t/t0001-init.sh

   1 #!/bin/sh
   2
   3 test_description='git init'
   4
   5 . ./test-lib.sh
   6
   7 check_config () {
   8         if test_path_is_dir "$1" &&
   9            test_path_is_file "$1/config" && test_path_is_dir "$1/refs"
  10         then
  11                 : happy
  12         else
  13                 echo "expected a directory $1, a file $1/config and $1/refs"
  14                 return 1
  15         fi
  16
  17         if test_have_prereq POSIXPERM && test -x "$1/config"
  18         then
  19                 echo "$1/config is executable?"
  20                 return 1
  21         fi
  22
  23         bare=$(cd "$1" && git config --bool core.bare)
  24         worktree=$(cd "$1" && git config core.worktree) ||
  25         worktree=unset
  26
  27         test "$bare" = "$2" && test "$worktree" = "$3" || {
  28                 echo "expected bare=$2 worktree=$3"
  29                 echo "     got bare=$bare worktree=$worktree"
  30                 return 1
  31         }
  32 }
  33
  34 test_expect_success 'plain' '
  35         git init plain &&
  36         check_config plain/.git false unset
  37 '
  38
  39 test_expect_success 'plain nested in bare' '
  40         (
  41                 git init --bare bare-ancestor.git &&
  42                 cd bare-ancestor.git &&
  43                 mkdir plain-nested &&
  44                 cd plain-nested &&
  45                 git init
  46         ) &&
  47         check_config bare-ancestor.git/plain-nested/.git false unset
  48 '
  49
  50 test_expect_success 'plain through aliased command, outside any git repo' '
  51         (
  52                 HOME=$(pwd)/alias-config &&
  53                 export HOME &&
  54                 mkdir alias-config &&
  55                 echo "[alias] aliasedinit = init" >alias-config/.gitconfig &&
  56
  57                 GIT_CEILING_DIRECTORIES=$(pwd) &&
  58                 export GIT_CEILING_DIRECTORIES &&
  59
  60                 mkdir plain-aliased &&
  61                 cd plain-aliased &&
  62                 git aliasedinit
  63         ) &&
  64         check_config plain-aliased/.git false unset
  65 '
  66
  67 test_expect_success 'plain nested through aliased command' '
  68         (
  69                 git init plain-ancestor-aliased &&
  70                 cd plain-ancestor-aliased &&
  71                 echo "[alias] aliasedinit = init" >>.git/config &&
  72                 mkdir plain-nested &&
  73                 cd plain-nested &&
  74                 git aliasedinit
  75         ) &&
  76         check_config plain-ancestor-aliased/plain-nested/.git false unset
  77 '
  78
  79 test_expect_success 'plain nested in bare through aliased command' '
  80         (
  81                 git init --bare bare-ancestor-aliased.git &&
  82                 cd bare-ancestor-aliased.git &&
  83                 echo "[alias] aliasedinit = init" >>config &&
  84                 mkdir plain-nested &&
  85                 cd plain-nested &&
  86                 git aliasedinit
  87         ) &&
  88         check_config bare-ancestor-aliased.git/plain-nested/.git false unset
  89 '
  90
  91 test_expect_success 'No extra GIT_* on alias scripts' '
  92         write_script script <<-\EOF &&
  93         env |
  94                 sed -n \
  95                         -e "/^GIT_PREFIX=/d" \
  96                         -e "/^GIT_TEXTDOMAINDIR=/d" \
  97                         -e "/^GIT_TRACE2_PARENT/d" \
  98                         -e "/^GIT_/s/=.*//p" |
  99                 sort
 100         EOF
 101         ./script >expected &&
 102         git config alias.script \!./script &&
 103         ( mkdir sub && cd sub && git script >../actual ) &&
 104         test_cmp expected actual
 105 '
 106
 107 test_expect_success 'plain with GIT_WORK_TREE' '
 108         mkdir plain-wt &&
 109         test_must_fail env GIT_WORK_TREE="$(pwd)/plain-wt" git init plain-wt
 110 '
 111
 112 test_expect_success 'plain bare' '
 113         git --bare init plain-bare-1 &&
 114         check_config plain-bare-1 true unset
 115 '
 116
 117 test_expect_success 'plain bare with GIT_WORK_TREE' '
 118         mkdir plain-bare-2 &&
 119         test_must_fail \
 120                 env GIT_WORK_TREE="$(pwd)/plain-bare-2" \
 121                 git --bare init plain-bare-2
 122 '
 123
 124 test_expect_success 'GIT_DIR bare' '
 125         mkdir git-dir-bare.git &&
 126         GIT_DIR=git-dir-bare.git git init &&
 127         check_config git-dir-bare.git true unset
 128 '
 129
 130 test_expect_success 'init --bare' '
 131         git init --bare init-bare.git &&
 132         check_config init-bare.git true unset
 133 '
 134
 135 test_expect_success 'GIT_DIR non-bare' '
 136
 137         (
 138                 mkdir non-bare &&
 139                 cd non-bare &&
 140                 GIT_DIR=.git git init
 141         ) &&
 142         check_config non-bare/.git false unset
 143 '
 144
 145 test_expect_success 'GIT_DIR & GIT_WORK_TREE (1)' '
 146
 147         (
 148                 mkdir git-dir-wt-1.git &&
 149                 GIT_WORK_TREE=$(pwd) GIT_DIR=git-dir-wt-1.git git init
 150         ) &&
 151         check_config git-dir-wt-1.git false "$(pwd)"
 152 '
 153
 154 test_expect_success 'GIT_DIR & GIT_WORK_TREE (2)' '
 155         mkdir git-dir-wt-2.git &&
 156         test_must_fail env \
 157                 GIT_WORK_TREE="$(pwd)" \
 158                 GIT_DIR=git-dir-wt-2.git \
 159                 git --bare init
 160 '
 161
 162 test_expect_success 'reinit' '
 163
 164         (
 165                 mkdir again &&
 166                 cd again &&
 167                 git -c init.defaultBranch=initial init >out1 2>err1 &&
 168                 git init >out2 2>err2
 169         ) &&
 170         test_grep "Initialized empty" again/out1 &&
 171         test_grep "Reinitialized existing" again/out2 &&
 172         test_must_be_empty again/err1 &&
 173         test_must_be_empty again/err2
 174 '
 175
 176 test_expect_success 'init with --template' '
 177         mkdir template-source &&
 178         echo content >template-source/file &&
 179         git init --template=template-source template-custom &&
 180         test_cmp template-source/file template-custom/.git/file
 181 '
 182
 183 test_expect_success 'init with --template (blank)' '
 184         git init template-plain &&
 185         test_path_is_file template-plain/.git/info/exclude &&
 186         git init --template= template-blank &&
 187         test_path_is_missing template-blank/.git/info/exclude
 188 '
 189
 190 init_no_templatedir_env () {
 191         (
 192                 sane_unset GIT_TEMPLATE_DIR &&
 193                 NO_SET_GIT_TEMPLATE_DIR=t &&
 194                 export NO_SET_GIT_TEMPLATE_DIR &&
 195                 git init "$1"
 196         )
 197 }
 198
 199 test_expect_success 'init with init.templatedir set' '
 200         mkdir templatedir-source &&
 201         echo Content >templatedir-source/file &&
 202         test_config_global init.templatedir "${HOME}/templatedir-source" &&
 203
 204         init_no_templatedir_env templatedir-set &&
 205         test_cmp templatedir-source/file templatedir-set/.git/file
 206 '
 207
 208 test_expect_success 'init with init.templatedir using ~ expansion' '
 209         mkdir -p templatedir-source &&
 210         echo Content >templatedir-source/file &&
 211         test_config_global init.templatedir "~/templatedir-source" &&
 212
 213         init_no_templatedir_env templatedir-expansion &&
 214         test_cmp templatedir-source/file templatedir-expansion/.git/file
 215 '
 216
 217 test_expect_success 'init --bare/--shared overrides system/global config' '
 218         test_config_global core.bare false &&
 219         test_config_global core.sharedRepository 0640 &&
 220         git init --bare --shared=0666 init-bare-shared-override &&
 221         check_config init-bare-shared-override true unset &&
 222         test x0666 = \
 223         x$(git config -f init-bare-shared-override/config core.sharedRepository)
 224 '
 225
 226 test_expect_success 'init honors global core.sharedRepository' '
 227         test_config_global core.sharedRepository 0666 &&
 228         git init shared-honor-global &&
 229         test x0666 = \
 230         x$(git config -f shared-honor-global/.git/config core.sharedRepository)
 231 '
 232
 233 test_expect_success 'init allows insanely long --template' '
 234         git init --template=$(printf "x%09999dx" 1) test
 235 '
 236
 237 test_expect_success 'init creates a new directory' '
 238         rm -fr newdir &&
 239         git init newdir &&
 240         test_path_is_dir newdir/.git/refs
 241 '
 242
 243 test_expect_success 'init creates a new bare directory' '
 244         rm -fr newdir &&
 245         git init --bare newdir &&
 246         test_path_is_dir newdir/refs
 247 '
 248
 249 test_expect_success 'init recreates a directory' '
 250         rm -fr newdir &&
 251         mkdir newdir &&
 252         git init newdir &&
 253         test_path_is_dir newdir/.git/refs
 254 '
 255
 256 test_expect_success 'init recreates a new bare directory' '
 257         rm -fr newdir &&
 258         mkdir newdir &&
 259         git init --bare newdir &&
 260         test_path_is_dir newdir/refs
 261 '
 262
 263 test_expect_success 'init creates a new deep directory' '
 264         rm -fr newdir &&
 265         git init newdir/a/b/c &&
 266         test_path_is_dir newdir/a/b/c/.git/refs
 267 '
 268
 269 test_expect_success POSIXPERM 'init creates a new deep directory (umask vs. shared)' '
 270         rm -fr newdir &&
 271         (
 272                 # Leading directories should honor umask while
 273                 # the repository itself should follow "shared"
 274                 mkdir newdir &&
 275                 # Remove a default ACL if possible.
 276                 (setfacl -k newdir 2>/dev/null || true) &&
 277                 umask 002 &&
 278                 git init --bare --shared=0660 newdir/a/b/c &&
 279                 test_path_is_dir newdir/a/b/c/refs &&
 280                 ls -ld newdir/a newdir/a/b > lsab.out &&
 281                 ! grep -v "^drwxrw[sx]r-x" lsab.out &&
 282                 ls -ld newdir/a/b/c > lsc.out &&
 283                 ! grep -v "^drwxrw[sx]---" lsc.out
 284         )
 285 '
 286
 287 test_expect_success 'init notices EEXIST (1)' '
 288         rm -fr newdir &&
 289         >newdir &&
 290         test_must_fail git init newdir &&
 291         test_path_is_file newdir
 292 '
 293
 294 test_expect_success 'init notices EEXIST (2)' '
 295         rm -fr newdir &&
 296         mkdir newdir &&
 297         >newdir/a &&
 298         test_must_fail git init newdir/a/b &&
 299         test_path_is_file newdir/a
 300 '
 301
 302 test_expect_success POSIXPERM,SANITY 'init notices EPERM' '
 303         test_when_finished "chmod +w newdir" &&
 304         rm -fr newdir &&
 305         mkdir newdir &&
 306         chmod -w newdir &&
 307         test_must_fail git init newdir/a/b
 308 '
 309
 310 test_expect_success 'init creates a new bare directory with global --bare' '
 311         rm -rf newdir &&
 312         git --bare init newdir &&
 313         test_path_is_dir newdir/refs
 314 '
 315
 316 test_expect_success 'init prefers command line to GIT_DIR' '
 317         rm -rf newdir &&
 318         mkdir otherdir &&
 319         GIT_DIR=otherdir git --bare init newdir &&
 320         test_path_is_dir newdir/refs &&
 321         test_path_is_missing otherdir/refs
 322 '
 323
 324 test_expect_success 'init with separate gitdir' '
 325         rm -rf newdir &&
 326         git init --separate-git-dir realgitdir newdir &&
 327         newdir_git="$(cat newdir/.git)" &&
 328         test_cmp_fspath "$(pwd)/realgitdir" "${newdir_git#gitdir: }" &&
 329         test_path_is_dir realgitdir/refs
 330 '
 331
 332 test_expect_success 'explicit bare & --separate-git-dir incompatible' '
 333         test_must_fail git init --bare --separate-git-dir goop.git bare.git 2>err &&
 334         test_grep "cannot be used together" err
 335 '
 336
 337 test_expect_success 'implicit bare & --separate-git-dir incompatible' '
 338         test_when_finished "rm -rf bare.git" &&
 339         mkdir -p bare.git &&
 340         test_must_fail env GIT_DIR=. \
 341                 git -C bare.git init --separate-git-dir goop.git 2>err &&
 342         test_grep "incompatible" err
 343 '
 344
 345 test_expect_success 'bare & --separate-git-dir incompatible within worktree' '
 346         test_when_finished "rm -rf bare.git linkwt seprepo" &&
 347         test_commit gumby &&
 348         git clone --bare . bare.git &&
 349         git -C bare.git worktree add --detach ../linkwt &&
 350         test_must_fail git -C linkwt init --separate-git-dir seprepo 2>err &&
 351         test_grep "incompatible" err
 352 '
 353
 354 test_lazy_prereq GETCWD_IGNORES_PERMS '
 355         base=GETCWD_TEST_BASE_DIR &&
 356         mkdir -p $base/dir &&
 357         chmod 100 $base ||
 358         BUG "cannot prepare $base"
 359
 360         (
 361                 cd $base/dir &&
 362                 test-tool getcwd
 363         )
 364         status=$?
 365
 366         chmod 700 $base &&
 367         rm -rf $base ||
 368         BUG "cannot clean $base"
 369         return $status
 370 '
 371
 372 check_long_base_path () {
 373         # exceed initial buffer size of strbuf_getcwd()
 374         component=123456789abcdef &&
 375         test_when_finished "chmod 0700 $component; rm -rf $component" &&
 376         p31=$component/$component &&
 377         p127=$p31/$p31/$p31/$p31 &&
 378         mkdir -p $p127 &&
 379         if test $# = 1
 380         then
 381                 chmod $1 $component
 382         fi &&
 383         (
 384                 cd $p127 &&
 385                 git init newdir
 386         )
 387 }
 388
 389 test_expect_success 'init in long base path' '
 390         check_long_base_path
 391 '
 392
 393 test_expect_success GETCWD_IGNORES_PERMS 'init in long restricted base path' '
 394         check_long_base_path 0111
 395 '
 396
 397 test_expect_success 're-init on .git file' '
 398         ( cd newdir && git init )
 399 '
 400
 401 test_expect_success 're-init to update git link' '
 402         git -C newdir init --separate-git-dir ../surrealgitdir &&
 403         newdir_git="$(cat newdir/.git)" &&
 404         test_cmp_fspath "$(pwd)/surrealgitdir" "${newdir_git#gitdir: }" &&
 405         test_path_is_dir surrealgitdir/refs &&
 406         test_path_is_missing realgitdir/refs
 407 '
 408
 409 test_expect_success 're-init to move gitdir' '
 410         rm -rf newdir realgitdir surrealgitdir &&
 411         git init newdir &&
 412         git -C newdir init --separate-git-dir ../realgitdir &&
 413         newdir_git="$(cat newdir/.git)" &&
 414         test_cmp_fspath "$(pwd)/realgitdir" "${newdir_git#gitdir: }" &&
 415         test_path_is_dir realgitdir/refs
 416 '
 417
 418 test_expect_success SYMLINKS 're-init to move gitdir symlink' '
 419         rm -rf newdir realgitdir &&
 420         git init newdir &&
 421         (
 422         cd newdir &&
 423         mv .git here &&
 424         ln -s here .git &&
 425         git init --separate-git-dir ../realgitdir
 426         ) &&
 427         echo "gitdir: $(pwd)/realgitdir" >expected &&
 428         test_cmp expected newdir/.git &&
 429         test_cmp expected newdir/here &&
 430         test_path_is_dir realgitdir/refs
 431 '
 432
 433 sep_git_dir_worktree ()  {
 434         test_when_finished "rm -rf mainwt linkwt seprepo" &&
 435         git init mainwt &&
 436         if test "relative" = $2
 437         then
 438                 test_config -C mainwt worktree.useRelativePaths true
 439         else
 440                 test_config -C mainwt worktree.useRelativePaths false
 441         fi
 442         test_commit -C mainwt gumby &&
 443         git -C mainwt worktree add --detach ../linkwt &&
 444         git -C "$1" init --separate-git-dir ../seprepo &&
 445         git -C mainwt rev-parse --git-common-dir >expect &&
 446         git -C linkwt rev-parse --git-common-dir >actual &&
 447         test_cmp expect actual
 448 }
 449
 450 test_expect_success 're-init to move gitdir with linked worktrees (absolute)' '
 451         sep_git_dir_worktree mainwt absolute
 452 '
 453
 454 test_expect_success 're-init to move gitdir within linked worktree (absolute)' '
 455         sep_git_dir_worktree linkwt absolute
 456 '
 457
 458 test_expect_success 're-init to move gitdir with linked worktrees (relative)' '
 459         sep_git_dir_worktree mainwt relative
 460 '
 461
 462 test_expect_success 're-init to move gitdir within linked worktree (relative)' '
 463         sep_git_dir_worktree linkwt relative
 464 '
 465
 466 test_expect_success MINGW '.git hidden' '
 467         rm -rf newdir &&
 468         (
 469                 sane_unset GIT_DIR GIT_WORK_TREE &&
 470                 mkdir newdir &&
 471                 cd newdir &&
 472                 git init &&
 473                 test_path_is_hidden .git
 474         ) &&
 475         check_config newdir/.git false unset
 476 '
 477
 478 test_expect_success MINGW 'bare git dir not hidden' '
 479         rm -rf newdir &&
 480         (
 481                 sane_unset GIT_DIR GIT_WORK_TREE GIT_CONFIG &&
 482                 mkdir newdir &&
 483                 cd newdir &&
 484                 git --bare init
 485         ) &&
 486         ! is_hidden newdir
 487 '
 488
 489 test_expect_success 'remote init from does not use config from cwd' '
 490         rm -rf newdir &&
 491         test_config core.logallrefupdates true &&
 492         git init newdir &&
 493         echo true >expect &&
 494         git -C newdir config --bool core.logallrefupdates >actual &&
 495         test_cmp expect actual
 496 '
 497
 498 test_expect_success 're-init from a linked worktree' '
 499         git init main-worktree &&
 500         (
 501                 cd main-worktree &&
 502                 test_commit first &&
 503                 git worktree add ../linked-worktree &&
 504                 mv .git/info/exclude expected-exclude &&
 505                 cp .git/config expected-config &&
 506                 find .git/worktrees -print | sort >expected &&
 507                 git -C ../linked-worktree init &&
 508                 test_cmp expected-exclude .git/info/exclude &&
 509                 test_cmp expected-config .git/config &&
 510                 find .git/worktrees -print | sort >actual &&
 511                 test_cmp expected actual
 512         )
 513 '
 514
 515 test_expect_success 'init honors GIT_DEFAULT_HASH' '
 516         test_when_finished "rm -rf sha1 sha256" &&
 517         GIT_DEFAULT_HASH=sha1 git init sha1 &&
 518         git -C sha1 rev-parse --show-object-format >actual &&
 519         echo sha1 >expected &&
 520         test_cmp expected actual &&
 521         GIT_DEFAULT_HASH=sha256 git init sha256 &&
 522         git -C sha256 rev-parse --show-object-format >actual &&
 523         echo sha256 >expected &&
 524         test_cmp expected actual
 525 '
 526
 527 test_expect_success 'init honors --object-format' '
 528         test_when_finished "rm -rf explicit-sha1 explicit-sha256" &&
 529         git init --object-format=sha1 explicit-sha1 &&
 530         git -C explicit-sha1 rev-parse --show-object-format >actual &&
 531         echo sha1 >expected &&
 532         test_cmp expected actual &&
 533         git init --object-format=sha256 explicit-sha256 &&
 534         git -C explicit-sha256 rev-parse --show-object-format >actual &&
 535         echo sha256 >expected &&
 536         test_cmp expected actual
 537 '
 538
 539 test_expect_success 'init honors init.defaultObjectFormat' '
 540         test_when_finished "rm -rf sha1 sha256" &&
 541
 542         test_config_global init.defaultObjectFormat sha1 &&
 543         (
 544                 sane_unset GIT_DEFAULT_HASH &&
 545                 git init sha1 &&
 546                 git -C sha1 rev-parse --show-object-format >actual &&
 547                 echo sha1 >expected &&
 548                 test_cmp expected actual
 549         ) &&
 550
 551         test_config_global init.defaultObjectFormat sha256 &&
 552         (
 553                 sane_unset GIT_DEFAULT_HASH &&
 554                 git init sha256 &&
 555                 git -C sha256 rev-parse --show-object-format >actual &&
 556                 echo sha256 >expected &&
 557                 test_cmp expected actual
 558         )
 559 '
 560
 561 test_expect_success 'init warns about invalid init.defaultObjectFormat' '
 562         test_when_finished "rm -rf repo" &&
 563         test_config_global init.defaultObjectFormat garbage &&
 564
 565         echo "warning: unknown hash algorithm ${SQ}garbage${SQ}" >expect &&
 566         git init repo 2>err &&
 567         test_cmp expect err &&
 568
 569         git -C repo rev-parse --show-object-format >actual &&
 570         echo $GIT_DEFAULT_HASH >expected &&
 571         test_cmp expected actual
 572 '
 573
 574 test_expect_success '--object-format overrides GIT_DEFAULT_HASH' '
 575         test_when_finished "rm -rf repo" &&
 576         GIT_DEFAULT_HASH=sha1 git init --object-format=sha256 repo &&
 577         git -C repo rev-parse --show-object-format >actual &&
 578         echo sha256 >expected
 579 '
 580
 581 test_expect_success 'GIT_DEFAULT_HASH overrides init.defaultObjectFormat' '
 582         test_when_finished "rm -rf repo" &&
 583         test_config_global init.defaultObjectFormat sha1 &&
 584         GIT_DEFAULT_HASH=sha256 git init repo &&
 585         git -C repo rev-parse --show-object-format >actual &&
 586         echo sha256 >expected
 587 '
 588
 589 for hash in sha1 sha256
 590 do
 591         test_expect_success "reinit repository with GIT_DEFAULT_HASH=$hash does not change format" '
 592                 test_when_finished "rm -rf repo" &&
 593                 git init repo &&
 594                 git -C repo rev-parse --show-object-format >expect &&
 595                 GIT_DEFAULT_HASH=$hash git init repo &&
 596                 git -C repo rev-parse --show-object-format >actual &&
 597                 test_cmp expect actual
 598         '
 599 done
 600
 601 test_expect_success 'extensions.objectFormat is not allowed with repo version 0' '
 602         test_when_finished "rm -rf explicit-v0" &&
 603         git init --object-format=sha256 explicit-v0 &&
 604         git -C explicit-v0 config core.repositoryformatversion 0 &&
 605         test_must_fail git -C explicit-v0 rev-parse --show-object-format
 606 '
 607
 608 test_expect_success 'init rejects attempts to initialize with different hash' '
 609         test_must_fail git -C sha1 init --object-format=sha256 &&
 610         test_must_fail git -C sha256 init --object-format=sha1
 611 '
 612
 613 test_expect_success DEFAULT_REPO_FORMAT 'extensions.refStorage is not allowed with repo version 0' '
 614         test_when_finished "rm -rf refstorage" &&
 615         git init refstorage &&
 616         git -C refstorage config extensions.refStorage files &&
 617         test_must_fail git -C refstorage rev-parse 2>err &&
 618         grep "repo version is 0, but v1-only extension found" err
 619 '
 620
 621 test_expect_success DEFAULT_REPO_FORMAT 'extensions.refStorage with files backend' '
 622         test_when_finished "rm -rf refstorage" &&
 623         git init refstorage &&
 624         git -C refstorage config core.repositoryformatversion 1 &&
 625         git -C refstorage config extensions.refStorage files &&
 626         test_commit -C refstorage A &&
 627         git -C refstorage rev-parse --verify HEAD
 628 '
 629
 630 test_expect_success DEFAULT_REPO_FORMAT 'extensions.refStorage with unknown backend' '
 631         test_when_finished "rm -rf refstorage" &&
 632         git init refstorage &&
 633         git -C refstorage config core.repositoryformatversion 1 &&
 634         git -C refstorage config extensions.refStorage garbage &&
 635         test_must_fail git -C refstorage rev-parse 2>err &&
 636         grep "invalid value for ${SQ}extensions.refstorage${SQ}: ${SQ}garbage${SQ}" err
 637 '
 638
 639 test_expect_success 'init with GIT_DEFAULT_REF_FORMAT=garbage' '
 640         test_when_finished "rm -rf refformat" &&
 641         cat >expect <<-EOF &&
 642         fatal: unknown ref storage format ${SQ}garbage${SQ}
 643         EOF
 644         test_must_fail env GIT_DEFAULT_REF_FORMAT=garbage git init refformat 2>err &&
 645         test_cmp expect err
 646 '
 647
 648 test_expect_success 'init warns about invalid init.defaultRefFormat' '
 649         test_when_finished "rm -rf repo" &&
 650         test_config_global init.defaultRefFormat garbage &&
 651
 652         echo "warning: unknown ref storage format ${SQ}garbage${SQ}" >expect &&
 653         git init repo 2>err &&
 654         test_cmp expect err &&
 655
 656         git -C repo rev-parse --show-ref-format >actual &&
 657         echo $GIT_DEFAULT_REF_FORMAT >expected &&
 658         test_cmp expected actual
 659 '
 660
 661 backends="files reftable"
 662 for format in $backends
 663 do
 664         test_expect_success DEFAULT_REPO_FORMAT "init with GIT_DEFAULT_REF_FORMAT=$format" '
 665                 test_when_finished "rm -rf refformat" &&
 666                 GIT_DEFAULT_REF_FORMAT=$format git init refformat &&
 667
 668                 if test $format = files
 669                 then
 670                         test_must_fail git -C refformat config extensions.refstorage &&
 671                         echo 0 >expect
 672                 else
 673                         git -C refformat config extensions.refstorage &&
 674                         echo 1 >expect
 675                 fi &&
 676                 git -C refformat config core.repositoryformatversion >actual &&
 677                 test_cmp expect actual &&
 678
 679                 echo $format >expect &&
 680                 git -C refformat rev-parse --show-ref-format >actual &&
 681                 test_cmp expect actual
 682         '
 683
 684         test_expect_success "init with --ref-format=$format" '
 685                 test_when_finished "rm -rf refformat" &&
 686                 git init --ref-format=$format refformat &&
 687                 echo $format >expect &&
 688                 git -C refformat rev-parse --show-ref-format >actual &&
 689                 test_cmp expect actual
 690         '
 691
 692         test_expect_success "init with init.defaultRefFormat=$format" '
 693                 test_when_finished "rm -rf refformat" &&
 694                 test_config_global init.defaultRefFormat $format &&
 695                 (
 696                         sane_unset GIT_DEFAULT_REF_FORMAT &&
 697                         git init refformat
 698                 ) &&
 699
 700                 echo $format >expect &&
 701                 git -C refformat rev-parse --show-ref-format >actual &&
 702                 test_cmp expect actual
 703         '
 704
 705         test_expect_success "--ref-format=$format overrides GIT_DEFAULT_REF_FORMAT" '
 706                 test_when_finished "rm -rf refformat" &&
 707                 GIT_DEFAULT_REF_FORMAT=garbage git init --ref-format=$format refformat &&
 708                 echo $format >expect &&
 709                 git -C refformat rev-parse --show-ref-format >actual &&
 710                 test_cmp expect actual
 711         '
 712
 713         test_expect_success "reinit repository with GIT_DEFAULT_REF_FORMAT=$format does not change format" '
 714                 test_when_finished "rm -rf refformat" &&
 715                 git init refformat &&
 716                 git -C refformat rev-parse --show-ref-format >expect &&
 717                 GIT_DEFAULT_REF_FORMAT=$format git init refformat &&
 718                 git -C refformat rev-parse --show-ref-format >actual &&
 719                 test_cmp expect actual
 720         '
 721 done
 722
 723 test_expect_success "--ref-format= overrides GIT_DEFAULT_REF_FORMAT" '
 724         test_when_finished "rm -rf refformat" &&
 725         GIT_DEFAULT_REF_FORMAT=files git init --ref-format=reftable refformat &&
 726         echo reftable >expect &&
 727         git -C refformat rev-parse --show-ref-format >actual &&
 728         test_cmp expect actual
 729 '
 730
 731 test_expect_success "GIT_DEFAULT_REF_FORMAT= overrides init.defaultRefFormat" '
 732         test_when_finished "rm -rf refformat" &&
 733         test_config_global init.defaultRefFormat files &&
 734
 735         GIT_DEFAULT_REF_FORMAT=reftable git init refformat &&
 736         echo reftable >expect &&
 737         git -C refformat rev-parse --show-ref-format >actual &&
 738         test_cmp expect actual
 739 '
 740
 741 for from_format in $backends
 742 do
 743         test_expect_success "re-init with same format ($from_format)" '
 744                 test_when_finished "rm -rf refformat" &&
 745                 git init --ref-format=$from_format refformat &&
 746                 git init --ref-format=$from_format refformat &&
 747                 echo $from_format >expect &&
 748                 git -C refformat rev-parse --show-ref-format >actual &&
 749                 test_cmp expect actual
 750         '
 751
 752         for to_format in $backends
 753         do
 754                 if test "$from_format" = "$to_format"
 755                 then
 756                         continue
 757                 fi
 758
 759                 test_expect_success "re-init with different format fails ($from_format -> $to_format)" '
 760                         test_when_finished "rm -rf refformat" &&
 761                         git init --ref-format=$from_format refformat &&
 762                         cat >expect <<-EOF &&
 763                         fatal: attempt to reinitialize repository with different reference storage format
 764                         EOF
 765                         test_must_fail git init --ref-format=$to_format refformat 2>err &&
 766                         test_cmp expect err &&
 767                         echo $from_format >expect &&
 768                         git -C refformat rev-parse --show-ref-format >actual &&
 769                         test_cmp expect actual
 770                 '
 771         done
 772 done
 773
 774 test_expect_success 'init with --ref-format=garbage' '
 775         test_when_finished "rm -rf refformat" &&
 776         cat >expect <<-EOF &&
 777         fatal: unknown ref storage format ${SQ}garbage${SQ}
 778         EOF
 779         test_must_fail git init --ref-format=garbage refformat 2>err &&
 780         test_cmp expect err
 781 '
 782
 783 test_expect_success MINGW 'core.hidedotfiles = false' '
 784         git config --global core.hidedotfiles false &&
 785         rm -rf newdir &&
 786         mkdir newdir &&
 787         (
 788                 sane_unset GIT_DIR GIT_WORK_TREE GIT_CONFIG &&
 789                 git -C newdir init
 790         ) &&
 791         ! is_hidden newdir/.git
 792 '
 793
 794 test_expect_success MINGW 'redirect std handles' '
 795         GIT_REDIRECT_STDOUT=output.txt git rev-parse --git-dir &&
 796         test .git = "$(cat output.txt)" &&
 797         test -z "$(GIT_REDIRECT_STDOUT=off git rev-parse --git-dir)" &&
 798         test_must_fail env \
 799                 GIT_REDIRECT_STDOUT=output.txt \
 800                 GIT_REDIRECT_STDERR="2>&1" \
 801                 git rev-parse --git-dir --verify refs/invalid &&
 802         grep "^\\.git\$" output.txt &&
 803         grep "Needed a single revision" output.txt
 804 '
 805
 806 test_expect_success '--initial-branch' '
 807         git init --initial-branch=hello initial-branch-option &&
 808         git -C initial-branch-option symbolic-ref HEAD >actual &&
 809         echo refs/heads/hello >expect &&
 810         test_cmp expect actual &&
 811
 812         : re-initializing should not change the branch name &&
 813         git init --initial-branch=ignore initial-branch-option 2>err &&
 814         test_grep "ignored --initial-branch" err &&
 815         git -C initial-branch-option symbolic-ref HEAD >actual &&
 816         grep hello actual
 817 '
 818
 819 test_expect_success 'overridden default initial branch name (config)' '
 820         test_config_global init.defaultBranch nmb &&
 821         GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME= git init initial-branch-config &&
 822         git -C initial-branch-config symbolic-ref HEAD >actual &&
 823         grep nmb actual
 824 '
 825
 826 test_expect_success 'advice on unconfigured init.defaultBranch' '
 827         GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME= git -c color.advice=always \
 828                 init unconfigured-default-branch-name 2>err &&
 829         test_decode_color <err >decoded &&
 830         test_grep "<YELLOW>hint: " decoded
 831 '
 832
 833 test_expect_success 'advice on unconfigured init.defaultBranch disabled' '
 834         test_when_finished "rm -rf no-advice" &&
 835
 836         GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME= \
 837                 git -c advice.defaultBranchName=false init no-advice 2>err &&
 838         test_grep ! "hint: " err
 839 '
 840
 841 test_expect_success 'overridden default main branch name (env)' '
 842         test_config_global init.defaultBranch nmb &&
 843         GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=env git init main-branch-env &&
 844         git -C main-branch-env symbolic-ref HEAD >actual &&
 845         grep env actual
 846 '
 847
 848 test_expect_success 'invalid default branch name' '
 849         test_must_fail env GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME="with space" \
 850                 git init initial-branch-invalid 2>err &&
 851         test_grep "invalid branch name" err
 852 '
 853
 854 test_expect_success 'branch -m with the initial branch' '
 855         git init rename-initial &&
 856         git -C rename-initial branch -m renamed &&
 857         echo renamed >expect &&
 858         git -C rename-initial symbolic-ref --short HEAD >actual &&
 859         test_cmp expect actual &&
 860
 861         git -C rename-initial branch -m renamed again &&
 862         echo again >expect &&
 863         git -C rename-initial symbolic-ref --short HEAD >actual &&
 864         test_cmp expect actual
 865 '
 866
 867 test_expect_success 'init with includeIf.onbranch condition' '
 868         test_when_finished "rm -rf repo" &&
 869         git -c includeIf.onbranch:main.path=nonexistent init repo &&
 870         echo $GIT_DEFAULT_REF_FORMAT >expect &&
 871         git -C repo rev-parse --show-ref-format >actual &&
 872         test_cmp expect actual
 873 '
 874
 875 test_expect_success 'init with includeIf.onbranch condition with existing directory' '
 876         test_when_finished "rm -rf repo" &&
 877         mkdir repo &&
 878         git -c includeIf.onbranch:nonexistent.path=/does/not/exist init repo &&
 879         echo $GIT_DEFAULT_REF_FORMAT >expect &&
 880         git -C repo rev-parse --show-ref-format >actual &&
 881         test_cmp expect actual
 882 '
 883
 884 test_expect_success 're-init with includeIf.onbranch condition' '
 885         test_when_finished "rm -rf repo" &&
 886         git init repo &&
 887         git -c includeIf.onbranch:nonexistent.path=/does/not/exist init repo &&
 888         echo $GIT_DEFAULT_REF_FORMAT >expect &&
 889         git -C repo rev-parse --show-ref-format >actual &&
 890         test_cmp expect actual
 891 '
 892
 893 test_expect_success 're-init skips non-matching includeIf.onbranch' '
 894         test_when_finished "rm -rf repo config" &&
 895         cat >config <<-EOF &&
 896         [
 897         garbage
 898         EOF
 899         git init repo &&
 900         git -c includeIf.onbranch:nonexistent.path="$(test-tool path-utils absolute_path config)" init repo
 901 '
 902
 903 test_expect_success 're-init reads matching includeIf.onbranch' '
 904         test_when_finished "rm -rf repo config" &&
 905         cat >config <<-EOF &&
 906         [
 907         garbage
 908         EOF
 909         path="$(test-tool path-utils absolute_path config)" &&
 910         git init --initial-branch=branch repo &&
 911         cat >expect <<-EOF &&
 912         fatal: bad config line 1 in file $path
 913         EOF
 914         test_must_fail git -c includeIf.onbranch:branch.path="$path" init repo 2>err &&
 915         test_cmp expect err
 916 '
 917
 918 test_done