t/t9350-fast-export.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2007 Johannes E. Schindelin
   4 #
   5
   6 test_description='git fast-export'
   7 . ./test-lib.sh
   8
   9 test_expect_success 'setup' '
  10
  11         echo break it > file0 &&
  12         git add file0 &&
  13         test_tick &&
  14         echo Wohlauf > file &&
  15         git add file &&
  16         test_tick &&
  17         git commit -m initial &&
  18         echo die Luft > file &&
  19         echo geht frisch > file2 &&
  20         git add file file2 &&
  21         test_tick &&
  22         git commit -m second &&
  23         echo und > file2 &&
  24         test_tick &&
  25         git commit -m third file2 &&
  26         test_tick &&
  27         git tag rein &&
  28         git checkout -b wer HEAD^ &&
  29         echo lange > file2 &&
  30         test_tick &&
  31         git commit -m sitzt file2 &&
  32         test_tick &&
  33         git tag -a -m valentin muss &&
  34         git merge -s ours master
  35
  36 '
  37
  38 test_expect_success 'fast-export | fast-import' '
  39
  40         MASTER=$(git rev-parse --verify master) &&
  41         REIN=$(git rev-parse --verify rein) &&
  42         WER=$(git rev-parse --verify wer) &&
  43         MUSS=$(git rev-parse --verify muss) &&
  44         mkdir new &&
  45         git --git-dir=new/.git init &&
  46         git fast-export --all >actual &&
  47         (cd new &&
  48          git fast-import &&
  49          test $MASTER = $(git rev-parse --verify refs/heads/master) &&
  50          test $REIN = $(git rev-parse --verify refs/tags/rein) &&
  51          test $WER = $(git rev-parse --verify refs/heads/wer) &&
  52          test $MUSS = $(git rev-parse --verify refs/tags/muss)) <actual
  53
  54 '
  55
  56 test_expect_success 'fast-export ^muss^{commit} muss' '
  57         git fast-export --tag-of-filtered-object=rewrite ^muss^{commit} muss >actual &&
  58         cat >expected <<-EOF &&
  59         tag muss
  60         from $(git rev-parse --verify muss^{commit})
  61         $(git cat-file tag muss | grep tagger)
  62         data 9
  63         valentin
  64
  65         EOF
  66         test_cmp expected actual
  67 '
  68
  69 test_expect_success 'fast-export --mark-tags ^muss^{commit} muss' '
  70         git fast-export --mark-tags --tag-of-filtered-object=rewrite ^muss^{commit} muss >actual &&
  71         cat >expected <<-EOF &&
  72         tag muss
  73         mark :1
  74         from $(git rev-parse --verify muss^{commit})
  75         $(git cat-file tag muss | grep tagger)
  76         data 9
  77         valentin
  78
  79         EOF
  80         test_cmp expected actual
  81 '
  82
  83 test_expect_success 'fast-export master~2..master' '
  84
  85         git fast-export master~2..master >actual &&
  86         sed "s/master/partial/" actual |
  87                 (cd new &&
  88                  git fast-import &&
  89                  test $MASTER != $(git rev-parse --verify refs/heads/partial) &&
  90                  git diff --exit-code master partial &&
  91                  git diff --exit-code master^ partial^ &&
  92                  test_must_fail git rev-parse partial~2)
  93
  94 '
  95
  96 test_expect_success 'fast-export --reference-excluded-parents master~2..master' '
  97
  98         git fast-export --reference-excluded-parents master~2..master >actual &&
  99         grep commit.refs/heads/master actual >commit-count &&
 100         test_line_count = 2 commit-count &&
 101         sed "s/master/rewrite/" actual |
 102                 (cd new &&
 103                  git fast-import &&
 104                  test $MASTER = $(git rev-parse --verify refs/heads/rewrite))
 105 '
 106
 107 test_expect_success 'fast-export --show-original-ids' '
 108
 109         git fast-export --show-original-ids master >output &&
 110         grep ^original-oid output| sed -e s/^original-oid.// | sort >actual &&
 111         git rev-list --objects master muss >objects-and-names &&
 112         awk "{print \$1}" objects-and-names | sort >commits-trees-blobs &&
 113         comm -23 actual commits-trees-blobs >unfound &&
 114         test_must_be_empty unfound
 115 '
 116
 117 test_expect_success 'fast-export --show-original-ids | git fast-import' '
 118
 119         git fast-export --show-original-ids master muss | git fast-import --quiet &&
 120         test $MASTER = $(git rev-parse --verify refs/heads/master) &&
 121         test $MUSS = $(git rev-parse --verify refs/tags/muss)
 122 '
 123
 124 test_expect_success 'reencoding iso-8859-7' '
 125
 126         test_when_finished "git reset --hard HEAD~1" &&
 127         test_config i18n.commitencoding iso-8859-7 &&
 128         test_tick &&
 129         echo rosten >file &&
 130         git commit -s -F "$TEST_DIRECTORY/t9350/simple-iso-8859-7-commit-message.txt" file &&
 131         git fast-export --reencode=yes wer^..wer >iso-8859-7.fi &&
 132         sed "s/wer/i18n/" iso-8859-7.fi |
 133                 (cd new &&
 134                  git fast-import &&
 135                  # The commit object, if not re-encoded, would be 240 bytes.
 136                  # Removing the "encoding iso-8859-7\n" header drops 20 bytes.
 137                  # Re-encoding the Pi character from \xF0 (\360) in iso-8859-7
 138                  # to \xCF\x80 (\317\200) in UTF-8 adds a byte.  Check for
 139                  # the expected size.
 140                  test 221 -eq "$(git cat-file -s i18n)" &&
 141                  # ...and for the expected translation of bytes.
 142                  git cat-file commit i18n >actual &&
 143                  grep $(printf "\317\200") actual &&
 144                  # Also make sure the commit does not have the "encoding" header
 145                  ! grep ^encoding actual)
 146 '
 147
 148 test_expect_success 'aborting on iso-8859-7' '
 149
 150         test_when_finished "git reset --hard HEAD~1" &&
 151         test_config i18n.commitencoding iso-8859-7 &&
 152         echo rosten >file &&
 153         git commit -s -F "$TEST_DIRECTORY/t9350/simple-iso-8859-7-commit-message.txt" file &&
 154         test_must_fail git fast-export --reencode=abort wer^..wer >iso-8859-7.fi
 155 '
 156
 157 test_expect_success 'preserving iso-8859-7' '
 158
 159         test_when_finished "git reset --hard HEAD~1" &&
 160         test_config i18n.commitencoding iso-8859-7 &&
 161         echo rosten >file &&
 162         git commit -s -F "$TEST_DIRECTORY/t9350/simple-iso-8859-7-commit-message.txt" file &&
 163         git fast-export --reencode=no wer^..wer >iso-8859-7.fi &&
 164         sed "s/wer/i18n-no-recoding/" iso-8859-7.fi |
 165                 (cd new &&
 166                  git fast-import &&
 167                  # The commit object, if not re-encoded, is 240 bytes.
 168                  # Removing the "encoding iso-8859-7\n" header would drops 20
 169                  # bytes.  Re-encoding the Pi character from \xF0 (\360) in
 170                  # iso-8859-7 to \xCF\x80 (\317\200) in UTF-8 adds a byte.
 171                  # Check for the expected size...
 172                  test 240 -eq "$(git cat-file -s i18n-no-recoding)" &&
 173                  # ...as well as the expected byte.
 174                  git cat-file commit i18n-no-recoding >actual &&
 175                  grep $(printf "\360") actual &&
 176                  # Also make sure the commit has the "encoding" header
 177                  grep ^encoding actual)
 178 '
 179
 180 test_expect_success 'encoding preserved if reencoding fails' '
 181
 182         test_when_finished "git reset --hard HEAD~1" &&
 183         test_config i18n.commitencoding iso-8859-7 &&
 184         echo rosten >file &&
 185         git commit -s -F "$TEST_DIRECTORY/t9350/broken-iso-8859-7-commit-message.txt" file &&
 186         git fast-export --reencode=yes wer^..wer >iso-8859-7.fi &&
 187         sed "s/wer/i18n-invalid/" iso-8859-7.fi |
 188                 (cd new &&
 189                  git fast-import &&
 190                  git cat-file commit i18n-invalid >actual &&
 191                  # Make sure the commit still has the encoding header
 192                  grep ^encoding actual &&
 193                  # Verify that the commit has the expected size; i.e.
 194                  # that no bytes were re-encoded to a different encoding.
 195                  test 252 -eq "$(git cat-file -s i18n-invalid)" &&
 196                  # ...and check for the original special bytes
 197                  grep $(printf "\360") actual &&
 198                  grep $(printf "\377") actual)
 199 '
 200
 201 test_expect_success 'import/export-marks' '
 202
 203         git checkout -b marks master &&
 204         git fast-export --export-marks=tmp-marks HEAD &&
 205         test -s tmp-marks &&
 206         test_line_count = 3 tmp-marks &&
 207         git fast-export --import-marks=tmp-marks \
 208                 --export-marks=tmp-marks HEAD >actual &&
 209         test $(grep ^commit actual | wc -l) -eq 0 &&
 210         echo change > file &&
 211         git commit -m "last commit" file &&
 212         git fast-export --import-marks=tmp-marks \
 213                 --export-marks=tmp-marks HEAD >actual &&
 214         test $(grep ^commit\  actual | wc -l) -eq 1 &&
 215         test_line_count = 4 tmp-marks
 216
 217 '
 218
 219 cat > signed-tag-import << EOF
 220 tag sign-your-name
 221 from $(git rev-parse HEAD)
 222 tagger C O Mitter <committer@example.com> 1112911993 -0700
 223 data 210
 224 A message for a sign
 225 -----BEGIN PGP SIGNATURE-----
 226 Version: GnuPG v1.4.5 (GNU/Linux)
 227
 228 fakedsignaturefakedsignaturefakedsignaturefakedsignaturfakedsign
 229 aturefakedsignaturefake=
 230 =/59v
 231 -----END PGP SIGNATURE-----
 232 EOF
 233
 234 test_expect_success 'set up faked signed tag' '
 235
 236         cat signed-tag-import | git fast-import
 237
 238 '
 239
 240 test_expect_success 'signed-tags=abort' '
 241
 242         test_must_fail git fast-export --signed-tags=abort sign-your-name
 243
 244 '
 245
 246 test_expect_success 'signed-tags=verbatim' '
 247
 248         git fast-export --signed-tags=verbatim sign-your-name > output &&
 249         grep PGP output
 250
 251 '
 252
 253 test_expect_success 'signed-tags=strip' '
 254
 255         git fast-export --signed-tags=strip sign-your-name > output &&
 256         ! grep PGP output
 257
 258 '
 259
 260 test_expect_success 'signed-tags=warn-strip' '
 261         git fast-export --signed-tags=warn-strip sign-your-name >output 2>err &&
 262         ! grep PGP output &&
 263         test -s err
 264 '
 265
 266 test_expect_success 'setup submodule' '
 267
 268         git checkout -f master &&
 269         mkdir sub &&
 270         (
 271                 cd sub &&
 272                 git init  &&
 273                 echo test file > file &&
 274                 git add file &&
 275                 git commit -m sub_initial
 276         ) &&
 277         git submodule add "$(pwd)/sub" sub &&
 278         git commit -m initial &&
 279         test_tick &&
 280         (
 281                 cd sub &&
 282                 echo more data >> file &&
 283                 git add file &&
 284                 git commit -m sub_second
 285         ) &&
 286         git add sub &&
 287         git commit -m second
 288
 289 '
 290
 291 test_expect_success 'submodule fast-export | fast-import' '
 292
 293         SUBENT1=$(git ls-tree master^ sub) &&
 294         SUBENT2=$(git ls-tree master sub) &&
 295         rm -rf new &&
 296         mkdir new &&
 297         git --git-dir=new/.git init &&
 298         git fast-export --signed-tags=strip --all >actual &&
 299         (cd new &&
 300          git fast-import &&
 301          test "$SUBENT1" = "$(git ls-tree refs/heads/master^ sub)" &&
 302          test "$SUBENT2" = "$(git ls-tree refs/heads/master sub)" &&
 303          git checkout master &&
 304          git submodule init &&
 305          git submodule update &&
 306          cmp sub/file ../sub/file) <actual
 307
 308 '
 309
 310 GIT_AUTHOR_NAME='A U Thor'; export GIT_AUTHOR_NAME
 311 GIT_COMMITTER_NAME='C O Mitter'; export GIT_COMMITTER_NAME
 312
 313 test_expect_success 'setup copies' '
 314
 315         git checkout -b copy rein &&
 316         git mv file file3 &&
 317         git commit -m move1 &&
 318         test_tick &&
 319         cp file2 file4 &&
 320         git add file4 &&
 321         git mv file2 file5 &&
 322         git commit -m copy1 &&
 323         test_tick &&
 324         cp file3 file6 &&
 325         git add file6 &&
 326         git commit -m copy2 &&
 327         test_tick &&
 328         echo more text >> file6 &&
 329         echo even more text >> file6 &&
 330         git add file6 &&
 331         git commit -m modify &&
 332         test_tick &&
 333         cp file6 file7 &&
 334         echo test >> file7 &&
 335         git add file7 &&
 336         git commit -m copy_modify
 337
 338 '
 339
 340 test_expect_success 'fast-export -C -C | fast-import' '
 341
 342         ENTRY=$(git rev-parse --verify copy) &&
 343         rm -rf new &&
 344         mkdir new &&
 345         git --git-dir=new/.git init &&
 346         git fast-export -C -C --signed-tags=strip --all > output &&
 347         grep "^C file2 file4\$" output &&
 348         cat output |
 349         (cd new &&
 350          git fast-import &&
 351          test $ENTRY = $(git rev-parse --verify refs/heads/copy))
 352
 353 '
 354
 355 test_expect_success 'fast-export | fast-import when master is tagged' '
 356
 357         git tag -m msg last &&
 358         git fast-export -C -C --signed-tags=strip --all > output &&
 359         test $(grep -c "^tag " output) = 3
 360
 361 '
 362
 363 cat > tag-content << EOF
 364 object $(git rev-parse HEAD)
 365 type commit
 366 tag rosten
 367 EOF
 368
 369 test_expect_success 'cope with tagger-less tags' '
 370
 371         TAG=$(git hash-object -t tag -w tag-content) &&
 372         git update-ref refs/tags/sonnenschein $TAG &&
 373         git fast-export -C -C --signed-tags=strip --all > output &&
 374         test $(grep -c "^tag " output) = 4 &&
 375         ! grep "Unspecified Tagger" output &&
 376         git fast-export -C -C --signed-tags=strip --all \
 377                 --fake-missing-tagger > output &&
 378         test $(grep -c "^tag " output) = 4 &&
 379         grep "Unspecified Tagger" output
 380
 381 '
 382
 383 test_expect_success 'setup for limiting exports by PATH' '
 384         mkdir limit-by-paths &&
 385         (
 386                 cd limit-by-paths &&
 387                 git init &&
 388                 echo hi > there &&
 389                 git add there &&
 390                 git commit -m "First file" &&
 391                 echo foo > bar &&
 392                 git add bar &&
 393                 git commit -m "Second file" &&
 394                 git tag -a -m msg mytag &&
 395                 echo morefoo >> bar &&
 396                 git add bar &&
 397                 git commit -m "Change to second file"
 398         )
 399 '
 400
 401 cat > limit-by-paths/expected << EOF
 402 blob
 403 mark :1
 404 data 3
 405 hi
 406
 407 reset refs/tags/mytag
 408 commit refs/tags/mytag
 409 mark :2
 410 author A U Thor <author@example.com> 1112912713 -0700
 411 committer C O Mitter <committer@example.com> 1112912713 -0700
 412 data 11
 413 First file
 414 M 100644 :1 there
 415
 416 EOF
 417
 418 test_expect_success 'dropping tag of filtered out object' '
 419 (
 420         cd limit-by-paths &&
 421         git fast-export --tag-of-filtered-object=drop mytag -- there > output &&
 422         test_cmp expected output
 423 )
 424 '
 425
 426 cat >> limit-by-paths/expected << EOF
 427 tag mytag
 428 from :2
 429 tagger C O Mitter <committer@example.com> 1112912713 -0700
 430 data 4
 431 msg
 432
 433 EOF
 434
 435 test_expect_success 'rewriting tag of filtered out object' '
 436 (
 437         cd limit-by-paths &&
 438         git fast-export --tag-of-filtered-object=rewrite mytag -- there > output &&
 439         test_cmp expected output
 440 )
 441 '
 442
 443 test_expect_success 'rewrite tag predating pathspecs to nothing' '
 444         test_create_repo rewrite_tag_predating_pathspecs &&
 445         (
 446                 cd rewrite_tag_predating_pathspecs &&
 447
 448                 test_commit initial &&
 449
 450                 git tag -a -m "Some old tag" v0.0.0.0.0.0.1 &&
 451
 452                 test_commit bar &&
 453
 454                 git fast-export --tag-of-filtered-object=rewrite --all -- bar.t >output &&
 455                 grep from.$ZERO_OID output
 456         )
 457 '
 458
 459 cat > limit-by-paths/expected << EOF
 460 blob
 461 mark :1
 462 data 4
 463 foo
 464
 465 blob
 466 mark :2
 467 data 3
 468 hi
 469
 470 reset refs/heads/master
 471 commit refs/heads/master
 472 mark :3
 473 author A U Thor <author@example.com> 1112912713 -0700
 474 committer C O Mitter <committer@example.com> 1112912713 -0700
 475 data 12
 476 Second file
 477 M 100644 :1 bar
 478 M 100644 :2 there
 479
 480 EOF
 481
 482 test_expect_failure 'no exact-ref revisions included' '
 483         (
 484                 cd limit-by-paths &&
 485                 git fast-export master~2..master~1 > output &&
 486                 test_cmp expected output
 487         )
 488 '
 489
 490 test_expect_success 'path limiting with import-marks does not lose unmodified files'        '
 491         git checkout -b simple marks~2 &&
 492         git fast-export --export-marks=marks simple -- file > /dev/null &&
 493         echo more content >> file &&
 494         test_tick &&
 495         git commit -mnext file &&
 496         git fast-export --import-marks=marks simple -- file file0 >actual &&
 497         grep file0 actual
 498 '
 499
 500 test_expect_success 'avoid corrupt stream with non-existent mark' '
 501         test_create_repo avoid_non_existent_mark &&
 502         (
 503                 cd avoid_non_existent_mark &&
 504
 505                 test_commit important-path &&
 506
 507                 test_commit ignored &&
 508
 509                 git branch A &&
 510                 git branch B &&
 511
 512                 echo foo >>important-path.t &&
 513                 git add important-path.t &&
 514                 test_commit more changes &&
 515
 516                 git fast-export --all -- important-path.t | git fast-import --force
 517         )
 518 '
 519
 520 test_expect_success 'full-tree re-shows unmodified files'        '
 521         git checkout -f simple &&
 522         git fast-export --full-tree simple >actual &&
 523         test $(grep -c file0 actual) -eq 3
 524 '
 525
 526 test_expect_success 'set-up a few more tags for tag export tests' '
 527         git checkout -f master &&
 528         HEAD_TREE=$(git show -s --pretty=raw HEAD | grep tree | sed "s/tree //") &&
 529         git tag    tree_tag        -m "tagging a tree" $HEAD_TREE &&
 530         git tag -a tree_tag-obj    -m "tagging a tree" $HEAD_TREE &&
 531         git tag    tag-obj_tag     -m "tagging a tag" tree_tag-obj &&
 532         git tag -a tag-obj_tag-obj -m "tagging a tag" tree_tag-obj
 533 '
 534
 535 test_expect_success 'tree_tag'        '
 536         mkdir result &&
 537         (cd result && git init) &&
 538         git fast-export tree_tag > fe-stream &&
 539         (cd result && git fast-import < ../fe-stream)
 540 '
 541
 542 # NEEDSWORK: not just check return status, but validate the output
 543 # Note that these tests DO NOTHING other than print a warning that
 544 # they are omitting the one tag we asked them to export (because the
 545 # tags resolve to a tree).  They exist just to make sure we do not
 546 # abort but instead just warn.
 547 test_expect_success 'tree_tag-obj'    'git fast-export tree_tag-obj'
 548 test_expect_success 'tag-obj_tag'     'git fast-export tag-obj_tag'
 549 test_expect_success 'tag-obj_tag-obj' 'git fast-export tag-obj_tag-obj'
 550
 551 test_expect_success 'handling tags of blobs' '
 552         git tag -a -m "Tag of a blob" blobtag $(git rev-parse master:file) &&
 553         git fast-export blobtag >actual &&
 554         cat >expect <<-EOF &&
 555         blob
 556         mark :1
 557         data 9
 558         die Luft
 559
 560         tag blobtag
 561         from :1
 562         tagger $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
 563         data 14
 564         Tag of a blob
 565
 566         EOF
 567         test_cmp expect actual
 568 '
 569
 570 test_expect_success 'handling nested tags' '
 571         git tag -a -m "This is a nested tag" nested muss &&
 572         git fast-export --mark-tags nested >output &&
 573         grep "^from $ZERO_OID$" output &&
 574         grep "^tag nested$" output >tag_lines &&
 575         test_line_count = 2 tag_lines
 576 '
 577
 578 test_expect_success 'directory becomes symlink'        '
 579         git init dirtosymlink &&
 580         git init result &&
 581         (
 582                 cd dirtosymlink &&
 583                 mkdir foo &&
 584                 mkdir bar &&
 585                 echo hello > foo/world &&
 586                 echo hello > bar/world &&
 587                 git add foo/world bar/world &&
 588                 git commit -q -mone &&
 589                 git rm -r foo &&
 590                 test_ln_s_add bar foo &&
 591                 git commit -q -mtwo
 592         ) &&
 593         (
 594                 cd dirtosymlink &&
 595                 git fast-export master -- foo |
 596                 (cd ../result && git fast-import --quiet)
 597         ) &&
 598         (cd result && git show master:foo)
 599 '
 600
 601 test_expect_success 'fast-export quotes pathnames' '
 602         git init crazy-paths &&
 603         test_config -C crazy-paths core.protectNTFS false &&
 604         (cd crazy-paths &&
 605          blob=$(echo foo | git hash-object -w --stdin) &&
 606          git -c core.protectNTFS=false update-index --add \
 607                 --cacheinfo 100644 $blob "$(printf "path with\\nnewline")" \
 608                 --cacheinfo 100644 $blob "path with \"quote\"" \
 609                 --cacheinfo 100644 $blob "path with \\backslash" \
 610                 --cacheinfo 100644 $blob "path with space" &&
 611          git commit -m addition &&
 612          git ls-files -z -s | perl -0pe "s{\\t}{$&subdir/}" >index &&
 613          git read-tree --empty &&
 614          git update-index -z --index-info <index &&
 615          git commit -m rename &&
 616          git read-tree --empty &&
 617          git commit -m deletion &&
 618          git fast-export -M HEAD >export.out &&
 619          git rev-list HEAD >expect &&
 620          git init result &&
 621          cd result &&
 622          git fast-import <../export.out &&
 623          git rev-list HEAD >actual &&
 624          test_cmp ../expect actual
 625         )
 626 '
 627
 628 test_expect_success 'test bidirectionality' '
 629         git init marks-test &&
 630         git fast-export --export-marks=marks-cur --import-marks-if-exists=marks-cur --branches | \
 631         git --git-dir=marks-test/.git fast-import --export-marks=marks-new --import-marks-if-exists=marks-new &&
 632         (cd marks-test &&
 633         git reset --hard &&
 634         echo Wohlauf > file &&
 635         git commit -a -m "back in time") &&
 636         git --git-dir=marks-test/.git fast-export --export-marks=marks-new --import-marks-if-exists=marks-new --branches | \
 637         git fast-import --export-marks=marks-cur --import-marks-if-exists=marks-cur
 638 '
 639
 640 cat > expected << EOF
 641 blob
 642 mark :13
 643 data 5
 644 bump
 645
 646 commit refs/heads/master
 647 mark :14
 648 author A U Thor <author@example.com> 1112912773 -0700
 649 committer C O Mitter <committer@example.com> 1112912773 -0700
 650 data 5
 651 bump
 652 from :12
 653 M 100644 :13 file
 654
 655 EOF
 656
 657 test_expect_success 'avoid uninteresting refs' '
 658         > tmp-marks &&
 659         git fast-export --import-marks=tmp-marks \
 660                 --export-marks=tmp-marks master > /dev/null &&
 661         git tag v1.0 &&
 662         git branch uninteresting &&
 663         echo bump > file &&
 664         git commit -a -m bump &&
 665         git fast-export --import-marks=tmp-marks \
 666                 --export-marks=tmp-marks ^uninteresting ^v1.0 master > actual &&
 667         test_cmp expected actual
 668 '
 669
 670 cat > expected << EOF
 671 reset refs/heads/master
 672 from :14
 673
 674 EOF
 675
 676 test_expect_success 'refs are updated even if no commits need to be exported' '
 677         > tmp-marks &&
 678         git fast-export --import-marks=tmp-marks \
 679                 --export-marks=tmp-marks master > /dev/null &&
 680         git fast-export --import-marks=tmp-marks \
 681                 --export-marks=tmp-marks master > actual &&
 682         test_cmp expected actual
 683 '
 684
 685 test_expect_success 'use refspec' '
 686         git fast-export --refspec refs/heads/master:refs/heads/foobar master >actual2 &&
 687         grep "^commit " actual2 | sort | uniq >actual &&
 688         echo "commit refs/heads/foobar" > expected &&
 689         test_cmp expected actual
 690 '
 691
 692 test_expect_success 'delete ref because entire history excluded' '
 693         git branch to-delete &&
 694         git fast-export to-delete ^to-delete >actual &&
 695         cat >expected <<-EOF &&
 696         reset refs/heads/to-delete
 697         from 0000000000000000000000000000000000000000
 698
 699         EOF
 700         test_cmp expected actual
 701 '
 702
 703 test_expect_success 'delete refspec' '
 704         git fast-export --refspec :refs/heads/to-delete >actual &&
 705         cat >expected <<-EOF &&
 706         reset refs/heads/to-delete
 707         from 0000000000000000000000000000000000000000
 708
 709         EOF
 710         test_cmp expected actual
 711 '
 712
 713 test_expect_success 'when using -C, do not declare copy when source of copy is also modified' '
 714         test_create_repo src &&
 715         echo a_line >src/file.txt &&
 716         git -C src add file.txt &&
 717         git -C src commit -m 1st_commit &&
 718
 719         cp src/file.txt src/file2.txt &&
 720         echo another_line >>src/file.txt &&
 721         git -C src add file.txt file2.txt &&
 722         git -C src commit -m 2nd_commit &&
 723
 724         test_create_repo dst &&
 725         git -C src fast-export --all -C >actual &&
 726         git -C dst fast-import <actual &&
 727         git -C src show >expected &&
 728         git -C dst show >actual &&
 729         test_cmp expected actual
 730 '
 731
 732 test_expect_success 'merge commit gets exported with --import-marks' '
 733         test_create_repo merging &&
 734         (
 735                 cd merging &&
 736                 test_commit initial &&
 737                 git checkout -b topic &&
 738                 test_commit on-topic &&
 739                 git checkout master &&
 740                 test_commit on-master &&
 741                 test_tick &&
 742                 git merge --no-ff -m Yeah topic &&
 743
 744                 echo ":1 $(git rev-parse HEAD^^)" >marks &&
 745                 git fast-export --import-marks=marks master >out &&
 746                 grep Yeah out
 747         )
 748 '
 749
 750 test_done