t/t7610-mergetool.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2008 Charles Bailey
   4 #
   5
   6 test_description='git mergetool
   7
   8 Testing basic merge tool invocation'
   9
  10 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
  11 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
  12
  13 . ./test-lib.sh
  14
  15 # All the mergetool test work by checking out a temporary branch based
  16 # off 'branch1' and then merging in main and checking the results of
  17 # running mergetool
  18
  19 test_expect_success 'setup' '
  20         test_config rerere.enabled true &&
  21         echo main >file1 &&
  22         echo main spaced >"spaced name" &&
  23         echo main file11 >file11 &&
  24         echo main file12 >file12 &&
  25         echo main file13 >file13 &&
  26         echo main file14 >file14 &&
  27         mkdir subdir &&
  28         echo main sub >subdir/file3 &&
  29         test_create_repo submod &&
  30         (
  31                 cd submod &&
  32                 : >foo &&
  33                 git add foo &&
  34                 git commit -m "Add foo"
  35         ) &&
  36         git submodule add file:///dev/null submod &&
  37         git add file1 "spaced name" file1[1-4] subdir/file3 .gitmodules submod &&
  38         git commit -m "add initial versions" &&
  39
  40         git checkout -b branch1 main &&
  41         git submodule update -N &&
  42         echo branch1 change >file1 &&
  43         echo branch1 newfile >file2 &&
  44         echo branch1 spaced >"spaced name" &&
  45         echo branch1 both added >both &&
  46         echo branch1 change file11 >file11 &&
  47         echo branch1 change file13 >file13 &&
  48         echo branch1 sub >subdir/file3 &&
  49         (
  50                 cd submod &&
  51                 echo branch1 submodule >bar &&
  52                 git add bar &&
  53                 git commit -m "Add bar on branch1" &&
  54                 git checkout -b submod-branch1
  55         ) &&
  56         git add file1 "spaced name" file11 file13 file2 subdir/file3 submod &&
  57         git add both &&
  58         git rm file12 &&
  59         git commit -m "branch1 changes" &&
  60
  61         git checkout -b delete-base branch1 &&
  62         mkdir -p a/a &&
  63         test_write_lines one two 3 4 >a/a/file.txt &&
  64         git add a/a/file.txt &&
  65         git commit -m"base file" &&
  66         git checkout -b move-to-b delete-base &&
  67         mkdir -p b/b &&
  68         git mv a/a/file.txt b/b/file.txt &&
  69         test_write_lines one two 4 >b/b/file.txt &&
  70         git commit -a -m"move to b" &&
  71         git checkout -b move-to-c delete-base &&
  72         mkdir -p c/c &&
  73         git mv a/a/file.txt c/c/file.txt &&
  74         test_write_lines one two 3 >c/c/file.txt &&
  75         git commit -a -m"move to c" &&
  76
  77         git checkout -b stash1 main &&
  78         echo stash1 change file11 >file11 &&
  79         git add file11 &&
  80         git commit -m "stash1 changes" &&
  81
  82         git checkout -b stash2 main &&
  83         echo stash2 change file11 >file11 &&
  84         git add file11 &&
  85         git commit -m "stash2 changes" &&
  86
  87         git checkout main &&
  88         git submodule update -N &&
  89         echo main updated >file1 &&
  90         echo main new >file2 &&
  91         echo main updated spaced >"spaced name" &&
  92         echo main both added >both &&
  93         echo main updated file12 >file12 &&
  94         echo main updated file14 >file14 &&
  95         echo main new sub >subdir/file3 &&
  96         (
  97                 cd submod &&
  98                 echo main submodule >bar &&
  99                 git add bar &&
 100                 git commit -m "Add bar on main" &&
 101                 git checkout -b submod-main
 102         ) &&
 103         git add file1 "spaced name" file12 file14 file2 subdir/file3 submod &&
 104         git add both &&
 105         git rm file11 &&
 106         git commit -m "main updates" &&
 107
 108         git clean -fdx &&
 109         git checkout -b order-file-start main &&
 110         echo start >a &&
 111         echo start >b &&
 112         git add a b &&
 113         git commit -m start &&
 114         git checkout -b order-file-side1 order-file-start &&
 115         echo side1 >a &&
 116         echo side1 >b &&
 117         git add a b &&
 118         git commit -m side1 &&
 119         git checkout -b order-file-side2 order-file-start &&
 120         echo side2 >a &&
 121         echo side2 >b &&
 122         git add a b &&
 123         git commit -m side2 &&
 124
 125         git config merge.tool mytool &&
 126         git config mergetool.mytool.cmd "cat \"\$REMOTE\" >\"\$MERGED\"" &&
 127         git config mergetool.mytool.trustExitCode true &&
 128         git config mergetool.mybase.cmd "cat \"\$BASE\" >\"\$MERGED\"" &&
 129         git config mergetool.mybase.trustExitCode true
 130 '
 131
 132 test_expect_success 'custom mergetool' '
 133         test_when_finished "git reset --hard" &&
 134         git checkout -b test$test_count branch1 &&
 135         git submodule update -N &&
 136         test_must_fail git merge main &&
 137         yes "" | git mergetool both &&
 138         yes "" | git mergetool file1 file1 &&
 139         yes "" | git mergetool file2 "spaced name" &&
 140         yes "" | git mergetool subdir/file3 &&
 141         yes "d" | git mergetool file11 &&
 142         yes "d" | git mergetool file12 &&
 143         yes "l" | git mergetool submod &&
 144         echo "main updated" >expect &&
 145         test_cmp expect file1 &&
 146         echo "main new" >expect &&
 147         test_cmp expect file2 &&
 148         echo "main new sub" >expect &&
 149         test_cmp expect subdir/file3 &&
 150         echo "branch1 submodule" >expect &&
 151         test_cmp expect submod/bar &&
 152         git commit -m "branch1 resolved with mergetool"
 153 '
 154
 155 test_expect_success 'gui mergetool' '
 156         test_config merge.guitool myguitool &&
 157         test_config mergetool.myguitool.cmd "(printf \"gui \" && cat \"\$REMOTE\") >\"\$MERGED\"" &&
 158         test_config mergetool.myguitool.trustExitCode true &&
 159         test_when_finished "git reset --hard" &&
 160         git checkout -b test$test_count branch1 &&
 161         git submodule update -N &&
 162         test_must_fail git merge main &&
 163         yes "" | git mergetool --gui both &&
 164         yes "" | git mergetool -g file1 file1 &&
 165         yes "" | git mergetool --gui file2 "spaced name" &&
 166         yes "" | git mergetool --gui subdir/file3 &&
 167         yes "d" | git mergetool --gui file11 &&
 168         yes "d" | git mergetool --gui file12 &&
 169         yes "l" | git mergetool --gui submod &&
 170         echo "gui main updated" >expect &&
 171         test_cmp expect file1 &&
 172         echo "gui main new" >expect &&
 173         test_cmp expect file2 &&
 174         echo "gui main new sub" >expect &&
 175         test_cmp expect subdir/file3 &&
 176         echo "branch1 submodule" >expect &&
 177         test_cmp expect submod/bar &&
 178         git commit -m "branch1 resolved with mergetool"
 179 '
 180
 181 test_expect_success 'gui mergetool without merge.guitool set falls back to merge.tool' '
 182         test_when_finished "git reset --hard" &&
 183         git checkout -b test$test_count branch1 &&
 184         git submodule update -N &&
 185         test_must_fail git merge main &&
 186         yes "" | git mergetool --gui both &&
 187         yes "" | git mergetool -g file1 file1 &&
 188         yes "" | git mergetool --gui file2 "spaced name" &&
 189         yes "" | git mergetool --gui subdir/file3 &&
 190         yes "d" | git mergetool --gui file11 &&
 191         yes "d" | git mergetool --gui file12 &&
 192         yes "l" | git mergetool --gui submod &&
 193         echo "main updated" >expect &&
 194         test_cmp expect file1 &&
 195         echo "main new" >expect &&
 196         test_cmp expect file2 &&
 197         echo "main new sub" >expect &&
 198         test_cmp expect subdir/file3 &&
 199         echo "branch1 submodule" >expect &&
 200         test_cmp expect submod/bar &&
 201         git commit -m "branch1 resolved with mergetool"
 202 '
 203
 204 test_expect_success 'mergetool crlf' '
 205         test_when_finished "git reset --hard" &&
 206         # This test_config line must go after the above reset line so that
 207         # core.autocrlf is unconfigured before reset runs.  (The
 208         # test_config command uses test_when_finished internally and
 209         # test_when_finished is LIFO.)
 210         test_config core.autocrlf true &&
 211         git checkout -b test$test_count branch1 &&
 212         test_must_fail git merge main &&
 213         yes "" | git mergetool file1 &&
 214         yes "" | git mergetool file2 &&
 215         yes "" | git mergetool "spaced name" &&
 216         yes "" | git mergetool both &&
 217         yes "" | git mergetool subdir/file3 &&
 218         yes "d" | git mergetool file11 &&
 219         yes "d" | git mergetool file12 &&
 220         yes "r" | git mergetool submod &&
 221         test "$(printf x | cat file1 -)" = "$(printf "main updated\r\nx")" &&
 222         test "$(printf x | cat file2 -)" = "$(printf "main new\r\nx")" &&
 223         test "$(printf x | cat subdir/file3 -)" = "$(printf "main new sub\r\nx")" &&
 224         git submodule update -N &&
 225         echo "main submodule" >expect &&
 226         test_cmp expect submod/bar &&
 227         git commit -m "branch1 resolved with mergetool - autocrlf"
 228 '
 229
 230 test_expect_success 'mergetool in subdir' '
 231         test_when_finished "git reset --hard" &&
 232         git checkout -b test$test_count branch1 &&
 233         git submodule update -N &&
 234         (
 235                 cd subdir &&
 236                 test_must_fail git merge main &&
 237                 yes "" | git mergetool file3 &&
 238                 echo "main new sub" >expect &&
 239                 test_cmp expect file3
 240         )
 241 '
 242
 243 test_expect_success 'mergetool on file in parent dir' '
 244         test_when_finished "git reset --hard" &&
 245         git checkout -b test$test_count branch1 &&
 246         git submodule update -N &&
 247         (
 248                 cd subdir &&
 249                 test_must_fail git merge main &&
 250                 yes "" | git mergetool file3 &&
 251                 yes "" | git mergetool ../file1 &&
 252                 yes "" | git mergetool ../file2 ../spaced\ name &&
 253                 yes "" | git mergetool ../both &&
 254                 yes "d" | git mergetool ../file11 &&
 255                 yes "d" | git mergetool ../file12 &&
 256                 yes "l" | git mergetool ../submod &&
 257                 echo "main updated" >expect &&
 258                 test_cmp expect ../file1 &&
 259                 echo "main new" >expect &&
 260                 test_cmp expect ../file2 &&
 261                 echo "branch1 submodule" >expect &&
 262                 test_cmp expect ../submod/bar &&
 263                 git commit -m "branch1 resolved with mergetool - subdir"
 264         )
 265 '
 266
 267 test_expect_success 'mergetool skips autoresolved' '
 268         test_when_finished "git reset --hard" &&
 269         git checkout -b test$test_count branch1 &&
 270         git submodule update -N &&
 271         test_must_fail git merge main &&
 272         test -n "$(git ls-files -u)" &&
 273         yes "d" | git mergetool file11 &&
 274         yes "d" | git mergetool file12 &&
 275         yes "l" | git mergetool submod &&
 276         output="$(git mergetool --no-prompt)" &&
 277         test "$output" = "No files need merging"
 278 '
 279
 280 test_expect_success 'mergetool merges all from subdir (rerere disabled)' '
 281         test_when_finished "git reset --hard" &&
 282         git checkout -b test$test_count branch1 &&
 283         test_config rerere.enabled false &&
 284         (
 285                 cd subdir &&
 286                 test_must_fail git merge main &&
 287                 yes "r" | git mergetool ../submod &&
 288                 yes "d" "d" | git mergetool --no-prompt &&
 289                 echo "main updated" >expect &&
 290                 test_cmp expect ../file1 &&
 291                 echo "main new" >expect &&
 292                 test_cmp expect ../file2 &&
 293                 echo "main new sub" >expect &&
 294                 test_cmp expect file3 &&
 295                 ( cd .. && git submodule update -N ) &&
 296                 echo "main submodule" >expect &&
 297                 test_cmp expect ../submod/bar &&
 298                 git commit -m "branch2 resolved by mergetool from subdir"
 299         )
 300 '
 301
 302 test_expect_success 'mergetool merges all from subdir (rerere enabled)' '
 303         test_when_finished "git reset --hard" &&
 304         git checkout -b test$test_count branch1 &&
 305         test_config rerere.enabled true &&
 306         rm -rf .git/rr-cache &&
 307         (
 308                 cd subdir &&
 309                 test_must_fail git merge main &&
 310                 yes "r" | git mergetool ../submod &&
 311                 yes "d" "d" | git mergetool --no-prompt &&
 312                 echo "main updated" >expect &&
 313                 test_cmp expect ../file1 &&
 314                 echo "main new" >expect &&
 315                 test_cmp expect ../file2 &&
 316                 echo "main new sub" >expect &&
 317                 test_cmp expect file3 &&
 318                 ( cd .. && git submodule update -N ) &&
 319                 echo "main submodule" >expect &&
 320                 test_cmp expect ../submod/bar &&
 321                 git commit -m "branch2 resolved by mergetool from subdir"
 322         )
 323 '
 324
 325 test_expect_success 'mergetool skips resolved paths when rerere is active' '
 326         test_when_finished "git reset --hard" &&
 327         test_config rerere.enabled true &&
 328         rm -rf .git/rr-cache &&
 329         git checkout -b test$test_count branch1 &&
 330         git submodule update -N &&
 331         test_must_fail git merge main &&
 332         yes "l" | git mergetool --no-prompt submod &&
 333         yes "d" "d" | git mergetool --no-prompt &&
 334         git submodule update -N &&
 335         output="$(yes "n" | git mergetool --no-prompt)" &&
 336         test "$output" = "No files need merging"
 337 '
 338
 339 test_expect_success 'conflicted stash sets up rerere'  '
 340         test_when_finished "git reset --hard" &&
 341         test_config rerere.enabled true &&
 342         git checkout stash1 &&
 343         echo "Conflicting stash content" >file11 &&
 344         git stash &&
 345
 346         git checkout --detach stash2 &&
 347         test_must_fail git stash apply &&
 348
 349         test -n "$(git ls-files -u)" &&
 350         conflicts="$(git rerere remaining)" &&
 351         test "$conflicts" = "file11" &&
 352         output="$(git mergetool --no-prompt)" &&
 353         test "$output" != "No files need merging" &&
 354
 355         git commit -am "save the stash resolution" &&
 356
 357         git reset --hard stash2 &&
 358         test_must_fail git stash apply &&
 359
 360         test -n "$(git ls-files -u)" &&
 361         conflicts="$(git rerere remaining)" &&
 362         test -z "$conflicts" &&
 363         output="$(git mergetool --no-prompt)" &&
 364         test "$output" = "No files need merging"
 365 '
 366
 367 test_expect_success 'mergetool takes partial path' '
 368         test_when_finished "git reset --hard" &&
 369         test_config rerere.enabled false &&
 370         git checkout -b test$test_count branch1 &&
 371         git submodule update -N &&
 372         test_must_fail git merge main &&
 373
 374         yes "" | git mergetool subdir &&
 375
 376         echo "main new sub" >expect &&
 377         test_cmp expect subdir/file3
 378 '
 379
 380 test_expect_success 'mergetool delete/delete conflict' '
 381         test_when_finished "git reset --hard" &&
 382         git checkout -b test$test_count move-to-c &&
 383         test_must_fail git merge move-to-b &&
 384         echo d | git mergetool a/a/file.txt &&
 385         ! test -f a/a/file.txt &&
 386         git reset --hard &&
 387         test_must_fail git merge move-to-b &&
 388         echo m | git mergetool a/a/file.txt &&
 389         test -f b/b/file.txt &&
 390         git reset --hard &&
 391         test_must_fail git merge move-to-b &&
 392         ! echo a | git mergetool a/a/file.txt &&
 393         ! test -f a/a/file.txt
 394 '
 395
 396 test_expect_success 'mergetool produces no errors when keepBackup is used' '
 397         test_when_finished "git reset --hard" &&
 398         git checkout -b test$test_count move-to-c &&
 399         test_config mergetool.keepBackup true &&
 400         test_must_fail git merge move-to-b &&
 401         echo d | git mergetool a/a/file.txt 2>actual &&
 402         test_must_be_empty actual &&
 403         ! test -d a
 404 '
 405
 406 test_expect_success 'mergetool honors tempfile config for deleted files' '
 407         test_when_finished "git reset --hard" &&
 408         git checkout -b test$test_count move-to-c &&
 409         test_config mergetool.keepTemporaries false &&
 410         test_must_fail git merge move-to-b &&
 411         echo d | git mergetool a/a/file.txt &&
 412         ! test -d a
 413 '
 414
 415 test_expect_success 'mergetool keeps tempfiles when aborting delete/delete' '
 416         test_when_finished "git reset --hard" &&
 417         test_when_finished "git clean -fdx" &&
 418         git checkout -b test$test_count move-to-c &&
 419         test_config mergetool.keepTemporaries true &&
 420         test_must_fail git merge move-to-b &&
 421         ! test_write_lines a n | git mergetool a/a/file.txt &&
 422         test -d a/a &&
 423         cat >expect <<-\EOF &&
 424         file_BASE_.txt
 425         file_LOCAL_.txt
 426         file_REMOTE_.txt
 427         EOF
 428         ls -1 a/a | sed -e "s/[0-9]*//g" >actual &&
 429         test_cmp expect actual
 430 '
 431
 432 test_expect_success 'deleted vs modified submodule' '
 433         test_when_finished "git reset --hard" &&
 434         git checkout -b test$test_count branch1 &&
 435         git submodule update -N &&
 436         mv submod submod-movedaside &&
 437         git rm --cached submod &&
 438         git commit -m "Submodule deleted from branch" &&
 439         git checkout -b test$test_count.a test$test_count &&
 440         test_must_fail git merge main &&
 441         test -n "$(git ls-files -u)" &&
 442         yes "" | git mergetool file1 file2 spaced\ name subdir/file3 &&
 443         yes "" | git mergetool both &&
 444         yes "d" | git mergetool file11 file12 &&
 445         yes "r" | git mergetool submod &&
 446         rmdir submod && mv submod-movedaside submod &&
 447         echo "branch1 submodule" >expect &&
 448         test_cmp expect submod/bar &&
 449         git submodule update -N &&
 450         echo "main submodule" >expect &&
 451         test_cmp expect submod/bar &&
 452         output="$(git mergetool --no-prompt)" &&
 453         test "$output" = "No files need merging" &&
 454         git commit -m "Merge resolved by keeping module" &&
 455
 456         mv submod submod-movedaside &&
 457         git checkout -b test$test_count.b test$test_count &&
 458         git submodule update -N &&
 459         test_must_fail git merge main &&
 460         test -n "$(git ls-files -u)" &&
 461         yes "" | git mergetool file1 file2 spaced\ name subdir/file3 &&
 462         yes "" | git mergetool both &&
 463         yes "d" | git mergetool file11 file12 &&
 464         yes "l" | git mergetool submod &&
 465         test ! -e submod &&
 466         output="$(git mergetool --no-prompt)" &&
 467         test "$output" = "No files need merging" &&
 468         git commit -m "Merge resolved by deleting module" &&
 469
 470         mv submod-movedaside submod &&
 471         git checkout -b test$test_count.c main &&
 472         git submodule update -N &&
 473         test_must_fail git merge test$test_count &&
 474         test -n "$(git ls-files -u)" &&
 475         yes "" | git mergetool file1 file2 spaced\ name subdir/file3 &&
 476         yes "" | git mergetool both &&
 477         yes "d" | git mergetool file11 file12 &&
 478         yes "r" | git mergetool submod &&
 479         test ! -e submod &&
 480         test -d submod.orig &&
 481         git submodule update -N &&
 482         output="$(git mergetool --no-prompt)" &&
 483         test "$output" = "No files need merging" &&
 484         git commit -m "Merge resolved by deleting module" &&
 485         mv submod.orig submod &&
 486
 487         git checkout -b test$test_count.d main &&
 488         git submodule update -N &&
 489         test_must_fail git merge test$test_count &&
 490         test -n "$(git ls-files -u)" &&
 491         yes "" | git mergetool file1 file2 spaced\ name subdir/file3 &&
 492         yes "" | git mergetool both &&
 493         yes "d" | git mergetool file11 file12 &&
 494         yes "l" | git mergetool submod &&
 495         echo "main submodule" >expect &&
 496         test_cmp expect submod/bar &&
 497         git submodule update -N &&
 498         echo "main submodule" >expect &&
 499         test_cmp expect submod/bar &&
 500         output="$(git mergetool --no-prompt)" &&
 501         test "$output" = "No files need merging" &&
 502         git commit -m "Merge resolved by keeping module"
 503 '
 504
 505 test_expect_success 'file vs modified submodule' '
 506         test_when_finished "git reset --hard" &&
 507         git checkout -b test$test_count branch1 &&
 508         git submodule update -N &&
 509         mv submod submod-movedaside &&
 510         git rm --cached submod &&
 511         echo not a submodule >submod &&
 512         git add submod &&
 513         git commit -m "Submodule path becomes file" &&
 514         git checkout -b test$test_count.a branch1 &&
 515         test_must_fail git merge main &&
 516         test -n "$(git ls-files -u)" &&
 517         yes "" | git mergetool file1 file2 spaced\ name subdir/file3 &&
 518         yes "" | git mergetool both &&
 519         yes "d" | git mergetool file11 file12 &&
 520         yes "r" | git mergetool submod &&
 521         rmdir submod && mv submod-movedaside submod &&
 522         echo "branch1 submodule" >expect &&
 523         test_cmp expect submod/bar &&
 524         git submodule update -N &&
 525         echo "main submodule" >expect &&
 526         test_cmp expect submod/bar &&
 527         output="$(git mergetool --no-prompt)" &&
 528         test "$output" = "No files need merging" &&
 529         git commit -m "Merge resolved by keeping module" &&
 530
 531         mv submod submod-movedaside &&
 532         git checkout -b test$test_count.b test$test_count &&
 533         test_must_fail git merge main &&
 534         test -n "$(git ls-files -u)" &&
 535         yes "" | git mergetool file1 file2 spaced\ name subdir/file3 &&
 536         yes "" | git mergetool both &&
 537         yes "d" | git mergetool file11 file12 &&
 538         if test "$GIT_TEST_MERGE_ALGORITHM" = ort
 539         then
 540                 yes "c" | git mergetool submod~HEAD &&
 541                 git rm submod &&
 542                 git mv submod~HEAD submod
 543         else
 544                 yes "l" | git mergetool submod
 545         fi &&
 546         git submodule update -N &&
 547         echo "not a submodule" >expect &&
 548         test_cmp expect submod &&
 549         output="$(git mergetool --no-prompt)" &&
 550         test "$output" = "No files need merging" &&
 551         git commit -m "Merge resolved by keeping file" &&
 552
 553         git checkout -b test$test_count.c main &&
 554         rmdir submod && mv submod-movedaside submod &&
 555         test ! -e submod.orig &&
 556         git submodule update -N &&
 557         test_must_fail git merge test$test_count &&
 558         test -n "$(git ls-files -u)" &&
 559         yes "" | git mergetool file1 file2 spaced\ name subdir/file3 &&
 560         yes "" | git mergetool both &&
 561         yes "d" | git mergetool file11 file12 &&
 562         if test "$GIT_TEST_MERGE_ALGORITHM" = ort
 563         then
 564                 mv submod submod.orig &&
 565                 git rm --cached submod &&
 566                 yes "c" | git mergetool submod~test19 &&
 567                 git mv submod~test19 submod
 568         else
 569                 yes "r" | git mergetool submod
 570         fi &&
 571         test -d submod.orig &&
 572         git submodule update -N &&
 573         echo "not a submodule" >expect &&
 574         test_cmp expect submod &&
 575         output="$(git mergetool --no-prompt)" &&
 576         test "$output" = "No files need merging" &&
 577         git commit -m "Merge resolved by keeping file" &&
 578
 579         git checkout -b test$test_count.d main &&
 580         rmdir submod && mv submod.orig submod &&
 581         git submodule update -N &&
 582         test_must_fail git merge test$test_count &&
 583         test -n "$(git ls-files -u)" &&
 584         yes "" | git mergetool file1 file2 spaced\ name subdir/file3 &&
 585         yes "" | git mergetool both &&
 586         yes "d" | git mergetool file11 file12 &&
 587         yes "l" | git mergetool submod &&
 588         if test "$GIT_TEST_MERGE_ALGORITHM" = ort
 589         then
 590                 yes "d" | git mergetool submod~test19
 591         fi &&
 592         echo "main submodule" >expect &&
 593         test_cmp expect submod/bar &&
 594         git submodule update -N &&
 595         echo "main submodule" >expect &&
 596         test_cmp expect submod/bar &&
 597         output="$(git mergetool --no-prompt)" &&
 598         test "$output" = "No files need merging" &&
 599         git commit -m "Merge resolved by keeping module"
 600 '
 601
 602 test_expect_success 'submodule in subdirectory' '
 603         test_when_finished "git reset --hard" &&
 604         git checkout -b test$test_count branch1 &&
 605         git submodule update -N &&
 606         (
 607                 cd subdir &&
 608                 test_create_repo subdir_module &&
 609                 (
 610                 cd subdir_module &&
 611                 : >file15 &&
 612                 git add file15 &&
 613                 git commit -m "add initial versions"
 614                 )
 615         ) &&
 616         test_when_finished "rm -rf subdir/subdir_module" &&
 617         git submodule add file:///dev/null subdir/subdir_module &&
 618         git add subdir/subdir_module &&
 619         git commit -m "add submodule in subdirectory" &&
 620
 621         git checkout -b test$test_count.a test$test_count &&
 622         git submodule update -N &&
 623         (
 624         cd subdir/subdir_module &&
 625                 git checkout -b super10.a &&
 626                 echo test$test_count.a >file15 &&
 627                 git add file15 &&
 628                 git commit -m "on branch 10.a"
 629         ) &&
 630         git add subdir/subdir_module &&
 631         git commit -m "change submodule in subdirectory on test$test_count.a" &&
 632
 633         git checkout -b test$test_count.b test$test_count &&
 634         git submodule update -N &&
 635         (
 636                 cd subdir/subdir_module &&
 637                 git checkout -b super10.b &&
 638                 echo test$test_count.b >file15 &&
 639                 git add file15 &&
 640                 git commit -m "on branch 10.b"
 641         ) &&
 642         git add subdir/subdir_module &&
 643         git commit -m "change submodule in subdirectory on test$test_count.b" &&
 644
 645         test_must_fail git merge test$test_count.a &&
 646         (
 647                 cd subdir &&
 648                 yes "l" | git mergetool subdir_module
 649         ) &&
 650         echo "test$test_count.b" >expect &&
 651         test_cmp expect subdir/subdir_module/file15 &&
 652         git submodule update -N &&
 653         echo "test$test_count.b" >expect &&
 654         test_cmp expect subdir/subdir_module/file15 &&
 655         git reset --hard &&
 656         git submodule update -N &&
 657
 658         test_must_fail git merge test$test_count.a &&
 659         yes "r" | git mergetool subdir/subdir_module &&
 660         echo "test$test_count.b" >expect &&
 661         test_cmp expect subdir/subdir_module/file15 &&
 662         git submodule update -N &&
 663         echo "test$test_count.a" >expect &&
 664         test_cmp expect subdir/subdir_module/file15 &&
 665         git commit -m "branch1 resolved with mergetool"
 666 '
 667
 668 test_expect_success 'directory vs modified submodule' '
 669         test_when_finished "git reset --hard" &&
 670         git checkout -b test$test_count branch1 &&
 671         mv submod submod-movedaside &&
 672         git rm --cached submod &&
 673         mkdir submod &&
 674         echo not a submodule >submod/file16 &&
 675         git add submod/file16 &&
 676         git commit -m "Submodule path becomes directory" &&
 677
 678         test_must_fail git merge main &&
 679         test -n "$(git ls-files -u)" &&
 680         yes "l" | git mergetool submod &&
 681         echo "not a submodule" >expect &&
 682         test_cmp expect submod/file16 &&
 683         rm -rf submod.orig &&
 684
 685         git reset --hard &&
 686         test_must_fail git merge main &&
 687         test -n "$(git ls-files -u)" &&
 688         test ! -e submod.orig &&
 689         if test "$GIT_TEST_MERGE_ALGORITHM" = ort
 690         then
 691                 yes "r" | git mergetool submod~main &&
 692                 git mv submod submod.orig &&
 693                 git mv submod~main submod
 694         else
 695                 yes "r" | git mergetool submod
 696         fi &&
 697         test -d submod.orig &&
 698         echo "not a submodule" >expect &&
 699         test_cmp expect submod.orig/file16 &&
 700         rm -r submod.orig &&
 701         mv submod-movedaside/.git submod &&
 702         ( cd submod && git clean -f && git reset --hard ) &&
 703         git submodule update -N &&
 704         echo "main submodule" >expect &&
 705         test_cmp expect submod/bar &&
 706         git reset --hard &&
 707         rm -rf submod-movedaside &&
 708
 709         git checkout -b test$test_count.c main &&
 710         git submodule update -N &&
 711         test_must_fail git merge test$test_count &&
 712         test -n "$(git ls-files -u)" &&
 713         yes "l" | git mergetool submod &&
 714         git submodule update -N &&
 715         echo "main submodule" >expect &&
 716         test_cmp expect submod/bar &&
 717
 718         git reset --hard &&
 719         git submodule update -N &&
 720         test_must_fail git merge test$test_count &&
 721         test -n "$(git ls-files -u)" &&
 722         test ! -e submod.orig &&
 723         yes "r" | git mergetool submod &&
 724         echo "not a submodule" >expect &&
 725         test_cmp expect submod/file16 &&
 726
 727         git reset --hard main &&
 728         ( cd submod && git clean -f && git reset --hard ) &&
 729         git submodule update -N
 730 '
 731
 732 test_expect_success 'file with no base' '
 733         test_when_finished "git reset --hard" &&
 734         git checkout -b test$test_count branch1 &&
 735         test_must_fail git merge main &&
 736         git mergetool --no-prompt --tool mybase -- both &&
 737         test_must_be_empty both
 738 '
 739
 740 test_expect_success 'custom commands override built-ins' '
 741         test_when_finished "git reset --hard" &&
 742         git checkout -b test$test_count branch1 &&
 743         test_config mergetool.defaults.cmd "cat \"\$REMOTE\" >\"\$MERGED\"" &&
 744         test_config mergetool.defaults.trustExitCode true &&
 745         test_must_fail git merge main &&
 746         git mergetool --no-prompt --tool defaults -- both &&
 747         echo main both added >expected &&
 748         test_cmp expected both
 749 '
 750
 751 test_expect_success 'filenames seen by tools start with ./' '
 752         test_when_finished "git reset --hard" &&
 753         git checkout -b test$test_count branch1 &&
 754         test_config mergetool.writeToTemp false &&
 755         test_config mergetool.myecho.cmd "echo \"\$LOCAL\"" &&
 756         test_config mergetool.myecho.trustExitCode true &&
 757         test_must_fail git merge main &&
 758         git mergetool --no-prompt --tool myecho -- both >actual &&
 759         grep ^\./both_LOCAL_ actual
 760 '
 761
 762 test_lazy_prereq MKTEMP '
 763         tempdir=$(mktemp -d -t foo.XXXXXX) &&
 764         test -d "$tempdir" &&
 765         rmdir "$tempdir"
 766 '
 767
 768 test_expect_success MKTEMP 'temporary filenames are used with mergetool.writeToTemp' '
 769         test_when_finished "git reset --hard" &&
 770         git checkout -b test$test_count branch1 &&
 771         test_config mergetool.writeToTemp true &&
 772         test_config mergetool.myecho.cmd "echo \"\$LOCAL\"" &&
 773         test_config mergetool.myecho.trustExitCode true &&
 774         test_must_fail git merge main &&
 775         git mergetool --no-prompt --tool myecho -- both >actual &&
 776         ! grep ^\./both_LOCAL_ actual &&
 777         grep /both_LOCAL_ actual
 778 '
 779
 780 test_expect_success 'diff.orderFile configuration is honored' '
 781         test_when_finished "git reset --hard" &&
 782         git checkout -b test$test_count order-file-side2 &&
 783         test_config diff.orderFile order-file &&
 784         test_config mergetool.myecho.cmd "echo \"\$LOCAL\"" &&
 785         test_config mergetool.myecho.trustExitCode true &&
 786         echo b >order-file &&
 787         echo a >>order-file &&
 788         test_must_fail git merge order-file-side1 &&
 789         cat >expect <<-\EOF &&
 790                 Merging:
 791                 b
 792                 a
 793         EOF
 794
 795         # make sure "order-file" that is ambiguous between
 796         # rev and path is understood correctly.
 797         git branch order-file HEAD &&
 798
 799         git mergetool --no-prompt --tool myecho >output &&
 800         git grep --no-index -h -A2 Merging: output >actual &&
 801         test_cmp expect actual
 802 '
 803 test_expect_success 'mergetool -Oorder-file is honored' '
 804         test_when_finished "git reset --hard" &&
 805         git checkout -b test$test_count order-file-side2 &&
 806         test_config diff.orderFile order-file &&
 807         test_config mergetool.myecho.cmd "echo \"\$LOCAL\"" &&
 808         test_config mergetool.myecho.trustExitCode true &&
 809         echo b >order-file &&
 810         echo a >>order-file &&
 811         test_must_fail git merge order-file-side1 &&
 812         cat >expect <<-\EOF &&
 813                 Merging:
 814                 a
 815                 b
 816         EOF
 817         git mergetool -O/dev/null --no-prompt --tool myecho >output &&
 818         git grep --no-index -h -A2 Merging: output >actual &&
 819         test_cmp expect actual &&
 820         git reset --hard &&
 821
 822         git config --unset diff.orderFile &&
 823         test_must_fail git merge order-file-side1 &&
 824         cat >expect <<-\EOF &&
 825                 Merging:
 826                 b
 827                 a
 828         EOF
 829         git mergetool -Oorder-file --no-prompt --tool myecho >output &&
 830         git grep --no-index -h -A2 Merging: output >actual &&
 831         test_cmp expect actual
 832 '
 833
 834 test_expect_success 'mergetool --tool-help shows recognized tools' '
 835         # Check a few known tools are correctly shown
 836         git mergetool --tool-help >mergetools &&
 837         grep vimdiff mergetools &&
 838         grep vimdiff3 mergetools &&
 839         grep gvimdiff2 mergetools &&
 840         grep araxis mergetools &&
 841         grep xxdiff mergetools &&
 842         grep meld mergetools
 843 '
 844
 845 test_expect_success 'mergetool hideResolved' '
 846         test_config mergetool.hideResolved true &&
 847         test_when_finished "git reset --hard" &&
 848         git checkout -b test${test_count}_b main &&
 849         test_write_lines >file1 base "" a &&
 850         git commit -a -m "base" &&
 851         test_write_lines >file1 base "" c &&
 852         git commit -a -m "remote update" &&
 853         git checkout -b test${test_count}_a HEAD~ &&
 854         test_write_lines >file1 local "" b &&
 855         git commit -a -m "local update" &&
 856         test_must_fail git merge test${test_count}_b &&
 857         yes "" | git mergetool file1 &&
 858         test_write_lines >expect local "" c &&
 859         test_cmp expect file1 &&
 860         git commit -m "test resolved with mergetool"
 861 '
 862
 863 test_expect_success 'mergetool with guiDefault' '
 864         test_config merge.guitool myguitool &&
 865         test_config mergetool.myguitool.cmd "(printf \"gui \" && cat \"\$REMOTE\") >\"\$MERGED\"" &&
 866         test_config mergetool.myguitool.trustExitCode true &&
 867         test_when_finished "git reset --hard" &&
 868         git checkout -b test$test_count branch1 &&
 869         git submodule update -N &&
 870         test_must_fail git merge main &&
 871
 872         test_config mergetool.guiDefault auto &&
 873         DISPLAY=SOMETHING && export DISPLAY &&
 874         yes "" | git mergetool both &&
 875         yes "" | git mergetool file1 file1 &&
 876
 877         DISPLAY= && export DISPLAY &&
 878         yes "" | git mergetool file2 "spaced name" &&
 879
 880         test_config mergetool.guiDefault true &&
 881         yes "" | git mergetool subdir/file3 &&
 882
 883         yes "d" | git mergetool file11 &&
 884         yes "d" | git mergetool file12 &&
 885         yes "l" | git mergetool submod &&
 886
 887         echo "gui main updated" >expect &&
 888         test_cmp expect file1 &&
 889
 890         echo "main new" >expect &&
 891         test_cmp expect file2 &&
 892
 893         echo "gui main new sub" >expect &&
 894         test_cmp expect subdir/file3 &&
 895
 896         echo "branch1 submodule" >expect &&
 897         test_cmp expect submod/bar &&
 898         git commit -m "branch1 resolved with mergetool"
 899 '
 900
 901 test_done