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" &&
 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="$(pwd)/non" &&
 809                 export GIT_CEILING_DIRECTORIES &&
 810                 cd non/git &&
 811                 test_must_fail git grep o &&
 812                 git grep --no-index --exclude-standard o >../actual.full &&
 813                 test_cmp ../expect.full ../actual.full &&
 814
 815                 {
 816                         echo ".gitignore:.*o*" &&
 817                         cat ../expect.full
 818                 } >../expect.with.ignored &&
 819                 git grep --no-index --no-exclude o >../actual.full &&
 820                 test_cmp ../expect.with.ignored ../actual.full
 821         )
 822 '
 823
 824 test_expect_success 'outside of git repository with fallbackToNoIndex' '
 825         rm -fr non &&
 826         mkdir -p non/git/sub &&
 827         echo hello >non/git/file1 &&
 828         echo world >non/git/sub/file2 &&
 829         cat <<-\EOF >non/expect.full &&
 830         file1:hello
 831         sub/file2:world
 832         EOF
 833         echo file2:world >non/expect.sub &&
 834         (
 835                 GIT_CEILING_DIRECTORIES="$(pwd)/non" &&
 836                 export GIT_CEILING_DIRECTORIES &&
 837                 cd non/git &&
 838                 test_must_fail git -c grep.fallbackToNoIndex=false grep o &&
 839                 git -c grep.fallbackToNoIndex=true grep o >../actual.full &&
 840                 test_cmp ../expect.full ../actual.full &&
 841                 cd sub &&
 842                 test_must_fail git -c grep.fallbackToNoIndex=false grep o &&
 843                 git -c grep.fallbackToNoIndex=true grep o >../../actual.sub &&
 844                 test_cmp ../../expect.sub ../../actual.sub
 845         ) &&
 846
 847         echo ".*o*" >non/git/.gitignore &&
 848         (
 849                 GIT_CEILING_DIRECTORIES="$(pwd)/non" &&
 850                 export GIT_CEILING_DIRECTORIES &&
 851                 cd non/git &&
 852                 test_must_fail git -c grep.fallbackToNoIndex=false grep o &&
 853                 git -c grep.fallbackToNoIndex=true grep --exclude-standard o >../actual.full &&
 854                 test_cmp ../expect.full ../actual.full &&
 855
 856                 {
 857                         echo ".gitignore:.*o*" &&
 858                         cat ../expect.full
 859                 } >../expect.with.ignored &&
 860                 git -c grep.fallbackToNoIndex grep --no-exclude o >../actual.full &&
 861                 test_cmp ../expect.with.ignored ../actual.full
 862         )
 863 '
 864
 865 test_expect_success 'inside git repository but with --no-index' '
 866         rm -fr is &&
 867         mkdir -p is/git/sub &&
 868         echo hello >is/git/file1 &&
 869         echo world >is/git/sub/file2 &&
 870         echo ".*o*" >is/git/.gitignore &&
 871         {
 872                 echo file1:hello &&
 873                 echo sub/file2:world
 874         } >is/expect.unignored &&
 875         {
 876                 echo ".gitignore:.*o*" &&
 877                 cat is/expect.unignored
 878         } >is/expect.full &&
 879         : >is/expect.empty &&
 880         echo file2:world >is/expect.sub &&
 881         (
 882                 cd is/git &&
 883                 git init &&
 884                 test_must_fail git grep o >../actual.full &&
 885                 test_cmp ../expect.empty ../actual.full &&
 886
 887                 git grep --untracked o >../actual.unignored &&
 888                 test_cmp ../expect.unignored ../actual.unignored &&
 889
 890                 git grep --no-index o >../actual.full &&
 891                 test_cmp ../expect.full ../actual.full &&
 892
 893                 git grep --no-index --exclude-standard o >../actual.unignored &&
 894                 test_cmp ../expect.unignored ../actual.unignored &&
 895
 896                 cd sub &&
 897                 test_must_fail git grep o >../../actual.sub &&
 898                 test_cmp ../../expect.empty ../../actual.sub &&
 899
 900                 git grep --no-index o >../../actual.sub &&
 901                 test_cmp ../../expect.sub ../../actual.sub &&
 902
 903                 git grep --untracked o >../../actual.sub &&
 904                 test_cmp ../../expect.sub ../../actual.sub
 905         )
 906 '
 907
 908 test_expect_success 'grep --no-index descends into repos, but not .git' '
 909         rm -fr non &&
 910         mkdir -p non/git &&
 911         (
 912                 GIT_CEILING_DIRECTORIES="$(pwd)/non" &&
 913                 export GIT_CEILING_DIRECTORIES &&
 914                 cd non/git &&
 915
 916                 echo magic >file &&
 917                 git init repo &&
 918                 (
 919                         cd repo &&
 920                         echo magic >file &&
 921                         git add file &&
 922                         git commit -m foo &&
 923                         echo magic >.git/file
 924                 ) &&
 925
 926                 cat >expect <<-\EOF &&
 927                 file
 928                 repo/file
 929                 EOF
 930                 git grep -l --no-index magic >actual &&
 931                 test_cmp expect actual
 932         )
 933 '
 934
 935 test_expect_success 'setup double-dash tests' '
 936 cat >double-dash <<EOF &&
 937 --
 938 ->
 939 other
 940 EOF
 941 git add double-dash
 942 '
 943
 944 cat >expected <<EOF
 945 double-dash:->
 946 EOF
 947 test_expect_success 'grep -- pattern' '
 948         git grep -- "->" >actual &&
 949         test_cmp expected actual
 950 '
 951 test_expect_success 'grep -- pattern -- pathspec' '
 952         git grep -- "->" -- double-dash >actual &&
 953         test_cmp expected actual
 954 '
 955 test_expect_success 'grep -e pattern -- path' '
 956         git grep -e "->" -- double-dash >actual &&
 957         test_cmp expected actual
 958 '
 959
 960 cat >expected <<EOF
 961 double-dash:--
 962 EOF
 963 test_expect_success 'grep -e -- -- path' '
 964         git grep -e -- -- double-dash >actual &&
 965         test_cmp expected actual
 966 '
 967
 968 cat >expected <<EOF
 969 hello.c:int main(int argc, const char **argv)
 970 hello.c:        printf("Hello world.\n");
 971 EOF
 972
 973 test_expect_success LIBPCRE 'grep --perl-regexp pattern' '
 974         git grep --perl-regexp "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 975         test_cmp expected actual
 976 '
 977
 978 test_expect_success LIBPCRE 'grep -P pattern' '
 979         git grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 980         test_cmp expected actual
 981 '
 982
 983 test_expect_success 'grep pattern with grep.extendedRegexp=true' '
 984         >empty &&
 985         test_must_fail git -c grep.extendedregexp=true \
 986                 grep "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 987         test_cmp empty actual
 988 '
 989
 990 test_expect_success LIBPCRE 'grep -P pattern with grep.extendedRegexp=true' '
 991         git -c grep.extendedregexp=true \
 992                 grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 993         test_cmp expected actual
 994 '
 995
 996 test_expect_success LIBPCRE 'grep -P -v pattern' '
 997         {
 998                 echo "ab:a+b*c"
 999                 echo "ab:a+bc"
1000         } >expected &&
1001         git grep -P -v "abc" ab >actual &&
1002         test_cmp expected actual
1003 '
1004
1005 test_expect_success LIBPCRE 'grep -P -i pattern' '
1006         cat >expected <<-EOF &&
1007         hello.c:        printf("Hello world.\n");
1008         EOF
1009         git grep -P -i "PRINTF\([^\d]+\)" hello.c >actual &&
1010         test_cmp expected actual
1011 '
1012
1013 test_expect_success LIBPCRE 'grep -P -w pattern' '
1014         {
1015                 echo "hello_world:Hello world"
1016                 echo "hello_world:HeLLo world"
1017         } >expected &&
1018         git grep -P -w "He((?i)ll)o" hello_world >actual &&
1019         test_cmp expected actual
1020 '
1021
1022 test_expect_success 'grep -G invalidpattern properly dies ' '
1023         test_must_fail git grep -G "a["
1024 '
1025
1026 test_expect_success 'grep invalidpattern properly dies with grep.patternType=basic' '
1027         test_must_fail git -c grep.patterntype=basic grep "a["
1028 '
1029
1030 test_expect_success 'grep -E invalidpattern properly dies ' '
1031         test_must_fail git grep -E "a["
1032 '
1033
1034 test_expect_success 'grep invalidpattern properly dies with grep.patternType=extended' '
1035         test_must_fail git -c grep.patterntype=extended grep "a["
1036 '
1037
1038 test_expect_success LIBPCRE 'grep -P invalidpattern properly dies ' '
1039         test_must_fail git grep -P "a["
1040 '
1041
1042 test_expect_success LIBPCRE 'grep invalidpattern properly dies with grep.patternType=perl' '
1043         test_must_fail git -c grep.patterntype=perl grep "a["
1044 '
1045
1046 test_expect_success 'grep -G -E -F pattern' '
1047         echo "ab:a+b*c" >expected &&
1048         git grep -G -E -F "a+b*c" ab >actual &&
1049         test_cmp expected actual
1050 '
1051
1052 test_expect_success 'grep pattern with grep.patternType=basic, =extended, =fixed' '
1053         echo "ab:a+b*c" >expected &&
1054         git \
1055                 -c grep.patterntype=basic \
1056                 -c grep.patterntype=extended \
1057                 -c grep.patterntype=fixed \
1058                 grep "a+b*c" ab >actual &&
1059         test_cmp expected actual
1060 '
1061
1062 test_expect_success 'grep -E -F -G pattern' '
1063         echo "ab:a+bc" >expected &&
1064         git grep -E -F -G "a+b*c" ab >actual &&
1065         test_cmp expected actual
1066 '
1067
1068 test_expect_success 'grep pattern with grep.patternType=extended, =fixed, =basic' '
1069         echo "ab:a+bc" >expected &&
1070         git \
1071                 -c grep.patterntype=extended \
1072                 -c grep.patterntype=fixed \
1073                 -c grep.patterntype=basic \
1074                 grep "a+b*c" ab >actual &&
1075         test_cmp expected actual
1076 '
1077
1078 test_expect_success 'grep -F -G -E pattern' '
1079         echo "ab:abc" >expected &&
1080         git grep -F -G -E "a+b*c" ab >actual &&
1081         test_cmp expected actual
1082 '
1083
1084 test_expect_success 'grep pattern with grep.patternType=fixed, =basic, =extended' '
1085         echo "ab:abc" >expected &&
1086         git \
1087                 -c grep.patterntype=fixed \
1088                 -c grep.patterntype=basic \
1089                 -c grep.patterntype=extended \
1090                 grep "a+b*c" ab >actual &&
1091         test_cmp expected actual
1092 '
1093
1094 test_expect_success 'grep -G -F -P -E pattern' '
1095         >empty &&
1096         test_must_fail git grep -G -F -P -E "a\x{2b}b\x{2a}c" ab >actual &&
1097         test_cmp empty actual
1098 '
1099
1100 test_expect_success 'grep pattern with grep.patternType=fixed, =basic, =perl, =extended' '
1101         >empty &&
1102         test_must_fail git \
1103                 -c grep.patterntype=fixed \
1104                 -c grep.patterntype=basic \
1105                 -c grep.patterntype=perl \
1106                 -c grep.patterntype=extended \
1107                 grep "a\x{2b}b\x{2a}c" ab >actual &&
1108         test_cmp empty actual
1109 '
1110
1111 test_expect_success LIBPCRE 'grep -G -F -E -P pattern' '
1112         echo "ab:a+b*c" >expected &&
1113         git grep -G -F -E -P "a\x{2b}b\x{2a}c" ab >actual &&
1114         test_cmp expected actual
1115 '
1116
1117 test_expect_success LIBPCRE 'grep pattern with grep.patternType=fixed, =basic, =extended, =perl' '
1118         echo "ab:a+b*c" >expected &&
1119         git \
1120                 -c grep.patterntype=fixed \
1121                 -c grep.patterntype=basic \
1122                 -c grep.patterntype=extended \
1123                 -c grep.patterntype=perl \
1124                 grep "a\x{2b}b\x{2a}c" ab >actual &&
1125         test_cmp expected actual
1126 '
1127
1128 test_expect_success LIBPCRE 'grep -P pattern with grep.patternType=fixed' '
1129         echo "ab:a+b*c" >expected &&
1130         git \
1131                 -c grep.patterntype=fixed \
1132                 grep -P "a\x{2b}b\x{2a}c" ab >actual &&
1133         test_cmp expected actual
1134 '
1135
1136 test_expect_success 'grep -F pattern with grep.patternType=basic' '
1137         echo "ab:a+b*c" >expected &&
1138         git \
1139                 -c grep.patterntype=basic \
1140                 grep -F "*c" ab >actual &&
1141         test_cmp expected actual
1142 '
1143
1144 test_expect_success 'grep -G pattern with grep.patternType=fixed' '
1145         {
1146                 echo "ab:a+b*c"
1147                 echo "ab:a+bc"
1148         } >expected &&
1149         git \
1150                 -c grep.patterntype=fixed \
1151                 grep -G "a+b" ab >actual &&
1152         test_cmp expected actual
1153 '
1154
1155 test_expect_success 'grep -E pattern with grep.patternType=fixed' '
1156         {
1157                 echo "ab:a+b*c"
1158                 echo "ab:a+bc"
1159                 echo "ab:abc"
1160         } >expected &&
1161         git \
1162                 -c grep.patterntype=fixed \
1163                 grep -E "a+" ab >actual &&
1164         test_cmp expected actual
1165 '
1166
1167 cat >expected <<EOF
1168 hello.c<RED>:<RESET>int main(int argc, const char **argv)
1169 hello.c<RED>-<RESET>{
1170 <RED>--<RESET>
1171 hello.c<RED>:<RESET>    /* char ?? */
1172 hello.c<RED>-<RESET>}
1173 <RED>--<RESET>
1174 hello_world<RED>:<RESET>Hello_world
1175 hello_world<RED>-<RESET>HeLLo_world
1176 EOF
1177
1178 test_expect_success 'grep --color, separator' '
1179         test_config color.grep.context          normal &&
1180         test_config color.grep.filename         normal &&
1181         test_config color.grep.function         normal &&
1182         test_config color.grep.linenumber       normal &&
1183         test_config color.grep.match            normal &&
1184         test_config color.grep.selected         normal &&
1185         test_config color.grep.separator        red &&
1186
1187         git grep --color=always -A1 -e char -e lo_w hello.c hello_world |
1188         test_decode_color >actual &&
1189         test_cmp expected actual
1190 '
1191
1192 cat >expected <<EOF
1193 hello.c:int main(int argc, const char **argv)
1194 hello.c:        /* char ?? */
1195
1196 hello_world:Hello_world
1197 EOF
1198
1199 test_expect_success 'grep --break' '
1200         git grep --break -e char -e lo_w hello.c hello_world >actual &&
1201         test_cmp expected actual
1202 '
1203
1204 cat >expected <<EOF
1205 hello.c:int main(int argc, const char **argv)
1206 hello.c-{
1207 --
1208 hello.c:        /* char ?? */
1209 hello.c-}
1210
1211 hello_world:Hello_world
1212 hello_world-HeLLo_world
1213 EOF
1214
1215 test_expect_success 'grep --break with context' '
1216         git grep --break -A1 -e char -e lo_w hello.c hello_world >actual &&
1217         test_cmp expected actual
1218 '
1219
1220 cat >expected <<EOF
1221 hello.c
1222 int main(int argc, const char **argv)
1223         /* char ?? */
1224 hello_world
1225 Hello_world
1226 EOF
1227
1228 test_expect_success 'grep --heading' '
1229         git grep --heading -e char -e lo_w hello.c hello_world >actual &&
1230         test_cmp expected actual
1231 '
1232
1233 cat >expected <<EOF
1234 <BOLD;GREEN>hello.c<RESET>
1235 2:int main(int argc, const <BLACK;BYELLOW>char<RESET> **argv)
1236 6:      /* <BLACK;BYELLOW>char<RESET> ?? */
1237
1238 <BOLD;GREEN>hello_world<RESET>
1239 3:Hel<BLACK;BYELLOW>lo_w<RESET>orld
1240 EOF
1241
1242 test_expect_success 'mimic ack-grep --group' '
1243         test_config color.grep.context          normal &&
1244         test_config color.grep.filename         "bold green" &&
1245         test_config color.grep.function         normal &&
1246         test_config color.grep.linenumber       normal &&
1247         test_config color.grep.match            "black yellow" &&
1248         test_config color.grep.selected         normal &&
1249         test_config color.grep.separator        normal &&
1250
1251         git grep --break --heading -n --color \
1252                 -e char -e lo_w hello.c hello_world |
1253         test_decode_color >actual &&
1254         test_cmp expected actual
1255 '
1256
1257 cat >expected <<EOF
1258 space: line with leading space1
1259 space: line with leading space2
1260 space: line with leading space3
1261 EOF
1262
1263 test_expect_success LIBPCRE 'grep -E "^ "' '
1264         git grep -E "^ " space >actual &&
1265         test_cmp expected actual
1266 '
1267
1268 test_expect_success LIBPCRE 'grep -P "^ "' '
1269         git grep -P "^ " space >actual &&
1270         test_cmp expected actual
1271 '
1272
1273 cat >expected <<EOF
1274 space-line without leading space1
1275 space: line <RED>with <RESET>leading space1
1276 space: line <RED>with <RESET>leading <RED>space2<RESET>
1277 space: line <RED>with <RESET>leading space3
1278 space:line without leading <RED>space2<RESET>
1279 EOF
1280
1281 test_expect_success 'grep --color -e A -e B with context' '
1282         test_config color.grep.context          normal &&
1283         test_config color.grep.filename         normal &&
1284         test_config color.grep.function         normal &&
1285         test_config color.grep.linenumber       normal &&
1286         test_config color.grep.matchContext     normal &&
1287         test_config color.grep.matchSelected    red &&
1288         test_config color.grep.selected         normal &&
1289         test_config color.grep.separator        normal &&
1290
1291         git grep --color=always -C2 -e "with " -e space2  space |
1292         test_decode_color >actual &&
1293         test_cmp expected actual
1294 '
1295
1296 cat >expected <<EOF
1297 space-line without leading space1
1298 space- line with leading space1
1299 space: line <RED>with <RESET>leading <RED>space2<RESET>
1300 space- line with leading space3
1301 space-line without leading space2
1302 EOF
1303
1304 test_expect_success 'grep --color -e A --and -e B with context' '
1305         test_config color.grep.context          normal &&
1306         test_config color.grep.filename         normal &&
1307         test_config color.grep.function         normal &&
1308         test_config color.grep.linenumber       normal &&
1309         test_config color.grep.matchContext     normal &&
1310         test_config color.grep.matchSelected    red &&
1311         test_config color.grep.selected         normal &&
1312         test_config color.grep.separator        normal &&
1313
1314         git grep --color=always -C2 -e "with " --and -e space2  space |
1315         test_decode_color >actual &&
1316         test_cmp expected actual
1317 '
1318
1319 cat >expected <<EOF
1320 space-line without leading space1
1321 space: line <RED>with <RESET>leading space1
1322 space- line with leading space2
1323 space: line <RED>with <RESET>leading space3
1324 space-line without leading space2
1325 EOF
1326
1327 test_expect_success 'grep --color -e A --and --not -e B with context' '
1328         test_config color.grep.context          normal &&
1329         test_config color.grep.filename         normal &&
1330         test_config color.grep.function         normal &&
1331         test_config color.grep.linenumber       normal &&
1332         test_config color.grep.matchContext     normal &&
1333         test_config color.grep.matchSelected    red &&
1334         test_config color.grep.selected         normal &&
1335         test_config color.grep.separator        normal &&
1336
1337         git grep --color=always -C2 -e "with " --and --not -e space2  space |
1338         test_decode_color >actual &&
1339         test_cmp expected actual
1340 '
1341
1342 cat >expected <<EOF
1343 hello.c-#include <stdio.h>
1344 hello.c=int main(int argc, const char **argv)
1345 hello.c-{
1346 hello.c:        pr<RED>int<RESET>f("<RED>Hello<RESET> world.\n");
1347 hello.c-        return 0;
1348 hello.c-        /* char ?? */
1349 hello.c-}
1350 EOF
1351
1352 test_expect_success 'grep --color -e A --and -e B -p with context' '
1353         test_config color.grep.context          normal &&
1354         test_config color.grep.filename         normal &&
1355         test_config color.grep.function         normal &&
1356         test_config color.grep.linenumber       normal &&
1357         test_config color.grep.matchContext     normal &&
1358         test_config color.grep.matchSelected    red &&
1359         test_config color.grep.selected         normal &&
1360         test_config color.grep.separator        normal &&
1361
1362         git grep --color=always -p -C3 -e int --and -e Hello --no-index hello.c |
1363         test_decode_color >actual &&
1364         test_cmp expected actual
1365 '
1366
1367 test_done