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 with multiple --grep uses union' '
 550         git log --grep=i --grep=r --format=%s >actual &&
 551         {
 552                 echo fourth && echo third && echo initial
 553         } >expect &&
 554         test_cmp expect actual
 555 '
 556
 557 test_expect_success 'log --all-match with multiple --grep uses intersection' '
 558         git log --all-match --grep=i --grep=r --format=%s >actual &&
 559         {
 560                 echo third
 561         } >expect &&
 562         test_cmp expect actual
 563 '
 564
 565 test_expect_success 'log with multiple --author uses union' '
 566         git log --author="Thor" --author="Aster" --format=%s >actual &&
 567         {
 568             echo third && echo second && echo initial
 569         } >expect &&
 570         test_cmp expect actual
 571 '
 572
 573 test_expect_success 'log --all-match with multiple --author still uses union' '
 574         git log --all-match --author="Thor" --author="Aster" --format=%s >actual &&
 575         {
 576             echo third && echo second && echo initial
 577         } >expect &&
 578         test_cmp expect actual
 579 '
 580
 581 test_expect_success 'log --grep --author uses intersection' '
 582         # grep matches only third and fourth
 583         # author matches only initial and third
 584         git log --author="A U Thor" --grep=r --format=%s >actual &&
 585         {
 586                 echo third
 587         } >expect &&
 588         test_cmp expect actual
 589 '
 590
 591 test_expect_success 'log --grep --grep --author takes union of greps and intersects with author' '
 592         # grep matches initial and second but not third
 593         # author matches only initial and third
 594         git log --author="A U Thor" --grep=s --grep=l --format=%s >actual &&
 595         {
 596                 echo initial
 597         } >expect &&
 598         test_cmp expect actual
 599 '
 600
 601 test_expect_success 'log ---all-match -grep --author --author still takes union of authors and intersects with grep' '
 602         # grep matches only initial and third
 603         # author matches all but second
 604         git log --all-match --author="Thor" --author="Night" --grep=i --format=%s >actual &&
 605         {
 606             echo third && echo initial
 607         } >expect &&
 608         test_cmp expect actual
 609 '
 610
 611 test_expect_success 'log --grep --author --author takes union of authors and intersects with grep' '
 612         # grep matches only initial and third
 613         # author matches all but second
 614         git log --author="Thor" --author="Night" --grep=i --format=%s >actual &&
 615         {
 616             echo third && echo initial
 617         } >expect &&
 618         test_cmp expect actual
 619 '
 620
 621 test_expect_success 'log --all-match --grep --grep --author takes intersection' '
 622         # grep matches only third
 623         # author matches only initial and third
 624         git log --all-match --author="A U Thor" --grep=i --grep=r --format=%s >actual &&
 625         {
 626                 echo third
 627         } >expect &&
 628         test_cmp expect actual
 629 '
 630
 631 test_expect_success 'grep with CE_VALID file' '
 632         git update-index --assume-unchanged t/t &&
 633         rm t/t &&
 634         test "$(git grep test)" = "t/t:test" &&
 635         git update-index --no-assume-unchanged t/t &&
 636         git checkout t/t
 637 '
 638
 639 cat >expected <<EOF
 640 hello.c=#include <stdio.h>
 641 hello.c:        return 0;
 642 EOF
 643
 644 test_expect_success 'grep -p with userdiff' '
 645         git config diff.custom.funcname "^#" &&
 646         echo "hello.c diff=custom" >.gitattributes &&
 647         git grep -p return >actual &&
 648         test_cmp expected actual
 649 '
 650
 651 cat >expected <<EOF
 652 hello.c=int main(int argc, const char **argv)
 653 hello.c:        return 0;
 654 EOF
 655
 656 test_expect_success 'grep -p' '
 657         rm -f .gitattributes &&
 658         git grep -p return >actual &&
 659         test_cmp expected actual
 660 '
 661
 662 cat >expected <<EOF
 663 hello.c-#include <stdio.h>
 664 hello.c=int main(int argc, const char **argv)
 665 hello.c-{
 666 hello.c-        printf("Hello world.\n");
 667 hello.c:        return 0;
 668 EOF
 669
 670 test_expect_success 'grep -p -B5' '
 671         git grep -p -B5 return >actual &&
 672         test_cmp expected actual
 673 '
 674
 675 cat >expected <<EOF
 676 hello.c=int main(int argc, const char **argv)
 677 hello.c-{
 678 hello.c-        printf("Hello world.\n");
 679 hello.c:        return 0;
 680 hello.c-        /* char ?? */
 681 hello.c-}
 682 EOF
 683
 684 test_expect_success 'grep -W' '
 685         git grep -W return >actual &&
 686         test_cmp expected actual
 687 '
 688
 689 cat >expected <<EOF
 690 hello.c=        printf("Hello world.\n");
 691 hello.c:        return 0;
 692 hello.c-        /* char ?? */
 693 EOF
 694
 695 test_expect_success 'grep -W with userdiff' '
 696         test_when_finished "rm -f .gitattributes" &&
 697         git config diff.custom.xfuncname "(printf.*|})$" &&
 698         echo "hello.c diff=custom" >.gitattributes &&
 699         git grep -W return >actual &&
 700         test_cmp expected actual
 701 '
 702
 703 test_expect_success 'grep from a subdirectory to search wider area (1)' '
 704         mkdir -p s &&
 705         (
 706                 cd s && git grep "x x x" ..
 707         )
 708 '
 709
 710 test_expect_success 'grep from a subdirectory to search wider area (2)' '
 711         mkdir -p s &&
 712         (
 713                 cd s || exit 1
 714                 ( git grep xxyyzz .. >out ; echo $? >status )
 715                 ! test -s out &&
 716                 test 1 = $(cat status)
 717         )
 718 '
 719
 720 cat >expected <<EOF
 721 hello.c:int main(int argc, const char **argv)
 722 EOF
 723
 724 test_expect_success 'grep -Fi' '
 725         git grep -Fi "CHAR *" >actual &&
 726         test_cmp expected actual
 727 '
 728
 729 test_expect_success 'outside of git repository' '
 730         rm -fr non &&
 731         mkdir -p non/git/sub &&
 732         echo hello >non/git/file1 &&
 733         echo world >non/git/sub/file2 &&
 734         {
 735                 echo file1:hello &&
 736                 echo sub/file2:world
 737         } >non/expect.full &&
 738         echo file2:world >non/expect.sub &&
 739         (
 740                 GIT_CEILING_DIRECTORIES="$(pwd)/non/git" &&
 741                 export GIT_CEILING_DIRECTORIES &&
 742                 cd non/git &&
 743                 test_must_fail git grep o &&
 744                 git grep --no-index o >../actual.full &&
 745                 test_cmp ../expect.full ../actual.full
 746                 cd sub &&
 747                 test_must_fail git grep o &&
 748                 git grep --no-index o >../../actual.sub &&
 749                 test_cmp ../../expect.sub ../../actual.sub
 750         ) &&
 751
 752         echo ".*o*" >non/git/.gitignore &&
 753         (
 754                 GIT_CEILING_DIRECTORIES="$(pwd)/non/git" &&
 755                 export GIT_CEILING_DIRECTORIES &&
 756                 cd non/git &&
 757                 test_must_fail git grep o &&
 758                 git grep --no-index --exclude-standard o >../actual.full &&
 759                 test_cmp ../expect.full ../actual.full &&
 760
 761                 {
 762                         echo ".gitignore:.*o*"
 763                         cat ../expect.full
 764                 } >../expect.with.ignored &&
 765                 git grep --no-index --no-exclude o >../actual.full &&
 766                 test_cmp ../expect.with.ignored ../actual.full
 767         )
 768 '
 769
 770 test_expect_success 'inside git repository but with --no-index' '
 771         rm -fr is &&
 772         mkdir -p is/git/sub &&
 773         echo hello >is/git/file1 &&
 774         echo world >is/git/sub/file2 &&
 775         echo ".*o*" >is/git/.gitignore &&
 776         {
 777                 echo file1:hello &&
 778                 echo sub/file2:world
 779         } >is/expect.unignored &&
 780         {
 781                 echo ".gitignore:.*o*" &&
 782                 cat is/expect.unignored
 783         } >is/expect.full &&
 784         : >is/expect.empty &&
 785         echo file2:world >is/expect.sub &&
 786         (
 787                 cd is/git &&
 788                 git init &&
 789                 test_must_fail git grep o >../actual.full &&
 790                 test_cmp ../expect.empty ../actual.full &&
 791
 792                 git grep --untracked o >../actual.unignored &&
 793                 test_cmp ../expect.unignored ../actual.unignored &&
 794
 795                 git grep --no-index o >../actual.full &&
 796                 test_cmp ../expect.full ../actual.full &&
 797
 798                 git grep --no-index --exclude-standard o >../actual.unignored &&
 799                 test_cmp ../expect.unignored ../actual.unignored &&
 800
 801                 cd sub &&
 802                 test_must_fail git grep o >../../actual.sub &&
 803                 test_cmp ../../expect.empty ../../actual.sub &&
 804
 805                 git grep --no-index o >../../actual.sub &&
 806                 test_cmp ../../expect.sub ../../actual.sub &&
 807
 808                 git grep --untracked o >../../actual.sub &&
 809                 test_cmp ../../expect.sub ../../actual.sub
 810         )
 811 '
 812
 813 test_expect_success 'setup double-dash tests' '
 814 cat >double-dash <<EOF &&
 815 --
 816 ->
 817 other
 818 EOF
 819 git add double-dash
 820 '
 821
 822 cat >expected <<EOF
 823 double-dash:->
 824 EOF
 825 test_expect_success 'grep -- pattern' '
 826         git grep -- "->" >actual &&
 827         test_cmp expected actual
 828 '
 829 test_expect_success 'grep -- pattern -- pathspec' '
 830         git grep -- "->" -- double-dash >actual &&
 831         test_cmp expected actual
 832 '
 833 test_expect_success 'grep -e pattern -- path' '
 834         git grep -e "->" -- double-dash >actual &&
 835         test_cmp expected actual
 836 '
 837
 838 cat >expected <<EOF
 839 double-dash:--
 840 EOF
 841 test_expect_success 'grep -e -- -- path' '
 842         git grep -e -- -- double-dash >actual &&
 843         test_cmp expected actual
 844 '
 845
 846 cat >expected <<EOF
 847 hello.c:int main(int argc, const char **argv)
 848 hello.c:        printf("Hello world.\n");
 849 EOF
 850
 851 test_expect_success LIBPCRE 'grep --perl-regexp pattern' '
 852         git grep --perl-regexp "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 853         test_cmp expected actual
 854 '
 855
 856 test_expect_success LIBPCRE 'grep -P pattern' '
 857         git grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 858         test_cmp expected actual
 859 '
 860
 861 test_expect_success 'grep pattern with grep.extendedRegexp=true' '
 862         >empty &&
 863         test_must_fail git -c grep.extendedregexp=true \
 864                 grep "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 865         test_cmp empty actual
 866 '
 867
 868 test_expect_success LIBPCRE 'grep -P pattern with grep.extendedRegexp=true' '
 869         git -c grep.extendedregexp=true \
 870                 grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 871         test_cmp expected actual
 872 '
 873
 874 test_expect_success LIBPCRE 'grep -P -v pattern' '
 875         {
 876                 echo "ab:a+b*c"
 877                 echo "ab:a+bc"
 878         } >expected &&
 879         git grep -P -v "abc" ab >actual &&
 880         test_cmp expected actual
 881 '
 882
 883 test_expect_success LIBPCRE 'grep -P -i pattern' '
 884         cat >expected <<-EOF &&
 885         hello.c:        printf("Hello world.\n");
 886         EOF
 887         git grep -P -i "PRINTF\([^\d]+\)" hello.c >actual &&
 888         test_cmp expected actual
 889 '
 890
 891 test_expect_success LIBPCRE 'grep -P -w pattern' '
 892         {
 893                 echo "hello_world:Hello world"
 894                 echo "hello_world:HeLLo world"
 895         } >expected &&
 896         git grep -P -w "He((?i)ll)o" hello_world >actual &&
 897         test_cmp expected actual
 898 '
 899
 900 test_expect_success 'grep -G invalidpattern properly dies ' '
 901         test_must_fail git grep -G "a["
 902 '
 903
 904 test_expect_success 'grep invalidpattern properly dies with grep.patternType=basic' '
 905         test_must_fail git -c grep.patterntype=basic grep "a["
 906 '
 907
 908 test_expect_success 'grep -E invalidpattern properly dies ' '
 909         test_must_fail git grep -E "a["
 910 '
 911
 912 test_expect_success 'grep invalidpattern properly dies with grep.patternType=extended' '
 913         test_must_fail git -c grep.patterntype=extended grep "a["
 914 '
 915
 916 test_expect_success LIBPCRE 'grep -P invalidpattern properly dies ' '
 917         test_must_fail git grep -P "a["
 918 '
 919
 920 test_expect_success LIBPCRE 'grep invalidpattern properly dies with grep.patternType=perl' '
 921         test_must_fail git -c grep.patterntype=perl grep "a["
 922 '
 923
 924 test_expect_success 'grep -G -E -F pattern' '
 925         echo "ab:a+b*c" >expected &&
 926         git grep -G -E -F "a+b*c" ab >actual &&
 927         test_cmp expected actual
 928 '
 929
 930 test_expect_success 'grep pattern with grep.patternType=basic, =extended, =fixed' '
 931         echo "ab:a+b*c" >expected &&
 932         git \
 933                 -c grep.patterntype=basic \
 934                 -c grep.patterntype=extended \
 935                 -c grep.patterntype=fixed \
 936                 grep "a+b*c" ab >actual &&
 937         test_cmp expected actual
 938 '
 939
 940 test_expect_success 'grep -E -F -G pattern' '
 941         echo "ab:a+bc" >expected &&
 942         git grep -E -F -G "a+b*c" ab >actual &&
 943         test_cmp expected actual
 944 '
 945
 946 test_expect_success 'grep pattern with grep.patternType=extended, =fixed, =basic' '
 947         echo "ab:a+bc" >expected &&
 948         git \
 949                 -c grep.patterntype=extended \
 950                 -c grep.patterntype=fixed \
 951                 -c grep.patterntype=basic \
 952                 grep "a+b*c" ab >actual &&
 953         test_cmp expected actual
 954 '
 955
 956 test_expect_success 'grep -F -G -E pattern' '
 957         echo "ab:abc" >expected &&
 958         git grep -F -G -E "a+b*c" ab >actual &&
 959         test_cmp expected actual
 960 '
 961
 962 test_expect_success 'grep pattern with grep.patternType=fixed, =basic, =extended' '
 963         echo "ab:abc" >expected &&
 964         git \
 965                 -c grep.patterntype=fixed \
 966                 -c grep.patterntype=basic \
 967                 -c grep.patterntype=extended \
 968                 grep "a+b*c" ab >actual &&
 969         test_cmp expected actual
 970 '
 971
 972 test_expect_success 'grep -G -F -P -E pattern' '
 973         >empty &&
 974         test_must_fail git grep -G -F -P -E "a\x{2b}b\x{2a}c" ab >actual &&
 975         test_cmp empty actual
 976 '
 977
 978 test_expect_success 'grep pattern with grep.patternType=fixed, =basic, =perl, =extended' '
 979         >empty &&
 980         test_must_fail git \
 981                 -c grep.patterntype=fixed \
 982                 -c grep.patterntype=basic \
 983                 -c grep.patterntype=perl \
 984                 -c grep.patterntype=extended \
 985                 grep "a\x{2b}b\x{2a}c" ab >actual &&
 986         test_cmp empty actual
 987 '
 988
 989 test_expect_success LIBPCRE 'grep -G -F -E -P pattern' '
 990         echo "ab:a+b*c" >expected &&
 991         git grep -G -F -E -P "a\x{2b}b\x{2a}c" ab >actual &&
 992         test_cmp expected actual
 993 '
 994
 995 test_expect_success LIBPCRE 'grep pattern with grep.patternType=fixed, =basic, =extended, =perl' '
 996         echo "ab:a+b*c" >expected &&
 997         git \
 998                 -c grep.patterntype=fixed \
 999                 -c grep.patterntype=basic \
1000                 -c grep.patterntype=extended \
1001                 -c grep.patterntype=perl \
1002                 grep "a\x{2b}b\x{2a}c" ab >actual &&
1003         test_cmp expected actual
1004 '
1005
1006 test_expect_success LIBPCRE 'grep -P pattern with grep.patternType=fixed' '
1007         echo "ab:a+b*c" >expected &&
1008         git \
1009                 -c grep.patterntype=fixed \
1010                 grep -P "a\x{2b}b\x{2a}c" ab >actual &&
1011         test_cmp expected actual
1012 '
1013
1014 test_expect_success 'grep -F pattern with grep.patternType=basic' '
1015         echo "ab:a+b*c" >expected &&
1016         git \
1017                 -c grep.patterntype=basic \
1018                 grep -F "*c" ab >actual &&
1019         test_cmp expected actual
1020 '
1021
1022 test_expect_success 'grep -G pattern with grep.patternType=fixed' '
1023         {
1024                 echo "ab:a+b*c"
1025                 echo "ab:a+bc"
1026         } >expected &&
1027         git \
1028                 -c grep.patterntype=fixed \
1029                 grep -G "a+b" ab >actual &&
1030         test_cmp expected actual
1031 '
1032
1033 test_expect_success 'grep -E pattern with grep.patternType=fixed' '
1034         {
1035                 echo "ab:a+b*c"
1036                 echo "ab:a+bc"
1037                 echo "ab:abc"
1038         } >expected &&
1039         git \
1040                 -c grep.patterntype=fixed \
1041                 grep -E "a+" ab >actual &&
1042         test_cmp expected actual
1043 '
1044
1045 test_config() {
1046         git config "$1" "$2" &&
1047         test_when_finished "git config --unset $1"
1048 }
1049
1050 cat >expected <<EOF
1051 hello.c<RED>:<RESET>int main(int argc, const char **argv)
1052 hello.c<RED>-<RESET>{
1053 <RED>--<RESET>
1054 hello.c<RED>:<RESET>    /* char ?? */
1055 hello.c<RED>-<RESET>}
1056 <RED>--<RESET>
1057 hello_world<RED>:<RESET>Hello_world
1058 hello_world<RED>-<RESET>HeLLo_world
1059 EOF
1060
1061 test_expect_success 'grep --color, separator' '
1062         test_config color.grep.context          normal &&
1063         test_config color.grep.filename         normal &&
1064         test_config color.grep.function         normal &&
1065         test_config color.grep.linenumber       normal &&
1066         test_config color.grep.match            normal &&
1067         test_config color.grep.selected         normal &&
1068         test_config color.grep.separator        red &&
1069
1070         git grep --color=always -A1 -e char -e lo_w hello.c hello_world |
1071         test_decode_color >actual &&
1072         test_cmp expected actual
1073 '
1074
1075 cat >expected <<EOF
1076 hello.c:int main(int argc, const char **argv)
1077 hello.c:        /* char ?? */
1078
1079 hello_world:Hello_world
1080 EOF
1081
1082 test_expect_success 'grep --break' '
1083         git grep --break -e char -e lo_w hello.c hello_world >actual &&
1084         test_cmp expected actual
1085 '
1086
1087 cat >expected <<EOF
1088 hello.c:int main(int argc, const char **argv)
1089 hello.c-{
1090 --
1091 hello.c:        /* char ?? */
1092 hello.c-}
1093
1094 hello_world:Hello_world
1095 hello_world-HeLLo_world
1096 EOF
1097
1098 test_expect_success 'grep --break with context' '
1099         git grep --break -A1 -e char -e lo_w hello.c hello_world >actual &&
1100         test_cmp expected actual
1101 '
1102
1103 cat >expected <<EOF
1104 hello.c
1105 int main(int argc, const char **argv)
1106         /* char ?? */
1107 hello_world
1108 Hello_world
1109 EOF
1110
1111 test_expect_success 'grep --heading' '
1112         git grep --heading -e char -e lo_w hello.c hello_world >actual &&
1113         test_cmp expected actual
1114 '
1115
1116 cat >expected <<EOF
1117 <BOLD;GREEN>hello.c<RESET>
1118 2:int main(int argc, const <BLACK;BYELLOW>char<RESET> **argv)
1119 6:      /* <BLACK;BYELLOW>char<RESET> ?? */
1120
1121 <BOLD;GREEN>hello_world<RESET>
1122 3:Hel<BLACK;BYELLOW>lo_w<RESET>orld
1123 EOF
1124
1125 test_expect_success 'mimic ack-grep --group' '
1126         test_config color.grep.context          normal &&
1127         test_config color.grep.filename         "bold green" &&
1128         test_config color.grep.function         normal &&
1129         test_config color.grep.linenumber       normal &&
1130         test_config color.grep.match            "black yellow" &&
1131         test_config color.grep.selected         normal &&
1132         test_config color.grep.separator        normal &&
1133
1134         git grep --break --heading -n --color \
1135                 -e char -e lo_w hello.c hello_world |
1136         test_decode_color >actual &&
1137         test_cmp expected actual
1138 '
1139
1140 cat >expected <<EOF
1141 space: line with leading space1
1142 space: line with leading space2
1143 space: line with leading space3
1144 EOF
1145
1146 test_expect_success LIBPCRE 'grep -E "^ "' '
1147         git grep -E "^ " space >actual &&
1148         test_cmp expected actual
1149 '
1150
1151 test_expect_success LIBPCRE 'grep -P "^ "' '
1152         git grep -P "^ " space >actual &&
1153         test_cmp expected actual
1154 '
1155
1156 test_done