t/t0001-init.sh

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