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 * URL validation
  16 '
  17
  18 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
  19 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
  20
  21 TEST_CREATE_REPO_NO_TEMPLATE=1
  22 . ./test-lib.sh
  23
  24 D=$(pwd)
  25
  26 mk_empty () {
  27         repo_name="$1"
  28         test_when_finished "rm -rf \"$repo_name\"" &&
  29         test_path_is_missing "$repo_name" &&
  30         git init --template= "$repo_name" &&
  31         mkdir "$repo_name"/.git/hooks &&
  32         git -C "$repo_name" config receive.denyCurrentBranch warn
  33 }
  34
  35 mk_test () {
  36         repo_name="$1"
  37         shift
  38
  39         mk_empty "$repo_name" &&
  40         (
  41                 for ref in "$@"
  42                 do
  43                         git push "$repo_name" $the_first_commit:refs/$ref ||
  44                         exit
  45                 done &&
  46                 cd "$repo_name" &&
  47                 for ref in "$@"
  48                 do
  49                         echo "$the_first_commit" >expect &&
  50                         git show-ref -s --verify refs/$ref >actual &&
  51                         test_cmp expect actual ||
  52                         exit
  53                 done &&
  54                 git fsck --full
  55         )
  56 }
  57
  58 mk_test_with_hooks() {
  59         repo_name=$1
  60         mk_test "$@" &&
  61         test_hook -C "$repo_name" pre-receive <<-'EOF' &&
  62         cat - >>pre-receive.actual
  63         EOF
  64
  65         test_hook -C "$repo_name" update <<-'EOF' &&
  66         printf "%s %s %s\n" "$@" >>update.actual
  67         EOF
  68
  69         test_hook -C "$repo_name" post-receive <<-'EOF' &&
  70         cat - >>post-receive.actual
  71         EOF
  72
  73         test_hook -C "$repo_name" post-update <<-'EOF'
  74         for ref in "$@"
  75         do
  76                 printf "%s\n" "$ref" >>post-update.actual
  77         done
  78         EOF
  79 }
  80
  81 mk_child() {
  82         test_when_finished "rm -rf \"$2\"" &&
  83         git clone --template= "$1" "$2"
  84 }
  85
  86 check_push_result () {
  87         test $# -ge 3 ||
  88         BUG "check_push_result requires at least 3 parameters"
  89
  90         repo_name="$1"
  91         shift
  92
  93         (
  94                 cd "$repo_name" &&
  95                 echo "$1" >expect &&
  96                 shift &&
  97                 for ref in "$@"
  98                 do
  99                         git show-ref -s --verify refs/$ref >actual &&
 100                         test_cmp expect actual ||
 101                         exit
 102                 done &&
 103                 git fsck --full
 104         )
 105 }
 106
 107 test_expect_success setup '
 108
 109         >path1 &&
 110         git add path1 &&
 111         test_tick &&
 112         git commit -a -m repo &&
 113         the_first_commit=$(git show-ref -s --verify refs/heads/main) &&
 114
 115         >path2 &&
 116         git add path2 &&
 117         test_tick &&
 118         git commit -a -m second &&
 119         the_commit=$(git show-ref -s --verify refs/heads/main)
 120
 121 '
 122
 123 for cmd in push fetch
 124 do
 125         for opt in ipv4 ipv6
 126         do
 127                 test_expect_success "reject 'git $cmd --no-$opt'" '
 128                         test_must_fail git $cmd --no-$opt 2>err &&
 129                         grep "unknown option .no-$opt" err
 130                 '
 131         done
 132 done
 133
 134 test_expect_success 'fetch without wildcard' '
 135         mk_empty testrepo &&
 136         (
 137                 cd testrepo &&
 138                 git fetch .. refs/heads/main:refs/remotes/origin/main &&
 139
 140                 echo "$the_commit commit        refs/remotes/origin/main" >expect &&
 141                 git for-each-ref refs/remotes/origin >actual &&
 142                 test_cmp expect actual
 143         )
 144 '
 145
 146 test_expect_success 'fetch with wildcard' '
 147         mk_empty testrepo &&
 148         (
 149                 cd testrepo &&
 150                 git config remote.up.url .. &&
 151                 git config remote.up.fetch "refs/heads/*:refs/remotes/origin/*" &&
 152                 git fetch up &&
 153
 154                 echo "$the_commit commit        refs/remotes/origin/main" >expect &&
 155                 git for-each-ref refs/remotes/origin >actual &&
 156                 test_cmp expect actual
 157         )
 158 '
 159
 160 test_expect_success 'fetch with insteadOf' '
 161         mk_empty testrepo &&
 162         (
 163                 TRASH=$(pwd)/ &&
 164                 cd testrepo &&
 165                 git config "url.$TRASH.insteadOf" trash/ &&
 166                 git config remote.up.url trash/. &&
 167                 git config remote.up.fetch "refs/heads/*:refs/remotes/origin/*" &&
 168                 git fetch up &&
 169
 170                 echo "$the_commit commit        refs/remotes/origin/main" >expect &&
 171                 git for-each-ref refs/remotes/origin >actual &&
 172                 test_cmp expect actual
 173         )
 174 '
 175
 176 test_expect_success 'fetch with pushInsteadOf (should not rewrite)' '
 177         mk_empty testrepo &&
 178         (
 179                 TRASH=$(pwd)/ &&
 180                 cd testrepo &&
 181                 git config "url.trash/.pushInsteadOf" "$TRASH" &&
 182                 git config remote.up.url "$TRASH." &&
 183                 git config remote.up.fetch "refs/heads/*:refs/remotes/origin/*" &&
 184                 git fetch up &&
 185
 186                 echo "$the_commit commit        refs/remotes/origin/main" >expect &&
 187                 git for-each-ref refs/remotes/origin >actual &&
 188                 test_cmp expect actual
 189         )
 190 '
 191
 192 grep_wrote () {
 193         object_count=$1
 194         file_name=$2
 195         grep 'write_pack_file/wrote.*"value":"'$1'"' $2
 196 }
 197
 198 test_expect_success 'push without negotiation' '
 199         mk_empty testrepo &&
 200         git push testrepo $the_first_commit:refs/remotes/origin/first_commit &&
 201         test_commit -C testrepo unrelated_commit &&
 202         git -C testrepo config receive.hideRefs refs/remotes/origin/first_commit &&
 203         test_when_finished "rm event" &&
 204         GIT_TRACE2_EVENT="$(pwd)/event" git -c protocol.version=2 push testrepo refs/heads/main:refs/remotes/origin/main &&
 205         grep_wrote 5 event # 2 commits, 2 trees, 1 blob
 206 '
 207
 208 test_expect_success 'push with negotiation' '
 209         mk_empty testrepo &&
 210         git push testrepo $the_first_commit:refs/remotes/origin/first_commit &&
 211         test_commit -C testrepo unrelated_commit &&
 212         git -C testrepo config receive.hideRefs refs/remotes/origin/first_commit &&
 213         test_when_finished "rm event" &&
 214         GIT_TRACE2_EVENT="$(pwd)/event" \
 215                 git -c protocol.version=2 -c push.negotiate=1 \
 216                 push testrepo refs/heads/main:refs/remotes/origin/main &&
 217         grep \"key\":\"total_rounds\",\"value\":\"1\" event &&
 218         grep_wrote 2 event # 1 commit, 1 tree
 219 '
 220
 221 test_expect_success 'push with negotiation proceeds anyway even if negotiation fails' '
 222         mk_empty testrepo &&
 223         git push testrepo $the_first_commit:refs/remotes/origin/first_commit &&
 224         test_commit -C testrepo unrelated_commit &&
 225         git -C testrepo config receive.hideRefs refs/remotes/origin/first_commit &&
 226         test_when_finished "rm event" &&
 227         GIT_TEST_PROTOCOL_VERSION=0 GIT_TRACE2_EVENT="$(pwd)/event" \
 228                 git -c push.negotiate=1 push testrepo refs/heads/main:refs/remotes/origin/main 2>err &&
 229         grep_wrote 5 event && # 2 commits, 2 trees, 1 blob
 230         test_grep "push negotiation failed" err
 231 '
 232
 233 test_expect_success 'push with negotiation does not attempt to fetch submodules' '
 234         mk_empty submodule_upstream &&
 235         test_commit -C submodule_upstream submodule_commit &&
 236         test_config_global protocol.file.allow always &&
 237         git submodule add ./submodule_upstream submodule &&
 238         mk_empty testrepo &&
 239         git push testrepo $the_first_commit:refs/remotes/origin/first_commit &&
 240         test_commit -C testrepo unrelated_commit &&
 241         git -C testrepo config receive.hideRefs refs/remotes/origin/first_commit &&
 242         GIT_TRACE2_EVENT="$(pwd)/event"  git -c submodule.recurse=true \
 243                 -c protocol.version=2 -c push.negotiate=1 \
 244                 push testrepo refs/heads/main:refs/remotes/origin/main 2>err &&
 245         grep \"key\":\"total_rounds\",\"value\":\"1\" event &&
 246         ! grep "Fetching submodule" err
 247 '
 248
 249 test_expect_success 'push without wildcard' '
 250         mk_empty testrepo &&
 251
 252         git push testrepo refs/heads/main:refs/remotes/origin/main &&
 253         (
 254                 cd testrepo &&
 255                 echo "$the_commit commit        refs/remotes/origin/main" >expect &&
 256                 git for-each-ref refs/remotes/origin >actual &&
 257                 test_cmp expect actual
 258         )
 259 '
 260
 261 test_expect_success 'push with wildcard' '
 262         mk_empty testrepo &&
 263
 264         git push testrepo "refs/heads/*:refs/remotes/origin/*" &&
 265         (
 266                 cd testrepo &&
 267                 echo "$the_commit commit        refs/remotes/origin/main" >expect &&
 268                 git for-each-ref refs/remotes/origin >actual &&
 269                 test_cmp expect actual
 270         )
 271 '
 272
 273 test_expect_success 'push with insteadOf' '
 274         mk_empty testrepo &&
 275         TRASH="$(pwd)/" &&
 276         test_config "url.$TRASH.insteadOf" trash/ &&
 277         git push trash/testrepo refs/heads/main:refs/remotes/origin/main &&
 278         (
 279                 cd testrepo &&
 280                 echo "$the_commit commit        refs/remotes/origin/main" >expect &&
 281                 git for-each-ref refs/remotes/origin >actual &&
 282                 test_cmp expect actual
 283         )
 284 '
 285
 286 test_expect_success 'push with pushInsteadOf' '
 287         mk_empty testrepo &&
 288         TRASH="$(pwd)/" &&
 289         test_config "url.$TRASH.pushInsteadOf" trash/ &&
 290         git push trash/testrepo refs/heads/main:refs/remotes/origin/main &&
 291         (
 292                 cd testrepo &&
 293                 echo "$the_commit commit        refs/remotes/origin/main" >expect &&
 294                 git for-each-ref refs/remotes/origin >actual &&
 295                 test_cmp expect actual
 296         )
 297 '
 298
 299 test_expect_success 'push with pushInsteadOf and explicit pushurl (pushInsteadOf should not rewrite)' '
 300         mk_empty testrepo &&
 301         test_config "url.trash2/.pushInsteadOf" testrepo/ &&
 302         test_config "url.trash3/.pushInsteadOf" trash/wrong &&
 303         test_config remote.r.url trash/wrong &&
 304         test_config remote.r.pushurl "testrepo/" &&
 305         git push r refs/heads/main:refs/remotes/origin/main &&
 306         (
 307                 cd testrepo &&
 308                 echo "$the_commit commit        refs/remotes/origin/main" >expect &&
 309                 git for-each-ref refs/remotes/origin >actual &&
 310                 test_cmp expect actual
 311         )
 312 '
 313
 314 test_expect_success 'push with matching heads' '
 315
 316         mk_test testrepo heads/main &&
 317         git push testrepo : &&
 318         check_push_result testrepo $the_commit heads/main
 319
 320 '
 321
 322 test_expect_success 'push with matching heads on the command line' '
 323
 324         mk_test testrepo heads/main &&
 325         git push testrepo : &&
 326         check_push_result testrepo $the_commit heads/main
 327
 328 '
 329
 330 test_expect_success 'failed (non-fast-forward) push with matching heads' '
 331
 332         mk_test testrepo heads/main &&
 333         git push testrepo : &&
 334         git commit --amend -massaged &&
 335         test_must_fail git push testrepo &&
 336         check_push_result testrepo $the_commit heads/main &&
 337         git reset --hard $the_commit
 338
 339 '
 340
 341 test_expect_success 'push --force with matching heads' '
 342
 343         mk_test testrepo heads/main &&
 344         git push testrepo : &&
 345         git commit --amend -massaged &&
 346         git push --force testrepo : &&
 347         ! check_push_result testrepo $the_commit heads/main &&
 348         git reset --hard $the_commit
 349
 350 '
 351
 352 test_expect_success 'push with matching heads and forced update' '
 353
 354         mk_test testrepo heads/main &&
 355         git push testrepo : &&
 356         git commit --amend -massaged &&
 357         git push testrepo +: &&
 358         ! check_push_result testrepo $the_commit heads/main &&
 359         git reset --hard $the_commit
 360
 361 '
 362
 363 test_expect_success 'push with no ambiguity (1)' '
 364
 365         mk_test testrepo heads/main &&
 366         git push testrepo main:main &&
 367         check_push_result testrepo $the_commit heads/main
 368
 369 '
 370
 371 test_expect_success 'push with no ambiguity (2)' '
 372
 373         mk_test testrepo remotes/origin/main &&
 374         git push testrepo main:origin/main &&
 375         check_push_result testrepo $the_commit remotes/origin/main
 376
 377 '
 378
 379 test_expect_success 'push with colon-less refspec, no ambiguity' '
 380
 381         mk_test testrepo heads/main heads/t/main &&
 382         git branch -f t/main main &&
 383         git push testrepo main &&
 384         check_push_result testrepo $the_commit heads/main &&
 385         check_push_result testrepo $the_first_commit heads/t/main
 386
 387 '
 388
 389 test_expect_success 'push with weak ambiguity (1)' '
 390
 391         mk_test testrepo heads/main remotes/origin/main &&
 392         git push testrepo main:main &&
 393         check_push_result testrepo $the_commit heads/main &&
 394         check_push_result testrepo $the_first_commit remotes/origin/main
 395
 396 '
 397
 398 test_expect_success 'push with weak ambiguity (2)' '
 399
 400         mk_test testrepo heads/main remotes/origin/main remotes/another/main &&
 401         git push testrepo main:main &&
 402         check_push_result testrepo $the_commit heads/main &&
 403         check_push_result testrepo $the_first_commit remotes/origin/main remotes/another/main
 404
 405 '
 406
 407 test_expect_success 'push with ambiguity' '
 408
 409         mk_test testrepo heads/frotz tags/frotz &&
 410         test_must_fail git push testrepo main:frotz &&
 411         check_push_result testrepo $the_first_commit heads/frotz tags/frotz
 412
 413 '
 414
 415 test_expect_success 'push with onelevel ref' '
 416         mk_test testrepo heads/main &&
 417         test_must_fail git push testrepo HEAD:refs/onelevel
 418 '
 419
 420 test_expect_success 'push with colon-less refspec (1)' '
 421
 422         mk_test testrepo heads/frotz tags/frotz &&
 423         git branch -f frotz main &&
 424         git push testrepo frotz &&
 425         check_push_result testrepo $the_commit heads/frotz &&
 426         check_push_result testrepo $the_first_commit tags/frotz
 427
 428 '
 429
 430 test_expect_success 'push with colon-less refspec (2)' '
 431
 432         mk_test testrepo heads/frotz tags/frotz &&
 433         if git show-ref --verify -q refs/heads/frotz
 434         then
 435                 git branch -D frotz
 436         fi &&
 437         git tag -f frotz &&
 438         git push -f testrepo frotz &&
 439         check_push_result testrepo $the_commit tags/frotz &&
 440         check_push_result testrepo $the_first_commit heads/frotz
 441
 442 '
 443
 444 test_expect_success 'push with colon-less refspec (3)' '
 445
 446         mk_test testrepo &&
 447         if git show-ref --verify -q refs/tags/frotz
 448         then
 449                 git tag -d frotz
 450         fi &&
 451         git branch -f frotz main &&
 452         git push testrepo frotz &&
 453         check_push_result testrepo $the_commit heads/frotz &&
 454         test 1 = $( cd testrepo && git show-ref | wc -l )
 455 '
 456
 457 test_expect_success 'push with colon-less refspec (4)' '
 458
 459         mk_test testrepo &&
 460         if git show-ref --verify -q refs/heads/frotz
 461         then
 462                 git branch -D frotz
 463         fi &&
 464         git tag -f frotz &&
 465         git push testrepo frotz &&
 466         check_push_result testrepo $the_commit tags/frotz &&
 467         test 1 = $( cd testrepo && git show-ref | wc -l )
 468
 469 '
 470
 471 test_expect_success 'push head with non-existent, incomplete dest' '
 472
 473         mk_test testrepo &&
 474         git push testrepo main:branch &&
 475         check_push_result testrepo $the_commit heads/branch
 476
 477 '
 478
 479 test_expect_success 'push tag with non-existent, incomplete dest' '
 480
 481         mk_test testrepo &&
 482         git tag -f v1.0 &&
 483         git push testrepo v1.0:tag &&
 484         check_push_result testrepo $the_commit tags/tag
 485
 486 '
 487
 488 test_expect_success 'push sha1 with non-existent, incomplete dest' '
 489
 490         mk_test testrepo &&
 491         test_must_fail git push testrepo $(git rev-parse main):foo
 492
 493 '
 494
 495 test_expect_success 'push ref expression with non-existent, incomplete dest' '
 496
 497         mk_test testrepo &&
 498         test_must_fail git push testrepo main^:branch
 499
 500 '
 501
 502 for head in HEAD @
 503 do
 504
 505         test_expect_success "push with $head" '
 506                 mk_test testrepo heads/main &&
 507                 git checkout main &&
 508                 git push testrepo $head &&
 509                 check_push_result testrepo $the_commit heads/main
 510         '
 511
 512         test_expect_success "push with $head nonexisting at remote" '
 513                 mk_test testrepo heads/main &&
 514                 git checkout -b local main &&
 515                 test_when_finished "git checkout main; git branch -D local" &&
 516                 git push testrepo $head &&
 517                 check_push_result testrepo $the_commit heads/local
 518         '
 519
 520         test_expect_success "push with +$head" '
 521                 mk_test testrepo heads/main &&
 522                 git checkout -b local main &&
 523                 test_when_finished "git checkout main; git branch -D local" &&
 524                 git push testrepo main local &&
 525                 check_push_result testrepo $the_commit heads/main &&
 526                 check_push_result testrepo $the_commit heads/local &&
 527
 528                 # Without force rewinding should fail
 529                 git reset --hard $head^ &&
 530                 test_must_fail git push testrepo $head &&
 531                 check_push_result testrepo $the_commit heads/local &&
 532
 533                 # With force rewinding should succeed
 534                 git push testrepo +$head &&
 535                 check_push_result testrepo $the_first_commit heads/local
 536         '
 537
 538         test_expect_success "push $head with non-existent, incomplete dest" '
 539                 mk_test testrepo &&
 540                 git checkout main &&
 541                 git push testrepo $head:branch &&
 542                 check_push_result testrepo $the_commit heads/branch
 543
 544         '
 545
 546         test_expect_success "push with config remote.*.push = $head" '
 547                 mk_test testrepo heads/local &&
 548                 git checkout main &&
 549                 git branch -f local $the_commit &&
 550                 test_when_finished "git branch -D local" &&
 551                 (
 552                         cd testrepo &&
 553                         git checkout local &&
 554                         git reset --hard $the_first_commit
 555                 ) &&
 556                 test_config remote.there.url testrepo &&
 557                 test_config remote.there.push $head &&
 558                 test_config branch.main.remote there &&
 559                 git push &&
 560                 check_push_result testrepo $the_commit heads/main &&
 561                 check_push_result testrepo $the_first_commit heads/local
 562         '
 563
 564 done
 565
 566 test_expect_success "push to remote with no explicit refspec and config remote.*.push = src:dest" '
 567         mk_test testrepo heads/main &&
 568         git checkout $the_first_commit &&
 569         test_config remote.there.url testrepo &&
 570         test_config remote.there.push refs/heads/main:refs/heads/main &&
 571         git push there &&
 572         check_push_result testrepo $the_commit heads/main
 573 '
 574
 575 test_expect_success 'push with remote.pushdefault' '
 576         mk_test up_repo heads/main &&
 577         mk_test down_repo heads/main &&
 578         test_config remote.up.url up_repo &&
 579         test_config remote.down.url down_repo &&
 580         test_config branch.main.remote up &&
 581         test_config remote.pushdefault down &&
 582         test_config push.default matching &&
 583         git push &&
 584         check_push_result up_repo $the_first_commit heads/main &&
 585         check_push_result down_repo $the_commit heads/main
 586 '
 587
 588 test_expect_success 'push with config remote.*.pushurl' '
 589
 590         mk_test testrepo heads/main &&
 591         git checkout main &&
 592         test_config remote.there.url test2repo &&
 593         test_config remote.there.pushurl testrepo &&
 594         git push there : &&
 595         check_push_result testrepo $the_commit heads/main
 596 '
 597
 598 test_expect_success 'push with config branch.*.pushremote' '
 599         mk_test up_repo heads/main &&
 600         mk_test side_repo heads/main &&
 601         mk_test down_repo heads/main &&
 602         test_config remote.up.url up_repo &&
 603         test_config remote.pushdefault side_repo &&
 604         test_config remote.down.url down_repo &&
 605         test_config branch.main.remote up &&
 606         test_config branch.main.pushremote down &&
 607         test_config push.default matching &&
 608         git push &&
 609         check_push_result up_repo $the_first_commit heads/main &&
 610         check_push_result side_repo $the_first_commit heads/main &&
 611         check_push_result down_repo $the_commit heads/main
 612 '
 613
 614 test_expect_success 'branch.*.pushremote config order is irrelevant' '
 615         mk_test one_repo heads/main &&
 616         mk_test two_repo heads/main &&
 617         test_config remote.one.url one_repo &&
 618         test_config remote.two.url two_repo &&
 619         test_config branch.main.pushremote two_repo &&
 620         test_config remote.pushdefault one_repo &&
 621         test_config push.default matching &&
 622         git push &&
 623         check_push_result one_repo $the_first_commit heads/main &&
 624         check_push_result two_repo $the_commit heads/main
 625 '
 626
 627 test_expect_success 'push rejects empty branch name entries' '
 628         mk_test one_repo heads/main &&
 629         test_config remote.one.url one_repo &&
 630         test_config branch..remote one &&
 631         test_config branch..merge refs/heads/ &&
 632         test_config branch.main.remote one &&
 633         test_config branch.main.merge refs/heads/main &&
 634         test_must_fail git push 2>err &&
 635         grep "bad config variable .branch\.\." err
 636 '
 637
 638 test_expect_success 'push ignores "branch." config without subsection' '
 639         mk_test one_repo heads/main &&
 640         test_config remote.one.url one_repo &&
 641         test_config branch.autoSetupMerge true &&
 642         test_config branch.main.remote one &&
 643         test_config branch.main.merge refs/heads/main &&
 644         git push
 645 '
 646
 647 test_expect_success 'push with dry-run' '
 648
 649         mk_test testrepo heads/main &&
 650         old_commit=$(git -C testrepo show-ref -s --verify refs/heads/main) &&
 651         git push --dry-run testrepo : &&
 652         check_push_result testrepo $old_commit heads/main
 653 '
 654
 655 test_expect_success 'push updates local refs' '
 656
 657         mk_test testrepo heads/main &&
 658         mk_child testrepo child &&
 659         (
 660                 cd child &&
 661                 git pull .. main &&
 662                 git push &&
 663                 test $(git rev-parse main) = \
 664                         $(git rev-parse remotes/origin/main)
 665         )
 666
 667 '
 668
 669 test_expect_success 'push updates up-to-date local refs' '
 670
 671         mk_test testrepo heads/main &&
 672         mk_child testrepo child1 &&
 673         mk_child testrepo child2 &&
 674         (cd child1 && git pull .. main && git push) &&
 675         (
 676                 cd child2 &&
 677                 git pull ../child1 main &&
 678                 git push &&
 679                 test $(git rev-parse main) = \
 680                         $(git rev-parse remotes/origin/main)
 681         )
 682
 683 '
 684
 685 test_expect_success 'push preserves up-to-date packed refs' '
 686
 687         mk_test testrepo heads/main &&
 688         mk_child testrepo child &&
 689         (
 690                 cd child &&
 691                 git push &&
 692                 ! test -f .git/refs/remotes/origin/main
 693         )
 694
 695 '
 696
 697 test_expect_success 'push does not update local refs on failure' '
 698
 699         mk_test testrepo heads/main &&
 700         mk_child testrepo child &&
 701         echo "#!/no/frobnication/today" >testrepo/.git/hooks/pre-receive &&
 702         chmod +x testrepo/.git/hooks/pre-receive &&
 703         (
 704                 cd child &&
 705                 git pull .. main &&
 706                 test_must_fail git push &&
 707                 test $(git rev-parse main) != \
 708                         $(git rev-parse remotes/origin/main)
 709         )
 710
 711 '
 712
 713 test_expect_success 'allow deleting an invalid remote ref' '
 714
 715         mk_test testrepo heads/branch &&
 716         rm -f testrepo/.git/objects/??/* &&
 717         git push testrepo :refs/heads/branch &&
 718         (cd testrepo && test_must_fail git rev-parse --verify refs/heads/branch)
 719
 720 '
 721
 722 test_expect_success 'pushing valid refs triggers post-receive and post-update hooks' '
 723         mk_test_with_hooks testrepo heads/main heads/next &&
 724         orgmain=$(cd testrepo && git show-ref -s --verify refs/heads/main) &&
 725         newmain=$(git show-ref -s --verify refs/heads/main) &&
 726         orgnext=$(cd testrepo && git show-ref -s --verify refs/heads/next) &&
 727         newnext=$ZERO_OID &&
 728         git push testrepo refs/heads/main:refs/heads/main :refs/heads/next &&
 729         (
 730                 cd testrepo/.git &&
 731                 cat >pre-receive.expect <<-EOF &&
 732                 $orgmain $newmain refs/heads/main
 733                 $orgnext $newnext refs/heads/next
 734                 EOF
 735
 736                 cat >update.expect <<-EOF &&
 737                 refs/heads/main $orgmain $newmain
 738                 refs/heads/next $orgnext $newnext
 739                 EOF
 740
 741                 cat >post-receive.expect <<-EOF &&
 742                 $orgmain $newmain refs/heads/main
 743                 $orgnext $newnext refs/heads/next
 744                 EOF
 745
 746                 cat >post-update.expect <<-EOF &&
 747                 refs/heads/main
 748                 refs/heads/next
 749                 EOF
 750
 751                 test_cmp pre-receive.expect pre-receive.actual &&
 752                 test_cmp update.expect update.actual &&
 753                 test_cmp post-receive.expect post-receive.actual &&
 754                 test_cmp post-update.expect post-update.actual
 755         )
 756 '
 757
 758 test_expect_success 'deleting dangling ref triggers hooks with correct args' '
 759         mk_test_with_hooks testrepo heads/branch &&
 760         orig=$(git -C testrepo rev-parse refs/heads/branch) &&
 761         rm -f testrepo/.git/objects/??/* &&
 762         git push testrepo :refs/heads/branch &&
 763         (
 764                 cd testrepo/.git &&
 765                 cat >pre-receive.expect <<-EOF &&
 766                 $orig $ZERO_OID refs/heads/branch
 767                 EOF
 768
 769                 cat >update.expect <<-EOF &&
 770                 refs/heads/branch $orig $ZERO_OID
 771                 EOF
 772
 773                 cat >post-receive.expect <<-EOF &&
 774                 $orig $ZERO_OID refs/heads/branch
 775                 EOF
 776
 777                 cat >post-update.expect <<-EOF &&
 778                 refs/heads/branch
 779                 EOF
 780
 781                 test_cmp pre-receive.expect pre-receive.actual &&
 782                 test_cmp update.expect update.actual &&
 783                 test_cmp post-receive.expect post-receive.actual &&
 784                 test_cmp post-update.expect post-update.actual
 785         )
 786 '
 787
 788 test_expect_success 'deletion of a non-existent ref is not fed to post-receive and post-update hooks' '
 789         mk_test_with_hooks testrepo heads/main &&
 790         orgmain=$(cd testrepo && git show-ref -s --verify refs/heads/main) &&
 791         newmain=$(git show-ref -s --verify refs/heads/main) &&
 792         git push testrepo main :refs/heads/nonexistent &&
 793         (
 794                 cd testrepo/.git &&
 795                 cat >pre-receive.expect <<-EOF &&
 796                 $orgmain $newmain refs/heads/main
 797                 $ZERO_OID $ZERO_OID refs/heads/nonexistent
 798                 EOF
 799
 800                 cat >update.expect <<-EOF &&
 801                 refs/heads/main $orgmain $newmain
 802                 refs/heads/nonexistent $ZERO_OID $ZERO_OID
 803                 EOF
 804
 805                 cat >post-receive.expect <<-EOF &&
 806                 $orgmain $newmain refs/heads/main
 807                 EOF
 808
 809                 cat >post-update.expect <<-EOF &&
 810                 refs/heads/main
 811                 EOF
 812
 813                 test_cmp pre-receive.expect pre-receive.actual &&
 814                 test_cmp update.expect update.actual &&
 815                 test_cmp post-receive.expect post-receive.actual &&
 816                 test_cmp post-update.expect post-update.actual
 817         )
 818 '
 819
 820 test_expect_success 'deletion of a non-existent ref alone does trigger post-receive and post-update hooks' '
 821         mk_test_with_hooks testrepo heads/main &&
 822         git push testrepo :refs/heads/nonexistent &&
 823         (
 824                 cd testrepo/.git &&
 825                 cat >pre-receive.expect <<-EOF &&
 826                 $ZERO_OID $ZERO_OID refs/heads/nonexistent
 827                 EOF
 828
 829                 cat >update.expect <<-EOF &&
 830                 refs/heads/nonexistent $ZERO_OID $ZERO_OID
 831                 EOF
 832
 833                 test_cmp pre-receive.expect pre-receive.actual &&
 834                 test_cmp update.expect update.actual &&
 835                 test_path_is_missing post-receive.actual &&
 836                 test_path_is_missing post-update.actual
 837         )
 838 '
 839
 840 test_expect_success 'mixed ref updates, deletes, invalid deletes trigger hooks with correct input' '
 841         mk_test_with_hooks testrepo heads/main heads/next heads/seen &&
 842         orgmain=$(cd testrepo && git show-ref -s --verify refs/heads/main) &&
 843         newmain=$(git show-ref -s --verify refs/heads/main) &&
 844         orgnext=$(cd testrepo && git show-ref -s --verify refs/heads/next) &&
 845         newnext=$ZERO_OID &&
 846         orgseen=$(cd testrepo && git show-ref -s --verify refs/heads/seen) &&
 847         newseen=$(git show-ref -s --verify refs/heads/main) &&
 848         git push testrepo refs/heads/main:refs/heads/main \
 849             refs/heads/main:refs/heads/seen :refs/heads/next \
 850             :refs/heads/nonexistent &&
 851         (
 852                 cd testrepo/.git &&
 853                 cat >pre-receive.expect <<-EOF &&
 854                 $orgmain $newmain refs/heads/main
 855                 $orgnext $newnext refs/heads/next
 856                 $orgseen $newseen refs/heads/seen
 857                 $ZERO_OID $ZERO_OID refs/heads/nonexistent
 858                 EOF
 859
 860                 cat >update.expect <<-EOF &&
 861                 refs/heads/main $orgmain $newmain
 862                 refs/heads/next $orgnext $newnext
 863                 refs/heads/seen $orgseen $newseen
 864                 refs/heads/nonexistent $ZERO_OID $ZERO_OID
 865                 EOF
 866
 867                 cat >post-receive.expect <<-EOF &&
 868                 $orgmain $newmain refs/heads/main
 869                 $orgnext $newnext refs/heads/next
 870                 $orgseen $newseen refs/heads/seen
 871                 EOF
 872
 873                 cat >post-update.expect <<-EOF &&
 874                 refs/heads/main
 875                 refs/heads/next
 876                 refs/heads/seen
 877                 EOF
 878
 879                 test_cmp pre-receive.expect pre-receive.actual &&
 880                 test_cmp update.expect update.actual &&
 881                 test_cmp post-receive.expect post-receive.actual &&
 882                 test_cmp post-update.expect post-update.actual
 883         )
 884 '
 885
 886 test_expect_success 'allow deleting a ref using --delete' '
 887         mk_test testrepo heads/main &&
 888         (cd testrepo && git config receive.denyDeleteCurrent warn) &&
 889         git push testrepo --delete main &&
 890         (cd testrepo && test_must_fail git rev-parse --verify refs/heads/main)
 891 '
 892
 893 test_expect_success 'allow deleting a tag using --delete' '
 894         mk_test testrepo heads/main &&
 895         git tag -a -m dummy_message deltag heads/main &&
 896         git push testrepo --tags &&
 897         (cd testrepo && git rev-parse --verify -q refs/tags/deltag) &&
 898         git push testrepo --delete tag deltag &&
 899         (cd testrepo && test_must_fail git rev-parse --verify refs/tags/deltag)
 900 '
 901
 902 test_expect_success 'push --delete without args aborts' '
 903         mk_test testrepo heads/main &&
 904         test_must_fail git push testrepo --delete
 905 '
 906
 907 test_expect_success 'push --delete refuses src:dest refspecs' '
 908         mk_test testrepo heads/main &&
 909         test_must_fail git push testrepo --delete main:foo
 910 '
 911
 912 test_expect_success 'push --delete refuses empty string' '
 913         mk_test testrepo heads/master &&
 914         test_must_fail git push testrepo --delete ""
 915 '
 916
 917 test_expect_success 'push --delete onelevel refspecs' '
 918         mk_test testrepo heads/main &&
 919         git -C testrepo update-ref refs/onelevel refs/heads/main &&
 920         git push testrepo --delete refs/onelevel &&
 921         test_must_fail git -C testrepo rev-parse --verify refs/onelevel
 922 '
 923
 924 test_expect_success 'warn on push to HEAD of non-bare repository' '
 925         mk_test testrepo heads/main &&
 926         (
 927                 cd testrepo &&
 928                 git checkout main &&
 929                 git config receive.denyCurrentBranch warn
 930         ) &&
 931         git push testrepo main 2>stderr &&
 932         grep "warning: updating the current branch" stderr
 933 '
 934
 935 test_expect_success 'deny push to HEAD of non-bare repository' '
 936         mk_test testrepo heads/main &&
 937         (
 938                 cd testrepo &&
 939                 git checkout main &&
 940                 git config receive.denyCurrentBranch true
 941         ) &&
 942         test_must_fail git push testrepo main
 943 '
 944
 945 test_expect_success 'allow push to HEAD of bare repository (bare)' '
 946         mk_test testrepo heads/main &&
 947         (
 948                 cd testrepo &&
 949                 git checkout main &&
 950                 git config receive.denyCurrentBranch true &&
 951                 git config core.bare true
 952         ) &&
 953         git push testrepo main 2>stderr &&
 954         ! grep "warning: updating the current branch" stderr
 955 '
 956
 957 test_expect_success 'allow push to HEAD of non-bare repository (config)' '
 958         mk_test testrepo heads/main &&
 959         (
 960                 cd testrepo &&
 961                 git checkout main &&
 962                 git config receive.denyCurrentBranch false
 963         ) &&
 964         git push testrepo main 2>stderr &&
 965         ! grep "warning: updating the current branch" stderr
 966 '
 967
 968 test_expect_success 'fetch with branches' '
 969         mk_empty testrepo &&
 970         git branch second $the_first_commit &&
 971         git checkout second &&
 972         mkdir testrepo/.git/branches &&
 973         echo ".." > testrepo/.git/branches/branch1 &&
 974         (
 975                 cd testrepo &&
 976                 git fetch branch1 &&
 977                 echo "$the_commit commit        refs/heads/branch1" >expect &&
 978                 git for-each-ref refs/heads >actual &&
 979                 test_cmp expect actual
 980         ) &&
 981         git checkout main
 982 '
 983
 984 test_expect_success 'fetch with branches containing #' '
 985         mk_empty testrepo &&
 986         mkdir testrepo/.git/branches &&
 987         echo "..#second" > testrepo/.git/branches/branch2 &&
 988         (
 989                 cd testrepo &&
 990                 git fetch branch2 &&
 991                 echo "$the_first_commit commit  refs/heads/branch2" >expect &&
 992                 git for-each-ref refs/heads >actual &&
 993                 test_cmp expect actual
 994         ) &&
 995         git checkout main
 996 '
 997
 998 test_expect_success 'push with branches' '
 999         mk_empty testrepo &&
1000         git checkout second &&
1001
1002         test_when_finished "rm -rf .git/branches" &&
1003         mkdir .git/branches &&
1004         echo "testrepo" > .git/branches/branch1 &&
1005
1006         git push branch1 &&
1007         (
1008                 cd testrepo &&
1009                 echo "$the_first_commit commit  refs/heads/main" >expect &&
1010                 git for-each-ref refs/heads >actual &&
1011                 test_cmp expect actual
1012         )
1013 '
1014
1015 test_expect_success 'push with branches containing #' '
1016         mk_empty testrepo &&
1017
1018         test_when_finished "rm -rf .git/branches" &&
1019         mkdir .git/branches &&
1020         echo "testrepo#branch3" > .git/branches/branch2 &&
1021
1022         git push branch2 &&
1023         (
1024                 cd testrepo &&
1025                 echo "$the_first_commit commit  refs/heads/branch3" >expect &&
1026                 git for-each-ref refs/heads >actual &&
1027                 test_cmp expect actual
1028         ) &&
1029         git checkout main
1030 '
1031
1032 test_expect_success 'push into aliased refs (consistent)' '
1033         mk_test testrepo heads/main &&
1034         mk_child testrepo child1 &&
1035         mk_child testrepo child2 &&
1036         (
1037                 cd child1 &&
1038                 git branch foo &&
1039                 git symbolic-ref refs/heads/bar refs/heads/foo &&
1040                 git config receive.denyCurrentBranch false
1041         ) &&
1042         (
1043                 cd child2 &&
1044                 >path2 &&
1045                 git add path2 &&
1046                 test_tick &&
1047                 git commit -a -m child2 &&
1048                 git branch foo &&
1049                 git branch bar &&
1050                 git push ../child1 foo bar
1051         )
1052 '
1053
1054 test_expect_success 'push into aliased refs (inconsistent)' '
1055         mk_test testrepo heads/main &&
1056         mk_child testrepo child1 &&
1057         mk_child testrepo child2 &&
1058         (
1059                 cd child1 &&
1060                 git branch foo &&
1061                 git symbolic-ref refs/heads/bar refs/heads/foo &&
1062                 git config receive.denyCurrentBranch false
1063         ) &&
1064         (
1065                 cd child2 &&
1066                 >path2 &&
1067                 git add path2 &&
1068                 test_tick &&
1069                 git commit -a -m child2 &&
1070                 git branch foo &&
1071                 >path3 &&
1072                 git add path3 &&
1073                 test_tick &&
1074                 git commit -a -m child2 &&
1075                 git branch bar &&
1076                 test_must_fail git push ../child1 foo bar 2>stderr &&
1077                 grep "refusing inconsistent update" stderr
1078         )
1079 '
1080
1081 test_force_push_tag () {
1082         tag_type_description=$1
1083         tag_args=$2
1084
1085         test_expect_success "force pushing required to update $tag_type_description" "
1086                 mk_test testrepo heads/main &&
1087                 mk_child testrepo child1 &&
1088                 mk_child testrepo child2 &&
1089                 (
1090                         cd child1 &&
1091                         git tag testTag &&
1092                         git push ../child2 testTag &&
1093                         >file1 &&
1094                         git add file1 &&
1095                         git commit -m 'file1' &&
1096                         git tag $tag_args testTag &&
1097                         test_must_fail git push ../child2 testTag &&
1098                         git push --force ../child2 testTag &&
1099                         git tag $tag_args testTag HEAD~ &&
1100                         test_must_fail git push ../child2 testTag &&
1101                         git push --force ../child2 testTag &&
1102
1103                         # Clobbering without + in refspec needs --force
1104                         git tag -f testTag &&
1105                         test_must_fail git push ../child2 'refs/tags/*:refs/tags/*' &&
1106                         git push --force ../child2 'refs/tags/*:refs/tags/*' &&
1107
1108                         # Clobbering with + in refspec does not need --force
1109                         git tag -f testTag HEAD~ &&
1110                         git push ../child2 '+refs/tags/*:refs/tags/*' &&
1111
1112                         # Clobbering with --no-force still obeys + in refspec
1113                         git tag -f testTag &&
1114                         git push --no-force ../child2 '+refs/tags/*:refs/tags/*' &&
1115
1116                         # Clobbering with/without --force and 'tag <name>' format
1117                         git tag -f testTag HEAD~ &&
1118                         test_must_fail git push ../child2 tag testTag &&
1119                         git push --force ../child2 tag testTag
1120                 )
1121         "
1122 }
1123
1124 test_force_push_tag "lightweight tag" "-f"
1125 test_force_push_tag "annotated tag" "-f -a -m'tag message'"
1126
1127 test_force_fetch_tag () {
1128         tag_type_description=$1
1129         tag_args=$2
1130
1131         test_expect_success "fetch will not clobber an existing $tag_type_description without --force" "
1132                 mk_test testrepo heads/main &&
1133                 mk_child testrepo child1 &&
1134                 mk_child testrepo child2 &&
1135                 (
1136                         cd testrepo &&
1137                         git tag testTag &&
1138                         git -C ../child1 fetch origin tag testTag &&
1139                         >file1 &&
1140                         git add file1 &&
1141                         git commit -m 'file1' &&
1142                         git tag $tag_args testTag &&
1143                         test_must_fail git -C ../child1 fetch origin tag testTag &&
1144                         git -C ../child1 fetch origin '+refs/tags/*:refs/tags/*'
1145                 )
1146         "
1147 }
1148
1149 test_force_fetch_tag "lightweight tag" "-f"
1150 test_force_fetch_tag "annotated tag" "-f -a -m'tag message'"
1151
1152 test_expect_success 'push --porcelain' '
1153         mk_empty testrepo &&
1154         echo >.git/foo  "To testrepo" &&
1155         echo >>.git/foo "*      refs/heads/main:refs/remotes/origin/main        [new reference]"  &&
1156         echo >>.git/foo "Done" &&
1157         git push >.git/bar --porcelain  testrepo refs/heads/main:refs/remotes/origin/main &&
1158         (
1159                 cd testrepo &&
1160                 echo "$the_commit commit        refs/remotes/origin/main" >expect &&
1161                 git for-each-ref refs/remotes/origin >actual &&
1162                 test_cmp expect actual
1163         ) &&
1164         test_cmp .git/foo .git/bar
1165 '
1166
1167 test_expect_success 'push --porcelain bad url' '
1168         mk_empty testrepo &&
1169         test_must_fail git push >.git/bar --porcelain asdfasdfasd refs/heads/main:refs/remotes/origin/main &&
1170         ! grep -q Done .git/bar
1171 '
1172
1173 test_expect_success 'push --porcelain rejected' '
1174         mk_empty testrepo &&
1175         git push testrepo refs/heads/main:refs/remotes/origin/main &&
1176         (cd testrepo &&
1177                 git reset --hard origin/main^ &&
1178                 git config receive.denyCurrentBranch true) &&
1179
1180         echo >.git/foo  "To testrepo"  &&
1181         echo >>.git/foo "!      refs/heads/main:refs/heads/main [remote rejected] (branch is currently checked out)" &&
1182         echo >>.git/foo "Done" &&
1183
1184         test_must_fail git push >.git/bar --porcelain  testrepo refs/heads/main:refs/heads/main &&
1185         test_cmp .git/foo .git/bar
1186 '
1187
1188 test_expect_success 'push --porcelain --dry-run rejected' '
1189         mk_empty testrepo &&
1190         git push testrepo refs/heads/main:refs/remotes/origin/main &&
1191         (cd testrepo &&
1192                 git reset --hard origin/main &&
1193                 git config receive.denyCurrentBranch true) &&
1194
1195         echo >.git/foo  "To testrepo"  &&
1196         echo >>.git/foo "!      refs/heads/main^:refs/heads/main        [rejected] (non-fast-forward)" &&
1197         echo >>.git/foo "Done" &&
1198
1199         test_must_fail git push >.git/bar --porcelain  --dry-run testrepo refs/heads/main^:refs/heads/main &&
1200         test_cmp .git/foo .git/bar
1201 '
1202
1203 test_expect_success 'push --prune' '
1204         mk_test testrepo heads/main heads/second heads/foo heads/bar &&
1205         git push --prune testrepo : &&
1206         check_push_result testrepo $the_commit heads/main &&
1207         check_push_result testrepo $the_first_commit heads/second &&
1208         ! check_push_result testrepo $the_first_commit heads/foo heads/bar
1209 '
1210
1211 test_expect_success 'push --prune refspec' '
1212         mk_test testrepo tmp/main tmp/second tmp/foo tmp/bar &&
1213         git push --prune testrepo "refs/heads/*:refs/tmp/*" &&
1214         check_push_result testrepo $the_commit tmp/main &&
1215         check_push_result testrepo $the_first_commit tmp/second &&
1216         ! check_push_result testrepo $the_first_commit tmp/foo tmp/bar
1217 '
1218
1219 for configsection in transfer receive
1220 do
1221         test_expect_success "push to update a ref hidden by $configsection.hiderefs" '
1222                 mk_test testrepo heads/main hidden/one hidden/two hidden/three &&
1223                 (
1224                         cd testrepo &&
1225                         git config $configsection.hiderefs refs/hidden
1226                 ) &&
1227
1228                 # push to unhidden ref succeeds normally
1229                 git push testrepo main:refs/heads/main &&
1230                 check_push_result testrepo $the_commit heads/main &&
1231
1232                 # push to update a hidden ref should fail
1233                 test_must_fail git push testrepo main:refs/hidden/one &&
1234                 check_push_result testrepo $the_first_commit hidden/one &&
1235
1236                 # push to delete a hidden ref should fail
1237                 test_must_fail git push testrepo :refs/hidden/two &&
1238                 check_push_result testrepo $the_first_commit hidden/two &&
1239
1240                 # idempotent push to update a hidden ref should fail
1241                 test_must_fail git push testrepo $the_first_commit:refs/hidden/three &&
1242                 check_push_result testrepo $the_first_commit hidden/three
1243         '
1244 done
1245
1246 test_expect_success 'fetch exact SHA1' '
1247         mk_test testrepo heads/main hidden/one &&
1248         git push testrepo main:refs/hidden/one &&
1249         (
1250                 cd testrepo &&
1251                 git config transfer.hiderefs refs/hidden
1252         ) &&
1253         check_push_result testrepo $the_commit hidden/one &&
1254
1255         mk_child testrepo child &&
1256         (
1257                 cd child &&
1258
1259                 # make sure $the_commit does not exist here
1260                 git repack -a -d &&
1261                 git prune &&
1262                 test_must_fail git cat-file -t $the_commit &&
1263
1264                 # Some protocol versions (e.g. 2) support fetching
1265                 # unadvertised objects, so restrict this test to v0.
1266
1267                 # fetching the hidden object should fail by default
1268                 test_must_fail env GIT_TEST_PROTOCOL_VERSION=0 \
1269                         git fetch -v ../testrepo $the_commit:refs/heads/copy 2>err &&
1270                 test_grep "Server does not allow request for unadvertised object" err &&
1271                 test_must_fail git rev-parse --verify refs/heads/copy &&
1272
1273                 # the server side can allow it to succeed
1274                 (
1275                         cd ../testrepo &&
1276                         git config uploadpack.allowtipsha1inwant true
1277                 ) &&
1278
1279                 git fetch -v ../testrepo $the_commit:refs/heads/copy main:refs/heads/extra &&
1280                 cat >expect <<-EOF &&
1281                 $the_commit
1282                 $the_first_commit
1283                 EOF
1284                 {
1285                         git rev-parse --verify refs/heads/copy &&
1286                         git rev-parse --verify refs/heads/extra
1287                 } >actual &&
1288                 test_cmp expect actual
1289         )
1290 '
1291
1292 test_expect_success 'fetch exact SHA1 in protocol v2' '
1293         mk_test testrepo heads/main hidden/one &&
1294         git push testrepo main:refs/hidden/one &&
1295         git -C testrepo config transfer.hiderefs refs/hidden &&
1296         check_push_result testrepo $the_commit hidden/one &&
1297
1298         mk_child testrepo child &&
1299         git -C child config protocol.version 2 &&
1300
1301         # make sure $the_commit does not exist here
1302         git -C child repack -a -d &&
1303         git -C child prune &&
1304         test_must_fail git -C child cat-file -t $the_commit &&
1305
1306         # fetching the hidden object succeeds by default
1307         # NEEDSWORK: should this match the v0 behavior instead?
1308         git -C child fetch -v ../testrepo $the_commit:refs/heads/copy
1309 '
1310
1311 for configallowtipsha1inwant in true false
1312 do
1313         test_expect_success "shallow fetch reachable SHA1 (but not a ref), allowtipsha1inwant=$configallowtipsha1inwant" '
1314                 mk_empty testrepo &&
1315                 (
1316                         cd testrepo &&
1317                         git config uploadpack.allowtipsha1inwant $configallowtipsha1inwant &&
1318                         git commit --allow-empty -m foo &&
1319                         git commit --allow-empty -m bar
1320                 ) &&
1321                 SHA1=$(git --git-dir=testrepo/.git rev-parse HEAD^) &&
1322                 mk_empty shallow &&
1323                 (
1324                         cd shallow &&
1325                         # Some protocol versions (e.g. 2) support fetching
1326                         # unadvertised objects, so restrict this test to v0.
1327                         test_must_fail env GIT_TEST_PROTOCOL_VERSION=0 \
1328                                 git fetch --depth=1 ../testrepo/.git $SHA1 &&
1329                         git --git-dir=../testrepo/.git config uploadpack.allowreachablesha1inwant true &&
1330                         git fetch --depth=1 ../testrepo/.git $SHA1 &&
1331                         git cat-file commit $SHA1
1332                 )
1333         '
1334
1335         test_expect_success "deny fetch unreachable SHA1, allowtipsha1inwant=$configallowtipsha1inwant" '
1336                 mk_empty testrepo &&
1337                 (
1338                         cd testrepo &&
1339                         git config uploadpack.allowtipsha1inwant $configallowtipsha1inwant &&
1340                         git commit --allow-empty -m foo &&
1341                         git commit --allow-empty -m bar &&
1342                         git commit --allow-empty -m xyz
1343                 ) &&
1344                 SHA1_1=$(git --git-dir=testrepo/.git rev-parse HEAD^^) &&
1345                 SHA1_2=$(git --git-dir=testrepo/.git rev-parse HEAD^) &&
1346                 SHA1_3=$(git --git-dir=testrepo/.git rev-parse HEAD) &&
1347                 (
1348                         cd testrepo &&
1349                         git reset --hard $SHA1_2 &&
1350                         git cat-file commit $SHA1_1 &&
1351                         git cat-file commit $SHA1_3
1352                 ) &&
1353                 mk_empty shallow &&
1354                 (
1355                         cd shallow &&
1356                         # Some protocol versions (e.g. 2) support fetching
1357                         # unadvertised objects, so restrict this test to v0.
1358                         test_must_fail env GIT_TEST_PROTOCOL_VERSION=0 \
1359                                 git fetch ../testrepo/.git $SHA1_3 &&
1360                         test_must_fail env GIT_TEST_PROTOCOL_VERSION=0 \
1361                                 git fetch ../testrepo/.git $SHA1_1 &&
1362                         git --git-dir=../testrepo/.git config uploadpack.allowreachablesha1inwant true &&
1363                         git fetch ../testrepo/.git $SHA1_1 &&
1364                         git cat-file commit $SHA1_1 &&
1365                         test_must_fail git cat-file commit $SHA1_2 &&
1366                         git fetch ../testrepo/.git $SHA1_2 &&
1367                         git cat-file commit $SHA1_2 &&
1368                         test_must_fail env GIT_TEST_PROTOCOL_VERSION=0 \
1369                                 git fetch ../testrepo/.git $SHA1_3 2>err &&
1370                         # ideally we would insist this be on a "remote error:"
1371                         # line, but it is racy; see the commit message
1372                         test_grep "not our ref.*$SHA1_3\$" err
1373                 )
1374         '
1375 done
1376
1377 test_expect_success 'fetch follows tags by default' '
1378         mk_test testrepo heads/main &&
1379         test_when_finished "rm -rf src" &&
1380         git init src &&
1381         (
1382                 cd src &&
1383                 git pull ../testrepo main &&
1384                 git tag -m "annotated" tag &&
1385                 git for-each-ref >tmp1 &&
1386                 sed -n "p; s|refs/heads/main$|refs/remotes/origin/main|p" tmp1 |
1387                 sort -k 3 >../expect
1388         ) &&
1389         test_when_finished "rm -rf dst" &&
1390         git init dst &&
1391         (
1392                 cd dst &&
1393                 git remote add origin ../src &&
1394                 git config branch.main.remote origin &&
1395                 git config branch.main.merge refs/heads/main &&
1396                 git pull &&
1397                 git for-each-ref >../actual
1398         ) &&
1399         test_cmp expect actual
1400 '
1401
1402 test_expect_success 'peeled advertisements are not considered ref tips' '
1403         mk_empty testrepo &&
1404         git -C testrepo commit --allow-empty -m one &&
1405         git -C testrepo commit --allow-empty -m two &&
1406         git -C testrepo tag -m foo mytag HEAD^ &&
1407         oid=$(git -C testrepo rev-parse mytag^{commit}) &&
1408         test_must_fail env GIT_TEST_PROTOCOL_VERSION=0 \
1409                 git fetch testrepo $oid 2>err &&
1410         test_grep "Server does not allow request for unadvertised object" err
1411 '
1412
1413 test_expect_success 'pushing a specific ref applies remote.$name.push as refmap' '
1414         mk_test testrepo heads/main &&
1415         test_when_finished "rm -rf src" &&
1416         git init src &&
1417         test_when_finished "rm -rf dst" &&
1418         git init --bare dst &&
1419         (
1420                 cd src &&
1421                 git pull ../testrepo main &&
1422                 git branch next &&
1423                 git config remote.dst.url ../dst &&
1424                 git config remote.dst.push "+refs/heads/*:refs/remotes/src/*" &&
1425                 git push dst main &&
1426                 git show-ref refs/heads/main |
1427                 sed -e "s|refs/heads/|refs/remotes/src/|" >../dst/expect
1428         ) &&
1429         (
1430                 cd dst &&
1431                 test_must_fail git show-ref refs/heads/next &&
1432                 test_must_fail git show-ref refs/heads/main &&
1433                 git show-ref refs/remotes/src/main >actual
1434         ) &&
1435         test_cmp dst/expect dst/actual
1436 '
1437
1438 test_expect_success 'with no remote.$name.push, it is not used as refmap' '
1439         mk_test testrepo heads/main &&
1440         test_when_finished "rm -rf src" &&
1441         git init src &&
1442         test_when_finished "rm -rf dst" &&
1443         git init --bare dst &&
1444         (
1445                 cd src &&
1446                 git pull ../testrepo main &&
1447                 git branch next &&
1448                 git config remote.dst.url ../dst &&
1449                 git config push.default matching &&
1450                 git push dst main &&
1451                 git show-ref refs/heads/main >../dst/expect
1452         ) &&
1453         (
1454                 cd dst &&
1455                 test_must_fail git show-ref refs/heads/next &&
1456                 git show-ref refs/heads/main >actual
1457         ) &&
1458         test_cmp dst/expect dst/actual
1459 '
1460
1461 test_expect_success 'with no remote.$name.push, upstream mapping is used' '
1462         mk_test testrepo heads/main &&
1463         test_when_finished "rm -rf src" &&
1464         git init src &&
1465         test_when_finished "rm -rf dst" &&
1466         git init --bare dst &&
1467         (
1468                 cd src &&
1469                 git pull ../testrepo main &&
1470                 git branch next &&
1471                 git config remote.dst.url ../dst &&
1472                 git config remote.dst.fetch "+refs/heads/*:refs/remotes/dst/*" &&
1473                 git config push.default upstream &&
1474
1475                 git config branch.main.merge refs/heads/trunk &&
1476                 git config branch.main.remote dst &&
1477
1478                 git push dst main &&
1479                 git show-ref refs/heads/main |
1480                 sed -e "s|refs/heads/main|refs/heads/trunk|" >../dst/expect
1481         ) &&
1482         (
1483                 cd dst &&
1484                 test_must_fail git show-ref refs/heads/main &&
1485                 test_must_fail git show-ref refs/heads/next &&
1486                 git show-ref refs/heads/trunk >actual
1487         ) &&
1488         test_cmp dst/expect dst/actual
1489 '
1490
1491 test_expect_success 'push does not follow tags by default' '
1492         mk_test testrepo heads/main &&
1493         test_when_finished "rm -rf src" &&
1494         git init src &&
1495         test_when_finished "rm -rf dst" &&
1496         git init --bare dst &&
1497         (
1498                 cd src &&
1499                 git pull ../testrepo main &&
1500                 git tag -m "annotated" tag &&
1501                 git checkout -b another &&
1502                 git commit --allow-empty -m "future commit" &&
1503                 git tag -m "future" future &&
1504                 git checkout main &&
1505                 git for-each-ref refs/heads/main >../expect &&
1506                 git push ../dst main
1507         ) &&
1508         (
1509                 cd dst &&
1510                 git for-each-ref >../actual
1511         ) &&
1512         test_cmp expect actual
1513 '
1514
1515 test_expect_success 'push --follow-tags only pushes relevant tags' '
1516         mk_test testrepo heads/main &&
1517         test_when_finished "rm -rf src" &&
1518         git init src &&
1519         test_when_finished "rm -rf dst" &&
1520         git init --bare dst &&
1521         (
1522                 cd src &&
1523                 git pull ../testrepo main &&
1524                 git tag -m "annotated" tag &&
1525                 git checkout -b another &&
1526                 git commit --allow-empty -m "future commit" &&
1527                 git tag -m "future" future &&
1528                 git checkout main &&
1529                 git for-each-ref refs/heads/main refs/tags/tag >../expect &&
1530                 git push --follow-tags ../dst main
1531         ) &&
1532         (
1533                 cd dst &&
1534                 git for-each-ref >../actual
1535         ) &&
1536         test_cmp expect actual
1537 '
1538
1539 test_expect_success 'push --no-thin must produce non-thin pack' '
1540         cat >>path1 <<\EOF &&
1541 keep base version of path1 big enough, compared to the new changes
1542 later, in order to pass size heuristics in
1543 builtin/pack-objects.c:try_delta()
1544 EOF
1545         git commit -am initial &&
1546         git init no-thin &&
1547         git --git-dir=no-thin/.git config receive.unpacklimit 0 &&
1548         git push no-thin/.git refs/heads/main:refs/heads/foo &&
1549         echo modified >> path1 &&
1550         git commit -am modified &&
1551         git repack -adf &&
1552         rcvpck="git receive-pack --reject-thin-pack-for-testing" &&
1553         git push --no-thin --receive-pack="$rcvpck" no-thin/.git refs/heads/main:refs/heads/foo
1554 '
1555
1556 test_expect_success 'pushing a tag pushes the tagged object' '
1557         blob=$(echo unreferenced | git hash-object -w --stdin) &&
1558         git tag -m foo tag-of-blob $blob &&
1559         test_when_finished "rm -rf dst.git" &&
1560         git init --bare dst.git &&
1561         git push dst.git tag-of-blob &&
1562         # the receiving index-pack should have noticed
1563         # any problems, but we double check
1564         echo unreferenced >expect &&
1565         git --git-dir=dst.git cat-file blob tag-of-blob >actual &&
1566         test_cmp expect actual
1567 '
1568
1569 test_expect_success 'push into bare respects core.logallrefupdates' '
1570         test_when_finished "rm -rf dst.git" &&
1571         git init --bare dst.git &&
1572         git -C dst.git config core.logallrefupdates true &&
1573
1574         # double push to test both with and without
1575         # the actual pack transfer
1576         git push dst.git main:one &&
1577         echo "one@{0} push" >expect &&
1578         git -C dst.git log -g --format="%gd %gs" one >actual &&
1579         test_cmp expect actual &&
1580
1581         git push dst.git main:two &&
1582         echo "two@{0} push" >expect &&
1583         git -C dst.git log -g --format="%gd %gs" two >actual &&
1584         test_cmp expect actual
1585 '
1586
1587 test_expect_success 'fetch into bare respects core.logallrefupdates' '
1588         test_when_finished "rm -rf dst.git" &&
1589         git init --bare dst.git &&
1590         (
1591                 cd dst.git &&
1592                 git config core.logallrefupdates true &&
1593
1594                 # as above, we double-fetch to test both
1595                 # with and without pack transfer
1596                 git fetch .. main:one &&
1597                 echo "one@{0} fetch .. main:one: storing head" >expect &&
1598                 git log -g --format="%gd %gs" one >actual &&
1599                 test_cmp expect actual &&
1600
1601                 git fetch .. main:two &&
1602                 echo "two@{0} fetch .. main:two: storing head" >expect &&
1603                 git log -g --format="%gd %gs" two >actual &&
1604                 test_cmp expect actual
1605         )
1606 '
1607
1608 test_expect_success 'receive.denyCurrentBranch = updateInstead' '
1609         mk_empty testrepo &&
1610         git push testrepo main &&
1611         (
1612                 cd testrepo &&
1613                 git reset --hard &&
1614                 git config receive.denyCurrentBranch updateInstead
1615         ) &&
1616         test_commit third path2 &&
1617
1618         # Try pushing into a repository with pristine working tree
1619         git push testrepo main &&
1620         (
1621                 cd testrepo &&
1622                 git update-index -q --refresh &&
1623                 git diff-files --quiet -- &&
1624                 git diff-index --quiet --cached HEAD -- &&
1625                 test third = "$(cat path2)" &&
1626                 test $(git -C .. rev-parse HEAD) = $(git rev-parse HEAD)
1627         ) &&
1628
1629         # Try pushing into a repository with working tree needing a refresh
1630         (
1631                 cd testrepo &&
1632                 git reset --hard HEAD^ &&
1633                 test $(git -C .. rev-parse HEAD^) = $(git rev-parse HEAD) &&
1634                 test-tool chmtime +100 path1
1635         ) &&
1636         git push testrepo main &&
1637         (
1638                 cd testrepo &&
1639                 git update-index -q --refresh &&
1640                 git diff-files --quiet -- &&
1641                 git diff-index --quiet --cached HEAD -- &&
1642                 test_cmp ../path1 path1 &&
1643                 test third = "$(cat path2)" &&
1644                 test $(git -C .. rev-parse HEAD) = $(git rev-parse HEAD)
1645         ) &&
1646
1647         # Update what is to be pushed
1648         test_commit fourth path2 &&
1649
1650         # Try pushing into a repository with a dirty working tree
1651         # (1) the working tree updated
1652         (
1653                 cd testrepo &&
1654                 echo changed >path1
1655         ) &&
1656         test_must_fail git push testrepo main &&
1657         (
1658                 cd testrepo &&
1659                 test $(git -C .. rev-parse HEAD^) = $(git rev-parse HEAD) &&
1660                 git diff --quiet --cached &&
1661                 test changed = "$(cat path1)"
1662         ) &&
1663
1664         # (2) the index updated
1665         (
1666                 cd testrepo &&
1667                 echo changed >path1 &&
1668                 git add path1
1669         ) &&
1670         test_must_fail git push testrepo main &&
1671         (
1672                 cd testrepo &&
1673                 test $(git -C .. rev-parse HEAD^) = $(git rev-parse HEAD) &&
1674                 git diff --quiet &&
1675                 test changed = "$(cat path1)"
1676         ) &&
1677
1678         # Introduce a new file in the update
1679         test_commit fifth path3 &&
1680
1681         # (3) the working tree has an untracked file that would interfere
1682         (
1683                 cd testrepo &&
1684                 git reset --hard &&
1685                 echo changed >path3
1686         ) &&
1687         test_must_fail git push testrepo main &&
1688         (
1689                 cd testrepo &&
1690                 test $(git -C .. rev-parse HEAD^^) = $(git rev-parse HEAD) &&
1691                 git diff --quiet &&
1692                 git diff --quiet --cached &&
1693                 test changed = "$(cat path3)"
1694         ) &&
1695
1696         # (4) the target changes to what gets pushed but it still is a change
1697         (
1698                 cd testrepo &&
1699                 git reset --hard &&
1700                 echo fifth >path3 &&
1701                 git add path3
1702         ) &&
1703         test_must_fail git push testrepo main &&
1704         (
1705                 cd testrepo &&
1706                 test $(git -C .. rev-parse HEAD^^) = $(git rev-parse HEAD) &&
1707                 git diff --quiet &&
1708                 test fifth = "$(cat path3)"
1709         ) &&
1710
1711         # (5) push into void
1712         test_when_finished "rm -rf void" &&
1713         git init void &&
1714         (
1715                 cd void &&
1716                 git config receive.denyCurrentBranch updateInstead
1717         ) &&
1718         git push void main &&
1719         (
1720                 cd void &&
1721                 test $(git -C .. rev-parse main) = $(git rev-parse HEAD) &&
1722                 git diff --quiet &&
1723                 git diff --cached --quiet
1724         ) &&
1725
1726         # (6) updateInstead intervened by fast-forward check
1727         test_must_fail git push void main^:main &&
1728         test $(git -C void rev-parse HEAD) = $(git rev-parse main) &&
1729         git -C void diff --quiet &&
1730         git -C void diff --cached --quiet
1731 '
1732
1733 test_expect_success 'updateInstead with push-to-checkout hook' '
1734         test_when_finished "rm -rf testrepo" &&
1735         git init testrepo &&
1736         git -C testrepo pull .. main &&
1737         git -C testrepo reset --hard HEAD^^ &&
1738         git -C testrepo tag initial &&
1739         git -C testrepo config receive.denyCurrentBranch updateInstead &&
1740         test_hook -C testrepo push-to-checkout <<-\EOF &&
1741         echo >&2 updating from $(git rev-parse HEAD)
1742         echo >&2 updating to "$1"
1743
1744         git update-index -q --refresh &&
1745         git read-tree -u -m HEAD "$1" || {
1746                 status=$?
1747                 echo >&2 read-tree failed
1748                 exit $status
1749         }
1750         EOF
1751
1752         # Try pushing into a pristine
1753         git push testrepo main &&
1754         (
1755                 cd testrepo &&
1756                 git diff --quiet &&
1757                 git diff HEAD --quiet &&
1758                 test $(git -C .. rev-parse HEAD) = $(git rev-parse HEAD)
1759         ) &&
1760
1761         # Try pushing into a repository with conflicting change
1762         (
1763                 cd testrepo &&
1764                 git reset --hard initial &&
1765                 echo conflicting >path2
1766         ) &&
1767         test_must_fail git push testrepo main &&
1768         (
1769                 cd testrepo &&
1770                 test $(git rev-parse initial) = $(git rev-parse HEAD) &&
1771                 test conflicting = "$(cat path2)" &&
1772                 git diff-index --quiet --cached HEAD
1773         ) &&
1774
1775         # Try pushing into a repository with unrelated change
1776         (
1777                 cd testrepo &&
1778                 git reset --hard initial &&
1779                 echo unrelated >path1 &&
1780                 echo irrelevant >path5 &&
1781                 git add path5
1782         ) &&
1783         git push testrepo main &&
1784         (
1785                 cd testrepo &&
1786                 test "$(cat path1)" = unrelated &&
1787                 test "$(cat path5)" = irrelevant &&
1788                 test "$(git diff --name-only --cached HEAD)" = path5 &&
1789                 test $(git -C .. rev-parse HEAD) = $(git rev-parse HEAD)
1790         ) &&
1791
1792         # push into void
1793         test_when_finished "rm -rf void" &&
1794         git init void &&
1795         git -C void config receive.denyCurrentBranch updateInstead &&
1796         test_hook -C void push-to-checkout <<-\EOF &&
1797         if git rev-parse --quiet --verify HEAD
1798         then
1799                 has_head=yes
1800                 echo >&2 updating from $(git rev-parse HEAD)
1801         else
1802                 has_head=no
1803                 echo >&2 pushing into void
1804         fi
1805         echo >&2 updating to "$1"
1806
1807         git update-index -q --refresh &&
1808         case "$has_head" in
1809         yes)
1810                 git read-tree -u -m HEAD "$1" ;;
1811         no)
1812                 git read-tree -u -m "$1" ;;
1813         esac || {
1814                 status=$?
1815                 echo >&2 read-tree failed
1816                 exit $status
1817         }
1818         EOF
1819
1820         git push void main &&
1821         (
1822                 cd void &&
1823                 git diff --quiet &&
1824                 git diff --cached --quiet &&
1825                 test $(git -C .. rev-parse HEAD) = $(git rev-parse HEAD)
1826         )
1827 '
1828
1829 test_expect_success 'denyCurrentBranch and worktrees' '
1830         git worktree add new-wt &&
1831         git clone . cloned &&
1832         test_commit -C cloned first &&
1833         test_config receive.denyCurrentBranch refuse &&
1834         test_must_fail git -C cloned push origin HEAD:new-wt &&
1835         test_config receive.denyCurrentBranch updateInstead &&
1836         git -C cloned push origin HEAD:new-wt &&
1837         test_path_exists new-wt/first.t &&
1838         test_must_fail git -C cloned push --delete origin new-wt
1839 '
1840
1841 test_expect_success 'denyCurrentBranch and bare repository worktrees' '
1842         test_when_finished "rm -fr bare.git" &&
1843         git clone --bare . bare.git &&
1844         git -C bare.git worktree add wt &&
1845         test_commit grape &&
1846         git -C bare.git config receive.denyCurrentBranch refuse &&
1847         test_must_fail git push bare.git HEAD:wt &&
1848         git -C bare.git config receive.denyCurrentBranch updateInstead &&
1849         git push bare.git HEAD:wt &&
1850         test_path_exists bare.git/wt/grape.t &&
1851         test_must_fail git push --delete bare.git wt
1852 '
1853
1854 test_expect_success 'refuse fetch to current branch of worktree' '
1855         test_when_finished "git worktree remove --force wt && git branch -D wt" &&
1856         git worktree add wt &&
1857         test_commit apple &&
1858         test_must_fail git fetch . HEAD:wt &&
1859         git fetch -u . HEAD:wt
1860 '
1861
1862 test_expect_success 'refuse fetch to current branch of bare repository worktree' '
1863         test_when_finished "rm -fr bare.git" &&
1864         git clone --bare . bare.git &&
1865         git -C bare.git worktree add wt &&
1866         test_commit banana &&
1867         test_must_fail git -C bare.git fetch .. HEAD:wt &&
1868         git -C bare.git fetch -u .. HEAD:wt
1869 '
1870
1871 test_expect_success 'refuse to push a hidden ref, and make sure do not pollute the repository' '
1872         mk_empty testrepo &&
1873         git -C testrepo config receive.hiderefs refs/hidden &&
1874         git -C testrepo config receive.unpackLimit 1 &&
1875         test_must_fail git push testrepo HEAD:refs/hidden/foo &&
1876         test_dir_is_empty testrepo/.git/objects/pack
1877 '
1878
1879 test_expect_success 'push with config push.useBitmaps' '
1880         mk_test testrepo heads/main &&
1881         git checkout main &&
1882         test_unconfig push.useBitmaps &&
1883         GIT_TRACE2_EVENT="$PWD/default" \
1884         git push --quiet testrepo main:test &&
1885         test_subcommand git pack-objects --all-progress-implied --revs --stdout \
1886                 --thin --delta-base-offset -q <default &&
1887
1888         test_config push.useBitmaps true &&
1889         GIT_TRACE2_EVENT="$PWD/true" \
1890         git push --quiet testrepo main:test2 &&
1891         test_subcommand git pack-objects --all-progress-implied --revs --stdout \
1892                 --thin --delta-base-offset -q <true &&
1893
1894         test_config push.useBitmaps false &&
1895         GIT_TRACE2_EVENT="$PWD/false" \
1896         git push --quiet testrepo main:test3 &&
1897         test_subcommand git pack-objects --all-progress-implied --revs --stdout \
1898                 --thin --delta-base-offset -q --no-use-bitmap-index <false
1899 '
1900
1901 test_done