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 'setup double-dash tests' '
 909 cat >double-dash <<EOF &&
 910 --
 911 ->
 912 other
 913 EOF
 914 git add double-dash
 915 '
 916
 917 cat >expected <<EOF
 918 double-dash:->
 919 EOF
 920 test_expect_success 'grep -- pattern' '
 921         git grep -- "->" >actual &&
 922         test_cmp expected actual
 923 '
 924 test_expect_success 'grep -- pattern -- pathspec' '
 925         git grep -- "->" -- double-dash >actual &&
 926         test_cmp expected actual
 927 '
 928 test_expect_success 'grep -e pattern -- path' '
 929         git grep -e "->" -- double-dash >actual &&
 930         test_cmp expected actual
 931 '
 932
 933 cat >expected <<EOF
 934 double-dash:--
 935 EOF
 936 test_expect_success 'grep -e -- -- path' '
 937         git grep -e -- -- double-dash >actual &&
 938         test_cmp expected actual
 939 '
 940
 941 cat >expected <<EOF
 942 hello.c:int main(int argc, const char **argv)
 943 hello.c:        printf("Hello world.\n");
 944 EOF
 945
 946 test_expect_success LIBPCRE 'grep --perl-regexp pattern' '
 947         git grep --perl-regexp "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 948         test_cmp expected actual
 949 '
 950
 951 test_expect_success LIBPCRE 'grep -P pattern' '
 952         git grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 953         test_cmp expected actual
 954 '
 955
 956 test_expect_success 'grep pattern with grep.extendedRegexp=true' '
 957         >empty &&
 958         test_must_fail git -c grep.extendedregexp=true \
 959                 grep "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 960         test_cmp empty actual
 961 '
 962
 963 test_expect_success LIBPCRE 'grep -P pattern with grep.extendedRegexp=true' '
 964         git -c grep.extendedregexp=true \
 965                 grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
 966         test_cmp expected actual
 967 '
 968
 969 test_expect_success LIBPCRE 'grep -P -v pattern' '
 970         {
 971                 echo "ab:a+b*c"
 972                 echo "ab:a+bc"
 973         } >expected &&
 974         git grep -P -v "abc" ab >actual &&
 975         test_cmp expected actual
 976 '
 977
 978 test_expect_success LIBPCRE 'grep -P -i pattern' '
 979         cat >expected <<-EOF &&
 980         hello.c:        printf("Hello world.\n");
 981         EOF
 982         git grep -P -i "PRINTF\([^\d]+\)" hello.c >actual &&
 983         test_cmp expected actual
 984 '
 985
 986 test_expect_success LIBPCRE 'grep -P -w pattern' '
 987         {
 988                 echo "hello_world:Hello world"
 989                 echo "hello_world:HeLLo world"
 990         } >expected &&
 991         git grep -P -w "He((?i)ll)o" hello_world >actual &&
 992         test_cmp expected actual
 993 '
 994
 995 test_expect_success 'grep -G invalidpattern properly dies ' '
 996         test_must_fail git grep -G "a["
 997 '
 998
 999 test_expect_success 'grep invalidpattern properly dies with grep.patternType=basic' '
1000         test_must_fail git -c grep.patterntype=basic grep "a["
1001 '
1002
1003 test_expect_success 'grep -E invalidpattern properly dies ' '
1004         test_must_fail git grep -E "a["
1005 '
1006
1007 test_expect_success 'grep invalidpattern properly dies with grep.patternType=extended' '
1008         test_must_fail git -c grep.patterntype=extended grep "a["
1009 '
1010
1011 test_expect_success LIBPCRE 'grep -P invalidpattern properly dies ' '
1012         test_must_fail git grep -P "a["
1013 '
1014
1015 test_expect_success LIBPCRE 'grep invalidpattern properly dies with grep.patternType=perl' '
1016         test_must_fail git -c grep.patterntype=perl grep "a["
1017 '
1018
1019 test_expect_success 'grep -G -E -F pattern' '
1020         echo "ab:a+b*c" >expected &&
1021         git grep -G -E -F "a+b*c" ab >actual &&
1022         test_cmp expected actual
1023 '
1024
1025 test_expect_success 'grep pattern with grep.patternType=basic, =extended, =fixed' '
1026         echo "ab:a+b*c" >expected &&
1027         git \
1028                 -c grep.patterntype=basic \
1029                 -c grep.patterntype=extended \
1030                 -c grep.patterntype=fixed \
1031                 grep "a+b*c" ab >actual &&
1032         test_cmp expected actual
1033 '
1034
1035 test_expect_success 'grep -E -F -G pattern' '
1036         echo "ab:a+bc" >expected &&
1037         git grep -E -F -G "a+b*c" ab >actual &&
1038         test_cmp expected actual
1039 '
1040
1041 test_expect_success 'grep pattern with grep.patternType=extended, =fixed, =basic' '
1042         echo "ab:a+bc" >expected &&
1043         git \
1044                 -c grep.patterntype=extended \
1045                 -c grep.patterntype=fixed \
1046                 -c grep.patterntype=basic \
1047                 grep "a+b*c" ab >actual &&
1048         test_cmp expected actual
1049 '
1050
1051 test_expect_success 'grep -F -G -E pattern' '
1052         echo "ab:abc" >expected &&
1053         git grep -F -G -E "a+b*c" ab >actual &&
1054         test_cmp expected actual
1055 '
1056
1057 test_expect_success 'grep pattern with grep.patternType=fixed, =basic, =extended' '
1058         echo "ab:abc" >expected &&
1059         git \
1060                 -c grep.patterntype=fixed \
1061                 -c grep.patterntype=basic \
1062                 -c grep.patterntype=extended \
1063                 grep "a+b*c" ab >actual &&
1064         test_cmp expected actual
1065 '
1066
1067 test_expect_success 'grep -G -F -P -E pattern' '
1068         >empty &&
1069         test_must_fail git grep -G -F -P -E "a\x{2b}b\x{2a}c" ab >actual &&
1070         test_cmp empty actual
1071 '
1072
1073 test_expect_success 'grep pattern with grep.patternType=fixed, =basic, =perl, =extended' '
1074         >empty &&
1075         test_must_fail git \
1076                 -c grep.patterntype=fixed \
1077                 -c grep.patterntype=basic \
1078                 -c grep.patterntype=perl \
1079                 -c grep.patterntype=extended \
1080                 grep "a\x{2b}b\x{2a}c" ab >actual &&
1081         test_cmp empty actual
1082 '
1083
1084 test_expect_success LIBPCRE 'grep -G -F -E -P pattern' '
1085         echo "ab:a+b*c" >expected &&
1086         git grep -G -F -E -P "a\x{2b}b\x{2a}c" ab >actual &&
1087         test_cmp expected actual
1088 '
1089
1090 test_expect_success LIBPCRE 'grep pattern with grep.patternType=fixed, =basic, =extended, =perl' '
1091         echo "ab:a+b*c" >expected &&
1092         git \
1093                 -c grep.patterntype=fixed \
1094                 -c grep.patterntype=basic \
1095                 -c grep.patterntype=extended \
1096                 -c grep.patterntype=perl \
1097                 grep "a\x{2b}b\x{2a}c" ab >actual &&
1098         test_cmp expected actual
1099 '
1100
1101 test_expect_success LIBPCRE 'grep -P pattern with grep.patternType=fixed' '
1102         echo "ab:a+b*c" >expected &&
1103         git \
1104                 -c grep.patterntype=fixed \
1105                 grep -P "a\x{2b}b\x{2a}c" ab >actual &&
1106         test_cmp expected actual
1107 '
1108
1109 test_expect_success 'grep -F pattern with grep.patternType=basic' '
1110         echo "ab:a+b*c" >expected &&
1111         git \
1112                 -c grep.patterntype=basic \
1113                 grep -F "*c" ab >actual &&
1114         test_cmp expected actual
1115 '
1116
1117 test_expect_success 'grep -G pattern with grep.patternType=fixed' '
1118         {
1119                 echo "ab:a+b*c"
1120                 echo "ab:a+bc"
1121         } >expected &&
1122         git \
1123                 -c grep.patterntype=fixed \
1124                 grep -G "a+b" ab >actual &&
1125         test_cmp expected actual
1126 '
1127
1128 test_expect_success 'grep -E pattern with grep.patternType=fixed' '
1129         {
1130                 echo "ab:a+b*c"
1131                 echo "ab:a+bc"
1132                 echo "ab:abc"
1133         } >expected &&
1134         git \
1135                 -c grep.patterntype=fixed \
1136                 grep -E "a+" ab >actual &&
1137         test_cmp expected actual
1138 '
1139
1140 cat >expected <<EOF
1141 hello.c<RED>:<RESET>int main(int argc, const char **argv)
1142 hello.c<RED>-<RESET>{
1143 <RED>--<RESET>
1144 hello.c<RED>:<RESET>    /* char ?? */
1145 hello.c<RED>-<RESET>}
1146 <RED>--<RESET>
1147 hello_world<RED>:<RESET>Hello_world
1148 hello_world<RED>-<RESET>HeLLo_world
1149 EOF
1150
1151 test_expect_success 'grep --color, separator' '
1152         test_config color.grep.context          normal &&
1153         test_config color.grep.filename         normal &&
1154         test_config color.grep.function         normal &&
1155         test_config color.grep.linenumber       normal &&
1156         test_config color.grep.match            normal &&
1157         test_config color.grep.selected         normal &&
1158         test_config color.grep.separator        red &&
1159
1160         git grep --color=always -A1 -e char -e lo_w hello.c hello_world |
1161         test_decode_color >actual &&
1162         test_cmp expected actual
1163 '
1164
1165 cat >expected <<EOF
1166 hello.c:int main(int argc, const char **argv)
1167 hello.c:        /* char ?? */
1168
1169 hello_world:Hello_world
1170 EOF
1171
1172 test_expect_success 'grep --break' '
1173         git grep --break -e char -e lo_w hello.c hello_world >actual &&
1174         test_cmp expected actual
1175 '
1176
1177 cat >expected <<EOF
1178 hello.c:int main(int argc, const char **argv)
1179 hello.c-{
1180 --
1181 hello.c:        /* char ?? */
1182 hello.c-}
1183
1184 hello_world:Hello_world
1185 hello_world-HeLLo_world
1186 EOF
1187
1188 test_expect_success 'grep --break with context' '
1189         git grep --break -A1 -e char -e lo_w hello.c hello_world >actual &&
1190         test_cmp expected actual
1191 '
1192
1193 cat >expected <<EOF
1194 hello.c
1195 int main(int argc, const char **argv)
1196         /* char ?? */
1197 hello_world
1198 Hello_world
1199 EOF
1200
1201 test_expect_success 'grep --heading' '
1202         git grep --heading -e char -e lo_w hello.c hello_world >actual &&
1203         test_cmp expected actual
1204 '
1205
1206 cat >expected <<EOF
1207 <BOLD;GREEN>hello.c<RESET>
1208 2:int main(int argc, const <BLACK;BYELLOW>char<RESET> **argv)
1209 6:      /* <BLACK;BYELLOW>char<RESET> ?? */
1210
1211 <BOLD;GREEN>hello_world<RESET>
1212 3:Hel<BLACK;BYELLOW>lo_w<RESET>orld
1213 EOF
1214
1215 test_expect_success 'mimic ack-grep --group' '
1216         test_config color.grep.context          normal &&
1217         test_config color.grep.filename         "bold green" &&
1218         test_config color.grep.function         normal &&
1219         test_config color.grep.linenumber       normal &&
1220         test_config color.grep.match            "black yellow" &&
1221         test_config color.grep.selected         normal &&
1222         test_config color.grep.separator        normal &&
1223
1224         git grep --break --heading -n --color \
1225                 -e char -e lo_w hello.c hello_world |
1226         test_decode_color >actual &&
1227         test_cmp expected actual
1228 '
1229
1230 cat >expected <<EOF
1231 space: line with leading space1
1232 space: line with leading space2
1233 space: line with leading space3
1234 EOF
1235
1236 test_expect_success LIBPCRE 'grep -E "^ "' '
1237         git grep -E "^ " space >actual &&
1238         test_cmp expected actual
1239 '
1240
1241 test_expect_success LIBPCRE 'grep -P "^ "' '
1242         git grep -P "^ " space >actual &&
1243         test_cmp expected actual
1244 '
1245
1246 cat >expected <<EOF
1247 space-line without leading space1
1248 space: line <RED>with <RESET>leading space1
1249 space: line <RED>with <RESET>leading <RED>space2<RESET>
1250 space: line <RED>with <RESET>leading space3
1251 space:line without leading <RED>space2<RESET>
1252 EOF
1253
1254 test_expect_success 'grep --color -e A -e B with context' '
1255         test_config color.grep.context          normal &&
1256         test_config color.grep.filename         normal &&
1257         test_config color.grep.function         normal &&
1258         test_config color.grep.linenumber       normal &&
1259         test_config color.grep.matchContext     normal &&
1260         test_config color.grep.matchSelected    red &&
1261         test_config color.grep.selected         normal &&
1262         test_config color.grep.separator        normal &&
1263
1264         git grep --color=always -C2 -e "with " -e space2  space |
1265         test_decode_color >actual &&
1266         test_cmp expected actual
1267 '
1268
1269 cat >expected <<EOF
1270 space-line without leading space1
1271 space- line with leading space1
1272 space: line <RED>with <RESET>leading <RED>space2<RESET>
1273 space- line with leading space3
1274 space-line without leading space2
1275 EOF
1276
1277 test_expect_success 'grep --color -e A --and -e B with context' '
1278         test_config color.grep.context          normal &&
1279         test_config color.grep.filename         normal &&
1280         test_config color.grep.function         normal &&
1281         test_config color.grep.linenumber       normal &&
1282         test_config color.grep.matchContext     normal &&
1283         test_config color.grep.matchSelected    red &&
1284         test_config color.grep.selected         normal &&
1285         test_config color.grep.separator        normal &&
1286
1287         git grep --color=always -C2 -e "with " --and -e space2  space |
1288         test_decode_color >actual &&
1289         test_cmp expected actual
1290 '
1291
1292 cat >expected <<EOF
1293 space-line without leading space1
1294 space: line <RED>with <RESET>leading space1
1295 space- line with leading space2
1296 space: line <RED>with <RESET>leading space3
1297 space-line without leading space2
1298 EOF
1299
1300 test_expect_success 'grep --color -e A --and --not -e B with context' '
1301         test_config color.grep.context          normal &&
1302         test_config color.grep.filename         normal &&
1303         test_config color.grep.function         normal &&
1304         test_config color.grep.linenumber       normal &&
1305         test_config color.grep.matchContext     normal &&
1306         test_config color.grep.matchSelected    red &&
1307         test_config color.grep.selected         normal &&
1308         test_config color.grep.separator        normal &&
1309
1310         git grep --color=always -C2 -e "with " --and --not -e space2  space |
1311         test_decode_color >actual &&
1312         test_cmp expected actual
1313 '
1314
1315 cat >expected <<EOF
1316 hello.c-#include <stdio.h>
1317 hello.c=int main(int argc, const char **argv)
1318 hello.c-{
1319 hello.c:        pr<RED>int<RESET>f("<RED>Hello<RESET> world.\n");
1320 hello.c-        return 0;
1321 hello.c-        /* char ?? */
1322 hello.c-}
1323 EOF
1324
1325 test_expect_success 'grep --color -e A --and -e B -p with context' '
1326         test_config color.grep.context          normal &&
1327         test_config color.grep.filename         normal &&
1328         test_config color.grep.function         normal &&
1329         test_config color.grep.linenumber       normal &&
1330         test_config color.grep.matchContext     normal &&
1331         test_config color.grep.matchSelected    red &&
1332         test_config color.grep.selected         normal &&
1333         test_config color.grep.separator        normal &&
1334
1335         git grep --color=always -p -C3 -e int --and -e Hello --no-index hello.c |
1336         test_decode_color >actual &&
1337         test_cmp expected actual
1338 '
1339
1340 test_done