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         git add . &&
  51         test_tick &&
  52         git commit -m initial
  53 '
  54
  55 test_expect_success 'grep should not segfault with a bad input' '
  56         test_must_fail git grep "("
  57 '
  58
  59 for H in HEAD ''
  60 do
  61         case "$H" in
  62         HEAD)   HC='HEAD:' L='HEAD' ;;
  63         '')     HC= L='in working tree' ;;
  64         esac
  65
  66         test_expect_success "grep -w $L" '
  67                 {
  68                         echo ${HC}file:1:foo mmap bar
  69                         echo ${HC}file:3:foo_mmap bar mmap
  70                         echo ${HC}file:4:foo mmap bar_mmap
  71                         echo ${HC}file:5:foo_mmap bar mmap baz
  72                 } >expected &&
  73                 git -c grep.linenumber=false grep -n -w -e mmap $H >actual &&
  74                 test_cmp expected actual
  75         '
  76
  77         test_expect_success "grep -w $L" '
  78                 {
  79                         echo ${HC}file:1:foo mmap bar
  80                         echo ${HC}file:3:foo_mmap bar mmap
  81                         echo ${HC}file:4:foo mmap bar_mmap
  82                         echo ${HC}file:5:foo_mmap bar mmap baz
  83                 } >expected &&
  84                 git -c grep.linenumber=true grep -w -e mmap $H >actual &&
  85                 test_cmp expected actual
  86         '
  87
  88         test_expect_success "grep -w $L" '
  89                 {
  90                         echo ${HC}file:foo mmap bar
  91                         echo ${HC}file:foo_mmap bar mmap
  92                         echo ${HC}file:foo mmap bar_mmap
  93                         echo ${HC}file:foo_mmap bar mmap baz
  94                 } >expected &&
  95                 git -c grep.linenumber=true grep --no-line-number -w -e mmap $H >actual &&
  96                 test_cmp expected actual
  97         '
  98
  99         test_expect_success "grep -w $L (w)" '
 100                 : >expected &&
 101                 test_must_fail git grep -n -w -e "^w" >actual &&
 102                 test_cmp expected actual
 103         '
 104
 105         test_expect_success "grep -w $L (x)" '
 106                 {
 107                         echo ${HC}x:1:x x xx x
 108                 } >expected &&
 109                 git grep -n -w -e "x xx* x" $H >actual &&
 110                 test_cmp expected actual
 111         '
 112
 113         test_expect_success "grep -w $L (y-1)" '
 114                 {
 115                         echo ${HC}y:1:y yy
 116                 } >expected &&
 117                 git grep -n -w -e "^y" $H >actual &&
 118                 test_cmp expected actual
 119         '
 120
 121         test_expect_success "grep -w $L (y-2)" '
 122                 : >expected &&
 123                 if git grep -n -w -e "^y y" $H >actual
 124                 then
 125                         echo should not have matched
 126                         cat actual
 127                         false
 128                 else
 129                         test_cmp expected actual
 130                 fi
 131         '
 132
 133         test_expect_success "grep -w $L (z)" '
 134                 : >expected &&
 135                 if git grep -n -w -e "^z" $H >actual
 136                 then
 137                         echo should not have matched
 138                         cat actual
 139                         false
 140                 else
 141                         test_cmp expected actual
 142                 fi
 143         '
 144
 145         test_expect_success "grep $L (t-1)" '
 146                 echo "${HC}t/t:1:test" >expected &&
 147                 git grep -n -e test $H >actual &&
 148                 test_cmp expected actual
 149         '
 150
 151         test_expect_success "grep $L (t-2)" '
 152                 echo "${HC}t:1:test" >expected &&
 153                 (
 154                         cd t &&
 155                         git grep -n -e test $H
 156                 ) >actual &&
 157                 test_cmp expected actual
 158         '
 159
 160         test_expect_success "grep $L (t-3)" '
 161                 echo "${HC}t/t:1:test" >expected &&
 162                 (
 163                         cd t &&
 164                         git grep --full-name -n -e test $H
 165                 ) >actual &&
 166                 test_cmp expected actual
 167         '
 168
 169         test_expect_success "grep -c $L (no /dev/null)" '
 170                 ! git grep -c test $H | grep /dev/null
 171         '
 172
 173         test_expect_success "grep --max-depth -1 $L" '
 174                 {
 175                         echo ${HC}t/a/v:1:vvv
 176                         echo ${HC}t/v:1:vvv
 177                         echo ${HC}v:1:vvv
 178                 } >expected &&
 179                 git grep --max-depth -1 -n -e vvv $H >actual &&
 180                 test_cmp expected actual
 181         '
 182
 183         test_expect_success "grep --max-depth 0 $L" '
 184                 {
 185                         echo ${HC}v:1:vvv
 186                 } >expected &&
 187                 git grep --max-depth 0 -n -e vvv $H >actual &&
 188                 test_cmp expected actual
 189         '
 190
 191         test_expect_success "grep --max-depth 0 -- '*' $L" '
 192                 {
 193                         echo ${HC}t/a/v:1:vvv
 194                         echo ${HC}t/v:1:vvv
 195                         echo ${HC}v:1:vvv
 196                 } >expected &&
 197                 git grep --max-depth 0 -n -e vvv $H -- "*" >actual &&
 198                 test_cmp expected actual
 199         '
 200
 201         test_expect_success "grep --max-depth 1 $L" '
 202                 {
 203                         echo ${HC}t/v:1:vvv
 204                         echo ${HC}v:1:vvv
 205                 } >expected &&
 206                 git grep --max-depth 1 -n -e vvv $H >actual &&
 207                 test_cmp expected actual
 208         '
 209
 210         test_expect_success "grep --max-depth 0 -- t $L" '
 211                 {
 212                         echo ${HC}t/v:1:vvv
 213                 } >expected &&
 214                 git grep --max-depth 0 -n -e vvv $H -- t >actual &&
 215                 test_cmp expected actual
 216         '
 217
 218         test_expect_success "grep --max-depth 0 -- . t $L" '
 219                 {
 220                         echo ${HC}t/v:1:vvv
 221                         echo ${HC}v:1:vvv
 222                 } >expected &&
 223                 git grep --max-depth 0 -n -e vvv $H -- . t >actual &&
 224                 test_cmp expected actual
 225         '
 226
 227         test_expect_success "grep --max-depth 0 -- t . $L" '
 228                 {
 229                         echo ${HC}t/v:1:vvv
 230                         echo ${HC}v:1:vvv
 231                 } >expected &&
 232                 git grep --max-depth 0 -n -e vvv $H -- t . >actual &&
 233                 test_cmp expected actual
 234         '
 235         test_expect_success "grep $L with grep.extendedRegexp=false" '
 236                 echo "ab:a+bc" >expected &&
 237                 git -c grep.extendedRegexp=false grep "a+b*c" ab >actual &&
 238                 test_cmp expected actual
 239         '
 240
 241         test_expect_success "grep $L with grep.extendedRegexp=true" '
 242                 echo "ab:abc" >expected &&
 243                 git -c grep.extendedRegexp=true grep "a+b*c" ab >actual &&
 244                 test_cmp expected actual
 245         '
 246 done
 247
 248 cat >expected <<EOF
 249 file
 250 EOF
 251 test_expect_success 'grep -l -C' '
 252         git grep -l -C1 foo >actual &&
 253         test_cmp expected actual
 254 '
 255
 256 cat >expected <<EOF
 257 file:5
 258 EOF
 259 test_expect_success 'grep -l -C' '
 260         git grep -c -C1 foo >actual &&
 261         test_cmp expected actual
 262 '
 263
 264 test_expect_success 'grep -L -C' '
 265         git ls-files >expected &&
 266         git grep -L -C1 nonexistent_string >actual &&
 267         test_cmp expected actual
 268 '
 269
 270 cat >expected <<EOF
 271 file:foo mmap bar_mmap
 272 EOF
 273
 274 test_expect_success 'grep -e A --and -e B' '
 275         git grep -e "foo mmap" --and -e bar_mmap >actual &&
 276         test_cmp expected actual
 277 '
 278
 279 cat >expected <<EOF
 280 file:foo_mmap bar mmap
 281 file:foo_mmap bar mmap baz
 282 EOF
 283
 284
 285 test_expect_success 'grep ( -e A --or -e B ) --and -e B' '
 286         git grep \( -e foo_ --or -e baz \) \
 287                 --and -e " mmap" >actual &&
 288         test_cmp expected actual
 289 '
 290
 291 cat >expected <<EOF
 292 file:foo mmap bar
 293 EOF
 294
 295 test_expect_success 'grep -e A --and --not -e B' '
 296         git grep -e "foo mmap" --and --not -e bar_mmap >actual &&
 297         test_cmp expected actual
 298 '
 299
 300 test_expect_success 'grep should ignore GREP_OPTIONS' '
 301         GREP_OPTIONS=-v git grep " mmap bar\$" >actual &&
 302         test_cmp expected actual
 303 '
 304
 305 test_expect_success 'grep -f, non-existent file' '
 306         test_must_fail git grep -f patterns
 307 '
 308
 309 cat >expected <<EOF
 310 file:foo mmap bar
 311 file:foo_mmap bar
 312 file:foo_mmap bar mmap
 313 file:foo mmap bar_mmap
 314 file:foo_mmap bar mmap baz
 315 EOF
 316
 317 cat >pattern <<EOF
 318 mmap
 319 EOF
 320
 321 test_expect_success 'grep -f, one pattern' '
 322         git grep -f pattern >actual &&
 323         test_cmp expected actual
 324 '
 325
 326 cat >expected <<EOF
 327 file:foo mmap bar
 328 file:foo_mmap bar
 329 file:foo_mmap bar mmap
 330 file:foo mmap bar_mmap
 331 file:foo_mmap bar mmap baz
 332 t/a/v:vvv
 333 t/v:vvv
 334 v:vvv
 335 EOF
 336
 337 cat >patterns <<EOF
 338 mmap
 339 vvv
 340 EOF
 341
 342 test_expect_success 'grep -f, multiple patterns' '
 343         git grep -f patterns >actual &&
 344         test_cmp expected actual
 345 '
 346
 347 cat >expected <<EOF
 348 file:foo mmap bar
 349 file:foo_mmap bar
 350 file:foo_mmap bar mmap
 351 file:foo mmap bar_mmap
 352 file:foo_mmap bar mmap baz
 353 t/a/v:vvv
 354 t/v:vvv
 355 v:vvv
 356 EOF
 357
 358 cat >patterns <<EOF
 359
 360 mmap
 361
 362 vvv
 363
 364 EOF
 365
 366 test_expect_success 'grep -f, ignore empty lines' '
 367         git grep -f patterns >actual &&
 368         test_cmp expected actual
 369 '
 370
 371 test_expect_success 'grep -f, ignore empty lines, read patterns from stdin' '
 372         git grep -f - <patterns >actual &&
 373         test_cmp expected actual
 374 '
 375
 376 cat >expected <<EOF
 377 y:y yy
 378 --
 379 z:zzz
 380 EOF
 381
 382 test_expect_success 'grep -q, silently report matches' '
 383         >empty &&
 384         git grep -q mmap >actual &&
 385         test_cmp empty actual &&
 386         test_must_fail git grep -q qfwfq >actual &&
 387         test_cmp empty actual
 388 '
 389
 390 # Create 1024 file names that sort between "y" and "z" to make sure
 391 # the two files are handled by different calls to an external grep.
 392 # This depends on MAXARGS in builtin-grep.c being 1024 or less.
 393 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"
 394 test_expect_success 'grep -C1, hunk mark between files' '
 395         for a in $c32; do for b in $c32; do : >y-$a$b; done; done &&
 396         git add y-?? &&
 397         git grep -C1 "^[yz]" >actual &&
 398         test_cmp expected actual
 399 '
 400
 401 test_expect_success 'grep -C1 hunk mark between files' '
 402         git grep -C1 "^[yz]" >actual &&
 403         test_cmp expected actual
 404 '
 405
 406 test_expect_success 'log grep setup' '
 407         echo a >>file &&
 408         test_tick &&
 409         GIT_AUTHOR_NAME="With * Asterisk" \
 410         GIT_AUTHOR_EMAIL="xyzzy@frotz.com" \
 411         git commit -a -m "second" &&
 412
 413         echo a >>file &&
 414         test_tick &&
 415         git commit -a -m "third" &&
 416
 417         echo a >>file &&
 418         test_tick &&
 419         GIT_AUTHOR_NAME="Night Fall" \
 420         GIT_AUTHOR_EMAIL="nitfol@frobozz.com" \
 421         git commit -a -m "fourth"
 422 '
 423
 424 test_expect_success 'log grep (1)' '
 425         git log --author=author --pretty=tformat:%s >actual &&
 426         ( echo third ; echo initial ) >expect &&
 427         test_cmp expect actual
 428 '
 429
 430 test_expect_success 'log grep (2)' '
 431         git log --author=" * " -F --pretty=tformat:%s >actual &&
 432         ( echo second ) >expect &&
 433         test_cmp expect actual
 434 '
 435
 436 test_expect_success 'log grep (3)' '
 437         git log --author="^A U" --pretty=tformat:%s >actual &&
 438         ( echo third ; echo initial ) >expect &&
 439         test_cmp expect actual
 440 '
 441
 442 test_expect_success 'log grep (4)' '
 443         git log --author="frotz\.com>$" --pretty=tformat:%s >actual &&
 444         ( echo second ) >expect &&
 445         test_cmp expect actual
 446 '
 447
 448 test_expect_success 'log grep (5)' '
 449         git log --author=Thor -F --pretty=tformat:%s >actual &&
 450         ( echo third ; echo initial ) >expect &&
 451         test_cmp expect actual
 452 '
 453
 454 test_expect_success 'log grep (6)' '
 455         git log --author=-0700  --pretty=tformat:%s >actual &&
 456         >expect &&
 457         test_cmp expect actual
 458 '
 459
 460 test_expect_success 'log --grep --author implicitly uses all-match' '
 461         # grep matches initial and second but not third
 462         # author matches only initial and third
 463         git log --author="A U Thor" --grep=s --grep=l --format=%s >actual &&
 464         echo initial >expect &&
 465         test_cmp expect actual
 466 '
 467
 468 test_expect_success 'log with multiple --author uses union' '
 469         git log --author="Thor" --author="Aster" --format=%s >actual &&
 470         {
 471             echo third && echo second && echo initial
 472         } >expect &&
 473         test_cmp expect actual
 474 '
 475
 476 test_expect_success 'log with --grep and multiple --author uses all-match' '
 477         git log --author="Thor" --author="Night" --grep=i --format=%s >actual &&
 478         {
 479             echo third && echo initial
 480         } >expect &&
 481         test_cmp expect actual
 482 '
 483
 484 test_expect_success 'log with --grep and multiple --author uses all-match' '
 485         git log --author="Thor" --author="Night" --grep=q --format=%s >actual &&
 486         >expect &&
 487         test_cmp expect actual
 488 '
 489
 490 test_expect_success 'grep with CE_VALID file' '
 491         git update-index --assume-unchanged t/t &&
 492         rm t/t &&
 493         test "$(git grep test)" = "t/t:test" &&
 494         git update-index --no-assume-unchanged t/t &&
 495         git checkout t/t
 496 '
 497
 498 cat >expected <<EOF
 499 hello.c=#include <stdio.h>
 500 hello.c:        return 0;
 501 EOF
 502
 503 test_expect_success 'grep -p with userdiff' '
 504         git config diff.custom.funcname "^#" &&
 505         echo "hello.c diff=custom" >.gitattributes &&
 506         git grep -p return >actual &&
 507         test_cmp expected actual
 508 '
 509
 510 cat >expected <<EOF
 511 hello.c=int main(int argc, const char **argv)
 512 hello.c:        return 0;
 513 EOF
 514
 515 test_expect_success 'grep -p' '
 516         rm -f .gitattributes &&
 517         git grep -p return >actual &&
 518         test_cmp expected actual
 519 '
 520
 521 cat >expected <<EOF
 522 hello.c-#include <stdio.h>
 523 hello.c=int main(int argc, const char **argv)
 524 hello.c-{
 525 hello.c-        printf("Hello world.\n");
 526 hello.c:        return 0;
 527 EOF
 528
 529 test_expect_success 'grep -p -B5' '
 530         git grep -p -B5 return >actual &&
 531         test_cmp expected actual
 532 '
 533
 534 cat >expected <<EOF
 535 hello.c=int main(int argc, const char **argv)
 536 hello.c-{
 537 hello.c-        printf("Hello world.\n");
 538 hello.c:        return 0;
 539 hello.c-        /* char ?? */
 540 hello.c-}
 541 EOF
 542
 543 test_expect_success 'grep -W' '
 544         git grep -W return >actual &&
 545         test_cmp expected actual
 546 '
 547
 548 cat >expected <<EOF
 549 hello.c=        printf("Hello world.\n");
 550 hello.c:        return 0;
 551 hello.c-        /* char ?? */
 552 EOF
 553
 554 test_expect_success 'grep -W with userdiff' '
 555         test_when_finished "rm -f .gitattributes" &&
 556         git config diff.custom.xfuncname "(printf.*|})$" &&
 557         echo "hello.c diff=custom" >.gitattributes &&
 558         git grep -W return >actual &&
 559         test_cmp expected actual
 560 '
 561
 562 test_expect_success 'grep from a subdirectory to search wider area (1)' '
 563         mkdir -p s &&
 564         (
 565                 cd s && git grep "x x x" ..
 566         )
 567 '
 568
 569 test_expect_success 'grep from a subdirectory to search wider area (2)' '
 570         mkdir -p s &&
 571         (
 572                 cd s || exit 1
 573                 ( git grep xxyyzz .. >out ; echo $? >status )
 574                 ! test -s out &&
 575                 test 1 = $(cat status)
 576         )
 577 '
 578
 579 cat >expected <<EOF
 580 hello.c:int main(int argc, const char **argv)
 581 EOF
 582
 583 test_expect_success 'grep -Fi' '
 584         git grep -Fi "CHAR *" >actual &&
 585         test_cmp expected actual
 586 '
 587
 588 test_expect_success 'outside of git repository' '
 589         rm -fr non &&
 590         mkdir -p non/git/sub &&
 591         echo hello >non/git/file1 &&
 592         echo world >non/git/sub/file2 &&
 593         {
 594                 echo file1:hello &&
 595                 echo sub/file2:world
 596         } >non/expect.full &&
 597         echo file2:world >non/expect.sub &&
 598         (
 599                 GIT_CEILING_DIRECTORIES="$(pwd)/non/git" &&
 600                 export GIT_CEILING_DIRECTORIES &&
 601                 cd non/git &&
 602                 test_must_fail git grep o &&
 603                 git grep --no-index o >../actual.full &&
 604                 test_cmp ../expect.full ../actual.full
 605                 cd sub &&
 606                 test_must_fail git grep o &&
 607                 git grep --no-index o >../../actual.sub &&
 608                 test_cmp ../../expect.sub ../../actual.sub
 609         ) &&
 610
 611         echo ".*o*" >non/git/.gitignore &&
 612         (
 613                 GIT_CEILING_DIRECTORIES="$(pwd)/non/git" &&
 614                 export GIT_CEILING_DIRECTORIES &&
 615                 cd non/git &&
 616                 test_must_fail git grep o &&
 617                 git grep --no-index --exclude-standard o >../actual.full &&
 618                 test_cmp ../expect.full ../actual.full &&
 619
 620                 {
 621                         echo ".gitignore:.*o*"
 622                         cat ../expect.full
 623                 } >../expect.with.ignored &&
 624                 git grep --no-index --no-exclude o >../actual.full &&
 625                 test_cmp ../expect.with.ignored ../actual.full
 626         )
 627 '
 628
 629 test_expect_success 'inside git repository but with --no-index' '
 630         rm -fr is &&
 631         mkdir -p is/git/sub &&
 632         echo hello >is/git/file1 &&
 633         echo world >is/git/sub/file2 &&
 634         echo ".*o*" >is/git/.gitignore &&
 635         {
 636                 echo file1:hello &&
 637                 echo sub/file2:world
 638         } >is/expect.unignored &&
 639         {
 640                 echo ".gitignore:.*o*" &&
 641                 cat is/expect.unignored
 642         } >is/expect.full &&
 643         : >is/expect.empty &&
 644         echo file2:world >is/expect.sub &&
 645         (
 646                 cd is/git &&
 647                 git init &&
 648                 test_must_fail git grep o >../actual.full &&
 649                 test_cmp ../expect.empty ../actual.full &&
 650
 651                 git grep --untracked o >../actual.unignored &&
 652                 test_cmp ../expect.unignored ../actual.unignored &&
 653
 654                 git grep --no-index o >../actual.full &&
 655                 test_cmp ../expect.full ../actual.full &&
 656
 657                 git grep --no-index --exclude-standard o >../actual.unignored &&
 658                 test_cmp ../expect.unignored ../actual.unignored &&
 659
 660                 cd sub &&
 661                 test_must_fail git grep o >../../actual.sub &&
 662                 test_cmp ../../expect.empty ../../actual.sub &&
 663
 664                 git grep --no-index o >../../actual.sub &&
 665                 test_cmp ../../expect.sub ../../actual.sub &&
 666
 667                 git grep --untracked o >../../actual.sub &&
 668                 test_cmp ../../expect.sub ../../actual.sub
 669         )
 670 '
 671
 672 test_expect_success 'setup double-dash tests' '
 673 cat >double-dash <<EOF &&
 674 --
 675 ->
 676 other
 677 EOF
 678 git add double-dash
 679 '
 680
 681 cat >expected <<EOF
 682 double-dash:->
 683 EOF
 684 test_expect_success 'grep -- pattern' '
 685         git grep -- "->" >actual &&
 686         test_cmp expected actual
 687 '
 688 test_expect_success 'grep -- pattern -- pathspec' '
 689         git grep -- "->" -- double-dash >actual &&
 690         test_cmp expected actual
 691 '
 692 test_expect_success 'grep -e pattern -- path' '
 693         git grep -e "->" -- double-dash >actual &&
 694         test_cmp expected actual
 695 '
 696
 697 cat >expected <<EOF
 698 double-dash:--
 699 EOF
 700 test_expect_success 'grep -e -- -- path' '
 701         git grep -e -- -- double-dash >actual &&
 702         test_cmp expected actual
 703 '
 704
 705 cat >expected <<EOF
 706 hello.c:int main(int argc, const char **argv)
 707 hello.c:        printf("Hello world.\n");
 708 EOF
 709
 710 test_expect_success LIBPCRE 'grep --perl-regexp pattern' '
 711         git grep --perl-regexp "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 712         test_cmp expected actual
 713 '
 714
 715 test_expect_success LIBPCRE 'grep -P pattern' '
 716         git grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 717         test_cmp expected actual
 718 '
 719
 720 test_expect_success 'grep pattern with grep.extendedRegexp=true' '
 721         >empty &&
 722         test_must_fail git -c grep.extendedregexp=true \
 723                 grep "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 724         test_cmp empty actual
 725 '
 726
 727 test_expect_success LIBPCRE 'grep -P pattern with grep.extendedRegexp=true' '
 728         git -c grep.extendedregexp=true \
 729                 grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 730         test_cmp expected actual
 731 '
 732
 733 test_expect_success LIBPCRE 'grep -P -v pattern' '
 734         {
 735                 echo "ab:a+b*c"
 736                 echo "ab:a+bc"
 737         } >expected &&
 738         git grep -P -v "abc" ab >actual &&
 739         test_cmp expected actual
 740 '
 741
 742 test_expect_success LIBPCRE 'grep -P -i pattern' '
 743         cat >expected <<-EOF &&
 744         hello.c:        printf("Hello world.\n");
 745         EOF
 746         git grep -P -i "PRINTF\([^\d]+\)" hello.c >actual &&
 747         test_cmp expected actual
 748 '
 749
 750 test_expect_success LIBPCRE 'grep -P -w pattern' '
 751         {
 752                 echo "hello_world:Hello world"
 753                 echo "hello_world:HeLLo world"
 754         } >expected &&
 755         git grep -P -w "He((?i)ll)o" hello_world >actual &&
 756         test_cmp expected actual
 757 '
 758
 759 test_expect_success 'grep -G invalidpattern properly dies ' '
 760         test_must_fail git grep -G "a["
 761 '
 762
 763 test_expect_success 'grep -E invalidpattern properly dies ' '
 764         test_must_fail git grep -E "a["
 765 '
 766
 767 test_expect_success LIBPCRE 'grep -P invalidpattern properly dies ' '
 768         test_must_fail git grep -P "a["
 769 '
 770
 771 test_expect_success 'grep -G -E -F pattern' '
 772         echo "ab:a+b*c" >expected &&
 773         git grep -G -E -F "a+b*c" ab >actual &&
 774         test_cmp expected actual
 775 '
 776
 777 test_expect_success 'grep -E -F -G pattern' '
 778         echo "ab:a+bc" >expected &&
 779         git grep -E -F -G "a+b*c" ab >actual &&
 780         test_cmp expected actual
 781 '
 782
 783 test_expect_success 'grep -F -G -E pattern' '
 784         echo "ab:abc" >expected &&
 785         git grep -F -G -E "a+b*c" ab >actual &&
 786         test_cmp expected actual
 787 '
 788
 789 test_expect_success 'grep -G -F -P -E pattern' '
 790         >empty &&
 791         test_must_fail git grep -G -F -P -E "a\x{2b}b\x{2a}c" ab >actual &&
 792         test_cmp empty actual
 793 '
 794
 795 test_expect_success LIBPCRE 'grep -G -F -E -P pattern' '
 796         echo "ab:a+b*c" >expected &&
 797         git grep -G -F -E -P "a\x{2b}b\x{2a}c" ab >actual &&
 798         test_cmp expected actual
 799 '
 800
 801 test_config() {
 802         git config "$1" "$2" &&
 803         test_when_finished "git config --unset $1"
 804 }
 805
 806 cat >expected <<EOF
 807 hello.c<RED>:<RESET>int main(int argc, const char **argv)
 808 hello.c<RED>-<RESET>{
 809 <RED>--<RESET>
 810 hello.c<RED>:<RESET>    /* char ?? */
 811 hello.c<RED>-<RESET>}
 812 <RED>--<RESET>
 813 hello_world<RED>:<RESET>Hello_world
 814 hello_world<RED>-<RESET>HeLLo_world
 815 EOF
 816
 817 test_expect_success 'grep --color, separator' '
 818         test_config color.grep.context          normal &&
 819         test_config color.grep.filename         normal &&
 820         test_config color.grep.function         normal &&
 821         test_config color.grep.linenumber       normal &&
 822         test_config color.grep.match            normal &&
 823         test_config color.grep.selected         normal &&
 824         test_config color.grep.separator        red &&
 825
 826         git grep --color=always -A1 -e char -e lo_w hello.c hello_world |
 827         test_decode_color >actual &&
 828         test_cmp expected actual
 829 '
 830
 831 cat >expected <<EOF
 832 hello.c:int main(int argc, const char **argv)
 833 hello.c:        /* char ?? */
 834
 835 hello_world:Hello_world
 836 EOF
 837
 838 test_expect_success 'grep --break' '
 839         git grep --break -e char -e lo_w hello.c hello_world >actual &&
 840         test_cmp expected actual
 841 '
 842
 843 cat >expected <<EOF
 844 hello.c:int main(int argc, const char **argv)
 845 hello.c-{
 846 --
 847 hello.c:        /* char ?? */
 848 hello.c-}
 849
 850 hello_world:Hello_world
 851 hello_world-HeLLo_world
 852 EOF
 853
 854 test_expect_success 'grep --break with context' '
 855         git grep --break -A1 -e char -e lo_w hello.c hello_world >actual &&
 856         test_cmp expected actual
 857 '
 858
 859 cat >expected <<EOF
 860 hello.c
 861 int main(int argc, const char **argv)
 862         /* char ?? */
 863 hello_world
 864 Hello_world
 865 EOF
 866
 867 test_expect_success 'grep --heading' '
 868         git grep --heading -e char -e lo_w hello.c hello_world >actual &&
 869         test_cmp expected actual
 870 '
 871
 872 cat >expected <<EOF
 873 <BOLD;GREEN>hello.c<RESET>
 874 2:int main(int argc, const <BLACK;BYELLOW>char<RESET> **argv)
 875 6:      /* <BLACK;BYELLOW>char<RESET> ?? */
 876
 877 <BOLD;GREEN>hello_world<RESET>
 878 3:Hel<BLACK;BYELLOW>lo_w<RESET>orld
 879 EOF
 880
 881 test_expect_success 'mimic ack-grep --group' '
 882         test_config color.grep.context          normal &&
 883         test_config color.grep.filename         "bold green" &&
 884         test_config color.grep.function         normal &&
 885         test_config color.grep.linenumber       normal &&
 886         test_config color.grep.match            "black yellow" &&
 887         test_config color.grep.selected         normal &&
 888         test_config color.grep.separator        normal &&
 889
 890         git grep --break --heading -n --color \
 891                 -e char -e lo_w hello.c hello_world |
 892         test_decode_color >actual &&
 893         test_cmp expected actual
 894 '
 895
 896 test_done