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 test_expect_success 'grep -C1 hunk mark between files' '
 391         git grep -C1 "^[yz]" >actual &&
 392         test_cmp expected actual
 393 '
 394
 395 test_expect_success 'log grep setup' '
 396         echo a >>file &&
 397         test_tick &&
 398         GIT_AUTHOR_NAME="With * Asterisk" \
 399         GIT_AUTHOR_EMAIL="xyzzy@frotz.com" \
 400         git commit -a -m "second" &&
 401
 402         echo a >>file &&
 403         test_tick &&
 404         git commit -a -m "third" &&
 405
 406         echo a >>file &&
 407         test_tick &&
 408         GIT_AUTHOR_NAME="Night Fall" \
 409         GIT_AUTHOR_EMAIL="nitfol@frobozz.com" \
 410         git commit -a -m "fourth"
 411 '
 412
 413 test_expect_success 'log grep (1)' '
 414         git log --author=author --pretty=tformat:%s >actual &&
 415         ( echo third ; echo initial ) >expect &&
 416         test_cmp expect actual
 417 '
 418
 419 test_expect_success 'log grep (2)' '
 420         git log --author=" * " -F --pretty=tformat:%s >actual &&
 421         ( echo second ) >expect &&
 422         test_cmp expect actual
 423 '
 424
 425 test_expect_success 'log grep (3)' '
 426         git log --author="^A U" --pretty=tformat:%s >actual &&
 427         ( echo third ; echo initial ) >expect &&
 428         test_cmp expect actual
 429 '
 430
 431 test_expect_success 'log grep (4)' '
 432         git log --author="frotz\.com>$" --pretty=tformat:%s >actual &&
 433         ( echo second ) >expect &&
 434         test_cmp expect actual
 435 '
 436
 437 test_expect_success 'log grep (5)' '
 438         git log --author=Thor -F --pretty=tformat:%s >actual &&
 439         ( echo third ; echo initial ) >expect &&
 440         test_cmp expect actual
 441 '
 442
 443 test_expect_success 'log grep (6)' '
 444         git log --author=-0700  --pretty=tformat:%s >actual &&
 445         >expect &&
 446         test_cmp expect actual
 447 '
 448
 449 test_expect_success 'log --grep --author implicitly uses all-match' '
 450         # grep matches initial and second but not third
 451         # author matches only initial and third
 452         git log --author="A U Thor" --grep=s --grep=l --format=%s >actual &&
 453         echo initial >expect &&
 454         test_cmp expect actual
 455 '
 456
 457 test_expect_success 'log with multiple --author uses union' '
 458         git log --author="Thor" --author="Aster" --format=%s >actual &&
 459         {
 460             echo third && echo second && echo initial
 461         } >expect &&
 462         test_cmp expect actual
 463 '
 464
 465 test_expect_success 'log with --grep and multiple --author uses all-match' '
 466         git log --author="Thor" --author="Night" --grep=i --format=%s >actual &&
 467         {
 468             echo third && echo initial
 469         } >expect &&
 470         test_cmp expect actual
 471 '
 472
 473 test_expect_success 'log with --grep and multiple --author uses all-match' '
 474         git log --author="Thor" --author="Night" --grep=q --format=%s >actual &&
 475         >expect &&
 476         test_cmp expect actual
 477 '
 478
 479 test_expect_success 'grep with CE_VALID file' '
 480         git update-index --assume-unchanged t/t &&
 481         rm t/t &&
 482         test "$(git grep test)" = "t/t:test" &&
 483         git update-index --no-assume-unchanged t/t &&
 484         git checkout t/t
 485 '
 486
 487 cat >expected <<EOF
 488 hello.c=#include <stdio.h>
 489 hello.c:        return 0;
 490 EOF
 491
 492 test_expect_success 'grep -p with userdiff' '
 493         git config diff.custom.funcname "^#" &&
 494         echo "hello.c diff=custom" >.gitattributes &&
 495         git grep -p return >actual &&
 496         test_cmp expected actual
 497 '
 498
 499 cat >expected <<EOF
 500 hello.c=int main(int argc, const char **argv)
 501 hello.c:        return 0;
 502 EOF
 503
 504 test_expect_success 'grep -p' '
 505         rm -f .gitattributes &&
 506         git grep -p return >actual &&
 507         test_cmp expected actual
 508 '
 509
 510 cat >expected <<EOF
 511 hello.c-#include <stdio.h>
 512 hello.c=int main(int argc, const char **argv)
 513 hello.c-{
 514 hello.c-        printf("Hello world.\n");
 515 hello.c:        return 0;
 516 EOF
 517
 518 test_expect_success 'grep -p -B5' '
 519         git grep -p -B5 return >actual &&
 520         test_cmp expected actual
 521 '
 522
 523 cat >expected <<EOF
 524 hello.c=int main(int argc, const char **argv)
 525 hello.c-{
 526 hello.c-        printf("Hello world.\n");
 527 hello.c:        return 0;
 528 hello.c-        /* char ?? */
 529 hello.c-}
 530 EOF
 531
 532 test_expect_success 'grep -W' '
 533         git grep -W return >actual &&
 534         test_cmp expected actual
 535 '
 536
 537 cat >expected <<EOF
 538 hello.c=        printf("Hello world.\n");
 539 hello.c:        return 0;
 540 hello.c-        /* char ?? */
 541 EOF
 542
 543 test_expect_success 'grep -W with userdiff' '
 544         test_when_finished "rm -f .gitattributes" &&
 545         git config diff.custom.xfuncname "(printf.*|})$" &&
 546         echo "hello.c diff=custom" >.gitattributes &&
 547         git grep -W return >actual &&
 548         test_cmp expected actual
 549 '
 550
 551 test_expect_success 'grep from a subdirectory to search wider area (1)' '
 552         mkdir -p s &&
 553         (
 554                 cd s && git grep "x x x" ..
 555         )
 556 '
 557
 558 test_expect_success 'grep from a subdirectory to search wider area (2)' '
 559         mkdir -p s &&
 560         (
 561                 cd s || exit 1
 562                 ( git grep xxyyzz .. >out ; echo $? >status )
 563                 ! test -s out &&
 564                 test 1 = $(cat status)
 565         )
 566 '
 567
 568 cat >expected <<EOF
 569 hello.c:int main(int argc, const char **argv)
 570 EOF
 571
 572 test_expect_success 'grep -Fi' '
 573         git grep -Fi "CHAR *" >actual &&
 574         test_cmp expected actual
 575 '
 576
 577 test_expect_success 'outside of git repository' '
 578         rm -fr non &&
 579         mkdir -p non/git/sub &&
 580         echo hello >non/git/file1 &&
 581         echo world >non/git/sub/file2 &&
 582         {
 583                 echo file1:hello &&
 584                 echo sub/file2:world
 585         } >non/expect.full &&
 586         echo file2:world >non/expect.sub &&
 587         (
 588                 GIT_CEILING_DIRECTORIES="$(pwd)/non/git" &&
 589                 export GIT_CEILING_DIRECTORIES &&
 590                 cd non/git &&
 591                 test_must_fail git grep o &&
 592                 git grep --no-index o >../actual.full &&
 593                 test_cmp ../expect.full ../actual.full
 594                 cd sub &&
 595                 test_must_fail git grep o &&
 596                 git grep --no-index o >../../actual.sub &&
 597                 test_cmp ../../expect.sub ../../actual.sub
 598         ) &&
 599
 600         echo ".*o*" >non/git/.gitignore &&
 601         (
 602                 GIT_CEILING_DIRECTORIES="$(pwd)/non/git" &&
 603                 export GIT_CEILING_DIRECTORIES &&
 604                 cd non/git &&
 605                 test_must_fail git grep o &&
 606                 git grep --no-index --exclude-standard o >../actual.full &&
 607                 test_cmp ../expect.full ../actual.full &&
 608
 609                 {
 610                         echo ".gitignore:.*o*"
 611                         cat ../expect.full
 612                 } >../expect.with.ignored &&
 613                 git grep --no-index --no-exclude o >../actual.full &&
 614                 test_cmp ../expect.with.ignored ../actual.full
 615         )
 616 '
 617
 618 test_expect_success 'inside git repository but with --no-index' '
 619         rm -fr is &&
 620         mkdir -p is/git/sub &&
 621         echo hello >is/git/file1 &&
 622         echo world >is/git/sub/file2 &&
 623         echo ".*o*" >is/git/.gitignore &&
 624         {
 625                 echo file1:hello &&
 626                 echo sub/file2:world
 627         } >is/expect.unignored &&
 628         {
 629                 echo ".gitignore:.*o*" &&
 630                 cat is/expect.unignored
 631         } >is/expect.full &&
 632         : >is/expect.empty &&
 633         echo file2:world >is/expect.sub &&
 634         (
 635                 cd is/git &&
 636                 git init &&
 637                 test_must_fail git grep o >../actual.full &&
 638                 test_cmp ../expect.empty ../actual.full &&
 639
 640                 git grep --untracked o >../actual.unignored &&
 641                 test_cmp ../expect.unignored ../actual.unignored &&
 642
 643                 git grep --no-index o >../actual.full &&
 644                 test_cmp ../expect.full ../actual.full &&
 645
 646                 git grep --no-index --exclude-standard o >../actual.unignored &&
 647                 test_cmp ../expect.unignored ../actual.unignored &&
 648
 649                 cd sub &&
 650                 test_must_fail git grep o >../../actual.sub &&
 651                 test_cmp ../../expect.empty ../../actual.sub &&
 652
 653                 git grep --no-index o >../../actual.sub &&
 654                 test_cmp ../../expect.sub ../../actual.sub &&
 655
 656                 git grep --untracked o >../../actual.sub &&
 657                 test_cmp ../../expect.sub ../../actual.sub
 658         )
 659 '
 660
 661 test_expect_success 'setup double-dash tests' '
 662 cat >double-dash <<EOF &&
 663 --
 664 ->
 665 other
 666 EOF
 667 git add double-dash
 668 '
 669
 670 cat >expected <<EOF
 671 double-dash:->
 672 EOF
 673 test_expect_success 'grep -- pattern' '
 674         git grep -- "->" >actual &&
 675         test_cmp expected actual
 676 '
 677 test_expect_success 'grep -- pattern -- pathspec' '
 678         git grep -- "->" -- double-dash >actual &&
 679         test_cmp expected actual
 680 '
 681 test_expect_success 'grep -e pattern -- path' '
 682         git grep -e "->" -- double-dash >actual &&
 683         test_cmp expected actual
 684 '
 685
 686 cat >expected <<EOF
 687 double-dash:--
 688 EOF
 689 test_expect_success 'grep -e -- -- path' '
 690         git grep -e -- -- double-dash >actual &&
 691         test_cmp expected actual
 692 '
 693
 694 cat >expected <<EOF
 695 hello.c:int main(int argc, const char **argv)
 696 hello.c:        printf("Hello world.\n");
 697 EOF
 698
 699 test_expect_success LIBPCRE 'grep --perl-regexp pattern' '
 700         git grep --perl-regexp "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 701         test_cmp expected actual
 702 '
 703
 704 test_expect_success LIBPCRE 'grep -P pattern' '
 705         git grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 706         test_cmp expected actual
 707 '
 708
 709 test_expect_success 'grep pattern with grep.extendedRegexp=true' '
 710         >empty &&
 711         test_must_fail git -c grep.extendedregexp=true \
 712                 grep "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 713         test_cmp empty actual
 714 '
 715
 716 test_expect_success LIBPCRE 'grep -P pattern with grep.extendedRegexp=true' '
 717         git -c grep.extendedregexp=true \
 718                 grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 719         test_cmp expected actual
 720 '
 721
 722 test_expect_success LIBPCRE 'grep -P -v pattern' '
 723         {
 724                 echo "ab:a+b*c"
 725                 echo "ab:a+bc"
 726         } >expected &&
 727         git grep -P -v "abc" ab >actual &&
 728         test_cmp expected actual
 729 '
 730
 731 test_expect_success LIBPCRE 'grep -P -i pattern' '
 732         cat >expected <<-EOF &&
 733         hello.c:        printf("Hello world.\n");
 734         EOF
 735         git grep -P -i "PRINTF\([^\d]+\)" hello.c >actual &&
 736         test_cmp expected actual
 737 '
 738
 739 test_expect_success LIBPCRE 'grep -P -w pattern' '
 740         {
 741                 echo "hello_world:Hello world"
 742                 echo "hello_world:HeLLo world"
 743         } >expected &&
 744         git grep -P -w "He((?i)ll)o" hello_world >actual &&
 745         test_cmp expected actual
 746 '
 747
 748 test_expect_success 'grep -G invalidpattern properly dies ' '
 749         test_must_fail git grep -G "a["
 750 '
 751
 752 test_expect_success 'grep -E invalidpattern properly dies ' '
 753         test_must_fail git grep -E "a["
 754 '
 755
 756 test_expect_success LIBPCRE 'grep -P invalidpattern properly dies ' '
 757         test_must_fail git grep -P "a["
 758 '
 759
 760 test_expect_success 'grep -G -E -F pattern' '
 761         echo "ab:a+b*c" >expected &&
 762         git grep -G -E -F "a+b*c" ab >actual &&
 763         test_cmp expected actual
 764 '
 765
 766 test_expect_success 'grep -E -F -G pattern' '
 767         echo "ab:a+bc" >expected &&
 768         git grep -E -F -G "a+b*c" ab >actual &&
 769         test_cmp expected actual
 770 '
 771
 772 test_expect_success 'grep -F -G -E pattern' '
 773         echo "ab:abc" >expected &&
 774         git grep -F -G -E "a+b*c" ab >actual &&
 775         test_cmp expected actual
 776 '
 777
 778 test_expect_success 'grep -G -F -P -E pattern' '
 779         >empty &&
 780         test_must_fail git grep -G -F -P -E "a\x{2b}b\x{2a}c" ab >actual &&
 781         test_cmp empty actual
 782 '
 783
 784 test_expect_success LIBPCRE 'grep -G -F -E -P pattern' '
 785         echo "ab:a+b*c" >expected &&
 786         git grep -G -F -E -P "a\x{2b}b\x{2a}c" ab >actual &&
 787         test_cmp expected actual
 788 '
 789
 790 test_config() {
 791         git config "$1" "$2" &&
 792         test_when_finished "git config --unset $1"
 793 }
 794
 795 cat >expected <<EOF
 796 hello.c<RED>:<RESET>int main(int argc, const char **argv)
 797 hello.c<RED>-<RESET>{
 798 <RED>--<RESET>
 799 hello.c<RED>:<RESET>    /* char ?? */
 800 hello.c<RED>-<RESET>}
 801 <RED>--<RESET>
 802 hello_world<RED>:<RESET>Hello_world
 803 hello_world<RED>-<RESET>HeLLo_world
 804 EOF
 805
 806 test_expect_success 'grep --color, separator' '
 807         test_config color.grep.context          normal &&
 808         test_config color.grep.filename         normal &&
 809         test_config color.grep.function         normal &&
 810         test_config color.grep.linenumber       normal &&
 811         test_config color.grep.match            normal &&
 812         test_config color.grep.selected         normal &&
 813         test_config color.grep.separator        red &&
 814
 815         git grep --color=always -A1 -e char -e lo_w hello.c hello_world |
 816         test_decode_color >actual &&
 817         test_cmp expected actual
 818 '
 819
 820 cat >expected <<EOF
 821 hello.c:int main(int argc, const char **argv)
 822 hello.c:        /* char ?? */
 823
 824 hello_world:Hello_world
 825 EOF
 826
 827 test_expect_success 'grep --break' '
 828         git grep --break -e char -e lo_w hello.c hello_world >actual &&
 829         test_cmp expected actual
 830 '
 831
 832 cat >expected <<EOF
 833 hello.c:int main(int argc, const char **argv)
 834 hello.c-{
 835 --
 836 hello.c:        /* char ?? */
 837 hello.c-}
 838
 839 hello_world:Hello_world
 840 hello_world-HeLLo_world
 841 EOF
 842
 843 test_expect_success 'grep --break with context' '
 844         git grep --break -A1 -e char -e lo_w hello.c hello_world >actual &&
 845         test_cmp expected actual
 846 '
 847
 848 cat >expected <<EOF
 849 hello.c
 850 int main(int argc, const char **argv)
 851         /* char ?? */
 852 hello_world
 853 Hello_world
 854 EOF
 855
 856 test_expect_success 'grep --heading' '
 857         git grep --heading -e char -e lo_w hello.c hello_world >actual &&
 858         test_cmp expected actual
 859 '
 860
 861 cat >expected <<EOF
 862 <BOLD;GREEN>hello.c<RESET>
 863 2:int main(int argc, const <BLACK;BYELLOW>char<RESET> **argv)
 864 6:      /* <BLACK;BYELLOW>char<RESET> ?? */
 865
 866 <BOLD;GREEN>hello_world<RESET>
 867 3:Hel<BLACK;BYELLOW>lo_w<RESET>orld
 868 EOF
 869
 870 test_expect_success 'mimic ack-grep --group' '
 871         test_config color.grep.context          normal &&
 872         test_config color.grep.filename         "bold green" &&
 873         test_config color.grep.function         normal &&
 874         test_config color.grep.linenumber       normal &&
 875         test_config color.grep.match            "black yellow" &&
 876         test_config color.grep.selected         normal &&
 877         test_config color.grep.separator        normal &&
 878
 879         git grep --break --heading -n --color \
 880                 -e char -e lo_w hello.c hello_world |
 881         test_decode_color >actual &&
 882         test_cmp expected actual
 883 '
 884
 885 test_done