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 done
 254
 255 cat >expected <<EOF
 256 file
 257 EOF
 258 test_expect_success 'grep -l -C' '
 259         git grep -l -C1 foo >actual &&
 260         test_cmp expected actual
 261 '
 262
 263 cat >expected <<EOF
 264 file:5
 265 EOF
 266 test_expect_success 'grep -l -C' '
 267         git grep -c -C1 foo >actual &&
 268         test_cmp expected actual
 269 '
 270
 271 test_expect_success 'grep -L -C' '
 272         git ls-files >expected &&
 273         git grep -L -C1 nonexistent_string >actual &&
 274         test_cmp expected actual
 275 '
 276
 277 cat >expected <<EOF
 278 file:foo mmap bar_mmap
 279 EOF
 280
 281 test_expect_success 'grep -e A --and -e B' '
 282         git grep -e "foo mmap" --and -e bar_mmap >actual &&
 283         test_cmp expected actual
 284 '
 285
 286 cat >expected <<EOF
 287 file:foo_mmap bar mmap
 288 file:foo_mmap bar mmap baz
 289 EOF
 290
 291
 292 test_expect_success 'grep ( -e A --or -e B ) --and -e B' '
 293         git grep \( -e foo_ --or -e baz \) \
 294                 --and -e " mmap" >actual &&
 295         test_cmp expected actual
 296 '
 297
 298 cat >expected <<EOF
 299 file:foo mmap bar
 300 EOF
 301
 302 test_expect_success 'grep -e A --and --not -e B' '
 303         git grep -e "foo mmap" --and --not -e bar_mmap >actual &&
 304         test_cmp expected actual
 305 '
 306
 307 test_expect_success 'grep should ignore GREP_OPTIONS' '
 308         GREP_OPTIONS=-v git grep " mmap bar\$" >actual &&
 309         test_cmp expected actual
 310 '
 311
 312 test_expect_success 'grep -f, non-existent file' '
 313         test_must_fail git grep -f patterns
 314 '
 315
 316 cat >expected <<EOF
 317 file:foo mmap bar
 318 file:foo_mmap bar
 319 file:foo_mmap bar mmap
 320 file:foo mmap bar_mmap
 321 file:foo_mmap bar mmap baz
 322 EOF
 323
 324 cat >pattern <<EOF
 325 mmap
 326 EOF
 327
 328 test_expect_success 'grep -f, one pattern' '
 329         git grep -f pattern >actual &&
 330         test_cmp expected actual
 331 '
 332
 333 cat >expected <<EOF
 334 file:foo mmap bar
 335 file:foo_mmap bar
 336 file:foo_mmap bar mmap
 337 file:foo mmap bar_mmap
 338 file:foo_mmap bar mmap baz
 339 t/a/v:vvv
 340 t/v:vvv
 341 v:vvv
 342 EOF
 343
 344 cat >patterns <<EOF
 345 mmap
 346 vvv
 347 EOF
 348
 349 test_expect_success 'grep -f, multiple patterns' '
 350         git grep -f patterns >actual &&
 351         test_cmp expected actual
 352 '
 353
 354 cat >expected <<EOF
 355 file:foo mmap bar
 356 file:foo_mmap bar
 357 file:foo_mmap bar mmap
 358 file:foo mmap bar_mmap
 359 file:foo_mmap bar mmap baz
 360 t/a/v:vvv
 361 t/v:vvv
 362 v:vvv
 363 EOF
 364
 365 cat >patterns <<EOF
 366
 367 mmap
 368
 369 vvv
 370
 371 EOF
 372
 373 test_expect_success 'grep -f, ignore empty lines' '
 374         git grep -f patterns >actual &&
 375         test_cmp expected actual
 376 '
 377
 378 test_expect_success 'grep -f, ignore empty lines, read patterns from stdin' '
 379         git grep -f - <patterns >actual &&
 380         test_cmp expected actual
 381 '
 382
 383 cat >expected <<EOF
 384 y:y yy
 385 --
 386 z:zzz
 387 EOF
 388
 389 test_expect_success 'grep -q, silently report matches' '
 390         >empty &&
 391         git grep -q mmap >actual &&
 392         test_cmp empty actual &&
 393         test_must_fail git grep -q qfwfq >actual &&
 394         test_cmp empty actual
 395 '
 396
 397 # Create 1024 file names that sort between "y" and "z" to make sure
 398 # the two files are handled by different calls to an external grep.
 399 # This depends on MAXARGS in builtin-grep.c being 1024 or less.
 400 c32="0 1 2 3 4 5 6 7 8 9 a b c d e f g h i j k l m n o p q r s t u v"
 401 test_expect_success 'grep -C1, hunk mark between files' '
 402         for a in $c32; do for b in $c32; do : >y-$a$b; done; done &&
 403         git add y-?? &&
 404         git grep -C1 "^[yz]" >actual &&
 405         test_cmp expected actual
 406 '
 407
 408 test_expect_success 'grep -C1 hunk mark between files' '
 409         git grep -C1 "^[yz]" >actual &&
 410         test_cmp expected actual
 411 '
 412
 413 test_expect_success 'log grep setup' '
 414         echo a >>file &&
 415         test_tick &&
 416         GIT_AUTHOR_NAME="With * Asterisk" \
 417         GIT_AUTHOR_EMAIL="xyzzy@frotz.com" \
 418         git commit -a -m "second" &&
 419
 420         echo a >>file &&
 421         test_tick &&
 422         git commit -a -m "third" &&
 423
 424         echo a >>file &&
 425         test_tick &&
 426         GIT_AUTHOR_NAME="Night Fall" \
 427         GIT_AUTHOR_EMAIL="nitfol@frobozz.com" \
 428         git commit -a -m "fourth"
 429 '
 430
 431 test_expect_success 'log grep (1)' '
 432         git log --author=author --pretty=tformat:%s >actual &&
 433         ( echo third ; echo initial ) >expect &&
 434         test_cmp expect actual
 435 '
 436
 437 test_expect_success 'log grep (2)' '
 438         git log --author=" * " -F --pretty=tformat:%s >actual &&
 439         ( echo second ) >expect &&
 440         test_cmp expect actual
 441 '
 442
 443 test_expect_success 'log grep (3)' '
 444         git log --author="^A U" --pretty=tformat:%s >actual &&
 445         ( echo third ; echo initial ) >expect &&
 446         test_cmp expect actual
 447 '
 448
 449 test_expect_success 'log grep (4)' '
 450         git log --author="frotz\.com>$" --pretty=tformat:%s >actual &&
 451         ( echo second ) >expect &&
 452         test_cmp expect actual
 453 '
 454
 455 test_expect_success 'log grep (5)' '
 456         git log --author=Thor -F --pretty=tformat:%s >actual &&
 457         ( echo third ; echo initial ) >expect &&
 458         test_cmp expect actual
 459 '
 460
 461 test_expect_success 'log grep (6)' '
 462         git log --author=-0700  --pretty=tformat:%s >actual &&
 463         >expect &&
 464         test_cmp expect actual
 465 '
 466
 467 test_expect_success 'log --grep --author implicitly uses all-match' '
 468         # grep matches initial and second but not third
 469         # author matches only initial and third
 470         git log --author="A U Thor" --grep=s --grep=l --format=%s >actual &&
 471         echo initial >expect &&
 472         test_cmp expect actual
 473 '
 474
 475 test_expect_success 'log with multiple --author uses union' '
 476         git log --author="Thor" --author="Aster" --format=%s >actual &&
 477         {
 478             echo third && echo second && echo initial
 479         } >expect &&
 480         test_cmp expect actual
 481 '
 482
 483 test_expect_success 'log with --grep and multiple --author uses all-match' '
 484         git log --author="Thor" --author="Night" --grep=i --format=%s >actual &&
 485         {
 486             echo third && echo initial
 487         } >expect &&
 488         test_cmp expect actual
 489 '
 490
 491 test_expect_success 'log with --grep and multiple --author uses all-match' '
 492         git log --author="Thor" --author="Night" --grep=q --format=%s >actual &&
 493         >expect &&
 494         test_cmp expect actual
 495 '
 496
 497 test_expect_success 'grep with CE_VALID file' '
 498         git update-index --assume-unchanged t/t &&
 499         rm t/t &&
 500         test "$(git grep test)" = "t/t:test" &&
 501         git update-index --no-assume-unchanged t/t &&
 502         git checkout t/t
 503 '
 504
 505 cat >expected <<EOF
 506 hello.c=#include <stdio.h>
 507 hello.c:        return 0;
 508 EOF
 509
 510 test_expect_success 'grep -p with userdiff' '
 511         git config diff.custom.funcname "^#" &&
 512         echo "hello.c diff=custom" >.gitattributes &&
 513         git grep -p return >actual &&
 514         test_cmp expected actual
 515 '
 516
 517 cat >expected <<EOF
 518 hello.c=int main(int argc, const char **argv)
 519 hello.c:        return 0;
 520 EOF
 521
 522 test_expect_success 'grep -p' '
 523         rm -f .gitattributes &&
 524         git grep -p return >actual &&
 525         test_cmp expected actual
 526 '
 527
 528 cat >expected <<EOF
 529 hello.c-#include <stdio.h>
 530 hello.c=int main(int argc, const char **argv)
 531 hello.c-{
 532 hello.c-        printf("Hello world.\n");
 533 hello.c:        return 0;
 534 EOF
 535
 536 test_expect_success 'grep -p -B5' '
 537         git grep -p -B5 return >actual &&
 538         test_cmp expected actual
 539 '
 540
 541 cat >expected <<EOF
 542 hello.c=int main(int argc, const char **argv)
 543 hello.c-{
 544 hello.c-        printf("Hello world.\n");
 545 hello.c:        return 0;
 546 hello.c-        /* char ?? */
 547 hello.c-}
 548 EOF
 549
 550 test_expect_success 'grep -W' '
 551         git grep -W return >actual &&
 552         test_cmp expected actual
 553 '
 554
 555 cat >expected <<EOF
 556 hello.c=        printf("Hello world.\n");
 557 hello.c:        return 0;
 558 hello.c-        /* char ?? */
 559 EOF
 560
 561 test_expect_success 'grep -W with userdiff' '
 562         test_when_finished "rm -f .gitattributes" &&
 563         git config diff.custom.xfuncname "(printf.*|})$" &&
 564         echo "hello.c diff=custom" >.gitattributes &&
 565         git grep -W return >actual &&
 566         test_cmp expected actual
 567 '
 568
 569 test_expect_success 'grep from a subdirectory to search wider area (1)' '
 570         mkdir -p s &&
 571         (
 572                 cd s && git grep "x x x" ..
 573         )
 574 '
 575
 576 test_expect_success 'grep from a subdirectory to search wider area (2)' '
 577         mkdir -p s &&
 578         (
 579                 cd s || exit 1
 580                 ( git grep xxyyzz .. >out ; echo $? >status )
 581                 ! test -s out &&
 582                 test 1 = $(cat status)
 583         )
 584 '
 585
 586 cat >expected <<EOF
 587 hello.c:int main(int argc, const char **argv)
 588 EOF
 589
 590 test_expect_success 'grep -Fi' '
 591         git grep -Fi "CHAR *" >actual &&
 592         test_cmp expected actual
 593 '
 594
 595 test_expect_success 'outside of git repository' '
 596         rm -fr non &&
 597         mkdir -p non/git/sub &&
 598         echo hello >non/git/file1 &&
 599         echo world >non/git/sub/file2 &&
 600         {
 601                 echo file1:hello &&
 602                 echo sub/file2:world
 603         } >non/expect.full &&
 604         echo file2:world >non/expect.sub &&
 605         (
 606                 GIT_CEILING_DIRECTORIES="$(pwd)/non/git" &&
 607                 export GIT_CEILING_DIRECTORIES &&
 608                 cd non/git &&
 609                 test_must_fail git grep o &&
 610                 git grep --no-index o >../actual.full &&
 611                 test_cmp ../expect.full ../actual.full
 612                 cd sub &&
 613                 test_must_fail git grep o &&
 614                 git grep --no-index o >../../actual.sub &&
 615                 test_cmp ../../expect.sub ../../actual.sub
 616         ) &&
 617
 618         echo ".*o*" >non/git/.gitignore &&
 619         (
 620                 GIT_CEILING_DIRECTORIES="$(pwd)/non/git" &&
 621                 export GIT_CEILING_DIRECTORIES &&
 622                 cd non/git &&
 623                 test_must_fail git grep o &&
 624                 git grep --no-index --exclude-standard o >../actual.full &&
 625                 test_cmp ../expect.full ../actual.full &&
 626
 627                 {
 628                         echo ".gitignore:.*o*"
 629                         cat ../expect.full
 630                 } >../expect.with.ignored &&
 631                 git grep --no-index --no-exclude o >../actual.full &&
 632                 test_cmp ../expect.with.ignored ../actual.full
 633         )
 634 '
 635
 636 test_expect_success 'inside git repository but with --no-index' '
 637         rm -fr is &&
 638         mkdir -p is/git/sub &&
 639         echo hello >is/git/file1 &&
 640         echo world >is/git/sub/file2 &&
 641         echo ".*o*" >is/git/.gitignore &&
 642         {
 643                 echo file1:hello &&
 644                 echo sub/file2:world
 645         } >is/expect.unignored &&
 646         {
 647                 echo ".gitignore:.*o*" &&
 648                 cat is/expect.unignored
 649         } >is/expect.full &&
 650         : >is/expect.empty &&
 651         echo file2:world >is/expect.sub &&
 652         (
 653                 cd is/git &&
 654                 git init &&
 655                 test_must_fail git grep o >../actual.full &&
 656                 test_cmp ../expect.empty ../actual.full &&
 657
 658                 git grep --untracked o >../actual.unignored &&
 659                 test_cmp ../expect.unignored ../actual.unignored &&
 660
 661                 git grep --no-index o >../actual.full &&
 662                 test_cmp ../expect.full ../actual.full &&
 663
 664                 git grep --no-index --exclude-standard o >../actual.unignored &&
 665                 test_cmp ../expect.unignored ../actual.unignored &&
 666
 667                 cd sub &&
 668                 test_must_fail git grep o >../../actual.sub &&
 669                 test_cmp ../../expect.empty ../../actual.sub &&
 670
 671                 git grep --no-index o >../../actual.sub &&
 672                 test_cmp ../../expect.sub ../../actual.sub &&
 673
 674                 git grep --untracked o >../../actual.sub &&
 675                 test_cmp ../../expect.sub ../../actual.sub
 676         )
 677 '
 678
 679 test_expect_success 'setup double-dash tests' '
 680 cat >double-dash <<EOF &&
 681 --
 682 ->
 683 other
 684 EOF
 685 git add double-dash
 686 '
 687
 688 cat >expected <<EOF
 689 double-dash:->
 690 EOF
 691 test_expect_success 'grep -- pattern' '
 692         git grep -- "->" >actual &&
 693         test_cmp expected actual
 694 '
 695 test_expect_success 'grep -- pattern -- pathspec' '
 696         git grep -- "->" -- double-dash >actual &&
 697         test_cmp expected actual
 698 '
 699 test_expect_success 'grep -e pattern -- path' '
 700         git grep -e "->" -- double-dash >actual &&
 701         test_cmp expected actual
 702 '
 703
 704 cat >expected <<EOF
 705 double-dash:--
 706 EOF
 707 test_expect_success 'grep -e -- -- path' '
 708         git grep -e -- -- double-dash >actual &&
 709         test_cmp expected actual
 710 '
 711
 712 cat >expected <<EOF
 713 hello.c:int main(int argc, const char **argv)
 714 hello.c:        printf("Hello world.\n");
 715 EOF
 716
 717 test_expect_success LIBPCRE 'grep --perl-regexp pattern' '
 718         git grep --perl-regexp "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 719         test_cmp expected actual
 720 '
 721
 722 test_expect_success LIBPCRE 'grep -P pattern' '
 723         git grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 724         test_cmp expected actual
 725 '
 726
 727 test_expect_success 'grep pattern with grep.extendedRegexp=true' '
 728         >empty &&
 729         test_must_fail git -c grep.extendedregexp=true \
 730                 grep "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 731         test_cmp empty actual
 732 '
 733
 734 test_expect_success LIBPCRE 'grep -P pattern with grep.extendedRegexp=true' '
 735         git -c grep.extendedregexp=true \
 736                 grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 737         test_cmp expected actual
 738 '
 739
 740 test_expect_success LIBPCRE 'grep -P -v pattern' '
 741         {
 742                 echo "ab:a+b*c"
 743                 echo "ab:a+bc"
 744         } >expected &&
 745         git grep -P -v "abc" ab >actual &&
 746         test_cmp expected actual
 747 '
 748
 749 test_expect_success LIBPCRE 'grep -P -i pattern' '
 750         cat >expected <<-EOF &&
 751         hello.c:        printf("Hello world.\n");
 752         EOF
 753         git grep -P -i "PRINTF\([^\d]+\)" hello.c >actual &&
 754         test_cmp expected actual
 755 '
 756
 757 test_expect_success LIBPCRE 'grep -P -w pattern' '
 758         {
 759                 echo "hello_world:Hello world"
 760                 echo "hello_world:HeLLo world"
 761         } >expected &&
 762         git grep -P -w "He((?i)ll)o" hello_world >actual &&
 763         test_cmp expected actual
 764 '
 765
 766 test_expect_success 'grep -G invalidpattern properly dies ' '
 767         test_must_fail git grep -G "a["
 768 '
 769
 770 test_expect_success 'grep -E invalidpattern properly dies ' '
 771         test_must_fail git grep -E "a["
 772 '
 773
 774 test_expect_success LIBPCRE 'grep -P invalidpattern properly dies ' '
 775         test_must_fail git grep -P "a["
 776 '
 777
 778 test_expect_success 'grep -G -E -F pattern' '
 779         echo "ab:a+b*c" >expected &&
 780         git grep -G -E -F "a+b*c" ab >actual &&
 781         test_cmp expected actual
 782 '
 783
 784 test_expect_success 'grep -E -F -G pattern' '
 785         echo "ab:a+bc" >expected &&
 786         git grep -E -F -G "a+b*c" ab >actual &&
 787         test_cmp expected actual
 788 '
 789
 790 test_expect_success 'grep -F -G -E pattern' '
 791         echo "ab:abc" >expected &&
 792         git grep -F -G -E "a+b*c" ab >actual &&
 793         test_cmp expected actual
 794 '
 795
 796 test_expect_success 'grep -G -F -P -E pattern' '
 797         >empty &&
 798         test_must_fail git grep -G -F -P -E "a\x{2b}b\x{2a}c" ab >actual &&
 799         test_cmp empty actual
 800 '
 801
 802 test_expect_success LIBPCRE 'grep -G -F -E -P pattern' '
 803         echo "ab:a+b*c" >expected &&
 804         git grep -G -F -E -P "a\x{2b}b\x{2a}c" ab >actual &&
 805         test_cmp expected actual
 806 '
 807
 808 test_config() {
 809         git config "$1" "$2" &&
 810         test_when_finished "git config --unset $1"
 811 }
 812
 813 cat >expected <<EOF
 814 hello.c<RED>:<RESET>int main(int argc, const char **argv)
 815 hello.c<RED>-<RESET>{
 816 <RED>--<RESET>
 817 hello.c<RED>:<RESET>    /* char ?? */
 818 hello.c<RED>-<RESET>}
 819 <RED>--<RESET>
 820 hello_world<RED>:<RESET>Hello_world
 821 hello_world<RED>-<RESET>HeLLo_world
 822 EOF
 823
 824 test_expect_success 'grep --color, separator' '
 825         test_config color.grep.context          normal &&
 826         test_config color.grep.filename         normal &&
 827         test_config color.grep.function         normal &&
 828         test_config color.grep.linenumber       normal &&
 829         test_config color.grep.match            normal &&
 830         test_config color.grep.selected         normal &&
 831         test_config color.grep.separator        red &&
 832
 833         git grep --color=always -A1 -e char -e lo_w hello.c hello_world |
 834         test_decode_color >actual &&
 835         test_cmp expected actual
 836 '
 837
 838 cat >expected <<EOF
 839 hello.c:int main(int argc, const char **argv)
 840 hello.c:        /* char ?? */
 841
 842 hello_world:Hello_world
 843 EOF
 844
 845 test_expect_success 'grep --break' '
 846         git grep --break -e char -e lo_w hello.c hello_world >actual &&
 847         test_cmp expected actual
 848 '
 849
 850 cat >expected <<EOF
 851 hello.c:int main(int argc, const char **argv)
 852 hello.c-{
 853 --
 854 hello.c:        /* char ?? */
 855 hello.c-}
 856
 857 hello_world:Hello_world
 858 hello_world-HeLLo_world
 859 EOF
 860
 861 test_expect_success 'grep --break with context' '
 862         git grep --break -A1 -e char -e lo_w hello.c hello_world >actual &&
 863         test_cmp expected actual
 864 '
 865
 866 cat >expected <<EOF
 867 hello.c
 868 int main(int argc, const char **argv)
 869         /* char ?? */
 870 hello_world
 871 Hello_world
 872 EOF
 873
 874 test_expect_success 'grep --heading' '
 875         git grep --heading -e char -e lo_w hello.c hello_world >actual &&
 876         test_cmp expected actual
 877 '
 878
 879 cat >expected <<EOF
 880 <BOLD;GREEN>hello.c<RESET>
 881 2:int main(int argc, const <BLACK;BYELLOW>char<RESET> **argv)
 882 6:      /* <BLACK;BYELLOW>char<RESET> ?? */
 883
 884 <BOLD;GREEN>hello_world<RESET>
 885 3:Hel<BLACK;BYELLOW>lo_w<RESET>orld
 886 EOF
 887
 888 test_expect_success 'mimic ack-grep --group' '
 889         test_config color.grep.context          normal &&
 890         test_config color.grep.filename         "bold green" &&
 891         test_config color.grep.function         normal &&
 892         test_config color.grep.linenumber       normal &&
 893         test_config color.grep.match            "black yellow" &&
 894         test_config color.grep.selected         normal &&
 895         test_config color.grep.separator        normal &&
 896
 897         git grep --break --heading -n --color \
 898                 -e char -e lo_w hello.c hello_world |
 899         test_decode_color >actual &&
 900         test_cmp expected actual
 901 '
 902
 903 cat >expected <<EOF
 904 space: line with leading space1
 905 space: line with leading space2
 906 space: line with leading space3
 907 EOF
 908
 909 test_expect_success LIBPCRE 'grep -E "^ "' '
 910         git grep -E "^ " space >actual &&
 911         test_cmp expected actual
 912 '
 913
 914 test_expect_success LIBPCRE 'grep -P "^ "' '
 915         git grep -P "^ " space >actual &&
 916         test_cmp expected actual
 917 '
 918
 919 test_done