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 !PCRE "grep $L with grep.patterntype=perl errors without PCRE" '
 285                 test_must_fail git -c grep.patterntype=perl grep "foo.*bar"
 286         '
 287
 288         test_expect_success "grep $L with grep.patternType=default and grep.extendedRegexp=true" '
 289                 echo "${HC}ab:abc" >expected &&
 290                 git \
 291                         -c grep.patternType=default \
 292                         -c grep.extendedRegexp=true \
 293                         grep "a+b*c" $H ab >actual &&
 294                 test_cmp expected actual
 295         '
 296
 297         test_expect_success "grep $L with grep.extendedRegexp=true and grep.patternType=default" '
 298                 echo "${HC}ab:abc" >expected &&
 299                 git \
 300                         -c grep.extendedRegexp=true \
 301                         -c grep.patternType=default \
 302                         grep "a+b*c" $H ab >actual &&
 303                 test_cmp expected actual
 304         '
 305
 306         test_expect_success "grep $L with grep.patternType=extended and grep.extendedRegexp=false" '
 307                 echo "${HC}ab:abc" >expected &&
 308                 git \
 309                         -c grep.patternType=extended \
 310                         -c grep.extendedRegexp=false \
 311                         grep "a+b*c" $H ab >actual &&
 312                 test_cmp expected actual
 313         '
 314
 315         test_expect_success "grep $L with grep.patternType=basic and grep.extendedRegexp=true" '
 316                 echo "${HC}ab:a+bc" >expected &&
 317                 git \
 318                         -c grep.patternType=basic \
 319                         -c grep.extendedRegexp=true \
 320                         grep "a+b*c" $H ab >actual &&
 321                 test_cmp expected actual
 322         '
 323
 324         test_expect_success "grep $L with grep.extendedRegexp=false and grep.patternType=extended" '
 325                 echo "${HC}ab:abc" >expected &&
 326                 git \
 327                         -c grep.extendedRegexp=false \
 328                         -c grep.patternType=extended \
 329                         grep "a+b*c" $H ab >actual &&
 330                 test_cmp expected actual
 331         '
 332
 333         test_expect_success "grep $L with grep.extendedRegexp=true and grep.patternType=basic" '
 334                 echo "${HC}ab:a+bc" >expected &&
 335                 git \
 336                         -c grep.extendedRegexp=true \
 337                         -c grep.patternType=basic \
 338                         grep "a+b*c" $H ab >actual &&
 339                 test_cmp expected actual
 340         '
 341
 342         test_expect_success "grep --count $L" '
 343                 echo ${HC}ab:3 >expected &&
 344                 git grep --count -e b $H -- ab >actual &&
 345                 test_cmp expected actual
 346         '
 347
 348         test_expect_success "grep --count -h $L" '
 349                 echo 3 >expected &&
 350                 git grep --count -h -e b $H -- ab >actual &&
 351                 test_cmp expected actual
 352         '
 353 done
 354
 355 cat >expected <<EOF
 356 file
 357 EOF
 358 test_expect_success 'grep -l -C' '
 359         git grep -l -C1 foo >actual &&
 360         test_cmp expected actual
 361 '
 362
 363 cat >expected <<EOF
 364 file:5
 365 EOF
 366 test_expect_success 'grep -c -C' '
 367         git grep -c -C1 foo >actual &&
 368         test_cmp expected actual
 369 '
 370
 371 test_expect_success 'grep -L -C' '
 372         git ls-files >expected &&
 373         git grep -L -C1 nonexistent_string >actual &&
 374         test_cmp expected actual
 375 '
 376
 377 test_expect_success 'grep --files-without-match --quiet' '
 378         git grep --files-without-match --quiet nonexistent_string >actual &&
 379         test_cmp /dev/null actual
 380 '
 381
 382 cat >expected <<EOF
 383 file:foo mmap bar_mmap
 384 EOF
 385
 386 test_expect_success 'grep -e A --and -e B' '
 387         git grep -e "foo mmap" --and -e bar_mmap >actual &&
 388         test_cmp expected actual
 389 '
 390
 391 cat >expected <<EOF
 392 file:foo_mmap bar mmap
 393 file:foo_mmap bar mmap baz
 394 EOF
 395
 396
 397 test_expect_success 'grep ( -e A --or -e B ) --and -e B' '
 398         git grep \( -e foo_ --or -e baz \) \
 399                 --and -e " mmap" >actual &&
 400         test_cmp expected actual
 401 '
 402
 403 cat >expected <<EOF
 404 file:foo mmap bar
 405 EOF
 406
 407 test_expect_success 'grep -e A --and --not -e B' '
 408         git grep -e "foo mmap" --and --not -e bar_mmap >actual &&
 409         test_cmp expected actual
 410 '
 411
 412 test_expect_success 'grep should ignore GREP_OPTIONS' '
 413         GREP_OPTIONS=-v git grep " mmap bar\$" >actual &&
 414         test_cmp expected actual
 415 '
 416
 417 test_expect_success 'grep -f, non-existent file' '
 418         test_must_fail git grep -f patterns
 419 '
 420
 421 cat >expected <<EOF
 422 file:foo mmap bar
 423 file:foo_mmap bar
 424 file:foo_mmap bar mmap
 425 file:foo mmap bar_mmap
 426 file:foo_mmap bar mmap baz
 427 EOF
 428
 429 cat >pattern <<EOF
 430 mmap
 431 EOF
 432
 433 test_expect_success 'grep -f, one pattern' '
 434         git grep -f pattern >actual &&
 435         test_cmp expected actual
 436 '
 437
 438 cat >expected <<EOF
 439 file:foo mmap bar
 440 file:foo_mmap bar
 441 file:foo_mmap bar mmap
 442 file:foo mmap bar_mmap
 443 file:foo_mmap bar mmap baz
 444 t/a/v:vvv
 445 t/v:vvv
 446 v:vvv
 447 EOF
 448
 449 cat >patterns <<EOF
 450 mmap
 451 vvv
 452 EOF
 453
 454 test_expect_success 'grep -f, multiple patterns' '
 455         git grep -f patterns >actual &&
 456         test_cmp expected actual
 457 '
 458
 459 test_expect_success 'grep, multiple patterns' '
 460         git grep "$(cat patterns)" >actual &&
 461         test_cmp expected actual
 462 '
 463
 464 cat >expected <<EOF
 465 file:foo mmap bar
 466 file:foo_mmap bar
 467 file:foo_mmap bar mmap
 468 file:foo mmap bar_mmap
 469 file:foo_mmap bar mmap baz
 470 t/a/v:vvv
 471 t/v:vvv
 472 v:vvv
 473 EOF
 474
 475 cat >patterns <<EOF
 476
 477 mmap
 478
 479 vvv
 480
 481 EOF
 482
 483 test_expect_success 'grep -f, ignore empty lines' '
 484         git grep -f patterns >actual &&
 485         test_cmp expected actual
 486 '
 487
 488 test_expect_success 'grep -f, ignore empty lines, read patterns from stdin' '
 489         git grep -f - <patterns >actual &&
 490         test_cmp expected actual
 491 '
 492
 493 cat >expected <<EOF
 494 y:y yy
 495 --
 496 z:zzz
 497 EOF
 498
 499 test_expect_success 'grep -q, silently report matches' '
 500         >empty &&
 501         git grep -q mmap >actual &&
 502         test_cmp empty actual &&
 503         test_must_fail git grep -q qfwfq >actual &&
 504         test_cmp empty actual
 505 '
 506
 507 test_expect_success 'grep -C1 hunk mark between files' '
 508         git grep -C1 "^[yz]" >actual &&
 509         test_cmp expected actual
 510 '
 511
 512 test_expect_success 'log grep setup' '
 513         echo a >>file &&
 514         test_tick &&
 515         GIT_AUTHOR_NAME="With * Asterisk" \
 516         GIT_AUTHOR_EMAIL="xyzzy@frotz.com" \
 517         git commit -a -m "second" &&
 518
 519         echo a >>file &&
 520         test_tick &&
 521         git commit -a -m "third" &&
 522
 523         echo a >>file &&
 524         test_tick &&
 525         GIT_AUTHOR_NAME="Night Fall" \
 526         GIT_AUTHOR_EMAIL="nitfol@frobozz.com" \
 527         git commit -a -m "fourth"
 528 '
 529
 530 test_expect_success 'log grep (1)' '
 531         git log --author=author --pretty=tformat:%s >actual &&
 532         {
 533                 echo third && echo initial
 534         } >expect &&
 535         test_cmp expect actual
 536 '
 537
 538 test_expect_success 'log grep (2)' '
 539         git log --author=" * " -F --pretty=tformat:%s >actual &&
 540         {
 541                 echo second
 542         } >expect &&
 543         test_cmp expect actual
 544 '
 545
 546 test_expect_success 'log grep (3)' '
 547         git log --author="^A U" --pretty=tformat:%s >actual &&
 548         {
 549                 echo third && echo initial
 550         } >expect &&
 551         test_cmp expect actual
 552 '
 553
 554 test_expect_success 'log grep (4)' '
 555         git log --author="frotz\.com>$" --pretty=tformat:%s >actual &&
 556         {
 557                 echo second
 558         } >expect &&
 559         test_cmp expect actual
 560 '
 561
 562 test_expect_success 'log grep (5)' '
 563         git log --author=Thor -F --pretty=tformat:%s >actual &&
 564         {
 565                 echo third && echo initial
 566         } >expect &&
 567         test_cmp expect actual
 568 '
 569
 570 test_expect_success 'log grep (6)' '
 571         git log --author=-0700  --pretty=tformat:%s >actual &&
 572         >expect &&
 573         test_cmp expect actual
 574 '
 575
 576 test_expect_success 'log grep (7)' '
 577         git log -g --grep-reflog="commit: third" --pretty=tformat:%s >actual &&
 578         echo third >expect &&
 579         test_cmp expect actual
 580 '
 581
 582 test_expect_success 'log grep (8)' '
 583         git log -g --grep-reflog="commit: third" --grep-reflog="commit: second" --pretty=tformat:%s >actual &&
 584         {
 585                 echo third && echo second
 586         } >expect &&
 587         test_cmp expect actual
 588 '
 589
 590 test_expect_success 'log grep (9)' '
 591         git log -g --grep-reflog="commit: third" --author="Thor" --pretty=tformat:%s >actual &&
 592         echo third >expect &&
 593         test_cmp expect actual
 594 '
 595
 596 test_expect_success 'log grep (9)' '
 597         git log -g --grep-reflog="commit: third" --author="non-existent" --pretty=tformat:%s >actual &&
 598         : >expect &&
 599         test_cmp expect actual
 600 '
 601
 602 test_expect_success 'log --grep-reflog can only be used under -g' '
 603         test_must_fail git log --grep-reflog="commit: third"
 604 '
 605
 606 test_expect_success 'log with multiple --grep uses union' '
 607         git log --grep=i --grep=r --format=%s >actual &&
 608         {
 609                 echo fourth && echo third && echo initial
 610         } >expect &&
 611         test_cmp expect actual
 612 '
 613
 614 test_expect_success 'log --all-match with multiple --grep uses intersection' '
 615         git log --all-match --grep=i --grep=r --format=%s >actual &&
 616         {
 617                 echo third
 618         } >expect &&
 619         test_cmp expect actual
 620 '
 621
 622 test_expect_success 'log with multiple --author uses union' '
 623         git log --author="Thor" --author="Aster" --format=%s >actual &&
 624         {
 625             echo third && echo second && echo initial
 626         } >expect &&
 627         test_cmp expect actual
 628 '
 629
 630 test_expect_success 'log --all-match with multiple --author still uses union' '
 631         git log --all-match --author="Thor" --author="Aster" --format=%s >actual &&
 632         {
 633             echo third && echo second && echo initial
 634         } >expect &&
 635         test_cmp expect actual
 636 '
 637
 638 test_expect_success 'log --grep --author uses intersection' '
 639         # grep matches only third and fourth
 640         # author matches only initial and third
 641         git log --author="A U Thor" --grep=r --format=%s >actual &&
 642         {
 643                 echo third
 644         } >expect &&
 645         test_cmp expect actual
 646 '
 647
 648 test_expect_success 'log --grep --grep --author takes union of greps and intersects with author' '
 649         # grep matches initial and second but not third
 650         # author matches only initial and third
 651         git log --author="A U Thor" --grep=s --grep=l --format=%s >actual &&
 652         {
 653                 echo initial
 654         } >expect &&
 655         test_cmp expect actual
 656 '
 657
 658 test_expect_success 'log ---all-match -grep --author --author still takes union of authors and intersects with grep' '
 659         # grep matches only initial and third
 660         # author matches all but second
 661         git log --all-match --author="Thor" --author="Night" --grep=i --format=%s >actual &&
 662         {
 663             echo third && echo initial
 664         } >expect &&
 665         test_cmp expect actual
 666 '
 667
 668 test_expect_success 'log --grep --author --author takes union of authors and intersects with grep' '
 669         # grep matches only initial and third
 670         # author matches all but second
 671         git log --author="Thor" --author="Night" --grep=i --format=%s >actual &&
 672         {
 673             echo third && echo initial
 674         } >expect &&
 675         test_cmp expect actual
 676 '
 677
 678 test_expect_success 'log --all-match --grep --grep --author takes intersection' '
 679         # grep matches only third
 680         # author matches only initial and third
 681         git log --all-match --author="A U Thor" --grep=i --grep=r --format=%s >actual &&
 682         {
 683                 echo third
 684         } >expect &&
 685         test_cmp expect actual
 686 '
 687
 688 test_expect_success 'log --author does not search in timestamp' '
 689         : >expect &&
 690         git log --author="$GIT_AUTHOR_DATE" >actual &&
 691         test_cmp expect actual
 692 '
 693
 694 test_expect_success 'log --committer does not search in timestamp' '
 695         : >expect &&
 696         git log --committer="$GIT_COMMITTER_DATE" >actual &&
 697         test_cmp expect actual
 698 '
 699
 700 test_expect_success 'grep with CE_VALID file' '
 701         git update-index --assume-unchanged t/t &&
 702         rm t/t &&
 703         test "$(git grep test)" = "t/t:test" &&
 704         git update-index --no-assume-unchanged t/t &&
 705         git checkout t/t
 706 '
 707
 708 cat >expected <<EOF
 709 hello.c=#include <stdio.h>
 710 hello.c:        return 0;
 711 EOF
 712
 713 test_expect_success 'grep -p with userdiff' '
 714         git config diff.custom.funcname "^#" &&
 715         echo "hello.c diff=custom" >.gitattributes &&
 716         git grep -p return >actual &&
 717         test_cmp expected actual
 718 '
 719
 720 cat >expected <<EOF
 721 hello.c=int main(int argc, const char **argv)
 722 hello.c:        return 0;
 723 EOF
 724
 725 test_expect_success 'grep -p' '
 726         rm -f .gitattributes &&
 727         git grep -p return >actual &&
 728         test_cmp expected actual
 729 '
 730
 731 cat >expected <<EOF
 732 hello.c-#include <stdio.h>
 733 hello.c-
 734 hello.c=int main(int argc, const char **argv)
 735 hello.c-{
 736 hello.c-        printf("Hello world.\n");
 737 hello.c:        return 0;
 738 EOF
 739
 740 test_expect_success 'grep -p -B5' '
 741         git grep -p -B5 return >actual &&
 742         test_cmp expected actual
 743 '
 744
 745 cat >expected <<EOF
 746 hello.c=int main(int argc, const char **argv)
 747 hello.c-{
 748 hello.c-        printf("Hello world.\n");
 749 hello.c:        return 0;
 750 hello.c-        /* char ?? */
 751 hello.c-}
 752 EOF
 753
 754 test_expect_success 'grep -W' '
 755         git grep -W return >actual &&
 756         test_cmp expected actual
 757 '
 758
 759 cat >expected <<EOF
 760 hello.c-#include <assert.h>
 761 hello.c:#include <stdio.h>
 762 EOF
 763
 764 test_expect_success 'grep -W shows no trailing empty lines' '
 765         git grep -W stdio >actual &&
 766         test_cmp expected actual
 767 '
 768
 769 cat >expected <<EOF
 770 hello.c=        printf("Hello world.\n");
 771 hello.c:        return 0;
 772 hello.c-        /* char ?? */
 773 EOF
 774
 775 test_expect_success 'grep -W with userdiff' '
 776         test_when_finished "rm -f .gitattributes" &&
 777         git config diff.custom.xfuncname "(printf.*|})$" &&
 778         echo "hello.c diff=custom" >.gitattributes &&
 779         git grep -W return >actual &&
 780         test_cmp expected actual
 781 '
 782
 783 for threads in $(test_seq 0 10)
 784 do
 785         test_expect_success "grep --threads=$threads & -c grep.threads=$threads" "
 786                 git grep --threads=$threads . >actual.$threads &&
 787                 if test $threads -ge 1
 788                 then
 789                         test_cmp actual.\$(($threads - 1)) actual.$threads
 790                 fi &&
 791                 git -c grep.threads=$threads grep . >actual.$threads &&
 792                 if test $threads -ge 1
 793                 then
 794                         test_cmp actual.\$(($threads - 1)) actual.$threads
 795                 fi
 796         "
 797 done
 798
 799 test_expect_success !PTHREADS,C_LOCALE_OUTPUT 'grep --threads=N or pack.threads=N warns when no pthreads' '
 800         git grep --threads=2 Hello hello_world 2>err &&
 801         grep ^warning: err >warnings &&
 802         test_line_count = 1 warnings &&
 803         grep -F "no threads support, ignoring --threads" err &&
 804         git -c grep.threads=2 grep Hello hello_world 2>err &&
 805         grep ^warning: err >warnings &&
 806         test_line_count = 1 warnings &&
 807         grep -F "no threads support, ignoring grep.threads" err &&
 808         git -c grep.threads=2 grep --threads=4 Hello hello_world 2>err &&
 809         grep ^warning: err >warnings &&
 810         test_line_count = 2 warnings &&
 811         grep -F "no threads support, ignoring --threads" err &&
 812         grep -F "no threads support, ignoring grep.threads" err &&
 813         git -c grep.threads=0 grep --threads=0 Hello hello_world 2>err &&
 814         test_line_count = 0 err
 815 '
 816
 817 test_expect_success 'grep from a subdirectory to search wider area (1)' '
 818         mkdir -p s &&
 819         (
 820                 cd s && git grep "x x x" ..
 821         )
 822 '
 823
 824 test_expect_success 'grep from a subdirectory to search wider area (2)' '
 825         mkdir -p s &&
 826         (
 827                 cd s || exit 1
 828                 ( git grep xxyyzz .. >out ; echo $? >status )
 829                 ! test -s out &&
 830                 test 1 = $(cat status)
 831         )
 832 '
 833
 834 cat >expected <<EOF
 835 hello.c:int main(int argc, const char **argv)
 836 EOF
 837
 838 test_expect_success 'grep -Fi' '
 839         git grep -Fi "CHAR *" >actual &&
 840         test_cmp expected actual
 841 '
 842
 843 test_expect_success 'outside of git repository' '
 844         rm -fr non &&
 845         mkdir -p non/git/sub &&
 846         echo hello >non/git/file1 &&
 847         echo world >non/git/sub/file2 &&
 848         {
 849                 echo file1:hello &&
 850                 echo sub/file2:world
 851         } >non/expect.full &&
 852         echo file2:world >non/expect.sub &&
 853         (
 854                 GIT_CEILING_DIRECTORIES="$(pwd)/non" &&
 855                 export GIT_CEILING_DIRECTORIES &&
 856                 cd non/git &&
 857                 test_must_fail git grep o &&
 858                 git grep --no-index o >../actual.full &&
 859                 test_cmp ../expect.full ../actual.full &&
 860                 cd sub &&
 861                 test_must_fail git grep o &&
 862                 git grep --no-index o >../../actual.sub &&
 863                 test_cmp ../../expect.sub ../../actual.sub
 864         ) &&
 865
 866         echo ".*o*" >non/git/.gitignore &&
 867         (
 868                 GIT_CEILING_DIRECTORIES="$(pwd)/non" &&
 869                 export GIT_CEILING_DIRECTORIES &&
 870                 cd non/git &&
 871                 test_must_fail git grep o &&
 872                 git grep --no-index --exclude-standard o >../actual.full &&
 873                 test_cmp ../expect.full ../actual.full &&
 874
 875                 {
 876                         echo ".gitignore:.*o*" &&
 877                         cat ../expect.full
 878                 } >../expect.with.ignored &&
 879                 git grep --no-index --no-exclude o >../actual.full &&
 880                 test_cmp ../expect.with.ignored ../actual.full
 881         )
 882 '
 883
 884 test_expect_success 'outside of git repository with fallbackToNoIndex' '
 885         rm -fr non &&
 886         mkdir -p non/git/sub &&
 887         echo hello >non/git/file1 &&
 888         echo world >non/git/sub/file2 &&
 889         cat <<-\EOF >non/expect.full &&
 890         file1:hello
 891         sub/file2:world
 892         EOF
 893         echo file2:world >non/expect.sub &&
 894         (
 895                 GIT_CEILING_DIRECTORIES="$(pwd)/non" &&
 896                 export GIT_CEILING_DIRECTORIES &&
 897                 cd non/git &&
 898                 test_must_fail git -c grep.fallbackToNoIndex=false grep o &&
 899                 git -c grep.fallbackToNoIndex=true grep o >../actual.full &&
 900                 test_cmp ../expect.full ../actual.full &&
 901                 cd sub &&
 902                 test_must_fail git -c grep.fallbackToNoIndex=false grep o &&
 903                 git -c grep.fallbackToNoIndex=true grep o >../../actual.sub &&
 904                 test_cmp ../../expect.sub ../../actual.sub
 905         ) &&
 906
 907         echo ".*o*" >non/git/.gitignore &&
 908         (
 909                 GIT_CEILING_DIRECTORIES="$(pwd)/non" &&
 910                 export GIT_CEILING_DIRECTORIES &&
 911                 cd non/git &&
 912                 test_must_fail git -c grep.fallbackToNoIndex=false grep o &&
 913                 git -c grep.fallbackToNoIndex=true grep --exclude-standard o >../actual.full &&
 914                 test_cmp ../expect.full ../actual.full &&
 915
 916                 {
 917                         echo ".gitignore:.*o*" &&
 918                         cat ../expect.full
 919                 } >../expect.with.ignored &&
 920                 git -c grep.fallbackToNoIndex grep --no-exclude o >../actual.full &&
 921                 test_cmp ../expect.with.ignored ../actual.full
 922         )
 923 '
 924
 925 test_expect_success 'inside git repository but with --no-index' '
 926         rm -fr is &&
 927         mkdir -p is/git/sub &&
 928         echo hello >is/git/file1 &&
 929         echo world >is/git/sub/file2 &&
 930         echo ".*o*" >is/git/.gitignore &&
 931         {
 932                 echo file1:hello &&
 933                 echo sub/file2:world
 934         } >is/expect.unignored &&
 935         {
 936                 echo ".gitignore:.*o*" &&
 937                 cat is/expect.unignored
 938         } >is/expect.full &&
 939         : >is/expect.empty &&
 940         echo file2:world >is/expect.sub &&
 941         (
 942                 cd is/git &&
 943                 git init &&
 944                 test_must_fail git grep o >../actual.full &&
 945                 test_cmp ../expect.empty ../actual.full &&
 946
 947                 git grep --untracked o >../actual.unignored &&
 948                 test_cmp ../expect.unignored ../actual.unignored &&
 949
 950                 git grep --no-index o >../actual.full &&
 951                 test_cmp ../expect.full ../actual.full &&
 952
 953                 git grep --no-index --exclude-standard o >../actual.unignored &&
 954                 test_cmp ../expect.unignored ../actual.unignored &&
 955
 956                 cd sub &&
 957                 test_must_fail git grep o >../../actual.sub &&
 958                 test_cmp ../../expect.empty ../../actual.sub &&
 959
 960                 git grep --no-index o >../../actual.sub &&
 961                 test_cmp ../../expect.sub ../../actual.sub &&
 962
 963                 git grep --untracked o >../../actual.sub &&
 964                 test_cmp ../../expect.sub ../../actual.sub
 965         )
 966 '
 967
 968 test_expect_success 'grep --no-index descends into repos, but not .git' '
 969         rm -fr non &&
 970         mkdir -p non/git &&
 971         (
 972                 GIT_CEILING_DIRECTORIES="$(pwd)/non" &&
 973                 export GIT_CEILING_DIRECTORIES &&
 974                 cd non/git &&
 975
 976                 echo magic >file &&
 977                 git init repo &&
 978                 (
 979                         cd repo &&
 980                         echo magic >file &&
 981                         git add file &&
 982                         git commit -m foo &&
 983                         echo magic >.git/file
 984                 ) &&
 985
 986                 cat >expect <<-\EOF &&
 987                 file
 988                 repo/file
 989                 EOF
 990                 git grep -l --no-index magic >actual &&
 991                 test_cmp expect actual
 992         )
 993 '
 994
 995 test_expect_success 'setup double-dash tests' '
 996 cat >double-dash <<EOF &&
 997 --
 998 ->
 999 other
1000 EOF
1001 git add double-dash
1002 '
1003
1004 cat >expected <<EOF
1005 double-dash:->
1006 EOF
1007 test_expect_success 'grep -- pattern' '
1008         git grep -- "->" >actual &&
1009         test_cmp expected actual
1010 '
1011 test_expect_success 'grep -- pattern -- pathspec' '
1012         git grep -- "->" -- double-dash >actual &&
1013         test_cmp expected actual
1014 '
1015 test_expect_success 'grep -e pattern -- path' '
1016         git grep -e "->" -- double-dash >actual &&
1017         test_cmp expected actual
1018 '
1019
1020 cat >expected <<EOF
1021 double-dash:--
1022 EOF
1023 test_expect_success 'grep -e -- -- path' '
1024         git grep -e -- -- double-dash >actual &&
1025         test_cmp expected actual
1026 '
1027
1028 test_expect_success 'dashdash disambiguates rev as rev' '
1029         test_when_finished "rm -f master" &&
1030         echo content >master &&
1031         echo master:hello.c >expect &&
1032         git grep -l o master -- hello.c >actual &&
1033         test_cmp expect actual
1034 '
1035
1036 test_expect_success 'dashdash disambiguates pathspec as pathspec' '
1037         test_when_finished "git rm -f master" &&
1038         echo content >master &&
1039         git add master &&
1040         echo master:content >expect &&
1041         git grep o -- master >actual &&
1042         test_cmp expect actual
1043 '
1044
1045 test_expect_success 'report bogus arg without dashdash' '
1046         test_must_fail git grep o does-not-exist
1047 '
1048
1049 test_expect_success 'report bogus rev with dashdash' '
1050         test_must_fail git grep o hello.c --
1051 '
1052
1053 test_expect_success 'allow non-existent path with dashdash' '
1054         # We need a real match so grep exits with success.
1055         tree=$(git ls-tree HEAD |
1056                sed s/hello.c/not-in-working-tree/ |
1057                git mktree) &&
1058         git grep o "$tree" -- not-in-working-tree
1059 '
1060
1061 test_expect_success 'grep --no-index pattern -- path' '
1062         rm -fr non &&
1063         mkdir -p non/git &&
1064         (
1065                 GIT_CEILING_DIRECTORIES="$(pwd)/non" &&
1066                 export GIT_CEILING_DIRECTORIES &&
1067                 cd non/git &&
1068                 echo hello >hello &&
1069                 echo goodbye >goodbye &&
1070                 echo hello:hello >expect &&
1071                 git grep --no-index o -- hello >actual &&
1072                 test_cmp expect actual
1073         )
1074 '
1075
1076 test_expect_success 'grep --no-index complains of revs' '
1077         test_must_fail git grep --no-index o master -- 2>err &&
1078         test_i18ngrep "cannot be used with revs" err
1079 '
1080
1081 test_expect_success 'grep --no-index prefers paths to revs' '
1082         test_when_finished "rm -f master" &&
1083         echo content >master &&
1084         echo master:content >expect &&
1085         git grep --no-index o master >actual &&
1086         test_cmp expect actual
1087 '
1088
1089 test_expect_success 'grep --no-index does not "diagnose" revs' '
1090         test_must_fail git grep --no-index o :1:hello.c 2>err &&
1091         test_i18ngrep ! -i "did you mean" err
1092 '
1093
1094 cat >expected <<EOF
1095 hello.c:int main(int argc, const char **argv)
1096 hello.c:        printf("Hello world.\n");
1097 EOF
1098
1099 test_expect_success PCRE 'grep --perl-regexp pattern' '
1100         git grep --perl-regexp "\p{Ps}.*?\p{Pe}" hello.c >actual &&
1101         test_cmp expected actual
1102 '
1103
1104 test_expect_success !PCRE 'grep --perl-regexp pattern errors without PCRE' '
1105         test_must_fail git grep --perl-regexp "foo.*bar"
1106 '
1107
1108 test_expect_success PCRE 'grep -P pattern' '
1109         git grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
1110         test_cmp expected actual
1111 '
1112
1113 test_expect_success !PCRE 'grep -P pattern errors without PCRE' '
1114         test_must_fail git grep -P "foo.*bar"
1115 '
1116
1117 test_expect_success 'grep pattern with grep.extendedRegexp=true' '
1118         >empty &&
1119         test_must_fail git -c grep.extendedregexp=true \
1120                 grep "\p{Ps}.*?\p{Pe}" hello.c >actual &&
1121         test_cmp empty actual
1122 '
1123
1124 test_expect_success PCRE 'grep -P pattern with grep.extendedRegexp=true' '
1125         git -c grep.extendedregexp=true \
1126                 grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
1127         test_cmp expected actual
1128 '
1129
1130 test_expect_success PCRE 'grep -P -v pattern' '
1131         {
1132                 echo "ab:a+b*c"
1133                 echo "ab:a+bc"
1134         } >expected &&
1135         git grep -P -v "abc" ab >actual &&
1136         test_cmp expected actual
1137 '
1138
1139 test_expect_success PCRE 'grep -P -i pattern' '
1140         cat >expected <<-EOF &&
1141         hello.c:        printf("Hello world.\n");
1142         EOF
1143         git grep -P -i "PRINTF\([^\d]+\)" hello.c >actual &&
1144         test_cmp expected actual
1145 '
1146
1147 test_expect_success PCRE 'grep -P -w pattern' '
1148         {
1149                 echo "hello_world:Hello world"
1150                 echo "hello_world:HeLLo world"
1151         } >expected &&
1152         git grep -P -w "He((?i)ll)o" hello_world >actual &&
1153         test_cmp expected actual
1154 '
1155
1156 test_expect_success PCRE 'grep -P backreferences work (the PCRE NO_AUTO_CAPTURE flag is not set)' '
1157         git grep -P -h "(?P<one>.)(?P=one)" hello_world >actual &&
1158         test_cmp hello_world actual &&
1159         git grep -P -h "(.)\1" hello_world >actual &&
1160         test_cmp hello_world actual
1161 '
1162
1163 test_expect_success 'grep -G invalidpattern properly dies ' '
1164         test_must_fail git grep -G "a["
1165 '
1166
1167 test_expect_success 'grep invalidpattern properly dies with grep.patternType=basic' '
1168         test_must_fail git -c grep.patterntype=basic grep "a["
1169 '
1170
1171 test_expect_success 'grep -E invalidpattern properly dies ' '
1172         test_must_fail git grep -E "a["
1173 '
1174
1175 test_expect_success 'grep invalidpattern properly dies with grep.patternType=extended' '
1176         test_must_fail git -c grep.patterntype=extended grep "a["
1177 '
1178
1179 test_expect_success PCRE 'grep -P invalidpattern properly dies ' '
1180         test_must_fail git grep -P "a["
1181 '
1182
1183 test_expect_success PCRE 'grep invalidpattern properly dies with grep.patternType=perl' '
1184         test_must_fail git -c grep.patterntype=perl grep "a["
1185 '
1186
1187 test_expect_success 'grep -G -E -F pattern' '
1188         echo "ab:a+b*c" >expected &&
1189         git grep -G -E -F "a+b*c" ab >actual &&
1190         test_cmp expected actual
1191 '
1192
1193 test_expect_success 'grep pattern with grep.patternType=basic, =extended, =fixed' '
1194         echo "ab:a+b*c" >expected &&
1195         git \
1196                 -c grep.patterntype=basic \
1197                 -c grep.patterntype=extended \
1198                 -c grep.patterntype=fixed \
1199                 grep "a+b*c" ab >actual &&
1200         test_cmp expected actual
1201 '
1202
1203 test_expect_success 'grep -E -F -G pattern' '
1204         echo "ab:a+bc" >expected &&
1205         git grep -E -F -G "a+b*c" ab >actual &&
1206         test_cmp expected actual
1207 '
1208
1209 test_expect_success 'grep pattern with grep.patternType=extended, =fixed, =basic' '
1210         echo "ab:a+bc" >expected &&
1211         git \
1212                 -c grep.patterntype=extended \
1213                 -c grep.patterntype=fixed \
1214                 -c grep.patterntype=basic \
1215                 grep "a+b*c" ab >actual &&
1216         test_cmp expected actual
1217 '
1218
1219 test_expect_success 'grep -F -G -E pattern' '
1220         echo "ab:abc" >expected &&
1221         git grep -F -G -E "a+b*c" ab >actual &&
1222         test_cmp expected actual
1223 '
1224
1225 test_expect_success 'grep pattern with grep.patternType=fixed, =basic, =extended' '
1226         echo "ab:abc" >expected &&
1227         git \
1228                 -c grep.patterntype=fixed \
1229                 -c grep.patterntype=basic \
1230                 -c grep.patterntype=extended \
1231                 grep "a+b*c" ab >actual &&
1232         test_cmp expected actual
1233 '
1234
1235 test_expect_success 'grep -G -F -P -E pattern' '
1236         echo "d0:d" >expected &&
1237         git grep -G -F -P -E "[\d]" d0 >actual &&
1238         test_cmp expected actual
1239 '
1240
1241 test_expect_success 'grep pattern with grep.patternType=fixed, =basic, =perl, =extended' '
1242         echo "d0:d" >expected &&
1243         git \
1244                 -c grep.patterntype=fixed \
1245                 -c grep.patterntype=basic \
1246                 -c grep.patterntype=perl \
1247                 -c grep.patterntype=extended \
1248                 grep "[\d]" d0 >actual &&
1249         test_cmp expected actual
1250 '
1251
1252 test_expect_success PCRE 'grep -G -F -E -P pattern' '
1253         echo "d0:0" >expected &&
1254         git grep -G -F -E -P "[\d]" d0 >actual &&
1255         test_cmp expected actual
1256 '
1257
1258 test_expect_success PCRE 'grep pattern with grep.patternType=fixed, =basic, =extended, =perl' '
1259         echo "d0:0" >expected &&
1260         git \
1261                 -c grep.patterntype=fixed \
1262                 -c grep.patterntype=basic \
1263                 -c grep.patterntype=extended \
1264                 -c grep.patterntype=perl \
1265                 grep "[\d]" d0 >actual &&
1266         test_cmp expected actual
1267 '
1268
1269 test_expect_success PCRE 'grep -P pattern with grep.patternType=fixed' '
1270         echo "ab:a+b*c" >expected &&
1271         git \
1272                 -c grep.patterntype=fixed \
1273                 grep -P "a\x{2b}b\x{2a}c" ab >actual &&
1274         test_cmp expected actual
1275 '
1276
1277 test_expect_success 'grep -F pattern with grep.patternType=basic' '
1278         echo "ab:a+b*c" >expected &&
1279         git \
1280                 -c grep.patterntype=basic \
1281                 grep -F "*c" ab >actual &&
1282         test_cmp expected actual
1283 '
1284
1285 test_expect_success 'grep -G pattern with grep.patternType=fixed' '
1286         {
1287                 echo "ab:a+b*c"
1288                 echo "ab:a+bc"
1289         } >expected &&
1290         git \
1291                 -c grep.patterntype=fixed \
1292                 grep -G "a+b" ab >actual &&
1293         test_cmp expected actual
1294 '
1295
1296 test_expect_success 'grep -E pattern with grep.patternType=fixed' '
1297         {
1298                 echo "ab:a+b*c"
1299                 echo "ab:a+bc"
1300                 echo "ab:abc"
1301         } >expected &&
1302         git \
1303                 -c grep.patterntype=fixed \
1304                 grep -E "a+" ab >actual &&
1305         test_cmp expected actual
1306 '
1307
1308 cat >expected <<EOF
1309 hello.c<RED>:<RESET>int main(int argc, const char **argv)
1310 hello.c<RED>-<RESET>{
1311 <RED>--<RESET>
1312 hello.c<RED>:<RESET>    /* char ?? */
1313 hello.c<RED>-<RESET>}
1314 <RED>--<RESET>
1315 hello_world<RED>:<RESET>Hello_world
1316 hello_world<RED>-<RESET>HeLLo_world
1317 EOF
1318
1319 test_expect_success 'grep --color, separator' '
1320         test_config color.grep.context          normal &&
1321         test_config color.grep.filename         normal &&
1322         test_config color.grep.function         normal &&
1323         test_config color.grep.linenumber       normal &&
1324         test_config color.grep.match            normal &&
1325         test_config color.grep.selected         normal &&
1326         test_config color.grep.separator        red &&
1327
1328         git grep --color=always -A1 -e char -e lo_w hello.c hello_world |
1329         test_decode_color >actual &&
1330         test_cmp expected actual
1331 '
1332
1333 cat >expected <<EOF
1334 hello.c:int main(int argc, const char **argv)
1335 hello.c:        /* char ?? */
1336
1337 hello_world:Hello_world
1338 EOF
1339
1340 test_expect_success 'grep --break' '
1341         git grep --break -e char -e lo_w hello.c hello_world >actual &&
1342         test_cmp expected actual
1343 '
1344
1345 cat >expected <<EOF
1346 hello.c:int main(int argc, const char **argv)
1347 hello.c-{
1348 --
1349 hello.c:        /* char ?? */
1350 hello.c-}
1351
1352 hello_world:Hello_world
1353 hello_world-HeLLo_world
1354 EOF
1355
1356 test_expect_success 'grep --break with context' '
1357         git grep --break -A1 -e char -e lo_w hello.c hello_world >actual &&
1358         test_cmp expected actual
1359 '
1360
1361 cat >expected <<EOF
1362 hello.c
1363 int main(int argc, const char **argv)
1364         /* char ?? */
1365 hello_world
1366 Hello_world
1367 EOF
1368
1369 test_expect_success 'grep --heading' '
1370         git grep --heading -e char -e lo_w hello.c hello_world >actual &&
1371         test_cmp expected actual
1372 '
1373
1374 cat >expected <<EOF
1375 <BOLD;GREEN>hello.c<RESET>
1376 4:int main(int argc, const <BLACK;BYELLOW>char<RESET> **argv)
1377 8:      /* <BLACK;BYELLOW>char<RESET> ?? */
1378
1379 <BOLD;GREEN>hello_world<RESET>
1380 3:Hel<BLACK;BYELLOW>lo_w<RESET>orld
1381 EOF
1382
1383 test_expect_success 'mimic ack-grep --group' '
1384         test_config color.grep.context          normal &&
1385         test_config color.grep.filename         "bold green" &&
1386         test_config color.grep.function         normal &&
1387         test_config color.grep.linenumber       normal &&
1388         test_config color.grep.match            "black yellow" &&
1389         test_config color.grep.selected         normal &&
1390         test_config color.grep.separator        normal &&
1391
1392         git grep --break --heading -n --color \
1393                 -e char -e lo_w hello.c hello_world |
1394         test_decode_color >actual &&
1395         test_cmp expected actual
1396 '
1397
1398 cat >expected <<EOF
1399 space: line with leading space1
1400 space: line with leading space2
1401 space: line with leading space3
1402 EOF
1403
1404 test_expect_success PCRE 'grep -E "^ "' '
1405         git grep -E "^ " space >actual &&
1406         test_cmp expected actual
1407 '
1408
1409 test_expect_success PCRE 'grep -P "^ "' '
1410         git grep -P "^ " space >actual &&
1411         test_cmp expected actual
1412 '
1413
1414 cat >expected <<EOF
1415 space-line without leading space1
1416 space: line <RED>with <RESET>leading space1
1417 space: line <RED>with <RESET>leading <RED>space2<RESET>
1418 space: line <RED>with <RESET>leading space3
1419 space:line without leading <RED>space2<RESET>
1420 EOF
1421
1422 test_expect_success 'grep --color -e A -e B with context' '
1423         test_config color.grep.context          normal &&
1424         test_config color.grep.filename         normal &&
1425         test_config color.grep.function         normal &&
1426         test_config color.grep.linenumber       normal &&
1427         test_config color.grep.matchContext     normal &&
1428         test_config color.grep.matchSelected    red &&
1429         test_config color.grep.selected         normal &&
1430         test_config color.grep.separator        normal &&
1431
1432         git grep --color=always -C2 -e "with " -e space2  space |
1433         test_decode_color >actual &&
1434         test_cmp expected actual
1435 '
1436
1437 cat >expected <<EOF
1438 space-line without leading space1
1439 space- line with leading space1
1440 space: line <RED>with <RESET>leading <RED>space2<RESET>
1441 space- line with leading space3
1442 space-line without leading space2
1443 EOF
1444
1445 test_expect_success 'grep --color -e A --and -e B with context' '
1446         test_config color.grep.context          normal &&
1447         test_config color.grep.filename         normal &&
1448         test_config color.grep.function         normal &&
1449         test_config color.grep.linenumber       normal &&
1450         test_config color.grep.matchContext     normal &&
1451         test_config color.grep.matchSelected    red &&
1452         test_config color.grep.selected         normal &&
1453         test_config color.grep.separator        normal &&
1454
1455         git grep --color=always -C2 -e "with " --and -e space2  space |
1456         test_decode_color >actual &&
1457         test_cmp expected actual
1458 '
1459
1460 cat >expected <<EOF
1461 space-line without leading space1
1462 space: line <RED>with <RESET>leading space1
1463 space- line with leading space2
1464 space: line <RED>with <RESET>leading space3
1465 space-line without leading space2
1466 EOF
1467
1468 test_expect_success 'grep --color -e A --and --not -e B with context' '
1469         test_config color.grep.context          normal &&
1470         test_config color.grep.filename         normal &&
1471         test_config color.grep.function         normal &&
1472         test_config color.grep.linenumber       normal &&
1473         test_config color.grep.matchContext     normal &&
1474         test_config color.grep.matchSelected    red &&
1475         test_config color.grep.selected         normal &&
1476         test_config color.grep.separator        normal &&
1477
1478         git grep --color=always -C2 -e "with " --and --not -e space2  space |
1479         test_decode_color >actual &&
1480         test_cmp expected actual
1481 '
1482
1483 cat >expected <<EOF
1484 hello.c-
1485 hello.c=int main(int argc, const char **argv)
1486 hello.c-{
1487 hello.c:        pr<RED>int<RESET>f("<RED>Hello<RESET> world.\n");
1488 hello.c-        return 0;
1489 hello.c-        /* char ?? */
1490 hello.c-}
1491 EOF
1492
1493 test_expect_success 'grep --color -e A --and -e B -p with context' '
1494         test_config color.grep.context          normal &&
1495         test_config color.grep.filename         normal &&
1496         test_config color.grep.function         normal &&
1497         test_config color.grep.linenumber       normal &&
1498         test_config color.grep.matchContext     normal &&
1499         test_config color.grep.matchSelected    red &&
1500         test_config color.grep.selected         normal &&
1501         test_config color.grep.separator        normal &&
1502
1503         git grep --color=always -p -C3 -e int --and -e Hello --no-index hello.c |
1504         test_decode_color >actual &&
1505         test_cmp expected actual
1506 '
1507
1508 test_expect_success 'grep can find things only in the work tree' '
1509         : >work-tree-only &&
1510         git add work-tree-only &&
1511         test_when_finished "git rm -f work-tree-only" &&
1512         echo "find in work tree" >work-tree-only &&
1513         git grep --quiet "find in work tree" &&
1514         test_must_fail git grep --quiet --cached "find in work tree" &&
1515         test_must_fail git grep --quiet "find in work tree" HEAD
1516 '
1517
1518 test_expect_success 'grep can find things only in the work tree (i-t-a)' '
1519         echo "intend to add this" >intend-to-add &&
1520         git add -N intend-to-add &&
1521         test_when_finished "git rm -f intend-to-add" &&
1522         git grep --quiet "intend to add this" &&
1523         test_must_fail git grep --quiet --cached "intend to add this" &&
1524         test_must_fail git grep --quiet "intend to add this" HEAD
1525 '
1526
1527 test_expect_success 'grep does not search work tree with assume unchanged' '
1528         echo "intend to add this" >intend-to-add &&
1529         git add -N intend-to-add &&
1530         git update-index --assume-unchanged intend-to-add &&
1531         test_when_finished "git rm -f intend-to-add" &&
1532         test_must_fail git grep --quiet "intend to add this" &&
1533         test_must_fail git grep --quiet --cached "intend to add this" &&
1534         test_must_fail git grep --quiet "intend to add this" HEAD
1535 '
1536
1537 test_expect_success 'grep can find things only in the index' '
1538         echo "only in the index" >cache-this &&
1539         git add cache-this &&
1540         rm cache-this &&
1541         test_when_finished "git rm --cached cache-this" &&
1542         test_must_fail git grep --quiet "only in the index" &&
1543         git grep --quiet --cached "only in the index" &&
1544         test_must_fail git grep --quiet "only in the index" HEAD
1545 '
1546
1547 test_expect_success 'grep does not report i-t-a with -L --cached' '
1548         echo "intend to add this" >intend-to-add &&
1549         git add -N intend-to-add &&
1550         test_when_finished "git rm -f intend-to-add" &&
1551         git ls-files | grep -v "^intend-to-add\$" >expected &&
1552         git grep -L --cached "nonexistent_string" >actual &&
1553         test_cmp expected actual
1554 '
1555
1556 test_expect_success 'grep does not report i-t-a and assume unchanged with -L' '
1557         echo "intend to add this" >intend-to-add-assume-unchanged &&
1558         git add -N intend-to-add-assume-unchanged &&
1559         test_when_finished "git rm -f intend-to-add-assume-unchanged" &&
1560         git update-index --assume-unchanged intend-to-add-assume-unchanged &&
1561         git ls-files | grep -v "^intend-to-add-assume-unchanged\$" >expected &&
1562         git grep -L "nonexistent_string" >actual &&
1563         test_cmp expected actual
1564 '
1565
1566 test_done