t/t5601-clone.sh

   1 #!/bin/sh
   2
   3 test_description=clone
   4
   5 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
   6 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
   7
   8 . ./test-lib.sh
   9
  10 X=
  11 test_have_prereq !MINGW || X=.exe
  12
  13 test_expect_success setup '
  14
  15         rm -fr .git &&
  16         test_create_repo src &&
  17         (
  18                 cd src &&
  19                 >file &&
  20                 git add file &&
  21                 git commit -m initial &&
  22                 echo 1 >file &&
  23                 git add file &&
  24                 git commit -m updated
  25         )
  26
  27 '
  28
  29 test_expect_success 'clone with excess parameters (1)' '
  30
  31         rm -fr dst &&
  32         test_must_fail git clone -n src dst junk
  33
  34 '
  35
  36 test_expect_success 'clone with excess parameters (2)' '
  37
  38         rm -fr dst &&
  39         test_must_fail git clone -n "file://$(pwd)/src" dst junk
  40
  41 '
  42
  43 test_expect_success 'output from clone' '
  44         rm -fr dst &&
  45         git clone -n "file://$(pwd)/src" dst >output 2>&1 &&
  46         test $(grep Clon output | wc -l) = 1
  47 '
  48
  49 test_expect_success 'clone does not keep pack' '
  50
  51         rm -fr dst &&
  52         git clone -n "file://$(pwd)/src" dst &&
  53         ! test -f dst/file &&
  54         ! (echo dst/.git/objects/pack/pack-* | grep "\.keep")
  55
  56 '
  57
  58 test_expect_success 'clone checks out files' '
  59
  60         rm -fr dst &&
  61         git clone src dst &&
  62         test -f dst/file
  63
  64 '
  65
  66 test_expect_success 'clone respects GIT_WORK_TREE' '
  67
  68         GIT_WORK_TREE=worktree git clone src bare &&
  69         test -f bare/config &&
  70         test -f worktree/file
  71
  72 '
  73
  74 test_expect_success 'clone from hooks' '
  75
  76         test_create_repo r0 &&
  77         cd r0 &&
  78         test_commit initial &&
  79         cd .. &&
  80         git init r1 &&
  81         cd r1 &&
  82         test_hook pre-commit <<-\EOF &&
  83         git clone ../r0 ../r2
  84         exit 1
  85         EOF
  86         : >file &&
  87         git add file &&
  88         test_must_fail git commit -m invoke-hook &&
  89         cd .. &&
  90         test_cmp r0/.git/HEAD r2/.git/HEAD &&
  91         test_cmp r0/initial.t r2/initial.t
  92
  93 '
  94
  95 test_expect_success 'clone creates intermediate directories' '
  96
  97         git clone src long/path/to/dst &&
  98         test -f long/path/to/dst/file
  99
 100 '
 101
 102 test_expect_success 'clone creates intermediate directories for bare repo' '
 103
 104         git clone --bare src long/path/to/bare/dst &&
 105         test -f long/path/to/bare/dst/config
 106
 107 '
 108
 109 test_expect_success 'clone --mirror' '
 110
 111         git clone --mirror src mirror &&
 112         test -f mirror/HEAD &&
 113         test ! -f mirror/file &&
 114         FETCH="$(cd mirror && git config remote.origin.fetch)" &&
 115         test "+refs/*:refs/*" = "$FETCH" &&
 116         MIRROR="$(cd mirror && git config --bool remote.origin.mirror)" &&
 117         test "$MIRROR" = true
 118
 119 '
 120
 121 test_expect_success 'clone --mirror with detached HEAD' '
 122
 123         ( cd src && git checkout HEAD^ && git rev-parse HEAD >../expected ) &&
 124         git clone --mirror src mirror.detached &&
 125         ( cd src && git checkout - ) &&
 126         GIT_DIR=mirror.detached git rev-parse HEAD >actual &&
 127         test_cmp expected actual
 128
 129 '
 130
 131 test_expect_success 'clone --bare with detached HEAD' '
 132
 133         ( cd src && git checkout HEAD^ && git rev-parse HEAD >../expected ) &&
 134         git clone --bare src bare.detached &&
 135         ( cd src && git checkout - ) &&
 136         GIT_DIR=bare.detached git rev-parse HEAD >actual &&
 137         test_cmp expected actual
 138
 139 '
 140
 141 test_expect_success 'clone --bare names the local repository <name>.git' '
 142
 143         git clone --bare src &&
 144         test -d src.git
 145
 146 '
 147
 148 test_expect_success 'clone --mirror does not repeat tags' '
 149
 150         (cd src &&
 151          git tag some-tag HEAD) &&
 152         git clone --mirror src mirror2 &&
 153         (cd mirror2 &&
 154          git show-ref 2> clone.err > clone.out) &&
 155         ! grep Duplicate mirror2/clone.err &&
 156         grep some-tag mirror2/clone.out
 157
 158 '
 159
 160 test_expect_success 'clone to destination with trailing /' '
 161
 162         git clone src target-1/ &&
 163         T=$( cd target-1 && git rev-parse HEAD ) &&
 164         S=$( cd src && git rev-parse HEAD ) &&
 165         test "$T" = "$S"
 166
 167 '
 168
 169 test_expect_success 'clone to destination with extra trailing /' '
 170
 171         git clone src target-2/// &&
 172         T=$( cd target-2 && git rev-parse HEAD ) &&
 173         S=$( cd src && git rev-parse HEAD ) &&
 174         test "$T" = "$S"
 175
 176 '
 177
 178 test_expect_success 'clone to an existing empty directory' '
 179         mkdir target-3 &&
 180         git clone src target-3 &&
 181         T=$( cd target-3 && git rev-parse HEAD ) &&
 182         S=$( cd src && git rev-parse HEAD ) &&
 183         test "$T" = "$S"
 184 '
 185
 186 test_expect_success 'clone to an existing non-empty directory' '
 187         mkdir target-4 &&
 188         >target-4/Fakefile &&
 189         test_must_fail git clone src target-4
 190 '
 191
 192 test_expect_success 'clone to an existing path' '
 193         >target-5 &&
 194         test_must_fail git clone src target-5
 195 '
 196
 197 test_expect_success 'clone a void' '
 198         mkdir src-0 &&
 199         (
 200                 cd src-0 && git init
 201         ) &&
 202         git clone "file://$(pwd)/src-0" target-6 2>err-6 &&
 203         ! grep "fatal:" err-6 &&
 204         (
 205                 cd src-0 && test_commit A
 206         ) &&
 207         git clone "file://$(pwd)/src-0" target-7 2>err-7 &&
 208         ! grep "fatal:" err-7 &&
 209         # There is no reason to insist they are bit-for-bit
 210         # identical, but this test should suffice for now.
 211         test_cmp target-6/.git/config target-7/.git/config
 212 '
 213
 214 test_expect_success 'clone respects global branch.autosetuprebase' '
 215         (
 216                 test_config="$HOME/.gitconfig" &&
 217                 git config -f "$test_config" branch.autosetuprebase remote &&
 218                 rm -fr dst &&
 219                 git clone src dst &&
 220                 cd dst &&
 221                 actual="z$(git config branch.main.rebase)" &&
 222                 test ztrue = $actual
 223         )
 224 '
 225
 226 test_expect_success 'respect url-encoding of file://' '
 227         git init x+y &&
 228         git clone "file://$PWD/x+y" xy-url-1 &&
 229         git clone "file://$PWD/x%2By" xy-url-2
 230 '
 231
 232 test_expect_success 'do not query-string-decode + in URLs' '
 233         rm -rf x+y &&
 234         git init "x y" &&
 235         test_must_fail git clone "file://$PWD/x+y" xy-no-plus
 236 '
 237
 238 test_expect_success 'do not respect url-encoding of non-url path' '
 239         git init x+y &&
 240         test_must_fail git clone x%2By xy-regular &&
 241         git clone x+y xy-regular
 242 '
 243
 244 test_expect_success 'clone separate gitdir' '
 245         rm -rf dst &&
 246         git clone --separate-git-dir realgitdir src dst &&
 247         test -d realgitdir/refs
 248 '
 249
 250 test_expect_success 'clone separate gitdir: output' '
 251         echo "gitdir: $(pwd)/realgitdir" >expected &&
 252         test_cmp expected dst/.git
 253 '
 254
 255 test_expect_success 'clone from .git file' '
 256         git clone dst/.git dst2
 257 '
 258
 259 test_expect_success 'fetch from .git gitfile' '
 260         (
 261                 cd dst2 &&
 262                 git fetch ../dst/.git
 263         )
 264 '
 265
 266 test_expect_success 'fetch from gitfile parent' '
 267         (
 268                 cd dst2 &&
 269                 git fetch ../dst
 270         )
 271 '
 272
 273 test_expect_success 'clone separate gitdir where target already exists' '
 274         rm -rf dst &&
 275         echo foo=bar >>realgitdir/config &&
 276         test_must_fail git clone --separate-git-dir realgitdir src dst &&
 277         grep foo=bar realgitdir/config
 278 '
 279
 280 test_expect_success 'clone --reference from original' '
 281         git clone --shared --bare src src-1 &&
 282         git clone --bare src src-2 &&
 283         git clone --reference=src-2 --bare src-1 target-8 &&
 284         grep /src-2/ target-8/objects/info/alternates
 285 '
 286
 287 test_expect_success 'clone with more than one --reference' '
 288         git clone --bare src src-3 &&
 289         git clone --bare src src-4 &&
 290         git clone --reference=src-3 --reference=src-4 src target-9 &&
 291         grep /src-3/ target-9/.git/objects/info/alternates &&
 292         grep /src-4/ target-9/.git/objects/info/alternates
 293 '
 294
 295 test_expect_success 'clone from original with relative alternate' '
 296         mkdir nest &&
 297         git clone --bare src nest/src-5 &&
 298         echo ../../../src/.git/objects >nest/src-5/objects/info/alternates &&
 299         git clone --bare nest/src-5 target-10 &&
 300         grep /src/\\.git/objects target-10/objects/info/alternates
 301 '
 302
 303 test_expect_success 'clone checking out a tag' '
 304         git clone --branch=some-tag src dst.tag &&
 305         GIT_DIR=src/.git git rev-parse some-tag >expected &&
 306         GIT_DIR=dst.tag/.git git rev-parse HEAD >actual &&
 307         test_cmp expected actual &&
 308         GIT_DIR=dst.tag/.git git config remote.origin.fetch >fetch.actual &&
 309         echo "+refs/heads/*:refs/remotes/origin/*" >fetch.expected &&
 310         test_cmp fetch.expected fetch.actual
 311 '
 312
 313 test_expect_success 'set up ssh wrapper' '
 314         cp "$GIT_BUILD_DIR/t/helper/test-fake-ssh$X" \
 315                 "$TRASH_DIRECTORY/ssh$X" &&
 316         GIT_SSH="$TRASH_DIRECTORY/ssh$X" &&
 317         export GIT_SSH &&
 318         export TRASH_DIRECTORY &&
 319         >"$TRASH_DIRECTORY"/ssh-output
 320 '
 321
 322 copy_ssh_wrapper_as () {
 323         rm -f "${1%$X}$X" &&
 324         cp "$TRASH_DIRECTORY/ssh$X" "${1%$X}$X" &&
 325         test_when_finished "rm $(git rev-parse --sq-quote "${1%$X}$X")" &&
 326         GIT_SSH="${1%$X}$X" &&
 327         test_when_finished "GIT_SSH=\"\$TRASH_DIRECTORY/ssh\$X\""
 328 }
 329
 330 expect_ssh () {
 331         test_when_finished '
 332                 (cd "$TRASH_DIRECTORY" && rm -f ssh-expect && >ssh-output)
 333         ' &&
 334         {
 335                 case "$#" in
 336                 1)
 337                         ;;
 338                 2)
 339                         echo "ssh: $1 git-upload-pack '$2'"
 340                         ;;
 341                 3)
 342                         echo "ssh: $1 $2 git-upload-pack '$3'"
 343                         ;;
 344                 *)
 345                         echo "ssh: $1 $2 git-upload-pack '$3' $4"
 346                 esac
 347         } >"$TRASH_DIRECTORY/ssh-expect" &&
 348         (cd "$TRASH_DIRECTORY" && test_cmp ssh-expect ssh-output)
 349 }
 350
 351 test_expect_success 'clone myhost:src uses ssh' '
 352         GIT_TEST_PROTOCOL_VERSION=0 git clone myhost:src ssh-clone &&
 353         expect_ssh myhost src
 354 '
 355
 356 test_expect_success !MINGW,!CYGWIN 'clone local path foo:bar' '
 357         cp -R src "foo:bar" &&
 358         git clone "foo:bar" foobar &&
 359         expect_ssh none
 360 '
 361
 362 test_expect_success 'bracketed hostnames are still ssh' '
 363         GIT_TEST_PROTOCOL_VERSION=0 git clone "[myhost:123]:src" ssh-bracket-clone &&
 364         expect_ssh "-p 123" myhost src
 365 '
 366
 367 test_expect_success 'OpenSSH variant passes -4' '
 368         GIT_TEST_PROTOCOL_VERSION=0 git clone -4 "[myhost:123]:src" ssh-ipv4-clone &&
 369         expect_ssh "-4 -p 123" myhost src
 370 '
 371
 372 test_expect_success 'variant can be overridden' '
 373         copy_ssh_wrapper_as "$TRASH_DIRECTORY/putty" &&
 374         git -c ssh.variant=putty clone -4 "[myhost:123]:src" ssh-putty-clone &&
 375         expect_ssh "-4 -P 123" myhost src
 376 '
 377
 378 test_expect_success 'variant=auto picks based on basename' '
 379         copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink" &&
 380         git -c ssh.variant=auto clone -4 "[myhost:123]:src" ssh-auto-clone &&
 381         expect_ssh "-4 -P 123" myhost src
 382 '
 383
 384 test_expect_success 'simple does not support -4/-6' '
 385         copy_ssh_wrapper_as "$TRASH_DIRECTORY/simple" &&
 386         test_must_fail git clone -4 "myhost:src" ssh-4-clone-simple
 387 '
 388
 389 test_expect_success 'simple does not support port' '
 390         copy_ssh_wrapper_as "$TRASH_DIRECTORY/simple" &&
 391         test_must_fail git clone "[myhost:123]:src" ssh-bracket-clone-simple
 392 '
 393
 394 test_expect_success 'uplink is treated as simple' '
 395         copy_ssh_wrapper_as "$TRASH_DIRECTORY/uplink" &&
 396         test_must_fail git clone "[myhost:123]:src" ssh-bracket-clone-uplink &&
 397         git clone "myhost:src" ssh-clone-uplink &&
 398         expect_ssh myhost src
 399 '
 400
 401 test_expect_success 'OpenSSH-like uplink is treated as ssh' '
 402         write_script "$TRASH_DIRECTORY/uplink" <<-EOF &&
 403         if test "\$1" = "-G"
 404         then
 405                 exit 0
 406         fi &&
 407         exec "\$TRASH_DIRECTORY/ssh$X" "\$@"
 408         EOF
 409         test_when_finished "rm -f \"\$TRASH_DIRECTORY/uplink\"" &&
 410         GIT_SSH="$TRASH_DIRECTORY/uplink" &&
 411         test_when_finished "GIT_SSH=\"\$TRASH_DIRECTORY/ssh\$X\"" &&
 412         GIT_TEST_PROTOCOL_VERSION=0 git clone "[myhost:123]:src" ssh-bracket-clone-sshlike-uplink &&
 413         expect_ssh "-p 123" myhost src
 414 '
 415
 416 test_expect_success 'plink is treated specially (as putty)' '
 417         copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink" &&
 418         git clone "[myhost:123]:src" ssh-bracket-clone-plink-0 &&
 419         expect_ssh "-P 123" myhost src
 420 '
 421
 422 test_expect_success 'plink.exe is treated specially (as putty)' '
 423         copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink.exe" &&
 424         git clone "[myhost:123]:src" ssh-bracket-clone-plink-1 &&
 425         expect_ssh "-P 123" myhost src
 426 '
 427
 428 test_expect_success 'tortoiseplink is like putty, with extra arguments' '
 429         copy_ssh_wrapper_as "$TRASH_DIRECTORY/tortoiseplink" &&
 430         git clone "[myhost:123]:src" ssh-bracket-clone-plink-2 &&
 431         expect_ssh "-batch -P 123" myhost src
 432 '
 433
 434 test_expect_success 'double quoted plink.exe in GIT_SSH_COMMAND' '
 435         copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink.exe" &&
 436         GIT_SSH_COMMAND="\"$TRASH_DIRECTORY/plink.exe\" -v" \
 437                 git clone "[myhost:123]:src" ssh-bracket-clone-plink-3 &&
 438         expect_ssh "-v -P 123" myhost src
 439 '
 440
 441 test_expect_success 'single quoted plink.exe in GIT_SSH_COMMAND' '
 442         copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink.exe" &&
 443         GIT_SSH_COMMAND="$SQ$TRASH_DIRECTORY/plink.exe$SQ -v" \
 444                 git clone "[myhost:123]:src" ssh-bracket-clone-plink-4 &&
 445         expect_ssh "-v -P 123" myhost src
 446 '
 447
 448 test_expect_success 'GIT_SSH_VARIANT overrides plink detection' '
 449         copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink" &&
 450         GIT_TEST_PROTOCOL_VERSION=0 GIT_SSH_VARIANT=ssh \
 451                 git clone "[myhost:123]:src" ssh-bracket-clone-variant-1 &&
 452         expect_ssh "-p 123" myhost src
 453 '
 454
 455 test_expect_success 'ssh.variant overrides plink detection' '
 456         copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink" &&
 457         GIT_TEST_PROTOCOL_VERSION=0 git -c ssh.variant=ssh \
 458                 clone "[myhost:123]:src" ssh-bracket-clone-variant-2 &&
 459         expect_ssh "-p 123" myhost src
 460 '
 461
 462 test_expect_success 'GIT_SSH_VARIANT overrides plink detection to plink' '
 463         copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink" &&
 464         GIT_SSH_VARIANT=plink \
 465         git clone "[myhost:123]:src" ssh-bracket-clone-variant-3 &&
 466         expect_ssh "-P 123" myhost src
 467 '
 468
 469 test_expect_success 'GIT_SSH_VARIANT overrides plink to tortoiseplink' '
 470         copy_ssh_wrapper_as "$TRASH_DIRECTORY/plink" &&
 471         GIT_SSH_VARIANT=tortoiseplink \
 472         git clone "[myhost:123]:src" ssh-bracket-clone-variant-4 &&
 473         expect_ssh "-batch -P 123" myhost src
 474 '
 475
 476 test_expect_success 'clean failure on broken quoting' '
 477         test_must_fail \
 478                 env GIT_SSH_COMMAND="${SQ}plink.exe -v" \
 479                 git clone "[myhost:123]:src" sq-failure
 480 '
 481
 482 counter=0
 483 # $1 url
 484 # $2 none|host
 485 # $3 path
 486 test_clone_url () {
 487         counter=$(($counter + 1))
 488         test_might_fail env GIT_TEST_PROTOCOL_VERSION=0 git clone "$1" tmp$counter &&
 489         shift &&
 490         expect_ssh "$@"
 491 }
 492
 493 test_expect_success !MINGW,!CYGWIN 'clone c:temp is ssl' '
 494         test_clone_url c:temp c temp
 495 '
 496
 497 test_expect_success MINGW 'clone c:temp is dos drive' '
 498         test_clone_url c:temp none
 499 '
 500
 501 #ip v4
 502 for repo in rep rep/home/project 123
 503 do
 504         test_expect_success "clone host:$repo" '
 505                 test_clone_url host:$repo host $repo
 506         '
 507 done
 508
 509 #ipv6
 510 for repo in rep rep/home/project 123
 511 do
 512         test_expect_success "clone [::1]:$repo" '
 513                 test_clone_url [::1]:$repo ::1 "$repo"
 514         '
 515 done
 516 #home directory
 517 test_expect_success "clone host:/~repo" '
 518         test_clone_url host:/~repo host "~repo"
 519 '
 520
 521 test_expect_success "clone [::1]:/~repo" '
 522         test_clone_url [::1]:/~repo ::1 "~repo"
 523 '
 524
 525 # Corner cases
 526 for url in foo/bar:baz [foo]bar/baz:qux [foo/bar]:baz
 527 do
 528         test_expect_success "clone $url is not ssh" '
 529                 test_clone_url $url none
 530         '
 531 done
 532
 533 #with ssh:// scheme
 534 #ignore trailing colon
 535 for tcol in "" :
 536 do
 537         test_expect_success "clone ssh://host.xz$tcol/home/user/repo" '
 538                 test_clone_url "ssh://host.xz$tcol/home/user/repo" host.xz /home/user/repo
 539         '
 540         # from home directory
 541         test_expect_success "clone ssh://host.xz$tcol/~repo" '
 542         test_clone_url "ssh://host.xz$tcol/~repo" host.xz "~repo"
 543 '
 544 done
 545
 546 # with port number
 547 test_expect_success 'clone ssh://host.xz:22/home/user/repo' '
 548         test_clone_url "ssh://host.xz:22/home/user/repo" "-p 22 host.xz" "/home/user/repo"
 549 '
 550
 551 # from home directory with port number
 552 test_expect_success 'clone ssh://host.xz:22/~repo' '
 553         test_clone_url "ssh://host.xz:22/~repo" "-p 22 host.xz" "~repo"
 554 '
 555
 556 #IPv6
 557 for tuah in ::1 [::1] [::1]: user@::1 user@[::1] user@[::1]: [user@::1] [user@::1]:
 558 do
 559         ehost=$(echo $tuah | sed -e "s/1]:/1]/" | tr -d "[]")
 560         test_expect_success "clone ssh://$tuah/home/user/repo" "
 561           test_clone_url ssh://$tuah/home/user/repo $ehost /home/user/repo
 562         "
 563 done
 564
 565 #IPv6 from home directory
 566 for tuah in ::1 [::1] user@::1 user@[::1] [user@::1]
 567 do
 568         euah=$(echo $tuah | tr -d "[]")
 569         test_expect_success "clone ssh://$tuah/~repo" "
 570           test_clone_url ssh://$tuah/~repo $euah '~repo'
 571         "
 572 done
 573
 574 #IPv6 with port number
 575 for tuah in [::1] user@[::1] [user@::1]
 576 do
 577         euah=$(echo $tuah | tr -d "[]")
 578         test_expect_success "clone ssh://$tuah:22/home/user/repo" "
 579           test_clone_url ssh://$tuah:22/home/user/repo '-p 22' $euah /home/user/repo
 580         "
 581 done
 582
 583 #IPv6 from home directory with port number
 584 for tuah in [::1] user@[::1] [user@::1]
 585 do
 586         euah=$(echo $tuah | tr -d "[]")
 587         test_expect_success "clone ssh://$tuah:22/~repo" "
 588           test_clone_url ssh://$tuah:22/~repo '-p 22' $euah '~repo'
 589         "
 590 done
 591
 592 test_expect_success 'clone from a repository with two identical branches' '
 593
 594         (
 595                 cd src &&
 596                 git checkout -b another main
 597         ) &&
 598         git clone src target-11 &&
 599         test "z$( cd target-11 && git symbolic-ref HEAD )" = zrefs/heads/another
 600
 601 '
 602
 603 test_expect_success 'shallow clone locally' '
 604         git clone --depth=1 --no-local src ssrrcc &&
 605         git clone ssrrcc ddsstt &&
 606         test_cmp ssrrcc/.git/shallow ddsstt/.git/shallow &&
 607         ( cd ddsstt && git fsck )
 608 '
 609
 610 test_expect_success 'GIT_TRACE_PACKFILE produces a usable pack' '
 611         rm -rf dst.git &&
 612         GIT_TRACE_PACKFILE=$PWD/tmp.pack git clone --no-local --bare src dst.git &&
 613         git init --bare replay.git &&
 614         git -C replay.git index-pack -v --stdin <tmp.pack
 615 '
 616
 617 test_expect_success 'clone on case-insensitive fs' '
 618         git init icasefs &&
 619         (
 620                 cd icasefs &&
 621                 o=$(git hash-object -w --stdin </dev/null | hex2oct) &&
 622                 t=$(printf "100644 X\0${o}100644 x\0${o}" |
 623                         git hash-object -w -t tree --stdin) &&
 624                 c=$(git commit-tree -m bogus $t) &&
 625                 git update-ref refs/heads/bogus $c &&
 626                 git clone -b bogus . bogus 2>warning
 627         )
 628 '
 629
 630 test_expect_success CASE_INSENSITIVE_FS 'colliding file detection' '
 631         grep X icasefs/warning &&
 632         grep x icasefs/warning &&
 633         test_i18ngrep "the following paths have collided" icasefs/warning
 634 '
 635
 636 test_expect_success 'clone with GIT_DEFAULT_HASH' '
 637         (
 638                 sane_unset GIT_DEFAULT_HASH &&
 639                 git init --object-format=sha1 test-sha1 &&
 640                 git init --object-format=sha256 test-sha256
 641         ) &&
 642         test_commit -C test-sha1 foo &&
 643         test_commit -C test-sha256 foo &&
 644         GIT_DEFAULT_HASH=sha1 git clone test-sha256 test-clone-sha256 &&
 645         GIT_DEFAULT_HASH=sha256 git clone test-sha1 test-clone-sha1 &&
 646         git -C test-clone-sha1 status &&
 647         git -C test-clone-sha256 status
 648 '
 649
 650 partial_clone_server () {
 651                SERVER="$1" &&
 652
 653         rm -rf "$SERVER" client &&
 654         test_create_repo "$SERVER" &&
 655         test_commit -C "$SERVER" one &&
 656         HASH1=$(git -C "$SERVER" hash-object one.t) &&
 657         git -C "$SERVER" revert HEAD &&
 658         test_commit -C "$SERVER" two &&
 659         HASH2=$(git -C "$SERVER" hash-object two.t) &&
 660         test_config -C "$SERVER" uploadpack.allowfilter 1 &&
 661         test_config -C "$SERVER" uploadpack.allowanysha1inwant 1
 662 }
 663
 664 partial_clone () {
 665                SERVER="$1" &&
 666                URL="$2" &&
 667
 668         partial_clone_server "${SERVER}" &&
 669         git clone --filter=blob:limit=0 "$URL" client &&
 670
 671         git -C client fsck &&
 672
 673         # Ensure that unneeded blobs are not inadvertently fetched.
 674         test_config -C client remote.origin.promisor "false" &&
 675         git -C client config --unset remote.origin.partialclonefilter &&
 676         test_must_fail git -C client cat-file -e "$HASH1" &&
 677
 678         # But this blob was fetched, because clone performs an initial checkout
 679         git -C client cat-file -e "$HASH2"
 680 }
 681
 682 test_expect_success 'partial clone' '
 683         partial_clone server "file://$(pwd)/server"
 684 '
 685
 686 test_expect_success 'partial clone with -o' '
 687         partial_clone_server server &&
 688         git clone -o blah --filter=blob:limit=0 "file://$(pwd)/server" client &&
 689         test_cmp_config -C client "blob:limit=0" --get-all remote.blah.partialclonefilter
 690 '
 691
 692 test_expect_success 'partial clone: warn if server does not support object filtering' '
 693         rm -rf server client &&
 694         test_create_repo server &&
 695         test_commit -C server one &&
 696
 697         git clone --filter=blob:limit=0 "file://$(pwd)/server" client 2> err &&
 698
 699         test_i18ngrep "filtering not recognized by server" err
 700 '
 701
 702 test_expect_success 'batch missing blob request during checkout' '
 703         rm -rf server client &&
 704
 705         test_create_repo server &&
 706         echo a >server/a &&
 707         echo b >server/b &&
 708         git -C server add a b &&
 709
 710         git -C server commit -m x &&
 711         echo aa >server/a &&
 712         echo bb >server/b &&
 713         git -C server add a b &&
 714         git -C server commit -m x &&
 715
 716         test_config -C server uploadpack.allowfilter 1 &&
 717         test_config -C server uploadpack.allowanysha1inwant 1 &&
 718
 719         git clone --filter=blob:limit=0 "file://$(pwd)/server" client &&
 720
 721         # Ensure that there is only one negotiation by checking that there is
 722         # only "done" line sent. ("done" marks the end of negotiation.)
 723         GIT_TRACE_PACKET="$(pwd)/trace" \
 724                 GIT_TRACE2_EVENT="$(pwd)/trace2_event" \
 725                 git -C client -c trace2.eventNesting=5 checkout HEAD^ &&
 726         grep \"key\":\"total_rounds\",\"value\":\"1\" trace2_event >trace_lines &&
 727         test_line_count = 1 trace_lines &&
 728         grep "fetch> done" trace >done_lines &&
 729         test_line_count = 1 done_lines
 730 '
 731
 732 test_expect_success 'batch missing blob request does not inadvertently try to fetch gitlinks' '
 733         rm -rf server client &&
 734
 735         test_create_repo repo_for_submodule &&
 736         test_commit -C repo_for_submodule x &&
 737
 738         test_create_repo server &&
 739         echo a >server/a &&
 740         echo b >server/b &&
 741         git -C server add a b &&
 742         git -C server commit -m x &&
 743
 744         echo aa >server/a &&
 745         echo bb >server/b &&
 746         # Also add a gitlink pointing to an arbitrary repository
 747         test_config_global protocol.file.allow always &&
 748         git -C server submodule add "$(pwd)/repo_for_submodule" c &&
 749         git -C server add a b c &&
 750         git -C server commit -m x &&
 751
 752         test_config -C server uploadpack.allowfilter 1 &&
 753         test_config -C server uploadpack.allowanysha1inwant 1 &&
 754
 755         # Make sure that it succeeds
 756         git clone --filter=blob:limit=0 "file://$(pwd)/server" client
 757 '
 758
 759 . "$TEST_DIRECTORY"/lib-httpd.sh
 760 start_httpd
 761
 762 test_expect_success 'partial clone using HTTP' '
 763         partial_clone "$HTTPD_DOCUMENT_ROOT_PATH/server" "$HTTPD_URL/smart/server"
 764 '
 765
 766 test_expect_success 'reject cloning shallow repository using HTTP' '
 767         test_when_finished "rm -rf repo" &&
 768         git clone --bare --no-local --depth=1 src "$HTTPD_DOCUMENT_ROOT_PATH/repo.git" &&
 769         test_must_fail git -c protocol.version=2 clone --reject-shallow $HTTPD_URL/smart/repo.git repo 2>err &&
 770         test_i18ngrep -e "source repository is shallow, reject to clone." err &&
 771
 772         git clone --no-reject-shallow $HTTPD_URL/smart/repo.git repo
 773 '
 774
 775 # DO NOT add non-httpd-specific tests here, because the last part of this
 776 # test script is only executed when httpd is available and enabled.
 777
 778 test_done