags/tag >../expect &&
1456                 git push --follow-tags ../dst main
1457         ) &&
1458         (
1459                 cd dst &&
1460                 git for-each-ref >../actual
1461         ) &&
1462         test_cmp expect actual
1463 '
1464
1465 test_expect_success 'push --no-thin must produce non-thin pack' '
1466         cat >>path1 <<\EOF &&
1467 keep base version of path1 big enough, compared to the new changes
1468 later, in order to pass size heuristics in
1469 builtin/pack-objects.c:try_delta()
1470 EOF
1471         git commit -am initial &&
1472         git init no-thin &&
1473         git --git-dir=no-thin/.git config receive.unpacklimit 0 &&
1474         git push no-thin/.git refs/heads/main:refs/heads/foo &&
1475         echo modified >> path1 &&
1476         git commit -am modified &&
1477         git repack -adf &&
1478         rcvpck="git receive-pack --reject-thin-pack-for-testing" &&
1479         git push --no-thin --receive-pack="$rcvpck" no-thin/.git refs/heads/main:refs/heads/foo
1480 '
1481
1482 test_expect_success 'pushing a tag pushes the tagged object' '
1483         rm -rf dst.git &&
1484         blob=$(echo unreferenced | git hash-object -w --stdin) &&
1485         git tag -m foo tag-of-blob $blob &&
1486         git init --bare dst.git &&
1487         git push dst.git tag-of-blob &&
1488         # the receiving index-pack should have noticed
1489         # any problems, but we double check
1490         echo unreferenced >expect &&
1491         git --git-dir=dst.git cat-file blob tag-of-blob >actual &&
1492         test_cmp expect actual
1493 '
1494
1495 test_expect_success 'push into bare respects core.logallrefupdates' '
1496         rm -rf dst.git &&
1497         git init --bare dst.git &&
1498         git -C dst.git config core.logallrefupdates true &&
1499
1500         # double push to test both with and without
1501         # the actual pack transfer
1502         git push dst.git main:one &&
1503         echo "one@{0} push" >expect &&
1504         git -C dst.git log -g --format="%gd %gs" one >actual &&
1505         test_cmp expect actual &&
1506
1507         git push dst.git main:two &&
1508         echo "two@{0} push" >expect &&
1509         git -C dst.git log -g --format="%gd %gs" two >actual &&
1510         test_cmp expect actual
1511 '
1512
1513 test_expect_success 'fetch into bare respects core.logallrefupdates' '
1514         rm -rf dst.git &&
1515         git init --bare dst.git &&
1516         (
1517                 cd dst.git &&
1518                 git config core.logallrefupdates true &&
1519
1520                 # as above, we double-fetch to test both
1521                 # with and without pack transfer
1522                 git fetch .. main:one &&
1523                 echo "one@{0} fetch .. main:one: storing head" >expect &&
1524                 git log -g --format="%gd %gs" one >actual &&
1525                 test_cmp expect actual &&
1526
1527                 git fetch .. main:two &&
1528                 echo "two@{0} fetch .. main:two: storing head" >expect &&
1529                 git log -g --format="%gd %gs" two >actual &&
1530                 test_cmp expect actual
1531         )
1532 '
1533
1534 test_expect_success 'receive.denyCurrentBranch = updateInstead' '
1535         git push testrepo main &&
1536         (
1537                 cd testrepo &&
1538                 git reset --hard &&
1539                 git config receive.denyCurrentBranch updateInstead
1540         ) &&
1541         test_commit third path2 &&
1542
1543         # Try pushing into a repository with pristine working tree
1544         git push testrepo main &&
1545         (
1546                 cd testrepo &&
1547                 git update-index -q --refresh &&
1548                 git diff-files --quiet -- &&
1549                 git diff-index --quiet --cached HEAD -- &&
1550                 test third = "$(cat path2)" &&
1551                 test $(git -C .. rev-parse HEAD) = $(git rev-parse HEAD)
1552         ) &&
1553
1554         # Try pushing into a repository with working tree needing a refresh
1555         (
1556                 cd testrepo &&
1557                 git reset --hard HEAD^ &&
1558                 test $(git -C .. rev-parse HEAD^) = $(git rev-parse HEAD) &&
1559                 test-tool chmtime +100 path1
1560         ) &&
1561         git push testrepo main &&
1562         (
1563                 cd testrepo &&
1564                 git update-index -q --refresh &&
1565                 git diff-files --quiet -- &&
1566                 git diff-index --quiet --cached HEAD -- &&
1567                 test_cmp ../path1 path1 &&
1568                 test third = "$(cat path2)" &&
1569                 test $(git -C .. rev-parse HEAD) = $(git rev-parse HEAD)
1570         ) &&
1571
1572         # Update what is to be pushed
1573         test_commit fourth path2 &&
1574
1575         # Try pushing into a repository with a dirty working tree
1576         # (1) the working tree updated
1577         (
1578                 cd testrepo &&
1579                 echo changed >path1
1580         ) &&
1581         test_must_fail git push testrepo main &&
1582         (
1583                 cd testrepo &&
1584                 test $(git -C .. rev-parse HEAD^) = $(git rev-parse HEAD) &&
1585                 git diff --quiet --cached &&
1586                 test changed = "$(cat path1)"
1587         ) &&
1588
1589         # (2) the index updated
1590         (
1591                 cd testrepo &&
1592                 echo changed >path1 &&
1593                 git add path1
1594         ) &&
1595         test_must_fail git push testrepo main &&
1596         (
1597                 cd testrepo &&
1598                 test $(git -C .. rev-parse HEAD^) = $(git rev-parse HEAD) &&
1599                 git diff --quiet &&
1600                 test changed = "$(cat path1)"
1601         ) &&
1602
1603         # Introduce a new file in the update
1604         test_commit fifth path3 &&
1605
1606         # (3) the working tree has an untracked file that would interfere
1607         (
1608                 cd testrepo &&
1609                 git reset --hard &&
1610                 echo changed >path3
1611         ) &&
1612         test_must_fail git push testrepo main &&
1613         (
1614                 cd testrepo &&
1615                 test $(git -C .. rev-parse HEAD^^) = $(git rev-parse HEAD) &&
1616                 git diff --quiet &&
1617                 git diff --quiet --cached &&
1618                 test changed = "$(cat path3)"
1619         ) &&
1620
1621         # (4) the target changes to what gets pushed but it still is a change
1622         (
1623                 cd testrepo &&
1624                 git reset --hard &&
1625                 echo fifth >path3 &&
1626                 git add path3
1627         ) &&
1628         test_must_fail git push testrepo main &&
1629         (
1630                 cd testrepo &&
1631                 test $(git -C .. rev-parse HEAD^^) = $(git rev-parse HEAD) &&
1632                 git diff --quiet &&
1633                 test fifth = "$(cat path3)"
1634         ) &&
1635
1636         # (5) push into void
1637         rm -fr void &&
1638         git init void &&
1639         (
1640                 cd void &&
1641                 git config receive.denyCurrentBranch updateInstead
1642         ) &&
1643         git push void main &&
1644         (
1645                 cd void &&
1646                 test $(git -C .. rev-parse main) = $(git rev-parse HEAD) &&
1647                 git diff --quiet &&
1648                 git diff --cached --quiet
1649         ) &&
1650
1651         # (6) updateInstead intervened by fast-forward check
1652         test_must_fail git push void main^:main &&
1653         test $(git -C void rev-parse HEAD) = $(git rev-parse main) &&
1654         git -C void diff --quiet &&
1655         git -C void diff --cached --quiet
1656 '
1657
1658 test_expect_success 'updateInstead with push-to-checkout hook' '
1659         rm -fr testrepo &&
1660         git init testrepo &&
1661         (
1662                 cd testrepo &&
1663                 git pull .. main &&
1664                 git reset --hard HEAD^^ &&
1665                 git tag initial &&
1666                 git config receive.denyCurrentBranch updateInstead &&
1667                 write_script .git/hooks/push-to-checkout <<-\EOF
1668                 echo >&2 updating from $(git rev-parse HEAD)
1669                 echo >&2 updating to "$1"
1670
1671                 git update-index -q --refresh &&
1672                 git read-tree -u -m HEAD "$1" || {
1673                         status=$?
1674                         echo >&2 read-tree failed
1675                         exit $status
1676                 }
1677                 EOF
1678         ) &&
1679
1680         # Try pushing into a pristine
1681         git push testrepo main &&
1682         (
1683                 cd testrepo &&
1684                 git diff --quiet &&
1685                 git diff HEAD --quiet &&
1686                 test $(git -C .. rev-parse HEAD) = $(git rev-parse HEAD)
1687         ) &&
1688
1689         # Try pushing into a repository with conflicting change
1690         (
1691                 cd testrepo &&
1692                 git reset --hard initial &&
1693                 echo conflicting >path2
1694         ) &&
1695         test_must_fail git push testrepo main &&
1696         (
1697                 cd testrepo &&
1698                 test $(git rev-parse initial) = $(git rev-parse HEAD) &&
1699                 test conflicting = "$(cat path2)" &&
1700                 git diff-index --quiet --cached HEAD
1701         ) &&
1702
1703         # Try pushing into a repository with unrelated change
1704         (
1705                 cd testrepo &&
1706                 git reset --hard initial &&
1707                 echo unrelated >path1 &&
1708                 echo irrelevant >path5 &&
1709                 git add path5
1710         ) &&
1711         git push testrepo main &&
1712         (
1713                 cd testrepo &&
1714                 test "$(cat path1)" = unrelated &&
1715                 test "$(cat path5)" = irrelevant &&
1716                 test "$(git diff --name-only --cached HEAD)" = path5 &&
1717                 test $(git -C .. rev-parse HEAD) = $(git rev-parse HEAD)
1718         ) &&
1719
1720         # push into void
1721         rm -fr void &&
1722         git init void &&
1723         (
1724                 cd void &&
1725                 git config receive.denyCurrentBranch updateInstead &&
1726                 write_script .git/hooks/push-to-checkout <<-\EOF
1727                 if git rev-parse --quiet --verify HEAD
1728                 then
1729                         has_head=yes
1730                         echo >&2 updating from $(git rev-parse HEAD)
1731                 else
1732                         has_head=no
1733                         echo >&2 pushing into void
1734                 fi
1735                 echo >&2 updating to "$1"
1736
1737                 git update-index -q --refresh &&
1738                 case "$has_head" in
1739                 yes)
1740                         git read-tree -u -m HEAD "$1" ;;
1741                 no)
1742                         git read-tree -u -m "$1" ;;
1743                 esac || {
1744                         status=$?
1745                         echo >&2 read-tree failed
1746                         exit $status
1747                 }
1748                 EOF
1749         ) &&
1750
1751         git push void main &&
1752         (
1753                 cd void &&
1754                 git diff --quiet &&
1755                 git diff --cached --quiet &&
1756                 test $(git -C .. rev-parse HEAD) = $(git rev-parse HEAD)
1757         )
1758 '
1759
1760 test_expect_success 'denyCurrentBranch and worktrees' '
1761         git worktree add new-wt &&
1762         git clone . cloned &&
1763         test_commit -C cloned first &&
1764         test_config receive.denyCurrentBranch refuse &&
1765         test_must_fail git -C cloned push origin HEAD:new-wt &&
1766         test_config receive.denyCurrentBranch updateInstead &&
1767         git -C cloned push origin HEAD:new-wt &&
1768         test_must_fail git -C cloned push --delete origin new-wt
1769 '
1770
1771 test_done