t/t7810-grep.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2006 Junio C Hamano
   4 #
   5
   6 test_description='git grep various.
   7 '
   8
   9 . ./test-lib.sh
  10
  11 cat >hello.c <<EOF
  12 #include <assert.h>
  13 #include <stdio.h>
  14
  15 int main(int argc, const char **argv)
  16 {
  17         printf("Hello world.\n");
  18         return 0;
  19         /* char ?? */
  20 }
  21 EOF
  22
  23 test_expect_success setup '
  24         {
  25                 echo foo mmap bar
  26                 echo foo_mmap bar
  27                 echo foo_mmap bar mmap
  28                 echo foo mmap bar_mmap
  29                 echo foo_mmap bar mmap baz
  30         } >file &&
  31         {
  32                 echo Hello world
  33                 echo HeLLo world
  34                 echo Hello_world
  35                 echo HeLLo_world
  36         } >hello_world &&
  37         {
  38                 echo "a+b*c"
  39                 echo "a+bc"
  40                 echo "abc"
  41         } >ab &&
  42         {
  43                 echo d &&
  44                 echo 0
  45         } >d0 &&
  46         echo vvv >v &&
  47         echo ww w >w &&
  48         echo x x xx x >x &&
  49         echo y yy >y &&
  50         echo zzz > z &&
  51         mkdir t &&
  52         echo test >t/t &&
  53         echo vvv >t/v &&
  54         mkdir t/a &&
  55         echo vvv >t/a/v &&
  56         {
  57                 echo "line without leading space1"
  58                 echo " line with leading space1"
  59                 echo " line with leading space2"
  60                 echo " line with leading space3"
  61                 echo "line without leading space2"
  62         } >space &&
  63         git add . &&
  64         test_tick &&
  65         git commit -m initial
  66 '
  67
  68 test_expect_success 'grep should not segfault with a bad input' '
  69         test_must_fail git grep "("
  70 '
  71
  72 for H in HEAD ''
  73 do
  74         case "$H" in
  75         HEAD)   HC='HEAD:' L='HEAD' ;;
  76         '')     HC= L='in working tree' ;;
  77         esac
  78
  79         test_expect_success "grep -w $L" '
  80                 {
  81                         echo ${HC}file:1:foo mmap bar
  82                         echo ${HC}file:3:foo_mmap bar mmap
  83                         echo ${HC}file:4:foo mmap bar_mmap
  84                         echo ${HC}file:5:foo_mmap bar mmap baz
  85                 } >expected &&
  86                 git -c grep.linenumber=false grep -n -w -e mmap $H >actual &&
  87                 test_cmp expected actual
  88         '
  89
  90         test_expect_success "grep -w $L" '
  91                 {
  92                         echo ${HC}file:1:foo mmap bar
  93                         echo ${HC}file:3:foo_mmap bar mmap
  94                         echo ${HC}file:4:foo mmap bar_mmap
  95                         echo ${HC}file:5:foo_mmap bar mmap baz
  96                 } >expected &&
  97                 git -c grep.linenumber=true grep -w -e mmap $H >actual &&
  98                 test_cmp expected actual
  99         '
 100
 101         test_expect_success "grep -w $L" '
 102                 {
 103                         echo ${HC}file:foo mmap bar
 104                         echo ${HC}file:foo_mmap bar mmap
 105                         echo ${HC}file:foo mmap bar_mmap
 106                         echo ${HC}file:foo_mmap bar mmap baz
 107                 } >expected &&
 108                 git -c grep.linenumber=true grep --no-line-number -w -e mmap $H >actual &&
 109                 test_cmp expected actual
 110         '
 111
 112         test_expect_success "grep -w $L (w)" '
 113                 : >expected &&
 114                 test_must_fail git grep -n -w -e "^w" $H >actual &&
 115                 test_cmp expected actual
 116         '
 117
 118         test_expect_success "grep -w $L (x)" '
 119                 {
 120                         echo ${HC}x:1:x x xx x
 121                 } >expected &&
 122                 git grep -n -w -e "x xx* x" $H >actual &&
 123                 test_cmp expected actual
 124         '
 125
 126         test_expect_success "grep -w $L (y-1)" '
 127                 {
 128                         echo ${HC}y:1:y yy
 129                 } >expected &&
 130                 git grep -n -w -e "^y" $H >actual &&
 131                 test_cmp expected actual
 132         '
 133
 134         test_expect_success "grep -w $L (y-2)" '
 135                 : >expected &&
 136                 if git grep -n -w -e "^y y" $H >actual
 137                 then
 138                         echo should not have matched
 139                         cat actual
 140                         false
 141                 else
 142                         test_cmp expected actual
 143                 fi
 144         '
 145
 146         test_expect_success "grep -w $L (z)" '
 147                 : >expected &&
 148                 if git grep -n -w -e "^z" $H >actual
 149                 then
 150                         echo should not have matched
 151                         cat actual
 152                         false
 153                 else
 154                         test_cmp expected actual
 155                 fi
 156         '
 157
 158         test_expect_success "grep $L (t-1)" '
 159                 echo "${HC}t/t:1:test" >expected &&
 160                 git grep -n -e test $H >actual &&
 161                 test_cmp expected actual
 162         '
 163
 164         test_expect_success "grep $L (t-2)" '
 165                 echo "${HC}t:1:test" >expected &&
 166                 (
 167                         cd t &&
 168                         git grep -n -e test $H
 169                 ) >actual &&
 170                 test_cmp expected actual
 171         '
 172
 173         test_expect_success "grep $L (t-3)" '
 174                 echo "${HC}t/t:1:test" >expected &&
 175                 (
 176                         cd t &&
 177                         git grep --full-name -n -e test $H
 178                 ) >actual &&
 179                 test_cmp expected actual
 180         '
 181
 182         test_expect_success "grep -c $L (no /dev/null)" '
 183                 ! git grep -c test $H | grep /dev/null
 184         '
 185
 186         test_expect_success "grep --max-depth -1 $L" '
 187                 {
 188                         echo ${HC}t/a/v:1:vvv
 189                         echo ${HC}t/v:1:vvv
 190                         echo ${HC}v:1:vvv
 191                 } >expected &&
 192                 git grep --max-depth -1 -n -e vvv $H >actual &&
 193                 test_cmp expected actual
 194         '
 195
 196         test_expect_success "grep --max-depth 0 $L" '
 197                 {
 198                         echo ${HC}v:1:vvv
 199                 } >expected &&
 200                 git grep --max-depth 0 -n -e vvv $H >actual &&
 201                 test_cmp expected actual
 202         '
 203
 204         test_expect_success "grep --max-depth 0 -- '*' $L" '
 205                 {
 206                         echo ${HC}t/a/v:1:vvv
 207                         echo ${HC}t/v:1:vvv
 208                         echo ${HC}v:1:vvv
 209                 } >expected &&
 210                 git grep --max-depth 0 -n -e vvv $H -- "*" >actual &&
 211                 test_cmp expected actual
 212         '
 213
 214         test_expect_success "grep --max-depth 1 $L" '
 215                 {
 216                         echo ${HC}t/v:1:vvv
 217                         echo ${HC}v:1:vvv
 218                 } >expected &&
 219                 git grep --max-depth 1 -n -e vvv $H >actual &&
 220                 test_cmp expected actual
 221         '
 222
 223         test_expect_success "grep --max-depth 0 -- t $L" '
 224                 {
 225                         echo ${HC}t/v:1:vvv
 226                 } >expected &&
 227                 git grep --max-depth 0 -n -e vvv $H -- t >actual &&
 228                 test_cmp expected actual
 229         '
 230
 231         test_expect_success "grep --max-depth 0 -- . t $L" '
 232                 {
 233                         echo ${HC}t/v:1:vvv
 234                         echo ${HC}v:1:vvv
 235                 } >expected &&
 236                 git grep --max-depth 0 -n -e vvv $H -- . t >actual &&
 237                 test_cmp expected actual
 238         '
 239
 240         test_expect_success "grep --max-depth 0 -- t . $L" '
 241                 {
 242                         echo ${HC}t/v:1:vvv
 243                         echo ${HC}v:1:vvv
 244                 } >expected &&
 245                 git grep --max-depth 0 -n -e vvv $H -- t . >actual &&
 246                 test_cmp expected actual
 247         '
 248         test_expect_success "grep $L with grep.extendedRegexp=false" '
 249                 echo "${HC}ab:a+bc" >expected &&
 250                 git -c grep.extendedRegexp=false grep "a+b*c" $H ab >actual &&
 251                 test_cmp expected actual
 252         '
 253
 254         test_expect_success "grep $L with grep.extendedRegexp=true" '
 255                 echo "${HC}ab:abc" >expected &&
 256                 git -c grep.extendedRegexp=true grep "a+b*c" $H ab >actual &&
 257                 test_cmp expected actual
 258         '
 259
 260         test_expect_success "grep $L with grep.patterntype=basic" '
 261                 echo "${HC}ab:a+bc" >expected &&
 262                 git -c grep.patterntype=basic grep "a+b*c" $H ab >actual &&
 263                 test_cmp expected actual
 264         '
 265
 266         test_expect_success "grep $L with grep.patterntype=extended" '
 267                 echo "${HC}ab:abc" >expected &&
 268                 git -c grep.patterntype=extended grep "a+b*c" $H ab >actual &&
 269                 test_cmp expected actual
 270         '
 271
 272         test_expect_success "grep $L with grep.patterntype=fixed" '
 273                 echo "${HC}ab:a+b*c" >expected &&
 274                 git -c grep.patterntype=fixed grep "a+b*c" $H ab >actual &&
 275                 test_cmp expected actual
 276         '
 277
 278         test_expect_success PCRE "grep $L with grep.patterntype=perl" '
 279                 echo "${HC}ab:a+b*c" >expected &&
 280                 git -c grep.patterntype=perl grep "a\x{2b}b\x{2a}c" $H ab >actual &&
 281                 test_cmp expected actual
 282         '
 283
 284         test_expect_success "grep $L with grep.patternType=default and grep.extendedRegexp=true" '
 285                 echo "${HC}ab:abc" >expected &&
 286                 git \
 287                         -c grep.patternType=default \
 288                         -c grep.extendedRegexp=true \
 289                         grep "a+b*c" $H ab >actual &&
 290                 test_cmp expected actual
 291         '
 292
 293         test_expect_success "grep $L with grep.extendedRegexp=true and grep.patternType=default" '
 294                 echo "${HC}ab:abc" >expected &&
 295                 git \
 296                         -c grep.extendedRegexp=true \
 297                         -c grep.patternType=default \
 298                         grep "a+b*c" $H ab >actual &&
 299                 test_cmp expected actual
 300         '
 301
 302         test_expect_success "grep $L with grep.patternType=extended and grep.extendedRegexp=false" '
 303                 echo "${HC}ab:abc" >expected &&
 304                 git \
 305                         -c grep.patternType=extended \
 306                         -c grep.extendedRegexp=false \
 307                         grep "a+b*c" $H ab >actual &&
 308                 test_cmp expected actual
 309         '
 310
 311         test_expect_success "grep $L with grep.patternType=basic and grep.extendedRegexp=true" '
 312                 echo "${HC}ab:a+bc" >expected &&
 313                 git \
 314                         -c grep.patternType=basic \
 315                         -c grep.extendedRegexp=true \
 316                         grep "a+b*c" $H ab >actual &&
 317                 test_cmp expected actual
 318         '
 319
 320         test_expect_success "grep $L with grep.extendedRegexp=false and grep.patternType=extended" '
 321                 echo "${HC}ab:abc" >expected &&
 322                 git \
 323                         -c grep.extendedRegexp=false \
 324                         -c grep.patternType=extended \
 325                         grep "a+b*c" $H ab >actual &&
 326                 test_cmp expected actual
 327         '
 328
 329         test_expect_success "grep $L with grep.extendedRegexp=true and grep.patternType=basic" '
 330                 echo "${HC}ab:a+bc" >expected &&
 331                 git \
 332                         -c grep.extendedRegexp=true \
 333                         -c grep.patternType=basic \
 334                         grep "a+b*c" $H ab >actual &&
 335                 test_cmp expected actual
 336         '
 337
 338         test_expect_success "grep --count $L" '
 339                 echo ${HC}ab:3 >expected &&
 340                 git grep --count -e b $H -- ab >actual &&
 341                 test_cmp expected actual
 342         '
 343
 344         test_expect_success "grep --count -h $L" '
 345                 echo 3 >expected &&
 346                 git grep --count -h -e b $H -- ab >actual &&
 347                 test_cmp expected actual
 348         '
 349 done
 350
 351 cat >expected <<EOF
 352 file
 353 EOF
 354 test_expect_success 'grep -l -C' '
 355         git grep -l -C1 foo >actual &&
 356         test_cmp expected actual
 357 '
 358
 359 cat >expected <<EOF
 360 file:5
 361 EOF
 362 test_expect_success 'grep -c -C' '
 363         git grep -c -C1 foo >actual &&
 364         test_cmp expected actual
 365 '
 366
 367 test_expect_success 'grep -L -C' '
 368         git ls-files >expected &&
 369         git grep -L -C1 nonexistent_string >actual &&
 370         test_cmp expected actual
 371 '
 372
 373 cat >expected <<EOF
 374 file:foo mmap bar_mmap
 375 EOF
 376
 377 test_expect_success 'grep -e A --and -e B' '
 378         git grep -e "foo mmap" --and -e bar_mmap >actual &&
 379         test_cmp expected actual
 380 '
 381
 382 cat >expected <<EOF
 383 file:foo_mmap bar mmap
 384 file:foo_mmap bar mmap baz
 385 EOF
 386
 387
 388 test_expect_success 'grep ( -e A --or -e B ) --and -e B' '
 389         git grep \( -e foo_ --or -e baz \) \
 390                 --and -e " mmap" >actual &&
 391         test_cmp expected actual
 392 '
 393
 394 cat >expected <<EOF
 395 file:foo mmap bar
 396 EOF
 397
 398 test_expect_success 'grep -e A --and --not -e B' '
 399         git grep -e "foo mmap" --and --not -e bar_mmap >actual &&
 400         test_cmp expected actual
 401 '
 402
 403 test_expect_success 'grep should ignore GREP_OPTIONS' '
 404         GREP_OPTIONS=-v git grep " mmap bar\$" >actual &&
 405         test_cmp expected actual
 406 '
 407
 408 test_expect_success 'grep -f, non-existent file' '
 409         test_must_fail git grep -f patterns
 410 '
 411
 412 cat >expected <<EOF
 413 file:foo mmap bar
 414 file:foo_mmap bar
 415 file:foo_mmap bar mmap
 416 file:foo mmap bar_mmap
 417 file:foo_mmap bar mmap baz
 418 EOF
 419
 420 cat >pattern <<EOF
 421 mmap
 422 EOF
 423
 424 test_expect_success 'grep -f, one pattern' '
 425         git grep -f pattern >actual &&
 426         test_cmp expected actual
 427 '
 428
 429 cat >expected <<EOF
 430 file:foo mmap bar
 431 file:foo_mmap bar
 432 file:foo_mmap bar mmap
 433 file:foo mmap bar_mmap
 434 file:foo_mmap bar mmap baz
 435 t/a/v:vvv
 436 t/v:vvv
 437 v:vvv
 438 EOF
 439
 440 cat >patterns <<EOF
 441 mmap
 442 vvv
 443 EOF
 444
 445 test_expect_success 'grep -f, multiple patterns' '
 446         git grep -f patterns >actual &&
 447         test_cmp expected actual
 448 '
 449
 450 test_expect_success 'grep, multiple patterns' '
 451         git grep "$(cat patterns)" >actual &&
 452         test_cmp expected actual
 453 '
 454
 455 cat >expected <<EOF
 456 file:foo mmap bar
 457 file:foo_mmap bar
 458 file:foo_mmap bar mmap
 459 file:foo mmap bar_mmap
 460 file:foo_mmap bar mmap baz
 461 t/a/v:vvv
 462 t/v:vvv
 463 v:vvv
 464 EOF
 465
 466 cat >patterns <<EOF
 467
 468 mmap
 469
 470 vvv
 471
 472 EOF
 473
 474 test_expect_success 'grep -f, ignore empty lines' '
 475         git grep -f patterns >actual &&
 476         test_cmp expected actual
 477 '
 478
 479 test_expect_success 'grep -f, ignore empty lines, read patterns from stdin' '
 480         git grep -f - <patterns >actual &&
 481         test_cmp expected actual
 482 '
 483
 484 cat >expected <<EOF
 485 y:y yy
 486 --
 487 z:zzz
 488 EOF
 489
 490 test_expect_success 'grep -q, silently report matches' '
 491         >empty &&
 492         git grep -q mmap >actual &&
 493         test_cmp empty actual &&
 494         test_must_fail git grep -q qfwfq >actual &&
 495         test_cmp empty actual
 496 '
 497
 498 test_expect_success 'grep -C1 hunk mark between files' '
 499         git grep -C1 "^[yz]" >actual &&
 500         test_cmp expected actual
 501 '
 502
 503 test_expect_success 'log grep setup' '
 504         echo a >>file &&
 505         test_tick &&
 506         GIT_AUTHOR_NAME="With * Asterisk" \
 507         GIT_AUTHOR_EMAIL="xyzzy@frotz.com" \
 508         git commit -a -m "second" &&
 509
 510         echo a >>file &&
 511         test_tick &&
 512         git commit -a -m "third" &&
 513
 514         echo a >>file &&
 515         test_tick &&
 516         GIT_AUTHOR_NAME="Night Fall" \
 517         GIT_AUTHOR_EMAIL="nitfol@frobozz.com" \
 518         git commit -a -m "fourth"
 519 '
 520
 521 test_expect_success 'log grep (1)' '
 522         git log --author=author --pretty=tformat:%s >actual &&
 523         {
 524                 echo third && echo initial
 525         } >expect &&
 526         test_cmp expect actual
 527 '
 528
 529 test_expect_success 'log grep (2)' '
 530         git log --author=" * " -F --pretty=tformat:%s >actual &&
 531         {
 532                 echo second
 533         } >expect &&
 534         test_cmp expect actual
 535 '
 536
 537 test_expect_success 'log grep (3)' '
 538         git log --author="^A U" --pretty=tformat:%s >actual &&
 539         {
 540                 echo third && echo initial
 541         } >expect &&
 542         test_cmp expect actual
 543 '
 544
 545 test_expect_success 'log grep (4)' '
 546         git log --author="frotz\.com>$" --pretty=tformat:%s >actual &&
 547         {
 548                 echo second
 549         } >expect &&
 550         test_cmp expect actual
 551 '
 552
 553 test_expect_success 'log grep (5)' '
 554         git log --author=Thor -F --pretty=tformat:%s >actual &&
 555         {
 556                 echo third && echo initial
 557         } >expect &&
 558         test_cmp expect actual
 559 '
 560
 561 test_expect_success 'log grep (6)' '
 562         git log --author=-0700  --pretty=tformat:%s >actual &&
 563         >expect &&
 564         test_cmp expect actual
 565 '
 566
 567 test_expect_success 'log grep (7)' '
 568         git log -g --grep-reflog="commit: third" --pretty=tformat:%s >actual &&
 569         echo third >expect &&
 570         test_cmp expect actual
 571 '
 572
 573 test_expect_success 'log grep (8)' '
 574         git log -g --grep-reflog="commit: third" --grep-reflog="commit: second" --pretty=tformat:%s >actual &&
 575         {
 576                 echo third && echo second
 577         } >expect &&
 578         test_cmp expect actual
 579 '
 580
 581 test_expect_success 'log grep (9)' '
 582         git log -g --grep-reflog="commit: third" --author="Thor" --pretty=tformat:%s >actual &&
 583         echo third >expect &&
 584         test_cmp expect actual
 585 '
 586
 587 test_expect_success 'log grep (9)' '
 588         git log -g --grep-reflog="commit: third" --author="non-existent" --pretty=tformat:%s >actual &&
 589         : >expect &&
 590         test_cmp expect actual
 591 '
 592
 593 test_expect_success 'log --grep-reflog can only be used under -g' '
 594         test_must_fail git log --grep-reflog="commit: third"
 595 '
 596
 597 test_expect_success 'log with multiple --grep uses union' '
 598         git log --grep=i --grep=r --format=%s >actual &&
 599         {
 600                 echo fourth && echo third && echo initial
 601         } >expect &&
 602         test_cmp expect actual
 603 '
 604
 605 test_expect_success 'log --all-match with multiple --grep uses intersection' '
 606         git log --all-match --grep=i --grep=r --format=%s >actual &&
 607         {
 608                 echo third
 609         } >expect &&
 610         test_cmp expect actual
 611 '
 612
 613 test_expect_success 'log with multiple --author uses union' '
 614         git log --author="Thor" --author="Aster" --format=%s >actual &&
 615         {
 616             echo third && echo second && echo initial
 617         } >expect &&
 618         test_cmp expect actual
 619 '
 620
 621 test_expect_success 'log --all-match with multiple --author still uses union' '
 622         git log --all-match --author="Thor" --author="Aster" --format=%s >actual &&
 623         {
 624             echo third && echo second && echo initial
 625         } >expect &&
 626         test_cmp expect actual
 627 '
 628
 629 test_expect_success 'log --grep --author uses intersection' '
 630         # grep matches only third and fourth
 631         # author matches only initial and third
 632         git log --author="A U Thor" --grep=r --format=%s >actual &&
 633         {
 634                 echo third
 635         } >expect &&
 636         test_cmp expect actual
 637 '
 638
 639 test_expect_success 'log --grep --grep --author takes union of greps and intersects with author' '
 640         # grep matches initial and second but not third
 641         # author matches only initial and third
 642         git log --author="A U Thor" --grep=s --grep=l --format=%s >actual &&
 643         {
 644                 echo initial
 645         } >expect &&
 646         test_cmp expect actual
 647 '
 648
 649 test_expect_success 'log ---all-match -grep --author --author still takes union of authors and intersects with grep' '
 650         # grep matches only initial and third
 651         # author matches all but second
 652         git log --all-match --author="Thor" --author="Night" --grep=i --format=%s >actual &&
 653         {
 654             echo third && echo initial
 655         } >expect &&
 656         test_cmp expect actual
 657 '
 658
 659 test_expect_success 'log --grep --author --author takes union of authors and intersects with grep' '
 660         # grep matches only initial and third
 661         # author matches all but second
 662         git log --author="Thor" --author="Night" --grep=i --format=%s >actual &&
 663         {
 664             echo third && echo initial
 665         } >expect &&
 666         test_cmp expect actual
 667 '
 668
 669 test_expect_success 'log --all-match --grep --grep --author takes intersection' '
 670         # grep matches only third
 671         # author matches only initial and third
 672         git log --all-match --author="A U Thor" --grep=i --grep=r --format=%s >actual &&
 673         {
 674                 echo third
 675         } >expect &&
 676         test_cmp expect actual
 677 '
 678
 679 test_expect_success 'log --author does not search in timestamp' '
 680         : >expect &&
 681         git log --author="$GIT_AUTHOR_DATE" >actual &&
 682         test_cmp expect actual
 683 '
 684
 685 test_expect_success 'log --committer does not search in timestamp' '
 686         : >expect &&
 687         git log --committer="$GIT_COMMITTER_DATE" >actual &&
 688         test_cmp expect actual
 689 '
 690
 691 test_expect_success 'grep with CE_VALID file' '
 692         git update-index --assume-unchanged t/t &&
 693         rm t/t &&
 694         test "$(git grep test)" = "t/t:test" &&
 695         git update-index --no-assume-unchanged t/t &&
 696         git checkout t/t
 697 '
 698
 699 cat >expected <<EOF
 700 hello.c=#include <stdio.h>
 701 hello.c:        return 0;
 702 EOF
 703
 704 test_expect_success 'grep -p with userdiff' '
 705         git config diff.custom.funcname "^#" &&
 706         echo "hello.c diff=custom" >.gitattributes &&
 707         git grep -p return >actual &&
 708         test_cmp expected actual
 709 '
 710
 711 cat >expected <<EOF
 712 hello.c=int main(int argc, const char **argv)
 713 hello.c:        return 0;
 714 EOF
 715
 716 test_expect_success 'grep -p' '
 717         rm -f .gitattributes &&
 718         git grep -p return >actual &&
 719         test_cmp expected actual
 720 '
 721
 722 cat >expected <<EOF
 723 hello.c-#include <stdio.h>
 724 hello.c-
 725 hello.c=int main(int argc, const char **argv)
 726 hello.c-{
 727 hello.c-        printf("Hello world.\n");
 728 hello.c:        return 0;
 729 EOF
 730
 731 test_expect_success 'grep -p -B5' '
 732         git grep -p -B5 return >actual &&
 733         test_cmp expected actual
 734 '
 735
 736 cat >expected <<EOF
 737 hello.c=int main(int argc, const char **argv)
 738 hello.c-{
 739 hello.c-        printf("Hello world.\n");
 740 hello.c:        return 0;
 741 hello.c-        /* char ?? */
 742 hello.c-}
 743 EOF
 744
 745 test_expect_success 'grep -W' '
 746         git grep -W return >actual &&
 747         test_cmp expected actual
 748 '
 749
 750 cat >expected <<EOF
 751 hello.c-#include <assert.h>
 752 hello.c:#include <stdio.h>
 753 EOF
 754
 755 test_expect_success 'grep -W shows no trailing empty lines' '
 756         git grep -W stdio >actual &&
 757         test_cmp expected actual
 758 '
 759
 760 cat >expected <<EOF
 761 hello.c=        printf("Hello world.\n");
 762 hello.c:        return 0;
 763 hello.c-        /* char ?? */
 764 EOF
 765
 766 test_expect_success 'grep -W with userdiff' '
 767         test_when_finished "rm -f .gitattributes" &&
 768         git config diff.custom.xfuncname "(printf.*|})$" &&
 769         echo "hello.c diff=custom" >.gitattributes &&
 770         git grep -W return >actual &&
 771         test_cmp expected actual
 772 '
 773
 774 test_expect_success 'grep from a subdirectory to search wider area (1)' '
 775         mkdir -p s &&
 776         (
 777                 cd s && git grep "x x x" ..
 778         )
 779 '
 780
 781 test_expect_success 'grep from a subdirectory to search wider area (2)' '
 782         mkdir -p s &&
 783         (
 784                 cd s || exit 1
 785                 ( git grep xxyyzz .. >out ; echo $? >status )
 786                 ! test -s out &&
 787                 test 1 = $(cat status)
 788         )
 789 '
 790
 791 cat >expected <<EOF
 792 hello.c:int main(int argc, const char **argv)
 793 EOF
 794
 795 test_expect_success 'grep -Fi' '
 796         git grep -Fi "CHAR *" >actual &&
 797         test_cmp expected actual
 798 '
 799
 800 test_expect_success 'outside of git repository' '
 801         rm -fr non &&
 802         mkdir -p non/git/sub &&
 803         echo hello >non/git/file1 &&
 804         echo world >non/git/sub/file2 &&
 805         {
 806                 echo file1:hello &&
 807                 echo sub/file2:world
 808         } >non/expect.full &&
 809         echo file2:world >non/expect.sub &&
 810         (
 811                 GIT_CEILING_DIRECTORIES="$(pwd)/non" &&
 812                 export GIT_CEILING_DIRECTORIES &&
 813                 cd non/git &&
 814                 test_must_fail git grep o &&
 815                 git grep --no-index o >../actual.full &&
 816                 test_cmp ../expect.full ../actual.full &&
 817                 cd sub &&
 818                 test_must_fail git grep o &&
 819                 git grep --no-index o >../../actual.sub &&
 820                 test_cmp ../../expect.sub ../../actual.sub
 821         ) &&
 822
 823         echo ".*o*" >non/git/.gitignore &&
 824         (
 825                 GIT_CEILING_DIRECTORIES="$(pwd)/non" &&
 826                 export GIT_CEILING_DIRECTORIES &&
 827                 cd non/git &&
 828                 test_must_fail git grep o &&
 829                 git grep --no-index --exclude-standard o >../actual.full &&
 830                 test_cmp ../expect.full ../actual.full &&
 831
 832                 {
 833                         echo ".gitignore:.*o*" &&
 834                         cat ../expect.full
 835                 } >../expect.with.ignored &&
 836                 git grep --no-index --no-exclude o >../actual.full &&
 837                 test_cmp ../expect.with.ignored ../actual.full
 838         )
 839 '
 840
 841 test_expect_success 'outside of git repository with fallbackToNoIndex' '
 842         rm -fr non &&
 843         mkdir -p non/git/sub &&
 844         echo hello >non/git/file1 &&
 845         echo world >non/git/sub/file2 &&
 846         cat <<-\EOF >non/expect.full &&
 847         file1:hello
 848         sub/file2:world
 849         EOF
 850         echo file2:world >non/expect.sub &&
 851         (
 852                 GIT_CEILING_DIRECTORIES="$(pwd)/non" &&
 853                 export GIT_CEILING_DIRECTORIES &&
 854                 cd non/git &&
 855                 test_must_fail git -c grep.fallbackToNoIndex=false grep o &&
 856                 git -c grep.fallbackToNoIndex=true grep o >../actual.full &&
 857                 test_cmp ../expect.full ../actual.full &&
 858                 cd sub &&
 859                 test_must_fail git -c grep.fallbackToNoIndex=false grep o &&
 860                 git -c grep.fallbackToNoIndex=true grep o >../../actual.sub &&
 861                 test_cmp ../../expect.sub ../../actual.sub
 862         ) &&
 863
 864         echo ".*o*" >non/git/.gitignore &&
 865         (
 866                 GIT_CEILING_DIRECTORIES="$(pwd)/non" &&
 867                 export GIT_CEILING_DIRECTORIES &&
 868                 cd non/git &&
 869                 test_must_fail git -c grep.fallbackToNoIndex=false grep o &&
 870                 git -c grep.fallbackToNoIndex=true grep --exclude-standard o >../actual.full &&
 871                 test_cmp ../expect.full ../actual.full &&
 872
 873                 {
 874                         echo ".gitignore:.*o*" &&
 875                         cat ../expect.full
 876                 } >../expect.with.ignored &&
 877                 git -c grep.fallbackToNoIndex grep --no-exclude o >../actual.full &&
 878                 test_cmp ../expect.with.ignored ../actual.full
 879         )
 880 '
 881
 882 test_expect_success 'inside git repository but with --no-index' '
 883         rm -fr is &&
 884         mkdir -p is/git/sub &&
 885         echo hello >is/git/file1 &&
 886         echo world >is/git/sub/file2 &&
 887         echo ".*o*" >is/git/.gitignore &&
 888         {
 889                 echo file1:hello &&
 890                 echo sub/file2:world
 891         } >is/expect.unignored &&
 892         {
 893                 echo ".gitignore:.*o*" &&
 894                 cat is/expect.unignored
 895         } >is/expect.full &&
 896         : >is/expect.empty &&
 897         echo file2:world >is/expect.sub &&
 898         (
 899                 cd is/git &&
 900                 git init &&
 901                 test_must_fail git grep o >../actual.full &&
 902                 test_cmp ../expect.empty ../actual.full &&
 903
 904                 git grep --untracked o >../actual.unignored &&
 905                 test_cmp ../expect.unignored ../actual.unignored &&
 906
 907                 git grep --no-index o >../actual.full &&
 908                 test_cmp ../expect.full ../actual.full &&
 909
 910                 git grep --no-index --exclude-standard o >../actual.unignored &&
 911                 test_cmp ../expect.unignored ../actual.unignored &&
 912
 913                 cd sub &&
 914                 test_must_fail git grep o >../../actual.sub &&
 915                 test_cmp ../../expect.empty ../../actual.sub &&
 916
 917                 git grep --no-index o >../../actual.sub &&
 918                 test_cmp ../../expect.sub ../../actual.sub &&
 919
 920                 git grep --untracked o >../../actual.sub &&
 921                 test_cmp ../../expect.sub ../../actual.sub
 922         )
 923 '
 924
 925 test_expect_success 'grep --no-index descends into repos, but not .git' '
 926         rm -fr non &&
 927         mkdir -p non/git &&
 928         (
 929                 GIT_CEILING_DIRECTORIES="$(pwd)/non" &&
 930                 export GIT_CEILING_DIRECTORIES &&
 931                 cd non/git &&
 932
 933                 echo magic >file &&
 934                 git init repo &&
 935                 (
 936                         cd repo &&
 937                         echo magic >file &&
 938                         git add file &&
 939                         git commit -m foo &&
 940                         echo magic >.git/file
 941                 ) &&
 942
 943                 cat >expect <<-\EOF &&
 944                 file
 945                 repo/file
 946                 EOF
 947                 git grep -l --no-index magic >actual &&
 948                 test_cmp expect actual
 949         )
 950 '
 951
 952 test_expect_success 'setup double-dash tests' '
 953 cat >double-dash <<EOF &&
 954 --
 955 ->
 956 other
 957 EOF
 958 git add double-dash
 959 '
 960
 961 cat >expected <<EOF
 962 double-dash:->
 963 EOF
 964 test_expect_success 'grep -- pattern' '
 965         git grep -- "->" >actual &&
 966         test_cmp expected actual
 967 '
 968 test_expect_success 'grep -- pattern -- pathspec' '
 969         git grep -- "->" -- double-dash >actual &&
 970         test_cmp expected actual
 971 '
 972 test_expect_success 'grep -e pattern -- path' '
 973         git grep -e "->" -- double-dash >actual &&
 974         test_cmp expected actual
 975 '
 976
 977 cat >expected <<EOF
 978 double-dash:--
 979 EOF
 980 test_expect_success 'grep -e -- -- path' '
 981         git grep -e -- -- double-dash >actual &&
 982         test_cmp expected actual
 983 '
 984
 985 test_expect_success 'dashdash disambiguates rev as rev' '
 986         test_when_finished "rm -f master" &&
 987         echo content >master &&
 988         echo master:hello.c >expect &&
 989         git grep -l o master -- hello.c >actual &&
 990         test_cmp expect actual
 991 '
 992
 993 test_expect_success 'dashdash disambiguates pathspec as pathspec' '
 994         test_when_finished "git rm -f master" &&
 995         echo content >master &&
 996         git add master &&
 997         echo master:content >expect &&
 998         git grep o -- master >actual &&
 999         test_cmp expect actual
1000 '
1001
1002 test_expect_success 'report bogus arg without dashdash' '
1003         test_must_fail git grep o does-not-exist
1004 '
1005
1006 test_expect_success 'report bogus rev with dashdash' '
1007         test_must_fail git grep o hello.c --
1008 '
1009
1010 test_expect_success 'allow non-existent path with dashdash' '
1011         # We need a real match so grep exits with success.
1012         tree=$(git ls-tree HEAD |
1013                sed s/hello.c/not-in-working-tree/ |
1014                git mktree) &&
1015         git grep o "$tree" -- not-in-working-tree
1016 '
1017
1018 test_expect_success 'grep --no-index pattern -- path' '
1019         rm -fr non &&
1020         mkdir -p non/git &&
1021         (
1022                 GIT_CEILING_DIRECTORIES="$(pwd)/non" &&
1023                 export GIT_CEILING_DIRECTORIES &&
1024                 cd non/git &&
1025                 echo hello >hello &&
1026                 echo goodbye >goodbye &&
1027                 echo hello:hello >expect &&
1028                 git grep --no-index o -- hello >actual &&
1029                 test_cmp expect actual
1030         )
1031 '
1032
1033 test_expect_success 'grep --no-index complains of revs' '
1034         test_must_fail git grep --no-index o master -- 2>err &&
1035         test_i18ngrep "cannot be used with revs" err
1036 '
1037
1038 test_expect_success 'grep --no-index prefers paths to revs' '
1039         test_when_finished "rm -f master" &&
1040         echo content >master &&
1041         echo master:content >expect &&
1042         git grep --no-index o master >actual &&
1043         test_cmp expect actual
1044 '
1045
1046 test_expect_success 'grep --no-index does not "diagnose" revs' '
1047         test_must_fail git grep --no-index o :1:hello.c 2>err &&
1048         test_i18ngrep ! -i "did you mean" err
1049 '
1050
1051 cat >expected <<EOF
1052 hello.c:int main(int argc, const char **argv)
1053 hello.c:        printf("Hello world.\n");
1054 EOF
1055
1056 test_expect_success PCRE 'grep --perl-regexp pattern' '
1057         git grep --perl-regexp "\p{Ps}.*?\p{Pe}" hello.c >actual &&
1058         test_cmp expected actual
1059 '
1060
1061 test_expect_success PCRE 'grep -P pattern' '
1062         git grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
1063         test_cmp expected actual
1064 '
1065
1066 test_expect_success 'grep pattern with grep.extendedRegexp=true' '
1067         >empty &&
1068         test_must_fail git -c grep.extendedregexp=true \
1069                 grep "\p{Ps}.*?\p{Pe}" hello.c >actual &&
1070         test_cmp empty actual
1071 '
1072
1073 test_expect_success PCRE 'grep -P pattern with grep.extendedRegexp=true' '
1074         git -c grep.extendedregexp=true \
1075                 grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
1076         test_cmp expected actual
1077 '
1078
1079 test_expect_success PCRE 'grep -P -v pattern' '
1080         {
1081                 echo "ab:a+b*c"
1082                 echo "ab:a+bc"
1083         } >expected &&
1084         git grep -P -v "abc" ab >actual &&
1085         test_cmp expected actual
1086 '
1087
1088 test_expect_success PCRE 'grep -P -i pattern' '
1089         cat >expected <<-EOF &&
1090         hello.c:        printf("Hello world.\n");
1091         EOF
1092         git grep -P -i "PRINTF\([^\d]+\)" hello.c >actual &&
1093         test_cmp expected actual
1094 '
1095
1096 test_expect_success PCRE 'grep -P -w pattern' '
1097         {
1098                 echo "hello_world:Hello world"
1099                 echo "hello_world:HeLLo world"
1100         } >expected &&
1101         git grep -P -w "He((?i)ll)o" hello_world >actual &&
1102         test_cmp expected actual
1103 '
1104
1105 test_expect_success 'grep -G invalidpattern properly dies ' '
1106         test_must_fail git grep -G "a["
1107 '
1108
1109 test_expect_success 'grep invalidpattern properly dies with grep.patternType=basic' '
1110         test_must_fail git -c grep.patterntype=basic grep "a["
1111 '
1112
1113 test_expect_success 'grep -E invalidpattern properly dies ' '
1114         test_must_fail git grep -E "a["
1115 '
1116
1117 test_expect_success 'grep invalidpattern properly dies with grep.patternType=extended' '
1118         test_must_fail git -c grep.patterntype=extended grep "a["
1119 '
1120
1121 test_expect_success PCRE 'grep -P invalidpattern properly dies ' '
1122         test_must_fail git grep -P "a["
1123 '
1124
1125 test_expect_success PCRE 'grep invalidpattern properly dies with grep.patternType=perl' '
1126         test_must_fail git -c grep.patterntype=perl grep "a["
1127 '
1128
1129 test_expect_success 'grep -G -E -F pattern' '
1130         echo "ab:a+b*c" >expected &&
1131         git grep -G -E -F "a+b*c" ab >actual &&
1132         test_cmp expected actual
1133 '
1134
1135 test_expect_success 'grep pattern with grep.patternType=basic, =extended, =fixed' '
1136         echo "ab:a+b*c" >expected &&
1137         git \
1138                 -c grep.patterntype=basic \
1139                 -c grep.patterntype=extended \
1140                 -c grep.patterntype=fixed \
1141                 grep "a+b*c" ab >actual &&
1142         test_cmp expected actual
1143 '
1144
1145 test_expect_success 'grep -E -F -G pattern' '
1146         echo "ab:a+bc" >expected &&
1147         git grep -E -F -G "a+b*c" ab >actual &&
1148         test_cmp expected actual
1149 '
1150
1151 test_expect_success 'grep pattern with grep.patternType=extended, =fixed, =basic' '
1152         echo "ab:a+bc" >expected &&
1153         git \
1154                 -c grep.patterntype=extended \
1155                 -c grep.patterntype=fixed \
1156                 -c grep.patterntype=basic \
1157                 grep "a+b*c" ab >actual &&
1158         test_cmp expected actual
1159 '
1160
1161 test_expect_success 'grep -F -G -E pattern' '
1162         echo "ab:abc" >expected &&
1163         git grep -F -G -E "a+b*c" ab >actual &&
1164         test_cmp expected actual
1165 '
1166
1167 test_expect_success 'grep pattern with grep.patternType=fixed, =basic, =extended' '
1168         echo "ab:abc" >expected &&
1169         git \
1170                 -c grep.patterntype=fixed \
1171                 -c grep.patterntype=basic \
1172                 -c grep.patterntype=extended \
1173                 grep "a+b*c" ab >actual &&
1174         test_cmp expected actual
1175 '
1176
1177 test_expect_success 'grep -G -F -P -E pattern' '
1178         echo "d0:d" >expected &&
1179         git grep -G -F -P -E "[\d]" d0 >actual &&
1180         test_cmp expected actual
1181 '
1182
1183 test_expect_success 'grep pattern with grep.patternType=fixed, =basic, =perl, =extended' '
1184         echo "d0:d" >expected &&
1185         git \
1186                 -c grep.patterntype=fixed \
1187                 -c grep.patterntype=basic \
1188                 -c grep.patterntype=perl \
1189                 -c grep.patterntype=extended \
1190                 grep "[\d]" d0 >actual &&
1191         test_cmp expected actual
1192 '
1193
1194 test_expect_success PCRE 'grep -G -F -E -P pattern' '
1195         echo "d0:0" >expected &&
1196         git grep -G -F -E -P "[\d]" d0 >actual &&
1197         test_cmp expected actual
1198 '
1199
1200 test_expect_success PCRE 'grep pattern with grep.patternType=fixed, =basic, =extended, =perl' '
1201         echo "d0:0" >expected &&
1202         git \
1203                 -c grep.patterntype=fixed \
1204                 -c grep.patterntype=basic \
1205                 -c grep.patterntype=extended \
1206                 -c grep.patterntype=perl \
1207                 grep "[\d]" d0 >actual &&
1208         test_cmp expected actual
1209 '
1210
1211 test_expect_success PCRE 'grep -P pattern with grep.patternType=fixed' '
1212         echo "ab:a+b*c" >expected &&
1213         git \
1214                 -c grep.patterntype=fixed \
1215                 grep -P "a\x{2b}b\x{2a}c" ab >actual &&
1216         test_cmp expected actual
1217 '
1218
1219 test_expect_success 'grep -F pattern with grep.patternType=basic' '
1220         echo "ab:a+b*c" >expected &&
1221         git \
1222                 -c grep.patterntype=basic \
1223                 grep -F "*c" ab >actual &&
1224         test_cmp expected actual
1225 '
1226
1227 test_expect_success 'grep -G pattern with grep.patternType=fixed' '
1228         {
1229                 echo "ab:a+b*c"
1230                 echo "ab:a+bc"
1231         } >expected &&
1232         git \
1233                 -c grep.patterntype=fixed \
1234                 grep -G "a+b" ab >actual &&
1235         test_cmp expected actual
1236 '
1237
1238 test_expect_success 'grep -E pattern with grep.patternType=fixed' '
1239         {
1240                 echo "ab:a+b*c"
1241                 echo "ab:a+bc"
1242                 echo "ab:abc"
1243         } >expected &&
1244         git \
1245                 -c grep.patterntype=fixed \
1246                 grep -E "a+" ab >actual &&
1247         test_cmp expected actual
1248 '
1249
1250 cat >expected <<EOF
1251 hello.c<RED>:<RESET>int main(int argc, const char **argv)
1252 hello.c<RED>-<RESET>{
1253 <RED>--<RESET>
1254 hello.c<RED>:<RESET>    /* char ?? */
1255 hello.c<RED>-<RESET>}
1256 <RED>--<RESET>
1257 hello_world<RED>:<RESET>Hello_world
1258 hello_world<RED>-<RESET>HeLLo_world
1259 EOF
1260
1261 test_expect_success 'grep --color, separator' '
1262         test_config color.grep.context          normal &&
1263         test_config color.grep.filename         normal &&
1264         test_config color.grep.function         normal &&
1265         test_config color.grep.linenumber       normal &&
1266         test_config color.grep.match            normal &&
1267         test_config color.grep.selected         normal &&
1268         test_config color.grep.separator        red &&
1269
1270         git grep --color=always -A1 -e char -e lo_w hello.c hello_world |
1271         test_decode_color >actual &&
1272         test_cmp expected actual
1273 '
1274
1275 cat >expected <<EOF
1276 hello.c:int main(int argc, const char **argv)
1277 hello.c:        /* char ?? */
1278
1279 hello_world:Hello_world
1280 EOF
1281
1282 test_expect_success 'grep --break' '
1283         git grep --break -e char -e lo_w hello.c hello_world >actual &&
1284         test_cmp expected actual
1285 '
1286
1287 cat >expected <<EOF
1288 hello.c:int main(int argc, const char **argv)
1289 hello.c-{
1290 --
1291 hello.c:        /* char ?? */
1292 hello.c-}
1293
1294 hello_world:Hello_world
1295 hello_world-HeLLo_world
1296 EOF
1297
1298 test_expect_success 'grep --break with context' '
1299         git grep --break -A1 -e char -e lo_w hello.c hello_world >actual &&
1300         test_cmp expected actual
1301 '
1302
1303 cat >expected <<EOF
1304 hello.c
1305 int main(int argc, const char **argv)
1306         /* char ?? */
1307 hello_world
1308 Hello_world
1309 EOF
1310
1311 test_expect_success 'grep --heading' '
1312         git grep --heading -e char -e lo_w hello.c hello_world >actual &&
1313         test_cmp expected actual
1314 '
1315
1316 cat >expected <<EOF
1317 <BOLD;GREEN>hello.c<RESET>
1318 4:int main(int argc, const <BLACK;BYELLOW>char<RESET> **argv)
1319 8:      /* <BLACK;BYELLOW>char<RESET> ?? */
1320
1321 <BOLD;GREEN>hello_world<RESET>
1322 3:Hel<BLACK;BYELLOW>lo_w<RESET>orld
1323 EOF
1324
1325 test_expect_success 'mimic ack-grep --group' '
1326         test_config color.grep.context          normal &&
1327         test_config color.grep.filename         "bold green" &&
1328         test_config color.grep.function         normal &&
1329         test_config color.grep.linenumber       normal &&
1330         test_config color.grep.match            "black yellow" &&
1331         test_config color.grep.selected         normal &&
1332         test_config color.grep.separator        normal &&
1333
1334         git grep --break --heading -n --color \
1335                 -e char -e lo_w hello.c hello_world |
1336         test_decode_color >actual &&
1337         test_cmp expected actual
1338 '
1339
1340 cat >expected <<EOF
1341 space: line with leading space1
1342 space: line with leading space2
1343 space: line with leading space3
1344 EOF
1345
1346 test_expect_success PCRE 'grep -E "^ "' '
1347         git grep -E "^ " space >actual &&
1348         test_cmp expected actual
1349 '
1350
1351 test_expect_success PCRE 'grep -P "^ "' '
1352         git grep -P "^ " space >actual &&
1353         test_cmp expected actual
1354 '
1355
1356 cat >expected <<EOF
1357 space-line without leading space1
1358 space: line <RED>with <RESET>leading space1
1359 space: line <RED>with <RESET>leading <RED>space2<RESET>
1360 space: line <RED>with <RESET>leading space3
1361 space:line without leading <RED>space2<RESET>
1362 EOF
1363
1364 test_expect_success 'grep --color -e A -e B with context' '
1365         test_config color.grep.context          normal &&
1366         test_config color.grep.filename         normal &&
1367         test_config color.grep.function         normal &&
1368         test_config color.grep.linenumber       normal &&
1369         test_config color.grep.matchContext     normal &&
1370         test_config color.grep.matchSelected    red &&
1371         test_config color.grep.selected         normal &&
1372         test_config color.grep.separator        normal &&
1373
1374         git grep --color=always -C2 -e "with " -e space2  space |
1375         test_decode_color >actual &&
1376         test_cmp expected actual
1377 '
1378
1379 cat >expected <<EOF
1380 space-line without leading space1
1381 space- line with leading space1
1382 space: line <RED>with <RESET>leading <RED>space2<RESET>
1383 space- line with leading space3
1384 space-line without leading space2
1385 EOF
1386
1387 test_expect_success 'grep --color -e A --and -e B with context' '
1388         test_config color.grep.context          normal &&
1389         test_config color.grep.filename         normal &&
1390         test_config color.grep.function         normal &&
1391         test_config color.grep.linenumber       normal &&
1392         test_config color.grep.matchContext     normal &&
1393         test_config color.grep.matchSelected    red &&
1394         test_config color.grep.selected         normal &&
1395         test_config color.grep.separator        normal &&
1396
1397         git grep --color=always -C2 -e "with " --and -e space2  space |
1398         test_decode_color >actual &&
1399         test_cmp expected actual
1400 '
1401
1402 cat >expected <<EOF
1403 space-line without leading space1
1404 space: line <RED>with <RESET>leading space1
1405 space- line with leading space2
1406 space: line <RED>with <RESET>leading space3
1407 space-line without leading space2
1408 EOF
1409
1410 test_expect_success 'grep --color -e A --and --not -e B with context' '
1411         test_config color.grep.context          normal &&
1412         test_config color.grep.filename         normal &&
1413         test_config color.grep.function         normal &&
1414         test_config color.grep.linenumber       normal &&
1415         test_config color.grep.matchContext     normal &&
1416         test_config color.grep.matchSelected    red &&
1417         test_config color.grep.selected         normal &&
1418         test_config color.grep.separator        normal &&
1419
1420         git grep --color=always -C2 -e "with " --and --not -e space2  space |
1421         test_decode_color >actual &&
1422         test_cmp expected actual
1423 '
1424
1425 cat >expected <<EOF
1426 hello.c-
1427 hello.c=int main(int argc, const char **argv)
1428 hello.c-{
1429 hello.c:        pr<RED>int<RESET>f("<RED>Hello<RESET> world.\n");
1430 hello.c-        return 0;
1431 hello.c-        /* char ?? */
1432 hello.c-}
1433 EOF
1434
1435 test_expect_success 'grep --color -e A --and -e B -p with context' '
1436         test_config color.grep.context          normal &&
1437         test_config color.grep.filename         normal &&
1438         test_config color.grep.function         normal &&
1439         test_config color.grep.linenumber       normal &&
1440         test_config color.grep.matchContext     normal &&
1441         test_config color.grep.matchSelected    red &&
1442         test_config color.grep.selected         normal &&
1443         test_config color.grep.separator        normal &&
1444
1445         git grep --color=always -p -C3 -e int --and -e Hello --no-index hello.c |
1446         test_decode_color >actual &&
1447         test_cmp expected actual
1448 '
1449
1450 test_expect_success 'grep can find things only in the work tree' '
1451         : >work-tree-only &&
1452         git add work-tree-only &&
1453         test_when_finished "git rm -f work-tree-only" &&
1454         echo "find in work tree" >work-tree-only &&
1455         git grep --quiet "find in work tree" &&
1456         test_must_fail git grep --quiet --cached "find in work tree" &&
1457         test_must_fail git grep --quiet "find in work tree" HEAD
1458 '
1459
1460 test_expect_success 'grep can find things only in the work tree (i-t-a)' '
1461         echo "intend to add this" >intend-to-add &&
1462         git add -N intend-to-add &&
1463         test_when_finished "git rm -f intend-to-add" &&
1464         git grep --quiet "intend to add this" &&
1465         test_must_fail git grep --quiet --cached "intend to add this" &&
1466         test_must_fail git grep --quiet "intend to add this" HEAD
1467 '
1468
1469 test_expect_success 'grep does not search work tree with assume unchanged' '
1470         echo "intend to add this" >intend-to-add &&
1471         git add -N intend-to-add &&
1472         git update-index --assume-unchanged intend-to-add &&
1473         test_when_finished "git rm -f intend-to-add" &&
1474         test_must_fail git grep --quiet "intend to add this" &&
1475         test_must_fail git grep --quiet --cached "intend to add this" &&
1476         test_must_fail git grep --quiet "intend to add this" HEAD
1477 '
1478
1479 test_expect_success 'grep can find things only in the index' '
1480         echo "only in the index" >cache-this &&
1481         git add cache-this &&
1482         rm cache-this &&
1483         test_when_finished "git rm --cached cache-this" &&
1484         test_must_fail git grep --quiet "only in the index" &&
1485         git grep --quiet --cached "only in the index" &&
1486         test_must_fail git grep --quiet "only in the index" HEAD
1487 '
1488
1489 test_expect_success 'grep does not report i-t-a with -L --cached' '
1490         echo "intend to add this" >intend-to-add &&
1491         git add -N intend-to-add &&
1492         test_when_finished "git rm -f intend-to-add" &&
1493         git ls-files | grep -v "^intend-to-add\$" >expected &&
1494         git grep -L --cached "nonexistent_string" >actual &&
1495         test_cmp expected actual
1496 '
1497
1498 test_expect_success 'grep does not report i-t-a and assume unchanged with -L' '
1499         echo "intend to add this" >intend-to-add-assume-unchanged &&
1500         git add -N intend-to-add-assume-unchanged &&
1501         test_when_finished "git rm -f intend-to-add-assume-unchanged" &&
1502         git update-index --assume-unchanged intend-to-add-assume-unchanged &&
1503         git ls-files | grep -v "^intend-to-add-assume-unchanged\$" >expected &&
1504         git grep -L "nonexistent_string" >actual &&
1505         test_cmp expected actual
1506 '
1507
1508 test_done