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