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 <stdio.h>
  13 int main(int argc, const char **argv)
  14 {
  15         printf("Hello world.\n");
  16         return 0;
  17         /* char ?? */
  18 }
  19 EOF
  20
  21 test_expect_success setup '
  22         {
  23                 echo foo mmap bar
  24                 echo foo_mmap bar
  25                 echo foo_mmap bar mmap
  26                 echo foo mmap bar_mmap
  27                 echo foo_mmap bar mmap baz
  28         } >file &&
  29         {
  30                 echo Hello world
  31                 echo HeLLo world
  32                 echo Hello_world
  33                 echo HeLLo_world
  34         } >hello_world &&
  35         {
  36                 echo "a+b*c"
  37                 echo "a+bc"
  38                 echo "abc"
  39         } >ab &&
  40         echo vvv >v &&
  41         echo ww w >w &&
  42         echo x x xx x >x &&
  43         echo y yy >y &&
  44         echo zzz > z &&
  45         mkdir t &&
  46         echo test >t/t &&
  47         echo vvv >t/v &&
  48         mkdir t/a &&
  49         echo vvv >t/a/v &&
  50         {
  51                 echo "line without leading space1"
  52                 echo " line with leading space1"
  53                 echo " line with leading space2"
  54                 echo " line with leading space3"
  55                 echo "line without leading space2"
  56         } >space &&
  57         git add . &&
  58         test_tick &&
  59         git commit -m initial
  60 '
  61
  62 test_expect_success 'grep should not segfault with a bad input' '
  63         test_must_fail git grep "("
  64 '
  65
  66 for H in HEAD ''
  67 do
  68         case "$H" in
  69         HEAD)   HC='HEAD:' L='HEAD' ;;
  70         '')     HC= L='in working tree' ;;
  71         esac
  72
  73         test_expect_success "grep -w $L" '
  74                 {
  75                         echo ${HC}file:1:foo mmap bar
  76                         echo ${HC}file:3:foo_mmap bar mmap
  77                         echo ${HC}file:4:foo mmap bar_mmap
  78                         echo ${HC}file:5:foo_mmap bar mmap baz
  79                 } >expected &&
  80                 git -c grep.linenumber=false grep -n -w -e mmap $H >actual &&
  81                 test_cmp expected actual
  82         '
  83
  84         test_expect_success "grep -w $L" '
  85                 {
  86                         echo ${HC}file:1:foo mmap bar
  87                         echo ${HC}file:3:foo_mmap bar mmap
  88                         echo ${HC}file:4:foo mmap bar_mmap
  89                         echo ${HC}file:5:foo_mmap bar mmap baz
  90                 } >expected &&
  91                 git -c grep.linenumber=true grep -w -e mmap $H >actual &&
  92                 test_cmp expected actual
  93         '
  94
  95         test_expect_success "grep -w $L" '
  96                 {
  97                         echo ${HC}file:foo mmap bar
  98                         echo ${HC}file:foo_mmap bar mmap
  99                         echo ${HC}file:foo mmap bar_mmap
 100                         echo ${HC}file:foo_mmap bar mmap baz
 101                 } >expected &&
 102                 git -c grep.linenumber=true grep --no-line-number -w -e mmap $H >actual &&
 103                 test_cmp expected actual
 104         '
 105
 106         test_expect_success "grep -w $L (w)" '
 107                 : >expected &&
 108                 test_must_fail git grep -n -w -e "^w" >actual &&
 109                 test_cmp expected actual
 110         '
 111
 112         test_expect_success "grep -w $L (x)" '
 113                 {
 114                         echo ${HC}x:1:x x xx x
 115                 } >expected &&
 116                 git grep -n -w -e "x xx* x" $H >actual &&
 117                 test_cmp expected actual
 118         '
 119
 120         test_expect_success "grep -w $L (y-1)" '
 121                 {
 122                         echo ${HC}y:1:y yy
 123                 } >expected &&
 124                 git grep -n -w -e "^y" $H >actual &&
 125                 test_cmp expected actual
 126         '
 127
 128         test_expect_success "grep -w $L (y-2)" '
 129                 : >expected &&
 130                 if git grep -n -w -e "^y y" $H >actual
 131                 then
 132                         echo should not have matched
 133                         cat actual
 134                         false
 135                 else
 136                         test_cmp expected actual
 137                 fi
 138         '
 139
 140         test_expect_success "grep -w $L (z)" '
 141                 : >expected &&
 142                 if git grep -n -w -e "^z" $H >actual
 143                 then
 144                         echo should not have matched
 145                         cat actual
 146                         false
 147                 else
 148                         test_cmp expected actual
 149                 fi
 150         '
 151
 152         test_expect_success "grep $L (t-1)" '
 153                 echo "${HC}t/t:1:test" >expected &&
 154                 git grep -n -e test $H >actual &&
 155                 test_cmp expected actual
 156         '
 157
 158         test_expect_success "grep $L (t-2)" '
 159                 echo "${HC}t:1:test" >expected &&
 160                 (
 161                         cd t &&
 162                         git grep -n -e test $H
 163                 ) >actual &&
 164                 test_cmp expected actual
 165         '
 166
 167         test_expect_success "grep $L (t-3)" '
 168                 echo "${HC}t/t:1:test" >expected &&
 169                 (
 170                         cd t &&
 171                         git grep --full-name -n -e test $H
 172                 ) >actual &&
 173                 test_cmp expected actual
 174         '
 175
 176         test_expect_success "grep -c $L (no /dev/null)" '
 177                 ! git grep -c test $H | grep /dev/null
 178         '
 179
 180         test_expect_success "grep --max-depth -1 $L" '
 181                 {
 182                         echo ${HC}t/a/v:1:vvv
 183                         echo ${HC}t/v:1:vvv
 184                         echo ${HC}v:1:vvv
 185                 } >expected &&
 186                 git grep --max-depth -1 -n -e vvv $H >actual &&
 187                 test_cmp expected actual
 188         '
 189
 190         test_expect_success "grep --max-depth 0 $L" '
 191                 {
 192                         echo ${HC}v:1:vvv
 193                 } >expected &&
 194                 git grep --max-depth 0 -n -e vvv $H >actual &&
 195                 test_cmp expected actual
 196         '
 197
 198         test_expect_success "grep --max-depth 0 -- '*' $L" '
 199                 {
 200                         echo ${HC}t/a/v:1:vvv
 201                         echo ${HC}t/v:1:vvv
 202                         echo ${HC}v:1:vvv
 203                 } >expected &&
 204                 git grep --max-depth 0 -n -e vvv $H -- "*" >actual &&
 205                 test_cmp expected actual
 206         '
 207
 208         test_expect_success "grep --max-depth 1 $L" '
 209                 {
 210                         echo ${HC}t/v:1:vvv
 211                         echo ${HC}v:1:vvv
 212                 } >expected &&
 213                 git grep --max-depth 1 -n -e vvv $H >actual &&
 214                 test_cmp expected actual
 215         '
 216
 217         test_expect_success "grep --max-depth 0 -- t $L" '
 218                 {
 219                         echo ${HC}t/v:1:vvv
 220                 } >expected &&
 221                 git grep --max-depth 0 -n -e vvv $H -- t >actual &&
 222                 test_cmp expected actual
 223         '
 224
 225         test_expect_success "grep --max-depth 0 -- . t $L" '
 226                 {
 227                         echo ${HC}t/v:1:vvv
 228                         echo ${HC}v:1:vvv
 229                 } >expected &&
 230                 git grep --max-depth 0 -n -e vvv $H -- . t >actual &&
 231                 test_cmp expected actual
 232         '
 233
 234         test_expect_success "grep --max-depth 0 -- t . $L" '
 235                 {
 236                         echo ${HC}t/v:1:vvv
 237                         echo ${HC}v:1:vvv
 238                 } >expected &&
 239                 git grep --max-depth 0 -n -e vvv $H -- t . >actual &&
 240                 test_cmp expected actual
 241         '
 242         test_expect_success "grep $L with grep.extendedRegexp=false" '
 243                 echo "ab:a+bc" >expected &&
 244                 git -c grep.extendedRegexp=false grep "a+b*c" ab >actual &&
 245                 test_cmp expected actual
 246         '
 247
 248         test_expect_success "grep $L with grep.extendedRegexp=true" '
 249                 echo "ab:abc" >expected &&
 250                 git -c grep.extendedRegexp=true grep "a+b*c" ab >actual &&
 251                 test_cmp expected actual
 252         '
 253
 254         test_expect_success "grep $L with grep.patterntype=basic" '
 255                 echo "ab:a+bc" >expected &&
 256                 git -c grep.patterntype=basic grep "a+b*c" ab >actual &&
 257                 test_cmp expected actual
 258         '
 259
 260         test_expect_success "grep $L with grep.patterntype=extended" '
 261                 echo "ab:abc" >expected &&
 262                 git -c grep.patterntype=extended grep "a+b*c" ab >actual &&
 263                 test_cmp expected actual
 264         '
 265
 266         test_expect_success "grep $L with grep.patterntype=fixed" '
 267                 echo "ab:a+b*c" >expected &&
 268                 git -c grep.patterntype=fixed grep "a+b*c" ab >actual &&
 269                 test_cmp expected actual
 270         '
 271
 272         test_expect_success LIBPCRE "grep $L with grep.patterntype=perl" '
 273                 echo "ab:a+b*c" >expected &&
 274                 git -c grep.patterntype=perl grep "a\x{2b}b\x{2a}c" ab >actual &&
 275                 test_cmp expected actual
 276         '
 277
 278         test_expect_success "grep $L with grep.patternType=default and grep.extendedRegexp=true" '
 279                 echo "ab:abc" >expected &&
 280                 git \
 281                         -c grep.patternType=default \
 282                         -c grep.extendedRegexp=true \
 283                         grep "a+b*c" ab >actual &&
 284                 test_cmp expected actual
 285         '
 286
 287         test_expect_success "grep $L with grep.extendedRegexp=true and grep.patternType=default" '
 288                 echo "ab:abc" >expected &&
 289                 git \
 290                         -c grep.extendedRegexp=true \
 291                         -c grep.patternType=default \
 292                         grep "a+b*c" ab >actual &&
 293                 test_cmp expected actual
 294         '
 295
 296         test_expect_success 'grep $L with grep.patternType=extended and grep.extendedRegexp=false' '
 297                 echo "ab:abc" >expected &&
 298                 git \
 299                         -c grep.patternType=extended \
 300                         -c grep.extendedRegexp=false \
 301                         grep "a+b*c" ab >actual &&
 302                 test_cmp expected actual
 303         '
 304
 305         test_expect_success 'grep $L with grep.patternType=basic and grep.extendedRegexp=true' '
 306                 echo "ab:a+bc" >expected &&
 307                 git \
 308                         -c grep.patternType=basic \
 309                         -c grep.extendedRegexp=true \
 310                         grep "a+b*c" ab >actual &&
 311                 test_cmp expected actual
 312         '
 313
 314         test_expect_success 'grep $L with grep.extendedRegexp=false and grep.patternType=extended' '
 315                 echo "ab:abc" >expected &&
 316                 git \
 317                         -c grep.extendedRegexp=false \
 318                         -c grep.patternType=extended \
 319                         grep "a+b*c" ab >actual &&
 320                 test_cmp expected actual
 321         '
 322
 323         test_expect_success 'grep $L with grep.extendedRegexp=true and grep.patternType=basic' '
 324                 echo "ab:a+bc" >expected &&
 325                 git \
 326                         -c grep.extendedRegexp=true \
 327                         -c grep.patternType=basic \
 328                         grep "a+b*c" ab >actual &&
 329                 test_cmp expected actual
 330         '
 331 done
 332
 333 cat >expected <<EOF
 334 file
 335 EOF
 336 test_expect_success 'grep -l -C' '
 337         git grep -l -C1 foo >actual &&
 338         test_cmp expected actual
 339 '
 340
 341 cat >expected <<EOF
 342 file:5
 343 EOF
 344 test_expect_success 'grep -l -C' '
 345         git grep -c -C1 foo >actual &&
 346         test_cmp expected actual
 347 '
 348
 349 test_expect_success 'grep -L -C' '
 350         git ls-files >expected &&
 351         git grep -L -C1 nonexistent_string >actual &&
 352         test_cmp expected actual
 353 '
 354
 355 cat >expected <<EOF
 356 file:foo mmap bar_mmap
 357 EOF
 358
 359 test_expect_success 'grep -e A --and -e B' '
 360         git grep -e "foo mmap" --and -e bar_mmap >actual &&
 361         test_cmp expected actual
 362 '
 363
 364 cat >expected <<EOF
 365 file:foo_mmap bar mmap
 366 file:foo_mmap bar mmap baz
 367 EOF
 368
 369
 370 test_expect_success 'grep ( -e A --or -e B ) --and -e B' '
 371         git grep \( -e foo_ --or -e baz \) \
 372                 --and -e " mmap" >actual &&
 373         test_cmp expected actual
 374 '
 375
 376 cat >expected <<EOF
 377 file:foo mmap bar
 378 EOF
 379
 380 test_expect_success 'grep -e A --and --not -e B' '
 381         git grep -e "foo mmap" --and --not -e bar_mmap >actual &&
 382         test_cmp expected actual
 383 '
 384
 385 test_expect_success 'grep should ignore GREP_OPTIONS' '
 386         GREP_OPTIONS=-v git grep " mmap bar\$" >actual &&
 387         test_cmp expected actual
 388 '
 389
 390 test_expect_success 'grep -f, non-existent file' '
 391         test_must_fail git grep -f patterns
 392 '
 393
 394 cat >expected <<EOF
 395 file:foo mmap bar
 396 file:foo_mmap bar
 397 file:foo_mmap bar mmap
 398 file:foo mmap bar_mmap
 399 file:foo_mmap bar mmap baz
 400 EOF
 401
 402 cat >pattern <<EOF
 403 mmap
 404 EOF
 405
 406 test_expect_success 'grep -f, one pattern' '
 407         git grep -f pattern >actual &&
 408         test_cmp expected actual
 409 '
 410
 411 cat >expected <<EOF
 412 file:foo mmap bar
 413 file:foo_mmap bar
 414 file:foo_mmap bar mmap
 415 file:foo mmap bar_mmap
 416 file:foo_mmap bar mmap baz
 417 t/a/v:vvv
 418 t/v:vvv
 419 v:vvv
 420 EOF
 421
 422 cat >patterns <<EOF
 423 mmap
 424 vvv
 425 EOF
 426
 427 test_expect_success 'grep -f, multiple patterns' '
 428         git grep -f patterns >actual &&
 429         test_cmp expected actual
 430 '
 431
 432 test_expect_success 'grep, multiple patterns' '
 433         git grep "$(cat patterns)" >actual &&
 434         test_cmp expected actual
 435 '
 436
 437 cat >expected <<EOF
 438 file:foo mmap bar
 439 file:foo_mmap bar
 440 file:foo_mmap bar mmap
 441 file:foo mmap bar_mmap
 442 file:foo_mmap bar mmap baz
 443 t/a/v:vvv
 444 t/v:vvv
 445 v:vvv
 446 EOF
 447
 448 cat >patterns <<EOF
 449
 450 mmap
 451
 452 vvv
 453
 454 EOF
 455
 456 test_expect_success 'grep -f, ignore empty lines' '
 457         git grep -f patterns >actual &&
 458         test_cmp expected actual
 459 '
 460
 461 test_expect_success 'grep -f, ignore empty lines, read patterns from stdin' '
 462         git grep -f - <patterns >actual &&
 463         test_cmp expected actual
 464 '
 465
 466 cat >expected <<EOF
 467 y:y yy
 468 --
 469 z:zzz
 470 EOF
 471
 472 test_expect_success 'grep -q, silently report matches' '
 473         >empty &&
 474         git grep -q mmap >actual &&
 475         test_cmp empty actual &&
 476         test_must_fail git grep -q qfwfq >actual &&
 477         test_cmp empty actual
 478 '
 479
 480 test_expect_success 'grep -C1 hunk mark between files' '
 481         git grep -C1 "^[yz]" >actual &&
 482         test_cmp expected actual
 483 '
 484
 485 test_expect_success 'log grep setup' '
 486         echo a >>file &&
 487         test_tick &&
 488         GIT_AUTHOR_NAME="With * Asterisk" \
 489         GIT_AUTHOR_EMAIL="xyzzy@frotz.com" \
 490         git commit -a -m "second" &&
 491
 492         echo a >>file &&
 493         test_tick &&
 494         git commit -a -m "third" &&
 495
 496         echo a >>file &&
 497         test_tick &&
 498         GIT_AUTHOR_NAME="Night Fall" \
 499         GIT_AUTHOR_EMAIL="nitfol@frobozz.com" \
 500         git commit -a -m "fourth"
 501 '
 502
 503 test_expect_success 'log grep (1)' '
 504         git log --author=author --pretty=tformat:%s >actual &&
 505         {
 506                 echo third && echo initial
 507         } >expect &&
 508         test_cmp expect actual
 509 '
 510
 511 test_expect_success 'log grep (2)' '
 512         git log --author=" * " -F --pretty=tformat:%s >actual &&
 513         {
 514                 echo second
 515         } >expect &&
 516         test_cmp expect actual
 517 '
 518
 519 test_expect_success 'log grep (3)' '
 520         git log --author="^A U" --pretty=tformat:%s >actual &&
 521         {
 522                 echo third && echo initial
 523         } >expect &&
 524         test_cmp expect actual
 525 '
 526
 527 test_expect_success 'log grep (4)' '
 528         git log --author="frotz\.com>$" --pretty=tformat:%s >actual &&
 529         {
 530                 echo second
 531         } >expect &&
 532         test_cmp expect actual
 533 '
 534
 535 test_expect_success 'log grep (5)' '
 536         git log --author=Thor -F --pretty=tformat:%s >actual &&
 537         {
 538                 echo third && echo initial
 539         } >expect &&
 540         test_cmp expect actual
 541 '
 542
 543 test_expect_success 'log grep (6)' '
 544         git log --author=-0700  --pretty=tformat:%s >actual &&
 545         >expect &&
 546         test_cmp expect actual
 547 '
 548
 549 test_expect_success 'log grep (7)' '
 550         git log -g --grep-reflog="commit: third" --pretty=tformat:%s >actual &&
 551         echo third >expect &&
 552         test_cmp expect actual
 553 '
 554
 555 test_expect_success 'log grep (8)' '
 556         git log -g --grep-reflog="commit: third" --grep-reflog="commit: second" --pretty=tformat:%s >actual &&
 557         {
 558                 echo third && echo second
 559         } >expect &&
 560         test_cmp expect actual
 561 '
 562
 563 test_expect_success 'log grep (9)' '
 564         git log -g --grep-reflog="commit: third" --author="Thor" --pretty=tformat:%s >actual &&
 565         echo third >expect &&
 566         test_cmp expect actual
 567 '
 568
 569 test_expect_success 'log grep (9)' '
 570         git log -g --grep-reflog="commit: third" --author="non-existant" --pretty=tformat:%s >actual &&
 571         : >expect &&
 572         test_cmp expect actual
 573 '
 574
 575 test_expect_success 'log with multiple --grep uses union' '
 576         git log --grep=i --grep=r --format=%s >actual &&
 577         {
 578                 echo fourth && echo third && echo initial
 579         } >expect &&
 580         test_cmp expect actual
 581 '
 582
 583 test_expect_success 'log --all-match with multiple --grep uses intersection' '
 584         git log --all-match --grep=i --grep=r --format=%s >actual &&
 585         {
 586                 echo third
 587         } >expect &&
 588         test_cmp expect actual
 589 '
 590
 591 test_expect_success 'log with multiple --author uses union' '
 592         git log --author="Thor" --author="Aster" --format=%s >actual &&
 593         {
 594             echo third && echo second && echo initial
 595         } >expect &&
 596         test_cmp expect actual
 597 '
 598
 599 test_expect_success 'log --all-match with multiple --author still uses union' '
 600         git log --all-match --author="Thor" --author="Aster" --format=%s >actual &&
 601         {
 602             echo third && echo second && echo initial
 603         } >expect &&
 604         test_cmp expect actual
 605 '
 606
 607 test_expect_success 'log --grep --author uses intersection' '
 608         # grep matches only third and fourth
 609         # author matches only initial and third
 610         git log --author="A U Thor" --grep=r --format=%s >actual &&
 611         {
 612                 echo third
 613         } >expect &&
 614         test_cmp expect actual
 615 '
 616
 617 test_expect_success 'log --grep --grep --author takes union of greps and intersects with author' '
 618         # grep matches initial and second but not third
 619         # author matches only initial and third
 620         git log --author="A U Thor" --grep=s --grep=l --format=%s >actual &&
 621         {
 622                 echo initial
 623         } >expect &&
 624         test_cmp expect actual
 625 '
 626
 627 test_expect_success 'log ---all-match -grep --author --author still takes union of authors and intersects with grep' '
 628         # grep matches only initial and third
 629         # author matches all but second
 630         git log --all-match --author="Thor" --author="Night" --grep=i --format=%s >actual &&
 631         {
 632             echo third && echo initial
 633         } >expect &&
 634         test_cmp expect actual
 635 '
 636
 637 test_expect_success 'log --grep --author --author takes union of authors and intersects with grep' '
 638         # grep matches only initial and third
 639         # author matches all but second
 640         git log --author="Thor" --author="Night" --grep=i --format=%s >actual &&
 641         {
 642             echo third && echo initial
 643         } >expect &&
 644         test_cmp expect actual
 645 '
 646
 647 test_expect_success 'log --all-match --grep --grep --author takes intersection' '
 648         # grep matches only third
 649         # author matches only initial and third
 650         git log --all-match --author="A U Thor" --grep=i --grep=r --format=%s >actual &&
 651         {
 652                 echo third
 653         } >expect &&
 654         test_cmp expect actual
 655 '
 656
 657 test_expect_success 'log --author does not search in timestamp' '
 658         : >expect &&
 659         git log --author="$GIT_AUTHOR_DATE" >actual &&
 660         test_cmp expect actual
 661 '
 662
 663 test_expect_success 'log --committer does not search in timestamp' '
 664         : >expect &&
 665         git log --committer="$GIT_COMMITTER_DATE" >actual &&
 666         test_cmp expect actual
 667 '
 668
 669 test_expect_success 'grep with CE_VALID file' '
 670         git update-index --assume-unchanged t/t &&
 671         rm t/t &&
 672         test "$(git grep test)" = "t/t:test" &&
 673         git update-index --no-assume-unchanged t/t &&
 674         git checkout t/t
 675 '
 676
 677 cat >expected <<EOF
 678 hello.c=#include <stdio.h>
 679 hello.c:        return 0;
 680 EOF
 681
 682 test_expect_success 'grep -p with userdiff' '
 683         git config diff.custom.funcname "^#" &&
 684         echo "hello.c diff=custom" >.gitattributes &&
 685         git grep -p return >actual &&
 686         test_cmp expected actual
 687 '
 688
 689 cat >expected <<EOF
 690 hello.c=int main(int argc, const char **argv)
 691 hello.c:        return 0;
 692 EOF
 693
 694 test_expect_success 'grep -p' '
 695         rm -f .gitattributes &&
 696         git grep -p return >actual &&
 697         test_cmp expected actual
 698 '
 699
 700 cat >expected <<EOF
 701 hello.c-#include <stdio.h>
 702 hello.c=int main(int argc, const char **argv)
 703 hello.c-{
 704 hello.c-        printf("Hello world.\n");
 705 hello.c:        return 0;
 706 EOF
 707
 708 test_expect_success 'grep -p -B5' '
 709         git grep -p -B5 return >actual &&
 710         test_cmp expected actual
 711 '
 712
 713 cat >expected <<EOF
 714 hello.c=int main(int argc, const char **argv)
 715 hello.c-{
 716 hello.c-        printf("Hello world.\n");
 717 hello.c:        return 0;
 718 hello.c-        /* char ?? */
 719 hello.c-}
 720 EOF
 721
 722 test_expect_success 'grep -W' '
 723         git grep -W return >actual &&
 724         test_cmp expected actual
 725 '
 726
 727 cat >expected <<EOF
 728 hello.c=        printf("Hello world.\n");
 729 hello.c:        return 0;
 730 hello.c-        /* char ?? */
 731 EOF
 732
 733 test_expect_success 'grep -W with userdiff' '
 734         test_when_finished "rm -f .gitattributes" &&
 735         git config diff.custom.xfuncname "(printf.*|})$" &&
 736         echo "hello.c diff=custom" >.gitattributes &&
 737         git grep -W return >actual &&
 738         test_cmp expected actual
 739 '
 740
 741 test_expect_success 'grep from a subdirectory to search wider area (1)' '
 742         mkdir -p s &&
 743         (
 744                 cd s && git grep "x x x" ..
 745         )
 746 '
 747
 748 test_expect_success 'grep from a subdirectory to search wider area (2)' '
 749         mkdir -p s &&
 750         (
 751                 cd s || exit 1
 752                 ( git grep xxyyzz .. >out ; echo $? >status )
 753                 ! test -s out &&
 754                 test 1 = $(cat status)
 755         )
 756 '
 757
 758 cat >expected <<EOF
 759 hello.c:int main(int argc, const char **argv)
 760 EOF
 761
 762 test_expect_success 'grep -Fi' '
 763         git grep -Fi "CHAR *" >actual &&
 764         test_cmp expected actual
 765 '
 766
 767 test_expect_success 'outside of git repository' '
 768         rm -fr non &&
 769         mkdir -p non/git/sub &&
 770         echo hello >non/git/file1 &&
 771         echo world >non/git/sub/file2 &&
 772         {
 773                 echo file1:hello &&
 774                 echo sub/file2:world
 775         } >non/expect.full &&
 776         echo file2:world >non/expect.sub &&
 777         (
 778                 GIT_CEILING_DIRECTORIES="$(pwd)/non/git" &&
 779                 export GIT_CEILING_DIRECTORIES &&
 780                 cd non/git &&
 781                 test_must_fail git grep o &&
 782                 git grep --no-index o >../actual.full &&
 783                 test_cmp ../expect.full ../actual.full
 784                 cd sub &&
 785                 test_must_fail git grep o &&
 786                 git grep --no-index o >../../actual.sub &&
 787                 test_cmp ../../expect.sub ../../actual.sub
 788         ) &&
 789
 790         echo ".*o*" >non/git/.gitignore &&
 791         (
 792                 GIT_CEILING_DIRECTORIES="$(pwd)/non/git" &&
 793                 export GIT_CEILING_DIRECTORIES &&
 794                 cd non/git &&
 795                 test_must_fail git grep o &&
 796                 git grep --no-index --exclude-standard o >../actual.full &&
 797                 test_cmp ../expect.full ../actual.full &&
 798
 799                 {
 800                         echo ".gitignore:.*o*"
 801                         cat ../expect.full
 802                 } >../expect.with.ignored &&
 803                 git grep --no-index --no-exclude o >../actual.full &&
 804                 test_cmp ../expect.with.ignored ../actual.full
 805         )
 806 '
 807
 808 test_expect_success 'inside git repository but with --no-index' '
 809         rm -fr is &&
 810         mkdir -p is/git/sub &&
 811         echo hello >is/git/file1 &&
 812         echo world >is/git/sub/file2 &&
 813         echo ".*o*" >is/git/.gitignore &&
 814         {
 815                 echo file1:hello &&
 816                 echo sub/file2:world
 817         } >is/expect.unignored &&
 818         {
 819                 echo ".gitignore:.*o*" &&
 820                 cat is/expect.unignored
 821         } >is/expect.full &&
 822         : >is/expect.empty &&
 823         echo file2:world >is/expect.sub &&
 824         (
 825                 cd is/git &&
 826                 git init &&
 827                 test_must_fail git grep o >../actual.full &&
 828                 test_cmp ../expect.empty ../actual.full &&
 829
 830                 git grep --untracked o >../actual.unignored &&
 831                 test_cmp ../expect.unignored ../actual.unignored &&
 832
 833                 git grep --no-index o >../actual.full &&
 834                 test_cmp ../expect.full ../actual.full &&
 835
 836                 git grep --no-index --exclude-standard o >../actual.unignored &&
 837                 test_cmp ../expect.unignored ../actual.unignored &&
 838
 839                 cd sub &&
 840                 test_must_fail git grep o >../../actual.sub &&
 841                 test_cmp ../../expect.empty ../../actual.sub &&
 842
 843                 git grep --no-index o >../../actual.sub &&
 844                 test_cmp ../../expect.sub ../../actual.sub &&
 845
 846                 git grep --untracked o >../../actual.sub &&
 847                 test_cmp ../../expect.sub ../../actual.sub
 848         )
 849 '
 850
 851 test_expect_success 'setup double-dash tests' '
 852 cat >double-dash <<EOF &&
 853 --
 854 ->
 855 other
 856 EOF
 857 git add double-dash
 858 '
 859
 860 cat >expected <<EOF
 861 double-dash:->
 862 EOF
 863 test_expect_success 'grep -- pattern' '
 864         git grep -- "->" >actual &&
 865         test_cmp expected actual
 866 '
 867 test_expect_success 'grep -- pattern -- pathspec' '
 868         git grep -- "->" -- double-dash >actual &&
 869         test_cmp expected actual
 870 '
 871 test_expect_success 'grep -e pattern -- path' '
 872         git grep -e "->" -- double-dash >actual &&
 873         test_cmp expected actual
 874 '
 875
 876 cat >expected <<EOF
 877 double-dash:--
 878 EOF
 879 test_expect_success 'grep -e -- -- path' '
 880         git grep -e -- -- double-dash >actual &&
 881         test_cmp expected actual
 882 '
 883
 884 cat >expected <<EOF
 885 hello.c:int main(int argc, const char **argv)
 886 hello.c:        printf("Hello world.\n");
 887 EOF
 888
 889 test_expect_success LIBPCRE 'grep --perl-regexp pattern' '
 890         git grep --perl-regexp "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 891         test_cmp expected actual
 892 '
 893
 894 test_expect_success LIBPCRE 'grep -P pattern' '
 895         git grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 896         test_cmp expected actual
 897 '
 898
 899 test_expect_success 'grep pattern with grep.extendedRegexp=true' '
 900         >empty &&
 901         test_must_fail git -c grep.extendedregexp=true \
 902                 grep "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 903         test_cmp empty actual
 904 '
 905
 906 test_expect_success LIBPCRE 'grep -P pattern with grep.extendedRegexp=true' '
 907         git -c grep.extendedregexp=true \
 908                 grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 909         test_cmp expected actual
 910 '
 911
 912 test_expect_success LIBPCRE 'grep -P -v pattern' '
 913         {
 914                 echo "ab:a+b*c"
 915                 echo "ab:a+bc"
 916         } >expected &&
 917         git grep -P -v "abc" ab >actual &&
 918         test_cmp expected actual
 919 '
 920
 921 test_expect_success LIBPCRE 'grep -P -i pattern' '
 922         cat >expected <<-EOF &&
 923         hello.c:        printf("Hello world.\n");
 924         EOF
 925         git grep -P -i "PRINTF\([^\d]+\)" hello.c >actual &&
 926         test_cmp expected actual
 927 '
 928
 929 test_expect_success LIBPCRE 'grep -P -w pattern' '
 930         {
 931                 echo "hello_world:Hello world"
 932                 echo "hello_world:HeLLo world"
 933         } >expected &&
 934         git grep -P -w "He((?i)ll)o" hello_world >actual &&
 935         test_cmp expected actual
 936 '
 937
 938 test_expect_success 'grep -G invalidpattern properly dies ' '
 939         test_must_fail git grep -G "a["
 940 '
 941
 942 test_expect_success 'grep invalidpattern properly dies with grep.patternType=basic' '
 943         test_must_fail git -c grep.patterntype=basic grep "a["
 944 '
 945
 946 test_expect_success 'grep -E invalidpattern properly dies ' '
 947         test_must_fail git grep -E "a["
 948 '
 949
 950 test_expect_success 'grep invalidpattern properly dies with grep.patternType=extended' '
 951         test_must_fail git -c grep.patterntype=extended grep "a["
 952 '
 953
 954 test_expect_success LIBPCRE 'grep -P invalidpattern properly dies ' '
 955         test_must_fail git grep -P "a["
 956 '
 957
 958 test_expect_success LIBPCRE 'grep invalidpattern properly dies with grep.patternType=perl' '
 959         test_must_fail git -c grep.patterntype=perl grep "a["
 960 '
 961
 962 test_expect_success 'grep -G -E -F pattern' '
 963         echo "ab:a+b*c" >expected &&
 964         git grep -G -E -F "a+b*c" ab >actual &&
 965         test_cmp expected actual
 966 '
 967
 968 test_expect_success 'grep pattern with grep.patternType=basic, =extended, =fixed' '
 969         echo "ab:a+b*c" >expected &&
 970         git \
 971                 -c grep.patterntype=basic \
 972                 -c grep.patterntype=extended \
 973                 -c grep.patterntype=fixed \
 974                 grep "a+b*c" ab >actual &&
 975         test_cmp expected actual
 976 '
 977
 978 test_expect_success 'grep -E -F -G pattern' '
 979         echo "ab:a+bc" >expected &&
 980         git grep -E -F -G "a+b*c" ab >actual &&
 981         test_cmp expected actual
 982 '
 983
 984 test_expect_success 'grep pattern with grep.patternType=extended, =fixed, =basic' '
 985         echo "ab:a+bc" >expected &&
 986         git \
 987                 -c grep.patterntype=extended \
 988                 -c grep.patterntype=fixed \
 989                 -c grep.patterntype=basic \
 990                 grep "a+b*c" ab >actual &&
 991         test_cmp expected actual
 992 '
 993
 994 test_expect_success 'grep -F -G -E pattern' '
 995         echo "ab:abc" >expected &&
 996         git grep -F -G -E "a+b*c" ab >actual &&
 997         test_cmp expected actual
 998 '
 999
1000 test_expect_success 'grep pattern with grep.patternType=fixed, =basic, =extended' '
1001         echo "ab:abc" >expected &&
1002         git \
1003                 -c grep.patterntype=fixed \
1004                 -c grep.patterntype=basic \
1005                 -c grep.patterntype=extended \
1006                 grep "a+b*c" ab >actual &&
1007         test_cmp expected actual
1008 '
1009
1010 test_expect_success 'grep -G -F -P -E pattern' '
1011         >empty &&
1012         test_must_fail git grep -G -F -P -E "a\x{2b}b\x{2a}c" ab >actual &&
1013         test_cmp empty actual
1014 '
1015
1016 test_expect_success 'grep pattern with grep.patternType=fixed, =basic, =perl, =extended' '
1017         >empty &&
1018         test_must_fail git \
1019                 -c grep.patterntype=fixed \
1020                 -c grep.patterntype=basic \
1021                 -c grep.patterntype=perl \
1022                 -c grep.patterntype=extended \
1023                 grep "a\x{2b}b\x{2a}c" ab >actual &&
1024         test_cmp empty actual
1025 '
1026
1027 test_expect_success LIBPCRE 'grep -G -F -E -P pattern' '
1028         echo "ab:a+b*c" >expected &&
1029         git grep -G -F -E -P "a\x{2b}b\x{2a}c" ab >actual &&
1030         test_cmp expected actual
1031 '
1032
1033 test_expect_success LIBPCRE 'grep pattern with grep.patternType=fixed, =basic, =extended, =perl' '
1034         echo "ab:a+b*c" >expected &&
1035         git \
1036                 -c grep.patterntype=fixed \
1037                 -c grep.patterntype=basic \
1038                 -c grep.patterntype=extended \
1039                 -c grep.patterntype=perl \
1040                 grep "a\x{2b}b\x{2a}c" ab >actual &&
1041         test_cmp expected actual
1042 '
1043
1044 test_expect_success LIBPCRE 'grep -P pattern with grep.patternType=fixed' '
1045         echo "ab:a+b*c" >expected &&
1046         git \
1047                 -c grep.patterntype=fixed \
1048                 grep -P "a\x{2b}b\x{2a}c" ab >actual &&
1049         test_cmp expected actual
1050 '
1051
1052 test_expect_success 'grep -F pattern with grep.patternType=basic' '
1053         echo "ab:a+b*c" >expected &&
1054         git \
1055                 -c grep.patterntype=basic \
1056                 grep -F "*c" ab >actual &&
1057         test_cmp expected actual
1058 '
1059
1060 test_expect_success 'grep -G pattern with grep.patternType=fixed' '
1061         {
1062                 echo "ab:a+b*c"
1063                 echo "ab:a+bc"
1064         } >expected &&
1065         git \
1066                 -c grep.patterntype=fixed \
1067                 grep -G "a+b" ab >actual &&
1068         test_cmp expected actual
1069 '
1070
1071 test_expect_success 'grep -E pattern with grep.patternType=fixed' '
1072         {
1073                 echo "ab:a+b*c"
1074                 echo "ab:a+bc"
1075                 echo "ab:abc"
1076         } >expected &&
1077         git \
1078                 -c grep.patterntype=fixed \
1079                 grep -E "a+" ab >actual &&
1080         test_cmp expected actual
1081 '
1082
1083 test_config() {
1084         git config "$1" "$2" &&
1085         test_when_finished "git config --unset $1"
1086 }
1087
1088 cat >expected <<EOF
1089 hello.c<RED>:<RESET>int main(int argc, const char **argv)
1090 hello.c<RED>-<RESET>{
1091 <RED>--<RESET>
1092 hello.c<RED>:<RESET>    /* char ?? */
1093 hello.c<RED>-<RESET>}
1094 <RED>--<RESET>
1095 hello_world<RED>:<RESET>Hello_world
1096 hello_world<RED>-<RESET>HeLLo_world
1097 EOF
1098
1099 test_expect_success 'grep --color, separator' '
1100         test_config color.grep.context          normal &&
1101         test_config color.grep.filename         normal &&
1102         test_config color.grep.function         normal &&
1103         test_config color.grep.linenumber       normal &&
1104         test_config color.grep.match            normal &&
1105         test_config color.grep.selected         normal &&
1106         test_config color.grep.separator        red &&
1107
1108         git grep --color=always -A1 -e char -e lo_w hello.c hello_world |
1109         test_decode_color >actual &&
1110         test_cmp expected actual
1111 '
1112
1113 cat >expected <<EOF
1114 hello.c:int main(int argc, const char **argv)
1115 hello.c:        /* char ?? */
1116
1117 hello_world:Hello_world
1118 EOF
1119
1120 test_expect_success 'grep --break' '
1121         git grep --break -e char -e lo_w hello.c hello_world >actual &&
1122         test_cmp expected actual
1123 '
1124
1125 cat >expected <<EOF
1126 hello.c:int main(int argc, const char **argv)
1127 hello.c-{
1128 --
1129 hello.c:        /* char ?? */
1130 hello.c-}
1131
1132 hello_world:Hello_world
1133 hello_world-HeLLo_world
1134 EOF
1135
1136 test_expect_success 'grep --break with context' '
1137         git grep --break -A1 -e char -e lo_w hello.c hello_world >actual &&
1138         test_cmp expected actual
1139 '
1140
1141 cat >expected <<EOF
1142 hello.c
1143 int main(int argc, const char **argv)
1144         /* char ?? */
1145 hello_world
1146 Hello_world
1147 EOF
1148
1149 test_expect_success 'grep --heading' '
1150         git grep --heading -e char -e lo_w hello.c hello_world >actual &&
1151         test_cmp expected actual
1152 '
1153
1154 cat >expected <<EOF
1155 <BOLD;GREEN>hello.c<RESET>
1156 2:int main(int argc, const <BLACK;BYELLOW>char<RESET> **argv)
1157 6:      /* <BLACK;BYELLOW>char<RESET> ?? */
1158
1159 <BOLD;GREEN>hello_world<RESET>
1160 3:Hel<BLACK;BYELLOW>lo_w<RESET>orld
1161 EOF
1162
1163 test_expect_success 'mimic ack-grep --group' '
1164         test_config color.grep.context          normal &&
1165         test_config color.grep.filename         "bold green" &&
1166         test_config color.grep.function         normal &&
1167         test_config color.grep.linenumber       normal &&
1168         test_config color.grep.match            "black yellow" &&
1169         test_config color.grep.selected         normal &&
1170         test_config color.grep.separator        normal &&
1171
1172         git grep --break --heading -n --color \
1173                 -e char -e lo_w hello.c hello_world |
1174         test_decode_color >actual &&
1175         test_cmp expected actual
1176 '
1177
1178 cat >expected <<EOF
1179 space: line with leading space1
1180 space: line with leading space2
1181 space: line with leading space3
1182 EOF
1183
1184 test_expect_success LIBPCRE 'grep -E "^ "' '
1185         git grep -E "^ " space >actual &&
1186         test_cmp expected actual
1187 '
1188
1189 test_expect_success LIBPCRE 'grep -P "^ "' '
1190         git grep -P "^ " space >actual &&
1191         test_cmp expected actual
1192 '
1193
1194 test_done