t/t7400-submodule-basic.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2007 Lars Hjemli
   4 #
   5
   6 test_description='Basic porcelain support for submodules
   7
   8 This test tries to verify basic sanity of the init, update and status
   9 subcommands of git submodule.
  10 '
  11
  12 . ./test-lib.sh
  13
  14 test_expect_success 'setup - initial commit' '
  15         >t &&
  16         git add t &&
  17         git commit -m "initial commit" &&
  18         git branch initial
  19 '
  20
  21 test_expect_success 'setup - repository in init subdirectory' '
  22         mkdir init &&
  23         (
  24                 cd init &&
  25                 git init &&
  26                 echo a >a &&
  27                 git add a &&
  28                 git commit -m "submodule commit 1" &&
  29                 git tag -a -m "rev-1" rev-1
  30         )
  31 '
  32
  33 test_expect_success 'setup - commit with gitlink' '
  34         echo a >a &&
  35         echo z >z &&
  36         git add a init z &&
  37         git commit -m "super commit 1"
  38 '
  39
  40 test_expect_success 'setup - hide init subdirectory' '
  41         mv init .subrepo
  42 '
  43
  44 test_expect_success 'setup - repository to add submodules to' '
  45         git init addtest &&
  46         git init addtest-ignore
  47 '
  48
  49 # The 'submodule add' tests need some repository to add as a submodule.
  50 # The trash directory is a good one as any. We need to canonicalize
  51 # the name, though, as some tests compare it to the absolute path git
  52 # generates, which will expand symbolic links.
  53 submodurl=$(pwd -P)
  54
  55 listbranches() {
  56         git for-each-ref --format='%(refname)' 'refs/heads/*'
  57 }
  58
  59 inspect() {
  60         dir=$1 &&
  61         dotdot="${2:-..}" &&
  62
  63         (
  64                 cd "$dir" &&
  65                 listbranches >"$dotdot/heads" &&
  66                 { git symbolic-ref HEAD || :; } >"$dotdot/head" &&
  67                 git rev-parse HEAD >"$dotdot/head-sha1" &&
  68                 git update-index --refresh &&
  69                 git diff-files --exit-code &&
  70                 git clean -n -d -x >"$dotdot/untracked"
  71         )
  72 }
  73
  74 test_expect_success 'submodule add' '
  75         echo "refs/heads/master" >expect &&
  76         >empty &&
  77
  78         (
  79                 cd addtest &&
  80                 git submodule add -q "$submodurl" submod >actual &&
  81                 test ! -s actual &&
  82                 echo "gitdir: ../.git/modules/submod" >expect &&
  83                 test_cmp expect submod/.git &&
  84                 (
  85                         cd submod &&
  86                         git config core.worktree >actual &&
  87                         echo "../../../submod" >expect &&
  88                         test_cmp expect actual &&
  89                         rm -f actual expect
  90                 ) &&
  91                 git submodule init
  92         ) &&
  93
  94         rm -f heads head untracked &&
  95         inspect addtest/submod ../.. &&
  96         test_cmp expect heads &&
  97         test_cmp expect head &&
  98         test_cmp empty untracked
  99 '
 100
 101 test_expect_success 'submodule add to .gitignored path fails' '
 102         (
 103                 cd addtest-ignore &&
 104                 cat <<-\EOF >expect &&
 105                 The following path is ignored by one of your .gitignore files:
 106                 submod
 107                 Use -f if you really want to add it.
 108                 EOF
 109                 # Does not use test_commit due to the ignore
 110                 echo "*" > .gitignore &&
 111                 git add --force .gitignore &&
 112                 git commit -m"Ignore everything" &&
 113                 ! git submodule add "$submodurl" submod >actual 2>&1 &&
 114                 test_i18ncmp expect actual
 115         )
 116 '
 117
 118 test_expect_success 'submodule add to .gitignored path with --force' '
 119         (
 120                 cd addtest-ignore &&
 121                 git submodule add --force "$submodurl" submod
 122         )
 123 '
 124
 125 test_expect_success 'submodule add --branch' '
 126         echo "refs/heads/initial" >expect-head &&
 127         cat <<-\EOF >expect-heads &&
 128         refs/heads/initial
 129         refs/heads/master
 130         EOF
 131         >empty &&
 132
 133         (
 134                 cd addtest &&
 135                 git submodule add -b initial "$submodurl" submod-branch &&
 136                 git submodule init
 137         ) &&
 138
 139         rm -f heads head untracked &&
 140         inspect addtest/submod-branch ../.. &&
 141         test_cmp expect-heads heads &&
 142         test_cmp expect-head head &&
 143         test_cmp empty untracked
 144 '
 145
 146 test_expect_success 'submodule add with ./ in path' '
 147         echo "refs/heads/master" >expect &&
 148         >empty &&
 149
 150         (
 151                 cd addtest &&
 152                 git submodule add "$submodurl" ././dotsubmod/./frotz/./ &&
 153                 git submodule init
 154         ) &&
 155
 156         rm -f heads head untracked &&
 157         inspect addtest/dotsubmod/frotz ../../.. &&
 158         test_cmp expect heads &&
 159         test_cmp expect head &&
 160         test_cmp empty untracked
 161 '
 162
 163 test_expect_success 'submodule add with // in path' '
 164         echo "refs/heads/master" >expect &&
 165         >empty &&
 166
 167         (
 168                 cd addtest &&
 169                 git submodule add "$submodurl" slashslashsubmod///frotz// &&
 170                 git submodule init
 171         ) &&
 172
 173         rm -f heads head untracked &&
 174         inspect addtest/slashslashsubmod/frotz ../../.. &&
 175         test_cmp expect heads &&
 176         test_cmp expect head &&
 177         test_cmp empty untracked
 178 '
 179
 180 test_expect_success 'submodule add with /.. in path' '
 181         echo "refs/heads/master" >expect &&
 182         >empty &&
 183
 184         (
 185                 cd addtest &&
 186                 git submodule add "$submodurl" dotdotsubmod/../realsubmod/frotz/.. &&
 187                 git submodule init
 188         ) &&
 189
 190         rm -f heads head untracked &&
 191         inspect addtest/realsubmod ../.. &&
 192         test_cmp expect heads &&
 193         test_cmp expect head &&
 194         test_cmp empty untracked
 195 '
 196
 197 test_expect_success 'submodule add with ./, /.. and // in path' '
 198         echo "refs/heads/master" >expect &&
 199         >empty &&
 200
 201         (
 202                 cd addtest &&
 203                 git submodule add "$submodurl" dot/dotslashsubmod/./../..////realsubmod2/a/b/c/d/../../../../frotz//.. &&
 204                 git submodule init
 205         ) &&
 206
 207         rm -f heads head untracked &&
 208         inspect addtest/realsubmod2 ../.. &&
 209         test_cmp expect heads &&
 210         test_cmp expect head &&
 211         test_cmp empty untracked
 212 '
 213
 214 test_expect_success 'setup - add an example entry to .gitmodules' '
 215         GIT_CONFIG=.gitmodules \
 216         git config submodule.example.url git://example.com/init.git
 217 '
 218
 219 test_expect_success 'status should fail for unmapped paths' '
 220         test_must_fail git submodule status
 221 '
 222
 223 test_expect_success 'setup - map path in .gitmodules' '
 224         cat <<\EOF >expect &&
 225 [submodule "example"]
 226         url = git://example.com/init.git
 227         path = init
 228 EOF
 229
 230         GIT_CONFIG=.gitmodules git config submodule.example.path init &&
 231
 232         test_cmp expect .gitmodules
 233 '
 234
 235 test_expect_success 'status should only print one line' '
 236         git submodule status >lines &&
 237         test_line_count = 1 lines
 238 '
 239
 240 test_expect_success 'setup - fetch commit name from submodule' '
 241         rev1=$(cd .subrepo && git rev-parse HEAD) &&
 242         printf "rev1: %s\n" "$rev1" &&
 243         test -n "$rev1"
 244 '
 245
 246 test_expect_success 'status should initially be "missing"' '
 247         git submodule status >lines &&
 248         grep "^-$rev1" lines
 249 '
 250
 251 test_expect_success 'init should register submodule url in .git/config' '
 252         echo git://example.com/init.git >expect &&
 253
 254         git submodule init &&
 255         git config submodule.example.url >url &&
 256         git config submodule.example.url ./.subrepo &&
 257
 258         test_cmp expect url
 259 '
 260
 261 test_failure_with_unknown_submodule () {
 262         test_must_fail git submodule $1 no-such-submodule 2>output.err &&
 263         grep "^error: .*no-such-submodule" output.err
 264 }
 265
 266 test_expect_success 'init should fail with unknown submodule' '
 267         test_failure_with_unknown_submodule init
 268 '
 269
 270 test_expect_success 'update should fail with unknown submodule' '
 271         test_failure_with_unknown_submodule update
 272 '
 273
 274 test_expect_success 'status should fail with unknown submodule' '
 275         test_failure_with_unknown_submodule status
 276 '
 277
 278 test_expect_success 'sync should fail with unknown submodule' '
 279         test_failure_with_unknown_submodule sync
 280 '
 281
 282 test_expect_success 'update should fail when path is used by a file' '
 283         echo hello >expect &&
 284
 285         echo "hello" >init &&
 286         test_must_fail git submodule update &&
 287
 288         test_cmp expect init
 289 '
 290
 291 test_expect_success 'update should fail when path is used by a nonempty directory' '
 292         echo hello >expect &&
 293
 294         rm -fr init &&
 295         mkdir init &&
 296         echo "hello" >init/a &&
 297
 298         test_must_fail git submodule update &&
 299
 300         test_cmp expect init/a
 301 '
 302
 303 test_expect_success 'update should work when path is an empty dir' '
 304         rm -fr init &&
 305         rm -f head-sha1 &&
 306         echo "$rev1" >expect &&
 307
 308         mkdir init &&
 309         git submodule update -q >update.out &&
 310         test ! -s update.out &&
 311
 312         inspect init &&
 313         test_cmp expect head-sha1
 314 '
 315
 316 test_expect_success 'status should be "up-to-date" after update' '
 317         git submodule status >list &&
 318         grep "^ $rev1" list
 319 '
 320
 321 test_expect_success 'status should be "modified" after submodule commit' '
 322         (
 323                 cd init &&
 324                 echo b >b &&
 325                 git add b &&
 326                 git commit -m "submodule commit 2"
 327         ) &&
 328
 329         rev2=$(cd init && git rev-parse HEAD) &&
 330         test -n "$rev2" &&
 331         git submodule status >list &&
 332
 333         grep "^+$rev2" list
 334 '
 335
 336 test_expect_success 'the --cached sha1 should be rev1' '
 337         git submodule --cached status >list &&
 338         grep "^+$rev1" list
 339 '
 340
 341 test_expect_success 'git diff should report the SHA1 of the new submodule commit' '
 342         git diff >diff &&
 343         grep "^+Subproject commit $rev2" diff
 344 '
 345
 346 test_expect_success 'update should checkout rev1' '
 347         rm -f head-sha1 &&
 348         echo "$rev1" >expect &&
 349
 350         git submodule update init &&
 351         inspect init &&
 352
 353         test_cmp expect head-sha1
 354 '
 355
 356 test_expect_success 'status should be "up-to-date" after update' '
 357         git submodule status >list &&
 358         grep "^ $rev1" list
 359 '
 360
 361 test_expect_success 'checkout superproject with subproject already present' '
 362         git checkout initial &&
 363         git checkout master
 364 '
 365
 366 test_expect_success 'apply submodule diff' '
 367         >empty &&
 368
 369         git branch second &&
 370         (
 371                 cd init &&
 372                 echo s >s &&
 373                 git add s &&
 374                 git commit -m "change subproject"
 375         ) &&
 376         git update-index --add init &&
 377         git commit -m "change init" &&
 378         git format-patch -1 --stdout >P.diff &&
 379         git checkout second &&
 380         git apply --index P.diff &&
 381
 382         git diff --cached master >staged &&
 383         test_cmp empty staged
 384 '
 385
 386 test_expect_success 'update --init' '
 387         mv init init2 &&
 388         git config -f .gitmodules submodule.example.url "$(pwd)/init2" &&
 389         git config --remove-section submodule.example &&
 390         test_must_fail git config submodule.example.url &&
 391
 392         git submodule update init > update.out &&
 393         cat update.out &&
 394         test_i18ngrep "not initialized" update.out &&
 395         test_must_fail git rev-parse --resolve-git-dir init/.git &&
 396
 397         git submodule update --init init &&
 398         git rev-parse --resolve-git-dir init/.git
 399 '
 400
 401 test_expect_success 'do not add files from a submodule' '
 402
 403         git reset --hard &&
 404         test_must_fail git add init/a
 405
 406 '
 407
 408 test_expect_success 'gracefully add submodule with a trailing slash' '
 409
 410         git reset --hard &&
 411         git commit -m "commit subproject" init &&
 412         (cd init &&
 413          echo b > a) &&
 414         git add init/ &&
 415         git diff --exit-code --cached init &&
 416         commit=$(cd init &&
 417          git commit -m update a >/dev/null &&
 418          git rev-parse HEAD) &&
 419         git add init/ &&
 420         test_must_fail git diff --exit-code --cached init &&
 421         test $commit = $(git ls-files --stage |
 422                 sed -n "s/^160000 \([^ ]*\).*/\1/p")
 423
 424 '
 425
 426 test_expect_success 'ls-files gracefully handles trailing slash' '
 427
 428         test "init" = "$(git ls-files init/)"
 429
 430 '
 431
 432 test_expect_success 'moving to a commit without submodule does not leave empty dir' '
 433         rm -rf init &&
 434         mkdir init &&
 435         git reset --hard &&
 436         git checkout initial &&
 437         test ! -d init &&
 438         git checkout second
 439 '
 440
 441 test_expect_success 'submodule <invalid-subcommand> fails' '
 442         test_must_fail git submodule no-such-subcommand
 443 '
 444
 445 test_expect_success 'add submodules without specifying an explicit path' '
 446         mkdir repo &&
 447         (
 448                 cd repo &&
 449                 git init &&
 450                 echo r >r &&
 451                 git add r &&
 452                 git commit -m "repo commit 1"
 453         ) &&
 454         git clone --bare repo/ bare.git &&
 455         (
 456                 cd addtest &&
 457                 git submodule add "$submodurl/repo" &&
 458                 git config -f .gitmodules submodule.repo.path repo &&
 459                 git submodule add "$submodurl/bare.git" &&
 460                 git config -f .gitmodules submodule.bare.path bare
 461         )
 462 '
 463
 464 test_expect_success 'add should fail when path is used by a file' '
 465         (
 466                 cd addtest &&
 467                 touch file &&
 468                 test_must_fail  git submodule add "$submodurl/repo" file
 469         )
 470 '
 471
 472 test_expect_success 'add should fail when path is used by an existing directory' '
 473         (
 474                 cd addtest &&
 475                 mkdir empty-dir &&
 476                 test_must_fail git submodule add "$submodurl/repo" empty-dir
 477         )
 478 '
 479
 480 test_expect_success 'use superproject as upstream when path is relative and no url is set there' '
 481         (
 482                 cd addtest &&
 483                 git submodule add ../repo relative &&
 484                 test "$(git config -f .gitmodules submodule.relative.url)" = ../repo &&
 485                 git submodule sync relative &&
 486                 test "$(git config submodule.relative.url)" = "$submodurl/repo"
 487         )
 488 '
 489
 490 test_expect_success 'set up for relative path tests' '
 491         mkdir reltest &&
 492         (
 493                 cd reltest &&
 494                 git init &&
 495                 mkdir sub &&
 496                 (
 497                         cd sub &&
 498                         git init &&
 499                         test_commit foo
 500                 ) &&
 501                 git add sub &&
 502                 git config -f .gitmodules submodule.sub.path sub &&
 503                 git config -f .gitmodules submodule.sub.url ../subrepo &&
 504                 cp .git/config pristine-.git-config &&
 505                 cp .gitmodules pristine-.gitmodules
 506         )
 507 '
 508
 509 test_expect_success '../subrepo works with URL - ssh://hostname/repo' '
 510         (
 511                 cd reltest &&
 512                 cp pristine-.git-config .git/config &&
 513                 cp pristine-.gitmodules .gitmodules &&
 514                 git config remote.origin.url ssh://hostname/repo &&
 515                 git submodule init &&
 516                 test "$(git config submodule.sub.url)" = ssh://hostname/subrepo
 517         )
 518 '
 519
 520 test_expect_success '../subrepo works with port-qualified URL - ssh://hostname:22/repo' '
 521         (
 522                 cd reltest &&
 523                 cp pristine-.git-config .git/config &&
 524                 cp pristine-.gitmodules .gitmodules &&
 525                 git config remote.origin.url ssh://hostname:22/repo &&
 526                 git submodule init &&
 527                 test "$(git config submodule.sub.url)" = ssh://hostname:22/subrepo
 528         )
 529 '
 530
 531 # About the choice of the path in the next test:
 532 # - double-slash side-steps path mangling issues on Windows
 533 # - it is still an absolute local path
 534 # - there cannot be a server with a blank in its name just in case the
 535 #   path is used erroneously to access a //server/share style path
 536 test_expect_success '../subrepo path works with local path - //somewhere else/repo' '
 537         (
 538                 cd reltest &&
 539                 cp pristine-.git-config .git/config &&
 540                 cp pristine-.gitmodules .gitmodules &&
 541                 git config remote.origin.url "//somewhere else/repo" &&
 542                 git submodule init &&
 543                 test "$(git config submodule.sub.url)" = "//somewhere else/subrepo"
 544         )
 545 '
 546
 547 test_expect_success '../subrepo works with file URL - file:///tmp/repo' '
 548         (
 549                 cd reltest &&
 550                 cp pristine-.git-config .git/config &&
 551                 cp pristine-.gitmodules .gitmodules &&
 552                 git config remote.origin.url file:///tmp/repo &&
 553                 git submodule init &&
 554                 test "$(git config submodule.sub.url)" = file:///tmp/subrepo
 555         )
 556 '
 557
 558 test_expect_success '../subrepo works with helper URL- helper:://hostname/repo' '
 559         (
 560                 cd reltest &&
 561                 cp pristine-.git-config .git/config &&
 562                 cp pristine-.gitmodules .gitmodules &&
 563                 git config remote.origin.url helper:://hostname/repo &&
 564                 git submodule init &&
 565                 test "$(git config submodule.sub.url)" = helper:://hostname/subrepo
 566         )
 567 '
 568
 569 test_expect_success '../subrepo works with scp-style URL - user@host:repo' '
 570         (
 571                 cd reltest &&
 572                 cp pristine-.git-config .git/config &&
 573                 git config remote.origin.url user@host:repo &&
 574                 git submodule init &&
 575                 test "$(git config submodule.sub.url)" = user@host:subrepo
 576         )
 577 '
 578
 579 test_expect_success '../subrepo works with scp-style URL - user@host:path/to/repo' '
 580         (
 581                 cd reltest &&
 582                 cp pristine-.git-config .git/config &&
 583                 cp pristine-.gitmodules .gitmodules &&
 584                 git config remote.origin.url user@host:path/to/repo &&
 585                 git submodule init &&
 586                 test "$(git config submodule.sub.url)" = user@host:path/to/subrepo
 587         )
 588 '
 589
 590 test_expect_success '../subrepo works with relative local path - foo' '
 591         (
 592                 cd reltest &&
 593                 cp pristine-.git-config .git/config &&
 594                 cp pristine-.gitmodules .gitmodules &&
 595                 git config remote.origin.url foo &&
 596                 # actual: fails with an error
 597                 git submodule init &&
 598                 test "$(git config submodule.sub.url)" = subrepo
 599         )
 600 '
 601
 602 test_expect_success '../subrepo works with relative local path - foo/bar' '
 603         (
 604                 cd reltest &&
 605                 cp pristine-.git-config .git/config &&
 606                 cp pristine-.gitmodules .gitmodules &&
 607                 git config remote.origin.url foo/bar &&
 608                 git submodule init &&
 609                 test "$(git config submodule.sub.url)" = foo/subrepo
 610         )
 611 '
 612
 613 test_expect_success '../subrepo works with relative local path - ./foo' '
 614         (
 615                 cd reltest &&
 616                 cp pristine-.git-config .git/config &&
 617                 cp pristine-.gitmodules .gitmodules &&
 618                 git config remote.origin.url ./foo &&
 619                 git submodule init &&
 620                 test "$(git config submodule.sub.url)" = subrepo
 621         )
 622 '
 623
 624 test_expect_success '../subrepo works with relative local path - ./foo/bar' '
 625         (
 626                 cd reltest &&
 627                 cp pristine-.git-config .git/config &&
 628                 cp pristine-.gitmodules .gitmodules &&
 629                 git config remote.origin.url ./foo/bar &&
 630                 git submodule init &&
 631                 test "$(git config submodule.sub.url)" = foo/subrepo
 632         )
 633 '
 634
 635 test_expect_success '../subrepo works with relative local path - ../foo' '
 636         (
 637                 cd reltest &&
 638                 cp pristine-.git-config .git/config &&
 639                 cp pristine-.gitmodules .gitmodules &&
 640                 git config remote.origin.url ../foo &&
 641                 git submodule init &&
 642                 test "$(git config submodule.sub.url)" = ../subrepo
 643         )
 644 '
 645
 646 test_expect_success '../subrepo works with relative local path - ../foo/bar' '
 647         (
 648                 cd reltest &&
 649                 cp pristine-.git-config .git/config &&
 650                 cp pristine-.gitmodules .gitmodules &&
 651                 git config remote.origin.url ../foo/bar &&
 652                 git submodule init &&
 653                 test "$(git config submodule.sub.url)" = ../foo/subrepo
 654         )
 655 '
 656
 657 test_expect_success '../bar/a/b/c works with relative local path - ../foo/bar.git' '
 658         (
 659                 cd reltest &&
 660                 cp pristine-.git-config .git/config &&
 661                 cp pristine-.gitmodules .gitmodules &&
 662                 mkdir -p a/b/c &&
 663                 (cd a/b/c; git init) &&
 664                 git config remote.origin.url ../foo/bar.git &&
 665                 git submodule add ../bar/a/b/c ./a/b/c &&
 666                 git submodule init &&
 667                 test "$(git config submodule.a/b/c.url)" = ../foo/bar/a/b/c
 668         )
 669 '
 670
 671 test_expect_success 'moving the superproject does not break submodules' '
 672         (
 673                 cd addtest &&
 674                 git submodule status >expect
 675         )
 676         mv addtest addtest2 &&
 677         (
 678                 cd addtest2 &&
 679                 git submodule status >actual &&
 680                 test_cmp expect actual
 681         )
 682 '
 683
 684 test_done