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" $H >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 $L with grep.extendedRegexp=false" '
 243                 echo "${HC}ab:a+bc" >expected &&
 244                 git -c grep.extendedRegexp=false grep "a+b*c" $H ab >actual &&
 245                 test_cmp expected actual
 246         '
 247
 248         test_expect_success "grep $L with grep.extendedRegexp=true" '
 249                 echo "${HC}ab:abc" >expected &&
 250                 git -c grep.extendedRegexp=true grep "a+b*c" $H ab >actual &&
 251                 test_cmp expected actual
 252         '
 253
 254         test_expect_success "grep $L with grep.patterntype=basic" '
 255                 echo "${HC}ab:a+bc" >expected &&
 256                 git -c grep.patterntype=basic grep "a+b*c" $H ab >actual &&
 257                 test_cmp expected actual
 258         '
 259
 260         test_expect_success "grep $L with grep.patterntype=extended" '
 261                 echo "${HC}ab:abc" >expected &&
 262                 git -c grep.patterntype=extended grep "a+b*c" $H ab >actual &&
 263                 test_cmp expected actual
 264         '
 265
 266         test_expect_success "grep $L with grep.patterntype=fixed" '
 267                 echo "${HC}ab:a+b*c" >expected &&
 268                 git -c grep.patterntype=fixed grep "a+b*c" $H ab >actual &&
 269                 test_cmp expected actual
 270         '
 271
 272         test_expect_success LIBPCRE "grep $L with grep.patterntype=perl" '
 273                 echo "${HC}ab:a+b*c" >expected &&
 274                 git -c grep.patterntype=perl grep "a\x{2b}b\x{2a}c" $H ab >actual &&
 275                 test_cmp expected actual
 276         '
 277
 278         test_expect_success "grep $L with grep.patternType=default and grep.extendedRegexp=true" '
 279                 echo "${HC}ab:abc" >expected &&
 280                 git \
 281                         -c grep.patternType=default \
 282                         -c grep.extendedRegexp=true \
 283                         grep "a+b*c" $H ab >actual &&
 284                 test_cmp expected actual
 285         '
 286
 287         test_expect_success "grep $L with grep.extendedRegexp=true and grep.patternType=default" '
 288                 echo "${HC}ab:abc" >expected &&
 289                 git \
 290                         -c grep.extendedRegexp=true \
 291                         -c grep.patternType=default \
 292                         grep "a+b*c" $H ab >actual &&
 293                 test_cmp expected actual
 294         '
 295
 296         test_expect_success "grep $L with grep.patternType=extended and grep.extendedRegexp=false" '
 297                 echo "${HC}ab:abc" >expected &&
 298                 git \
 299                         -c grep.patternType=extended \
 300                         -c grep.extendedRegexp=false \
 301                         grep "a+b*c" $H ab >actual &&
 302                 test_cmp expected actual
 303         '
 304
 305         test_expect_success "grep $L with grep.patternType=basic and grep.extendedRegexp=true" '
 306                 echo "${HC}ab:a+bc" >expected &&
 307                 git \
 308                         -c grep.patternType=basic \
 309                         -c grep.extendedRegexp=true \
 310                         grep "a+b*c" $H ab >actual &&
 311                 test_cmp expected actual
 312         '
 313
 314         test_expect_success "grep $L with grep.extendedRegexp=false and grep.patternType=extended" '
 315                 echo "${HC}ab:abc" >expected &&
 316                 git \
 317                         -c grep.extendedRegexp=false \
 318                         -c grep.patternType=extended \
 319                         grep "a+b*c" $H ab >actual &&
 320                 test_cmp expected actual
 321         '
 322
 323         test_expect_success "grep $L with grep.extendedRegexp=true and grep.patternType=basic" '
 324                 echo "${HC}ab:a+bc" >expected &&
 325                 git \
 326                         -c grep.extendedRegexp=true \
 327                         -c grep.patternType=basic \
 328                         grep "a+b*c" $H ab >actual &&
 329                 test_cmp expected actual
 330         '
 331
 332         test_expect_success "grep --count $L" '
 333                 echo ${HC}ab:3 >expected &&
 334                 git grep --count -e b $H -- ab >actual &&
 335                 test_cmp expected actual
 336         '
 337
 338         test_expect_success "grep --count -h $L" '
 339                 echo 3 >expected &&
 340                 git grep --count -h -e b $H -- ab >actual &&
 341                 test_cmp expected actual
 342         '
 343 done
 344
 345 cat >expected <<EOF
 346 file
 347 EOF
 348 test_expect_success 'grep -l -C' '
 349         git grep -l -C1 foo >actual &&
 350         test_cmp expected actual
 351 '
 352
 353 cat >expected <<EOF
 354 file:5
 355 EOF
 356 test_expect_success 'grep -l -C' '
 357         git grep -c -C1 foo >actual &&
 358         test_cmp expected actual
 359 '
 360
 361 test_expect_success 'grep -L -C' '
 362         git ls-files >expected &&
 363         git grep -L -C1 nonexistent_string >actual &&
 364         test_cmp expected actual
 365 '
 366
 367 cat >expected <<EOF
 368 file:foo mmap bar_mmap
 369 EOF
 370
 371 test_expect_success 'grep -e A --and -e B' '
 372         git grep -e "foo mmap" --and -e bar_mmap >actual &&
 373         test_cmp expected actual
 374 '
 375
 376 cat >expected <<EOF
 377 file:foo_mmap bar mmap
 378 file:foo_mmap bar mmap baz
 379 EOF
 380
 381
 382 test_expect_success 'grep ( -e A --or -e B ) --and -e B' '
 383         git grep \( -e foo_ --or -e baz \) \
 384                 --and -e " mmap" >actual &&
 385         test_cmp expected actual
 386 '
 387
 388 cat >expected <<EOF
 389 file:foo mmap bar
 390 EOF
 391
 392 test_expect_success 'grep -e A --and --not -e B' '
 393         git grep -e "foo mmap" --and --not -e bar_mmap >actual &&
 394         test_cmp expected actual
 395 '
 396
 397 test_expect_success 'grep should ignore GREP_OPTIONS' '
 398         GREP_OPTIONS=-v git grep " mmap bar\$" >actual &&
 399         test_cmp expected actual
 400 '
 401
 402 test_expect_success 'grep -f, non-existent file' '
 403         test_must_fail git grep -f patterns
 404 '
 405
 406 cat >expected <<EOF
 407 file:foo mmap bar
 408 file:foo_mmap bar
 409 file:foo_mmap bar mmap
 410 file:foo mmap bar_mmap
 411 file:foo_mmap bar mmap baz
 412 EOF
 413
 414 cat >pattern <<EOF
 415 mmap
 416 EOF
 417
 418 test_expect_success 'grep -f, one pattern' '
 419         git grep -f pattern >actual &&
 420         test_cmp expected actual
 421 '
 422
 423 cat >expected <<EOF
 424 file:foo mmap bar
 425 file:foo_mmap bar
 426 file:foo_mmap bar mmap
 427 file:foo mmap bar_mmap
 428 file:foo_mmap bar mmap baz
 429 t/a/v:vvv
 430 t/v:vvv
 431 v:vvv
 432 EOF
 433
 434 cat >patterns <<EOF
 435 mmap
 436 vvv
 437 EOF
 438
 439 test_expect_success 'grep -f, multiple patterns' '
 440         git grep -f patterns >actual &&
 441         test_cmp expected actual
 442 '
 443
 444 test_expect_success 'grep, multiple patterns' '
 445         git grep "$(cat patterns)" >actual &&
 446         test_cmp expected actual
 447 '
 448
 449 cat >expected <<EOF
 450 file:foo mmap bar
 451 file:foo_mmap bar
 452 file:foo_mmap bar mmap
 453 file:foo mmap bar_mmap
 454 file:foo_mmap bar mmap baz
 455 t/a/v:vvv
 456 t/v:vvv
 457 v:vvv
 458 EOF
 459
 460 cat >patterns <<EOF
 461
 462 mmap
 463
 464 vvv
 465
 466 EOF
 467
 468 test_expect_success 'grep -f, ignore empty lines' '
 469         git grep -f patterns >actual &&
 470         test_cmp expected actual
 471 '
 472
 473 test_expect_success 'grep -f, ignore empty lines, read patterns from stdin' '
 474         git grep -f - <patterns >actual &&
 475         test_cmp expected actual
 476 '
 477
 478 cat >expected <<EOF
 479 y:y yy
 480 --
 481 z:zzz
 482 EOF
 483
 484 test_expect_success 'grep -q, silently report matches' '
 485         >empty &&
 486         git grep -q mmap >actual &&
 487         test_cmp empty actual &&
 488         test_must_fail git grep -q qfwfq >actual &&
 489         test_cmp empty actual
 490 '
 491
 492 test_expect_success 'grep -C1 hunk mark between files' '
 493         git grep -C1 "^[yz]" >actual &&
 494         test_cmp expected actual
 495 '
 496
 497 test_expect_success 'log grep setup' '
 498         echo a >>file &&
 499         test_tick &&
 500         GIT_AUTHOR_NAME="With * Asterisk" \
 501         GIT_AUTHOR_EMAIL="xyzzy@frotz.com" \
 502         git commit -a -m "second" &&
 503
 504         echo a >>file &&
 505         test_tick &&
 506         git commit -a -m "third" &&
 507
 508         echo a >>file &&
 509         test_tick &&
 510         GIT_AUTHOR_NAME="Night Fall" \
 511         GIT_AUTHOR_EMAIL="nitfol@frobozz.com" \
 512         git commit -a -m "fourth"
 513 '
 514
 515 test_expect_success 'log grep (1)' '
 516         git log --author=author --pretty=tformat:%s >actual &&
 517         {
 518                 echo third && echo initial
 519         } >expect &&
 520         test_cmp expect actual
 521 '
 522
 523 test_expect_success 'log grep (2)' '
 524         git log --author=" * " -F --pretty=tformat:%s >actual &&
 525         {
 526                 echo second
 527         } >expect &&
 528         test_cmp expect actual
 529 '
 530
 531 test_expect_success 'log grep (3)' '
 532         git log --author="^A U" --pretty=tformat:%s >actual &&
 533         {
 534                 echo third && echo initial
 535         } >expect &&
 536         test_cmp expect actual
 537 '
 538
 539 test_expect_success 'log grep (4)' '
 540         git log --author="frotz\.com>$" --pretty=tformat:%s >actual &&
 541         {
 542                 echo second
 543         } >expect &&
 544         test_cmp expect actual
 545 '
 546
 547 test_expect_success 'log grep (5)' '
 548         git log --author=Thor -F --pretty=tformat:%s >actual &&
 549         {
 550                 echo third && echo initial
 551         } >expect &&
 552         test_cmp expect actual
 553 '
 554
 555 test_expect_success 'log grep (6)' '
 556         git log --author=-0700  --pretty=tformat:%s >actual &&
 557         >expect &&
 558         test_cmp expect actual
 559 '
 560
 561 test_expect_success 'log grep (7)' '
 562         git log -g --grep-reflog="commit: third" --pretty=tformat:%s >actual &&
 563         echo third >expect &&
 564         test_cmp expect actual
 565 '
 566
 567 test_expect_success 'log grep (8)' '
 568         git log -g --grep-reflog="commit: third" --grep-reflog="commit: second" --pretty=tformat:%s >actual &&
 569         {
 570                 echo third && echo second
 571         } >expect &&
 572         test_cmp expect actual
 573 '
 574
 575 test_expect_success 'log grep (9)' '
 576         git log -g --grep-reflog="commit: third" --author="Thor" --pretty=tformat:%s >actual &&
 577         echo third >expect &&
 578         test_cmp expect actual
 579 '
 580
 581 test_expect_success 'log grep (9)' '
 582         git log -g --grep-reflog="commit: third" --author="non-existant" --pretty=tformat:%s >actual &&
 583         : >expect &&
 584         test_cmp expect actual
 585 '
 586
 587 test_expect_success 'log --grep-reflog can only be used under -g' '
 588         test_must_fail git log --grep-reflog="commit: third"
 589 '
 590
 591 test_expect_success 'log with multiple --grep uses union' '
 592         git log --grep=i --grep=r --format=%s >actual &&
 593         {
 594                 echo fourth && echo third && echo initial
 595         } >expect &&
 596         test_cmp expect actual
 597 '
 598
 599 test_expect_success 'log --all-match with multiple --grep uses intersection' '
 600         git log --all-match --grep=i --grep=r --format=%s >actual &&
 601         {
 602                 echo third
 603         } >expect &&
 604         test_cmp expect actual
 605 '
 606
 607 test_expect_success 'log with multiple --author uses union' '
 608         git log --author="Thor" --author="Aster" --format=%s >actual &&
 609         {
 610             echo third && echo second && echo initial
 611         } >expect &&
 612         test_cmp expect actual
 613 '
 614
 615 test_expect_success 'log --all-match with multiple --author still uses union' '
 616         git log --all-match --author="Thor" --author="Aster" --format=%s >actual &&
 617         {
 618             echo third && echo second && echo initial
 619         } >expect &&
 620         test_cmp expect actual
 621 '
 622
 623 test_expect_success 'log --grep --author uses intersection' '
 624         # grep matches only third and fourth
 625         # author matches only initial and third
 626         git log --author="A U Thor" --grep=r --format=%s >actual &&
 627         {
 628                 echo third
 629         } >expect &&
 630         test_cmp expect actual
 631 '
 632
 633 test_expect_success 'log --grep --grep --author takes union of greps and intersects with author' '
 634         # grep matches initial and second but not third
 635         # author matches only initial and third
 636         git log --author="A U Thor" --grep=s --grep=l --format=%s >actual &&
 637         {
 638                 echo initial
 639         } >expect &&
 640         test_cmp expect actual
 641 '
 642
 643 test_expect_success 'log ---all-match -grep --author --author still takes union of authors and intersects with grep' '
 644         # grep matches only initial and third
 645         # author matches all but second
 646         git log --all-match --author="Thor" --author="Night" --grep=i --format=%s >actual &&
 647         {
 648             echo third && echo initial
 649         } >expect &&
 650         test_cmp expect actual
 651 '
 652
 653 test_expect_success 'log --grep --author --author takes union of authors and intersects with grep' '
 654         # grep matches only initial and third
 655         # author matches all but second
 656         git log --author="Thor" --author="Night" --grep=i --format=%s >actual &&
 657         {
 658             echo third && echo initial
 659         } >expect &&
 660         test_cmp expect actual
 661 '
 662
 663 test_expect_success 'log --all-match --grep --grep --author takes intersection' '
 664         # grep matches only third
 665         # author matches only initial and third
 666         git log --all-match --author="A U Thor" --grep=i --grep=r --format=%s >actual &&
 667         {
 668                 echo third
 669         } >expect &&
 670         test_cmp expect actual
 671 '
 672
 673 test_expect_success 'log --author does not search in timestamp' '
 674         : >expect &&
 675         git log --author="$GIT_AUTHOR_DATE" >actual &&
 676         test_cmp expect actual
 677 '
 678
 679 test_expect_success 'log --committer does not search in timestamp' '
 680         : >expect &&
 681         git log --committer="$GIT_COMMITTER_DATE" >actual &&
 682         test_cmp expect actual
 683 '
 684
 685 test_expect_success 'grep with CE_VALID file' '
 686         git update-index --assume-unchanged t/t &&
 687         rm t/t &&
 688         test "$(git grep test)" = "t/t:test" &&
 689         git update-index --no-assume-unchanged t/t &&
 690         git checkout t/t
 691 '
 692
 693 cat >expected <<EOF
 694 hello.c=#include <stdio.h>
 695 hello.c:        return 0;
 696 EOF
 697
 698 test_expect_success 'grep -p with userdiff' '
 699         git config diff.custom.funcname "^#" &&
 700         echo "hello.c diff=custom" >.gitattributes &&
 701         git grep -p return >actual &&
 702         test_cmp expected actual
 703 '
 704
 705 cat >expected <<EOF
 706 hello.c=int main(int argc, const char **argv)
 707 hello.c:        return 0;
 708 EOF
 709
 710 test_expect_success 'grep -p' '
 711         rm -f .gitattributes &&
 712         git grep -p return >actual &&
 713         test_cmp expected actual
 714 '
 715
 716 cat >expected <<EOF
 717 hello.c-#include <stdio.h>
 718 hello.c=int main(int argc, const char **argv)
 719 hello.c-{
 720 hello.c-        printf("Hello world.\n");
 721 hello.c:        return 0;
 722 EOF
 723
 724 test_expect_success 'grep -p -B5' '
 725         git grep -p -B5 return >actual &&
 726         test_cmp expected actual
 727 '
 728
 729 cat >expected <<EOF
 730 hello.c=int main(int argc, const char **argv)
 731 hello.c-{
 732 hello.c-        printf("Hello world.\n");
 733 hello.c:        return 0;
 734 hello.c-        /* char ?? */
 735 hello.c-}
 736 EOF
 737
 738 test_expect_success 'grep -W' '
 739         git grep -W return >actual &&
 740         test_cmp expected actual
 741 '
 742
 743 cat >expected <<EOF
 744 hello.c=        printf("Hello world.\n");
 745 hello.c:        return 0;
 746 hello.c-        /* char ?? */
 747 EOF
 748
 749 test_expect_success 'grep -W with userdiff' '
 750         test_when_finished "rm -f .gitattributes" &&
 751         git config diff.custom.xfuncname "(printf.*|})$" &&
 752         echo "hello.c diff=custom" >.gitattributes &&
 753         git grep -W return >actual &&
 754         test_cmp expected actual
 755 '
 756
 757 test_expect_success 'grep from a subdirectory to search wider area (1)' '
 758         mkdir -p s &&
 759         (
 760                 cd s && git grep "x x x" ..
 761         )
 762 '
 763
 764 test_expect_success 'grep from a subdirectory to search wider area (2)' '
 765         mkdir -p s &&
 766         (
 767                 cd s || exit 1
 768                 ( git grep xxyyzz .. >out ; echo $? >status )
 769                 ! test -s out &&
 770                 test 1 = $(cat status)
 771         )
 772 '
 773
 774 cat >expected <<EOF
 775 hello.c:int main(int argc, const char **argv)
 776 EOF
 777
 778 test_expect_success 'grep -Fi' '
 779         git grep -Fi "CHAR *" >actual &&
 780         test_cmp expected actual
 781 '
 782
 783 test_expect_success 'outside of git repository' '
 784         rm -fr non &&
 785         mkdir -p non/git/sub &&
 786         echo hello >non/git/file1 &&
 787         echo world >non/git/sub/file2 &&
 788         {
 789                 echo file1:hello &&
 790                 echo sub/file2:world
 791         } >non/expect.full &&
 792         echo file2:world >non/expect.sub &&
 793         (
 794                 GIT_CEILING_DIRECTORIES="$(pwd)/non/git" &&
 795                 export GIT_CEILING_DIRECTORIES &&
 796                 cd non/git &&
 797                 test_must_fail git grep o &&
 798                 git grep --no-index o >../actual.full &&
 799                 test_cmp ../expect.full ../actual.full
 800                 cd sub &&
 801                 test_must_fail git grep o &&
 802                 git grep --no-index o >../../actual.sub &&
 803                 test_cmp ../../expect.sub ../../actual.sub
 804         ) &&
 805
 806         echo ".*o*" >non/git/.gitignore &&
 807         (
 808                 GIT_CEILING_DIRECTORIES="$(pwd)/non/git" &&
 809                 export GIT_CEILING_DIRECTORIES &&
 810                 cd non/git &&
 811                 test_must_fail git grep o &&
 812                 git grep --no-index --exclude-standard o >../actual.full &&
 813                 test_cmp ../expect.full ../actual.full &&
 814
 815                 {
 816                         echo ".gitignore:.*o*"
 817                         cat ../expect.full
 818                 } >../expect.with.ignored &&
 819                 git grep --no-index --no-exclude o >../actual.full &&
 820                 test_cmp ../expect.with.ignored ../actual.full
 821         )
 822 '
 823
 824 test_expect_success 'inside git repository but with --no-index' '
 825         rm -fr is &&
 826         mkdir -p is/git/sub &&
 827         echo hello >is/git/file1 &&
 828         echo world >is/git/sub/file2 &&
 829         echo ".*o*" >is/git/.gitignore &&
 830         {
 831                 echo file1:hello &&
 832                 echo sub/file2:world
 833         } >is/expect.unignored &&
 834         {
 835                 echo ".gitignore:.*o*" &&
 836                 cat is/expect.unignored
 837         } >is/expect.full &&
 838         : >is/expect.empty &&
 839         echo file2:world >is/expect.sub &&
 840         (
 841                 cd is/git &&
 842                 git init &&
 843                 test_must_fail git grep o >../actual.full &&
 844                 test_cmp ../expect.empty ../actual.full &&
 845
 846                 git grep --untracked o >../actual.unignored &&
 847                 test_cmp ../expect.unignored ../actual.unignored &&
 848
 849                 git grep --no-index o >../actual.full &&
 850                 test_cmp ../expect.full ../actual.full &&
 851
 852                 git grep --no-index --exclude-standard o >../actual.unignored &&
 853                 test_cmp ../expect.unignored ../actual.unignored &&
 854
 855                 cd sub &&
 856                 test_must_fail git grep o >../../actual.sub &&
 857                 test_cmp ../../expect.empty ../../actual.sub &&
 858
 859                 git grep --no-index o >../../actual.sub &&
 860                 test_cmp ../../expect.sub ../../actual.sub &&
 861
 862                 git grep --untracked o >../../actual.sub &&
 863                 test_cmp ../../expect.sub ../../actual.sub
 864         )
 865 '
 866
 867 test_expect_success 'setup double-dash tests' '
 868 cat >double-dash <<EOF &&
 869 --
 870 ->
 871 other
 872 EOF
 873 git add double-dash
 874 '
 875
 876 cat >expected <<EOF
 877 double-dash:->
 878 EOF
 879 test_expect_success 'grep -- pattern' '
 880         git grep -- "->" >actual &&
 881         test_cmp expected actual
 882 '
 883 test_expect_success 'grep -- pattern -- pathspec' '
 884         git grep -- "->" -- double-dash >actual &&
 885         test_cmp expected actual
 886 '
 887 test_expect_success 'grep -e pattern -- path' '
 888         git grep -e "->" -- double-dash >actual &&
 889         test_cmp expected actual
 890 '
 891
 892 cat >expected <<EOF
 893 double-dash:--
 894 EOF
 895 test_expect_success 'grep -e -- -- path' '
 896         git grep -e -- -- double-dash >actual &&
 897         test_cmp expected actual
 898 '
 899
 900 cat >expected <<EOF
 901 hello.c:int main(int argc, const char **argv)
 902 hello.c:        printf("Hello world.\n");
 903 EOF
 904
 905 test_expect_success LIBPCRE 'grep --perl-regexp pattern' '
 906         git grep --perl-regexp "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 907         test_cmp expected actual
 908 '
 909
 910 test_expect_success LIBPCRE 'grep -P pattern' '
 911         git grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 912         test_cmp expected actual
 913 '
 914
 915 test_expect_success 'grep pattern with grep.extendedRegexp=true' '
 916         >empty &&
 917         test_must_fail git -c grep.extendedregexp=true \
 918                 grep "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 919         test_cmp empty actual
 920 '
 921
 922 test_expect_success LIBPCRE 'grep -P pattern with grep.extendedRegexp=true' '
 923         git -c grep.extendedregexp=true \
 924                 grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 925         test_cmp expected actual
 926 '
 927
 928 test_expect_success LIBPCRE 'grep -P -v pattern' '
 929         {
 930                 echo "ab:a+b*c"
 931                 echo "ab:a+bc"
 932         } >expected &&
 933         git grep -P -v "abc" ab >actual &&
 934         test_cmp expected actual
 935 '
 936
 937 test_expect_success LIBPCRE 'grep -P -i pattern' '
 938         cat >expected <<-EOF &&
 939         hello.c:        printf("Hello world.\n");
 940         EOF
 941         git grep -P -i "PRINTF\([^\d]+\)" hello.c >actual &&
 942         test_cmp expected actual
 943 '
 944
 945 test_expect_success LIBPCRE 'grep -P -w pattern' '
 946         {
 947                 echo "hello_world:Hello world"
 948                 echo "hello_world:HeLLo world"
 949         } >expected &&
 950         git grep -P -w "He((?i)ll)o" hello_world >actual &&
 951         test_cmp expected actual
 952 '
 953
 954 test_expect_success 'grep -G invalidpattern properly dies ' '
 955         test_must_fail git grep -G "a["
 956 '
 957
 958 test_expect_success 'grep invalidpattern properly dies with grep.patternType=basic' '
 959         test_must_fail git -c grep.patterntype=basic grep "a["
 960 '
 961
 962 test_expect_success 'grep -E invalidpattern properly dies ' '
 963         test_must_fail git grep -E "a["
 964 '
 965
 966 test_expect_success 'grep invalidpattern properly dies with grep.patternType=extended' '
 967         test_must_fail git -c grep.patterntype=extended grep "a["
 968 '
 969
 970 test_expect_success LIBPCRE 'grep -P invalidpattern properly dies ' '
 971         test_must_fail git grep -P "a["
 972 '
 973
 974 test_expect_success LIBPCRE 'grep invalidpattern properly dies with grep.patternType=perl' '
 975         test_must_fail git -c grep.patterntype=perl grep "a["
 976 '
 977
 978 test_expect_success 'grep -G -E -F pattern' '
 979         echo "ab:a+b*c" >expected &&
 980         git grep -G -E -F "a+b*c" ab >actual &&
 981         test_cmp expected actual
 982 '
 983
 984 test_expect_success 'grep pattern with grep.patternType=basic, =extended, =fixed' '
 985         echo "ab:a+b*c" >expected &&
 986         git \
 987                 -c grep.patterntype=basic \
 988                 -c grep.patterntype=extended \
 989                 -c grep.patterntype=fixed \
 990                 grep "a+b*c" ab >actual &&
 991         test_cmp expected actual
 992 '
 993
 994 test_expect_success 'grep -E -F -G pattern' '
 995         echo "ab:a+bc" >expected &&
 996         git grep -E -F -G "a+b*c" ab >actual &&
 997         test_cmp expected actual
 998 '
 999
1000 test_expect_success 'grep pattern with grep.patternType=extended, =fixed, =basic' '
1001         echo "ab:a+bc" >expected &&
1002         git \
1003                 -c grep.patterntype=extended \
1004                 -c grep.patterntype=fixed \
1005                 -c grep.patterntype=basic \
1006                 grep "a+b*c" ab >actual &&
1007         test_cmp expected actual
1008 '
1009
1010 test_expect_success 'grep -F -G -E pattern' '
1011         echo "ab:abc" >expected &&
1012         git grep -F -G -E "a+b*c" ab >actual &&
1013         test_cmp expected actual
1014 '
1015
1016 test_expect_success 'grep pattern with grep.patternType=fixed, =basic, =extended' '
1017         echo "ab:abc" >expected &&
1018         git \
1019                 -c grep.patterntype=fixed \
1020                 -c grep.patterntype=basic \
1021                 -c grep.patterntype=extended \
1022                 grep "a+b*c" ab >actual &&
1023         test_cmp expected actual
1024 '
1025
1026 test_expect_success 'grep -G -F -P -E pattern' '
1027         >empty &&
1028         test_must_fail git grep -G -F -P -E "a\x{2b}b\x{2a}c" ab >actual &&
1029         test_cmp empty actual
1030 '
1031
1032 test_expect_success 'grep pattern with grep.patternType=fixed, =basic, =perl, =extended' '
1033         >empty &&
1034         test_must_fail git \
1035                 -c grep.patterntype=fixed \
1036                 -c grep.patterntype=basic \
1037                 -c grep.patterntype=perl \
1038                 -c grep.patterntype=extended \
1039                 grep "a\x{2b}b\x{2a}c" ab >actual &&
1040         test_cmp empty actual
1041 '
1042
1043 test_expect_success LIBPCRE 'grep -G -F -E -P pattern' '
1044         echo "ab:a+b*c" >expected &&
1045         git grep -G -F -E -P "a\x{2b}b\x{2a}c" ab >actual &&
1046         test_cmp expected actual
1047 '
1048
1049 test_expect_success LIBPCRE 'grep pattern with grep.patternType=fixed, =basic, =extended, =perl' '
1050         echo "ab:a+b*c" >expected &&
1051         git \
1052                 -c grep.patterntype=fixed \
1053                 -c grep.patterntype=basic \
1054                 -c grep.patterntype=extended \
1055                 -c grep.patterntype=perl \
1056                 grep "a\x{2b}b\x{2a}c" ab >actual &&
1057         test_cmp expected actual
1058 '
1059
1060 test_expect_success LIBPCRE 'grep -P pattern with grep.patternType=fixed' '
1061         echo "ab:a+b*c" >expected &&
1062         git \
1063                 -c grep.patterntype=fixed \
1064                 grep -P "a\x{2b}b\x{2a}c" ab >actual &&
1065         test_cmp expected actual
1066 '
1067
1068 test_expect_success 'grep -F pattern with grep.patternType=basic' '
1069         echo "ab:a+b*c" >expected &&
1070         git \
1071                 -c grep.patterntype=basic \
1072                 grep -F "*c" ab >actual &&
1073         test_cmp expected actual
1074 '
1075
1076 test_expect_success 'grep -G pattern with grep.patternType=fixed' '
1077         {
1078                 echo "ab:a+b*c"
1079                 echo "ab:a+bc"
1080         } >expected &&
1081         git \
1082                 -c grep.patterntype=fixed \
1083                 grep -G "a+b" ab >actual &&
1084         test_cmp expected actual
1085 '
1086
1087 test_expect_success 'grep -E pattern with grep.patternType=fixed' '
1088         {
1089                 echo "ab:a+b*c"
1090                 echo "ab:a+bc"
1091                 echo "ab:abc"
1092         } >expected &&
1093         git \
1094                 -c grep.patterntype=fixed \
1095                 grep -E "a+" ab >actual &&
1096         test_cmp expected actual
1097 '
1098
1099 test_config() {
1100         git config "$1" "$2" &&
1101         test_when_finished "git config --unset $1"
1102 }
1103
1104 cat >expected <<EOF
1105 hello.c<RED>:<RESET>int main(int argc, const char **argv)
1106 hello.c<RED>-<RESET>{
1107 <RED>--<RESET>
1108 hello.c<RED>:<RESET>    /* char ?? */
1109 hello.c<RED>-<RESET>}
1110 <RED>--<RESET>
1111 hello_world<RED>:<RESET>Hello_world
1112 hello_world<RED>-<RESET>HeLLo_world
1113 EOF
1114
1115 test_expect_success 'grep --color, separator' '
1116         test_config color.grep.context          normal &&
1117         test_config color.grep.filename         normal &&
1118         test_config color.grep.function         normal &&
1119         test_config color.grep.linenumber       normal &&
1120         test_config color.grep.match            normal &&
1121         test_config color.grep.selected         normal &&
1122         test_config color.grep.separator        red &&
1123
1124         git grep --color=always -A1 -e char -e lo_w hello.c hello_world |
1125         test_decode_color >actual &&
1126         test_cmp expected actual
1127 '
1128
1129 cat >expected <<EOF
1130 hello.c:int main(int argc, const char **argv)
1131 hello.c:        /* char ?? */
1132
1133 hello_world:Hello_world
1134 EOF
1135
1136 test_expect_success 'grep --break' '
1137         git grep --break -e char -e lo_w hello.c hello_world >actual &&
1138         test_cmp expected actual
1139 '
1140
1141 cat >expected <<EOF
1142 hello.c:int main(int argc, const char **argv)
1143 hello.c-{
1144 --
1145 hello.c:        /* char ?? */
1146 hello.c-}
1147
1148 hello_world:Hello_world
1149 hello_world-HeLLo_world
1150 EOF
1151
1152 test_expect_success 'grep --break with context' '
1153         git grep --break -A1 -e char -e lo_w hello.c hello_world >actual &&
1154         test_cmp expected actual
1155 '
1156
1157 cat >expected <<EOF
1158 hello.c
1159 int main(int argc, const char **argv)
1160         /* char ?? */
1161 hello_world
1162 Hello_world
1163 EOF
1164
1165 test_expect_success 'grep --heading' '
1166         git grep --heading -e char -e lo_w hello.c hello_world >actual &&
1167         test_cmp expected actual
1168 '
1169
1170 cat >expected <<EOF
1171 <BOLD;GREEN>hello.c<RESET>
1172 2:int main(int argc, const <BLACK;BYELLOW>char<RESET> **argv)
1173 6:      /* <BLACK;BYELLOW>char<RESET> ?? */
1174
1175 <BOLD;GREEN>hello_world<RESET>
1176 3:Hel<BLACK;BYELLOW>lo_w<RESET>orld
1177 EOF
1178
1179 test_expect_success 'mimic ack-grep --group' '
1180         test_config color.grep.context          normal &&
1181         test_config color.grep.filename         "bold green" &&
1182         test_config color.grep.function         normal &&
1183         test_config color.grep.linenumber       normal &&
1184         test_config color.grep.match            "black yellow" &&
1185         test_config color.grep.selected         normal &&
1186         test_config color.grep.separator        normal &&
1187
1188         git grep --break --heading -n --color \
1189                 -e char -e lo_w hello.c hello_world |
1190         test_decode_color >actual &&
1191         test_cmp expected actual
1192 '
1193
1194 cat >expected <<EOF
1195 space: line with leading space1
1196 space: line with leading space2
1197 space: line with leading space3
1198 EOF
1199
1200 test_expect_success LIBPCRE 'grep -E "^ "' '
1201         git grep -E "^ " space >actual &&
1202         test_cmp expected actual
1203 '
1204
1205 test_expect_success LIBPCRE 'grep -P "^ "' '
1206         git grep -P "^ " space >actual &&
1207         test_cmp expected actual
1208 '
1209
1210 test_done