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 <assert.h>
  13 #include <stdio.h>
  14
  15 int main(int argc, const char **argv)
  16 {
  17         printf("Hello world.\n");
  18         return 0;
  19         /* char ?? */
  20 }
  21 EOF
  22
  23 test_expect_success setup '
  24         {
  25                 echo foo mmap bar
  26                 echo foo_mmap bar
  27                 echo foo_mmap bar mmap
  28                 echo foo mmap bar_mmap
  29                 echo foo_mmap bar mmap baz
  30         } >file &&
  31         {
  32                 echo Hello world
  33                 echo HeLLo world
  34                 echo Hello_world
  35                 echo HeLLo_world
  36         } >hello_world &&
  37         {
  38                 echo "a+b*c"
  39                 echo "a+bc"
  40                 echo "abc"
  41         } >ab &&
  42         {
  43                 echo d &&
  44                 echo 0
  45         } >d0 &&
  46         echo vvv >v &&
  47         echo ww w >w &&
  48         echo x x xx x >x &&
  49         echo y yy >y &&
  50         echo zzz > z &&
  51         mkdir t &&
  52         echo test >t/t &&
  53         echo vvv >t/v &&
  54         mkdir t/a &&
  55         echo vvv >t/a/v &&
  56         {
  57                 echo "line without leading space1"
  58                 echo " line with leading space1"
  59                 echo " line with leading space2"
  60                 echo " line with leading space3"
  61                 echo "line without leading space2"
  62         } >space &&
  63         cat >hello.ps1 <<-\EOF &&
  64         # No-op.
  65         function dummy() {}
  66
  67         # Say hello.
  68         function hello() {
  69           echo "Hello world."
  70         } # hello
  71
  72         # Still a no-op.
  73         function dummy() {}
  74         EOF
  75         git add . &&
  76         test_tick &&
  77         git commit -m initial
  78 '
  79
  80 test_expect_success 'grep should not segfault with a bad input' '
  81         test_must_fail git grep "("
  82 '
  83
  84 for H in HEAD ''
  85 do
  86         case "$H" in
  87         HEAD)   HC='HEAD:' L='HEAD' ;;
  88         '')     HC= L='in working tree' ;;
  89         esac
  90
  91         test_expect_success "grep -w $L" '
  92                 {
  93                         echo ${HC}file:1:foo mmap bar
  94                         echo ${HC}file:3:foo_mmap bar mmap
  95                         echo ${HC}file:4:foo mmap bar_mmap
  96                         echo ${HC}file:5:foo_mmap bar mmap baz
  97                 } >expected &&
  98                 git -c grep.linenumber=false grep -n -w -e mmap $H >actual &&
  99                 test_cmp expected actual
 100         '
 101
 102         test_expect_success "grep -w $L (with --column)" '
 103                 {
 104                         echo ${HC}file:5:foo mmap bar
 105                         echo ${HC}file:14:foo_mmap bar mmap
 106                         echo ${HC}file:5:foo mmap bar_mmap
 107                         echo ${HC}file:14:foo_mmap bar mmap baz
 108                 } >expected &&
 109                 git grep --column -w -e mmap $H >actual &&
 110                 test_cmp expected actual
 111         '
 112
 113         test_expect_success "grep -w $L (with --column, extended OR)" '
 114                 {
 115                         echo ${HC}file:14:foo_mmap bar mmap
 116                         echo ${HC}file:19:foo_mmap bar mmap baz
 117                 } >expected &&
 118                 git grep --column -w -e mmap$ --or -e baz $H >actual &&
 119                 test_cmp expected actual
 120         '
 121
 122         test_expect_success "grep -w $L (with --column, --invert)" '
 123                 {
 124                         echo ${HC}file:1:foo mmap bar
 125                         echo ${HC}file:1:foo_mmap bar
 126                         echo ${HC}file:1:foo_mmap bar mmap
 127                         echo ${HC}file:1:foo mmap bar_mmap
 128                 } >expected &&
 129                 git grep --column --invert -w -e baz $H -- file >actual &&
 130                 test_cmp expected actual
 131         '
 132
 133         test_expect_success "grep $L (with --column, --invert, extended OR)" '
 134                 {
 135                         echo ${HC}hello_world:6:HeLLo_world
 136                 } >expected &&
 137                 git grep --column --invert -e ll --or --not -e _ $H -- hello_world \
 138                         >actual &&
 139                 test_cmp expected actual
 140         '
 141
 142         test_expect_success "grep $L (with --column, --invert, extended AND)" '
 143                 {
 144                         echo ${HC}hello_world:3:Hello world
 145                         echo ${HC}hello_world:3:Hello_world
 146                         echo ${HC}hello_world:6:HeLLo_world
 147                 } >expected &&
 148                 git grep --column --invert --not -e _ --and --not -e ll $H -- hello_world \
 149                         >actual &&
 150                 test_cmp expected actual
 151         '
 152
 153         test_expect_success "grep $L (with --column, double-negation)" '
 154                 {
 155                         echo ${HC}file:1:foo_mmap bar mmap baz
 156                 } >expected &&
 157                 git grep --column --not \( --not -e foo --or --not -e baz \) $H -- file \
 158                         >actual &&
 159                 test_cmp expected actual
 160         '
 161
 162         test_expect_success "grep -w $L (with --column, -C)" '
 163                 {
 164                         echo ${HC}file:5:foo mmap bar
 165                         echo ${HC}file-foo_mmap bar
 166                         echo ${HC}file:14:foo_mmap bar mmap
 167                         echo ${HC}file:5:foo mmap bar_mmap
 168                         echo ${HC}file:14:foo_mmap bar mmap baz
 169                 } >expected &&
 170                 git grep --column -w -C1 -e mmap $H >actual &&
 171                 test_cmp expected actual
 172         '
 173
 174         test_expect_success "grep -w $L (with --line-number, --column)" '
 175                 {
 176                         echo ${HC}file:1:5:foo mmap bar
 177                         echo ${HC}file:3:14:foo_mmap bar mmap
 178                         echo ${HC}file:4:5:foo mmap bar_mmap
 179                         echo ${HC}file:5:14:foo_mmap bar mmap baz
 180                 } >expected &&
 181                 git grep -n --column -w -e mmap $H >actual &&
 182                 test_cmp expected actual
 183         '
 184
 185         test_expect_success "grep -w $L (with non-extended patterns, --column)" '
 186                 {
 187                         echo ${HC}file:5:foo mmap bar
 188                         echo ${HC}file:10:foo_mmap bar
 189                         echo ${HC}file:10:foo_mmap bar mmap
 190                         echo ${HC}file:5:foo mmap bar_mmap
 191                         echo ${HC}file:10:foo_mmap bar mmap baz
 192                 } >expected &&
 193                 git grep --column -w -e bar -e mmap $H >actual &&
 194                 test_cmp expected actual
 195         '
 196
 197         test_expect_success "grep -w $L" '
 198                 {
 199                         echo ${HC}file:1:foo mmap bar
 200                         echo ${HC}file:3:foo_mmap bar mmap
 201                         echo ${HC}file:4:foo mmap bar_mmap
 202                         echo ${HC}file:5:foo_mmap bar mmap baz
 203                 } >expected &&
 204                 git -c grep.linenumber=true grep -w -e mmap $H >actual &&
 205                 test_cmp expected actual
 206         '
 207
 208         test_expect_success "grep -w $L" '
 209                 {
 210                         echo ${HC}file:foo mmap bar
 211                         echo ${HC}file:foo_mmap bar mmap
 212                         echo ${HC}file:foo mmap bar_mmap
 213                         echo ${HC}file:foo_mmap bar mmap baz
 214                 } >expected &&
 215                 git -c grep.linenumber=true grep --no-line-number -w -e mmap $H >actual &&
 216                 test_cmp expected actual
 217         '
 218
 219         test_expect_success "grep -w $L (w)" '
 220                 : >expected &&
 221                 test_must_fail git grep -n -w -e "^w" $H >actual &&
 222                 test_cmp expected actual
 223         '
 224
 225         test_expect_success "grep -w $L (x)" '
 226                 {
 227                         echo ${HC}x:1:x x xx x
 228                 } >expected &&
 229                 git grep -n -w -e "x xx* x" $H >actual &&
 230                 test_cmp expected actual
 231         '
 232
 233         test_expect_success "grep -w $L (y-1)" '
 234                 {
 235                         echo ${HC}y:1:y yy
 236                 } >expected &&
 237                 git grep -n -w -e "^y" $H >actual &&
 238                 test_cmp expected actual
 239         '
 240
 241         test_expect_success "grep -w $L (y-2)" '
 242                 : >expected &&
 243                 if git grep -n -w -e "^y y" $H >actual
 244                 then
 245                         echo should not have matched
 246                         cat actual
 247                         false
 248                 else
 249                         test_cmp expected actual
 250                 fi
 251         '
 252
 253         test_expect_success "grep -w $L (z)" '
 254                 : >expected &&
 255                 if git grep -n -w -e "^z" $H >actual
 256                 then
 257                         echo should not have matched
 258                         cat actual
 259                         false
 260                 else
 261                         test_cmp expected actual
 262                 fi
 263         '
 264
 265         test_expect_success "grep $L (with --column, --only-matching)" '
 266                 {
 267                         echo ${HC}file:1:5:mmap
 268                         echo ${HC}file:2:5:mmap
 269                         echo ${HC}file:3:5:mmap
 270                         echo ${HC}file:3:13:mmap
 271                         echo ${HC}file:4:5:mmap
 272                         echo ${HC}file:4:13:mmap
 273                         echo ${HC}file:5:5:mmap
 274                         echo ${HC}file:5:13:mmap
 275                 } >expected &&
 276                 git grep --column -n -o -e mmap $H >actual &&
 277                 test_cmp expected actual
 278         '
 279
 280         test_expect_success "grep $L (t-1)" '
 281                 echo "${HC}t/t:1:test" >expected &&
 282                 git grep -n -e test $H >actual &&
 283                 test_cmp expected actual
 284         '
 285
 286         test_expect_success "grep $L (t-2)" '
 287                 echo "${HC}t:1:test" >expected &&
 288                 (
 289                         cd t &&
 290                         git grep -n -e test $H
 291                 ) >actual &&
 292                 test_cmp expected actual
 293         '
 294
 295         test_expect_success "grep $L (t-3)" '
 296                 echo "${HC}t/t:1:test" >expected &&
 297                 (
 298                         cd t &&
 299                         git grep --full-name -n -e test $H
 300                 ) >actual &&
 301                 test_cmp expected actual
 302         '
 303
 304         test_expect_success "grep -c $L (no /dev/null)" '
 305                 ! git grep -c test $H | grep /dev/null
 306         '
 307
 308         test_expect_success "grep --max-depth -1 $L" '
 309                 {
 310                         echo ${HC}t/a/v:1:vvv
 311                         echo ${HC}t/v:1:vvv
 312                         echo ${HC}v:1:vvv
 313                 } >expected &&
 314                 git grep --max-depth -1 -n -e vvv $H >actual &&
 315                 test_cmp expected actual
 316         '
 317
 318         test_expect_success "grep --max-depth 0 $L" '
 319                 {
 320                         echo ${HC}v:1:vvv
 321                 } >expected &&
 322                 git grep --max-depth 0 -n -e vvv $H >actual &&
 323                 test_cmp expected actual
 324         '
 325
 326         test_expect_success "grep --max-depth 0 -- '*' $L" '
 327                 {
 328                         echo ${HC}t/a/v:1:vvv
 329                         echo ${HC}t/v:1:vvv
 330                         echo ${HC}v:1:vvv
 331                 } >expected &&
 332                 git grep --max-depth 0 -n -e vvv $H -- "*" >actual &&
 333                 test_cmp expected actual
 334         '
 335
 336         test_expect_success "grep --max-depth 1 $L" '
 337                 {
 338                         echo ${HC}t/v:1:vvv
 339                         echo ${HC}v:1:vvv
 340                 } >expected &&
 341                 git grep --max-depth 1 -n -e vvv $H >actual &&
 342                 test_cmp expected actual
 343         '
 344
 345         test_expect_success "grep --max-depth 0 -- t $L" '
 346                 {
 347                         echo ${HC}t/v:1:vvv
 348                 } >expected &&
 349                 git grep --max-depth 0 -n -e vvv $H -- t >actual &&
 350                 test_cmp expected actual
 351         '
 352
 353         test_expect_success "grep --max-depth 0 -- . t $L" '
 354                 {
 355                         echo ${HC}t/v:1:vvv
 356                         echo ${HC}v:1:vvv
 357                 } >expected &&
 358                 git grep --max-depth 0 -n -e vvv $H -- . t >actual &&
 359                 test_cmp expected actual
 360         '
 361
 362         test_expect_success "grep --max-depth 0 -- t . $L" '
 363                 {
 364                         echo ${HC}t/v:1:vvv
 365                         echo ${HC}v:1:vvv
 366                 } >expected &&
 367                 git grep --max-depth 0 -n -e vvv $H -- t . >actual &&
 368                 test_cmp expected actual
 369         '
 370         test_expect_success "grep $L with grep.extendedRegexp=false" '
 371                 echo "${HC}ab:a+bc" >expected &&
 372                 git -c grep.extendedRegexp=false grep "a+b*c" $H ab >actual &&
 373                 test_cmp expected actual
 374         '
 375
 376         test_expect_success "grep $L with grep.extendedRegexp=true" '
 377                 echo "${HC}ab:abc" >expected &&
 378                 git -c grep.extendedRegexp=true grep "a+b*c" $H ab >actual &&
 379                 test_cmp expected actual
 380         '
 381
 382         test_expect_success "grep $L with grep.patterntype=basic" '
 383                 echo "${HC}ab:a+bc" >expected &&
 384                 git -c grep.patterntype=basic grep "a+b*c" $H ab >actual &&
 385                 test_cmp expected actual
 386         '
 387
 388         test_expect_success "grep $L with grep.patterntype=extended" '
 389                 echo "${HC}ab:abc" >expected &&
 390                 git -c grep.patterntype=extended grep "a+b*c" $H ab >actual &&
 391                 test_cmp expected actual
 392         '
 393
 394         test_expect_success "grep $L with grep.patterntype=fixed" '
 395                 echo "${HC}ab:a+b*c" >expected &&
 396                 git -c grep.patterntype=fixed grep "a+b*c" $H ab >actual &&
 397                 test_cmp expected actual
 398         '
 399
 400         test_expect_success PCRE "grep $L with grep.patterntype=perl" '
 401                 echo "${HC}ab:a+b*c" >expected &&
 402                 git -c grep.patterntype=perl grep "a\x{2b}b\x{2a}c" $H ab >actual &&
 403                 test_cmp expected actual
 404         '
 405
 406         test_expect_success !PCRE "grep $L with grep.patterntype=perl errors without PCRE" '
 407                 test_must_fail git -c grep.patterntype=perl grep "foo.*bar"
 408         '
 409
 410         test_expect_success "grep $L with grep.patternType=default and grep.extendedRegexp=true" '
 411                 echo "${HC}ab:abc" >expected &&
 412                 git \
 413                         -c grep.patternType=default \
 414                         -c grep.extendedRegexp=true \
 415                         grep "a+b*c" $H ab >actual &&
 416                 test_cmp expected actual
 417         '
 418
 419         test_expect_success "grep $L with grep.extendedRegexp=true and grep.patternType=default" '
 420                 echo "${HC}ab:abc" >expected &&
 421                 git \
 422                         -c grep.extendedRegexp=true \
 423                         -c grep.patternType=default \
 424                         grep "a+b*c" $H ab >actual &&
 425                 test_cmp expected actual
 426         '
 427
 428         test_expect_success "grep $L with grep.patternType=extended and grep.extendedRegexp=false" '
 429                 echo "${HC}ab:abc" >expected &&
 430                 git \
 431                         -c grep.patternType=extended \
 432                         -c grep.extendedRegexp=false \
 433                         grep "a+b*c" $H ab >actual &&
 434                 test_cmp expected actual
 435         '
 436
 437         test_expect_success "grep $L with grep.patternType=basic and grep.extendedRegexp=true" '
 438                 echo "${HC}ab:a+bc" >expected &&
 439                 git \
 440                         -c grep.patternType=basic \
 441                         -c grep.extendedRegexp=true \
 442                         grep "a+b*c" $H ab >actual &&
 443                 test_cmp expected actual
 444         '
 445
 446         test_expect_success "grep $L with grep.extendedRegexp=false and grep.patternType=extended" '
 447                 echo "${HC}ab:abc" >expected &&
 448                 git \
 449                         -c grep.extendedRegexp=false \
 450                         -c grep.patternType=extended \
 451                         grep "a+b*c" $H ab >actual &&
 452                 test_cmp expected actual
 453         '
 454
 455         test_expect_success "grep $L with grep.extendedRegexp=true and grep.patternType=basic" '
 456                 echo "${HC}ab:a+bc" >expected &&
 457                 git \
 458                         -c grep.extendedRegexp=true \
 459                         -c grep.patternType=basic \
 460                         grep "a+b*c" $H ab >actual &&
 461                 test_cmp expected actual
 462         '
 463
 464         test_expect_success "grep --count $L" '
 465                 echo ${HC}ab:3 >expected &&
 466                 git grep --count -e b $H -- ab >actual &&
 467                 test_cmp expected actual
 468         '
 469
 470         test_expect_success "grep --count -h $L" '
 471                 echo 3 >expected &&
 472                 git grep --count -h -e b $H -- ab >actual &&
 473                 test_cmp expected actual
 474         '
 475 done
 476
 477 cat >expected <<EOF
 478 file
 479 EOF
 480 test_expect_success 'grep -l -C' '
 481         git grep -l -C1 foo >actual &&
 482         test_cmp expected actual
 483 '
 484
 485 cat >expected <<EOF
 486 file:5
 487 EOF
 488 test_expect_success 'grep -c -C' '
 489         git grep -c -C1 foo >actual &&
 490         test_cmp expected actual
 491 '
 492
 493 test_expect_success 'grep -L -C' '
 494         git ls-files >expected &&
 495         git grep -L -C1 nonexistent_string >actual &&
 496         test_cmp expected actual
 497 '
 498
 499 test_expect_success 'grep --files-without-match --quiet' '
 500         git grep --files-without-match --quiet nonexistent_string >actual &&
 501         test_cmp /dev/null actual
 502 '
 503
 504 cat >expected <<EOF
 505 file:foo mmap bar_mmap
 506 EOF
 507
 508 test_expect_success 'grep -e A --and -e B' '
 509         git grep -e "foo mmap" --and -e bar_mmap >actual &&
 510         test_cmp expected actual
 511 '
 512
 513 cat >expected <<EOF
 514 file:foo_mmap bar mmap
 515 file:foo_mmap bar mmap baz
 516 EOF
 517
 518
 519 test_expect_success 'grep ( -e A --or -e B ) --and -e B' '
 520         git grep \( -e foo_ --or -e baz \) \
 521                 --and -e " mmap" >actual &&
 522         test_cmp expected actual
 523 '
 524
 525 cat >expected <<EOF
 526 file:foo mmap bar
 527 EOF
 528
 529 test_expect_success 'grep -e A --and --not -e B' '
 530         git grep -e "foo mmap" --and --not -e bar_mmap >actual &&
 531         test_cmp expected actual
 532 '
 533
 534 test_expect_success 'grep should ignore GREP_OPTIONS' '
 535         GREP_OPTIONS=-v git grep " mmap bar\$" >actual &&
 536         test_cmp expected actual
 537 '
 538
 539 test_expect_success 'grep -f, non-existent file' '
 540         test_must_fail git grep -f patterns
 541 '
 542
 543 cat >expected <<EOF
 544 file:foo mmap bar
 545 file:foo_mmap bar
 546 file:foo_mmap bar mmap
 547 file:foo mmap bar_mmap
 548 file:foo_mmap bar mmap baz
 549 EOF
 550
 551 cat >pattern <<EOF
 552 mmap
 553 EOF
 554
 555 test_expect_success 'grep -f, one pattern' '
 556         git grep -f pattern >actual &&
 557         test_cmp expected actual
 558 '
 559
 560 cat >expected <<EOF
 561 file:foo mmap bar
 562 file:foo_mmap bar
 563 file:foo_mmap bar mmap
 564 file:foo mmap bar_mmap
 565 file:foo_mmap bar mmap baz
 566 t/a/v:vvv
 567 t/v:vvv
 568 v:vvv
 569 EOF
 570
 571 cat >patterns <<EOF
 572 mmap
 573 vvv
 574 EOF
 575
 576 test_expect_success 'grep -f, multiple patterns' '
 577         git grep -f patterns >actual &&
 578         test_cmp expected actual
 579 '
 580
 581 test_expect_success 'grep, multiple patterns' '
 582         git grep "$(cat patterns)" >actual &&
 583         test_cmp expected actual
 584 '
 585
 586 cat >expected <<EOF
 587 file:foo mmap bar
 588 file:foo_mmap bar
 589 file:foo_mmap bar mmap
 590 file:foo mmap bar_mmap
 591 file:foo_mmap bar mmap baz
 592 t/a/v:vvv
 593 t/v:vvv
 594 v:vvv
 595 EOF
 596
 597 cat >patterns <<EOF
 598
 599 mmap
 600
 601 vvv
 602
 603 EOF
 604
 605 test_expect_success 'grep -f, ignore empty lines' '
 606         git grep -f patterns >actual &&
 607         test_cmp expected actual
 608 '
 609
 610 test_expect_success 'grep -f, ignore empty lines, read patterns from stdin' '
 611         git grep -f - <patterns >actual &&
 612         test_cmp expected actual
 613 '
 614
 615 cat >expected <<EOF
 616 y:y yy
 617 --
 618 z:zzz
 619 EOF
 620
 621 test_expect_success 'grep -q, silently report matches' '
 622         >empty &&
 623         git grep -q mmap >actual &&
 624         test_cmp empty actual &&
 625         test_must_fail git grep -q qfwfq >actual &&
 626         test_cmp empty actual
 627 '
 628
 629 test_expect_success 'grep -C1 hunk mark between files' '
 630         git grep -C1 "^[yz]" >actual &&
 631         test_cmp expected actual
 632 '
 633
 634 test_expect_success 'log grep setup' '
 635         echo a >>file &&
 636         test_tick &&
 637         GIT_AUTHOR_NAME="With * Asterisk" \
 638         GIT_AUTHOR_EMAIL="xyzzy@frotz.com" \
 639         git commit -a -m "second" &&
 640
 641         echo a >>file &&
 642         test_tick &&
 643         git commit -a -m "third" &&
 644
 645         echo a >>file &&
 646         test_tick &&
 647         GIT_AUTHOR_NAME="Night Fall" \
 648         GIT_AUTHOR_EMAIL="nitfol@frobozz.com" \
 649         git commit -a -m "fourth"
 650 '
 651
 652 test_expect_success 'log grep (1)' '
 653         git log --author=author --pretty=tformat:%s >actual &&
 654         {
 655                 echo third && echo initial
 656         } >expect &&
 657         test_cmp expect actual
 658 '
 659
 660 test_expect_success 'log grep (2)' '
 661         git log --author=" * " -F --pretty=tformat:%s >actual &&
 662         {
 663                 echo second
 664         } >expect &&
 665         test_cmp expect actual
 666 '
 667
 668 test_expect_success 'log grep (3)' '
 669         git log --author="^A U" --pretty=tformat:%s >actual &&
 670         {
 671                 echo third && echo initial
 672         } >expect &&
 673         test_cmp expect actual
 674 '
 675
 676 test_expect_success 'log grep (4)' '
 677         git log --author="frotz\.com>$" --pretty=tformat:%s >actual &&
 678         {
 679                 echo second
 680         } >expect &&
 681         test_cmp expect actual
 682 '
 683
 684 test_expect_success 'log grep (5)' '
 685         git log --author=Thor -F --pretty=tformat:%s >actual &&
 686         {
 687                 echo third && echo initial
 688         } >expect &&
 689         test_cmp expect actual
 690 '
 691
 692 test_expect_success 'log grep (6)' '
 693         git log --author=-0700  --pretty=tformat:%s >actual &&
 694         >expect &&
 695         test_cmp expect actual
 696 '
 697
 698 test_expect_success 'log grep (7)' '
 699         git log -g --grep-reflog="commit: third" --pretty=tformat:%s >actual &&
 700         echo third >expect &&
 701         test_cmp expect actual
 702 '
 703
 704 test_expect_success 'log grep (8)' '
 705         git log -g --grep-reflog="commit: third" --grep-reflog="commit: second" --pretty=tformat:%s >actual &&
 706         {
 707                 echo third && echo second
 708         } >expect &&
 709         test_cmp expect actual
 710 '
 711
 712 test_expect_success 'log grep (9)' '
 713         git log -g --grep-reflog="commit: third" --author="Thor" --pretty=tformat:%s >actual &&
 714         echo third >expect &&
 715         test_cmp expect actual
 716 '
 717
 718 test_expect_success 'log grep (9)' '
 719         git log -g --grep-reflog="commit: third" --author="non-existent" --pretty=tformat:%s >actual &&
 720         : >expect &&
 721         test_cmp expect actual
 722 '
 723
 724 test_expect_success 'log --grep-reflog can only be used under -g' '
 725         test_must_fail git log --grep-reflog="commit: third"
 726 '
 727
 728 test_expect_success 'log with multiple --grep uses union' '
 729         git log --grep=i --grep=r --format=%s >actual &&
 730         {
 731                 echo fourth && echo third && echo initial
 732         } >expect &&
 733         test_cmp expect actual
 734 '
 735
 736 test_expect_success 'log --all-match with multiple --grep uses intersection' '
 737         git log --all-match --grep=i --grep=r --format=%s >actual &&
 738         {
 739                 echo third
 740         } >expect &&
 741         test_cmp expect actual
 742 '
 743
 744 test_expect_success 'log with multiple --author uses union' '
 745         git log --author="Thor" --author="Aster" --format=%s >actual &&
 746         {
 747             echo third && echo second && echo initial
 748         } >expect &&
 749         test_cmp expect actual
 750 '
 751
 752 test_expect_success 'log --all-match with multiple --author still uses union' '
 753         git log --all-match --author="Thor" --author="Aster" --format=%s >actual &&
 754         {
 755             echo third && echo second && echo initial
 756         } >expect &&
 757         test_cmp expect actual
 758 '
 759
 760 test_expect_success 'log --grep --author uses intersection' '
 761         # grep matches only third and fourth
 762         # author matches only initial and third
 763         git log --author="A U Thor" --grep=r --format=%s >actual &&
 764         {
 765                 echo third
 766         } >expect &&
 767         test_cmp expect actual
 768 '
 769
 770 test_expect_success 'log --grep --grep --author takes union of greps and intersects with author' '
 771         # grep matches initial and second but not third
 772         # author matches only initial and third
 773         git log --author="A U Thor" --grep=s --grep=l --format=%s >actual &&
 774         {
 775                 echo initial
 776         } >expect &&
 777         test_cmp expect actual
 778 '
 779
 780 test_expect_success 'log ---all-match -grep --author --author still takes union of authors and intersects with grep' '
 781         # grep matches only initial and third
 782         # author matches all but second
 783         git log --all-match --author="Thor" --author="Night" --grep=i --format=%s >actual &&
 784         {
 785             echo third && echo initial
 786         } >expect &&
 787         test_cmp expect actual
 788 '
 789
 790 test_expect_success 'log --grep --author --author takes union of authors and intersects with grep' '
 791         # grep matches only initial and third
 792         # author matches all but second
 793         git log --author="Thor" --author="Night" --grep=i --format=%s >actual &&
 794         {
 795             echo third && echo initial
 796         } >expect &&
 797         test_cmp expect actual
 798 '
 799
 800 test_expect_success 'log --all-match --grep --grep --author takes intersection' '
 801         # grep matches only third
 802         # author matches only initial and third
 803         git log --all-match --author="A U Thor" --grep=i --grep=r --format=%s >actual &&
 804         {
 805                 echo third
 806         } >expect &&
 807         test_cmp expect actual
 808 '
 809
 810 test_expect_success 'log --author does not search in timestamp' '
 811         : >expect &&
 812         git log --author="$GIT_AUTHOR_DATE" >actual &&
 813         test_cmp expect actual
 814 '
 815
 816 test_expect_success 'log --committer does not search in timestamp' '
 817         : >expect &&
 818         git log --committer="$GIT_COMMITTER_DATE" >actual &&
 819         test_cmp expect actual
 820 '
 821
 822 test_expect_success 'grep with CE_VALID file' '
 823         git update-index --assume-unchanged t/t &&
 824         rm t/t &&
 825         test "$(git grep test)" = "t/t:test" &&
 826         git update-index --no-assume-unchanged t/t &&
 827         git checkout t/t
 828 '
 829
 830 cat >expected <<EOF
 831 hello.c=#include <stdio.h>
 832 hello.c:        return 0;
 833 EOF
 834
 835 test_expect_success 'grep -p with userdiff' '
 836         git config diff.custom.funcname "^#" &&
 837         echo "hello.c diff=custom" >.gitattributes &&
 838         git grep -p return >actual &&
 839         test_cmp expected actual
 840 '
 841
 842 cat >expected <<EOF
 843 hello.c=int main(int argc, const char **argv)
 844 hello.c:        return 0;
 845 EOF
 846
 847 test_expect_success 'grep -p' '
 848         rm -f .gitattributes &&
 849         git grep -p return >actual &&
 850         test_cmp expected actual
 851 '
 852
 853 cat >expected <<EOF
 854 hello.c-#include <stdio.h>
 855 hello.c-
 856 hello.c=int main(int argc, const char **argv)
 857 hello.c-{
 858 hello.c-        printf("Hello world.\n");
 859 hello.c:        return 0;
 860 EOF
 861
 862 test_expect_success 'grep -p -B5' '
 863         git grep -p -B5 return >actual &&
 864         test_cmp expected actual
 865 '
 866
 867 cat >expected <<EOF
 868 hello.c=int main(int argc, const char **argv)
 869 hello.c-{
 870 hello.c-        printf("Hello world.\n");
 871 hello.c:        return 0;
 872 hello.c-        /* char ?? */
 873 hello.c-}
 874 EOF
 875
 876 test_expect_success 'grep -W' '
 877         git grep -W return >actual &&
 878         test_cmp expected actual
 879 '
 880
 881 cat >expected <<EOF
 882 hello.c-#include <assert.h>
 883 hello.c:#include <stdio.h>
 884 EOF
 885
 886 test_expect_success 'grep -W shows no trailing empty lines' '
 887         git grep -W stdio >actual &&
 888         test_cmp expected actual
 889 '
 890
 891 test_expect_success 'grep -W with userdiff' '
 892         test_when_finished "rm -f .gitattributes" &&
 893         git config diff.custom.xfuncname "^function .*$" &&
 894         echo "hello.ps1 diff=custom" >.gitattributes &&
 895         git grep -W echo >function-context-userdiff-actual
 896 '
 897
 898 test_expect_success ' includes preceding comment' '
 899         grep "# Say hello" function-context-userdiff-actual
 900 '
 901
 902 test_expect_success ' includes function line' '
 903         grep "=function hello" function-context-userdiff-actual
 904 '
 905
 906 test_expect_success ' includes matching line' '
 907         grep ":  echo" function-context-userdiff-actual
 908 '
 909
 910 test_expect_success ' includes last line of the function' '
 911         grep "} # hello" function-context-userdiff-actual
 912 '
 913
 914 for threads in $(test_seq 0 10)
 915 do
 916         test_expect_success "grep --threads=$threads & -c grep.threads=$threads" "
 917                 git grep --threads=$threads . >actual.$threads &&
 918                 if test $threads -ge 1
 919                 then
 920                         test_cmp actual.\$(($threads - 1)) actual.$threads
 921                 fi &&
 922                 git -c grep.threads=$threads grep . >actual.$threads &&
 923                 if test $threads -ge 1
 924                 then
 925                         test_cmp actual.\$(($threads - 1)) actual.$threads
 926                 fi
 927         "
 928 done
 929
 930 test_expect_success !PTHREADS,C_LOCALE_OUTPUT 'grep --threads=N or pack.threads=N warns when no pthreads' '
 931         git grep --threads=2 Hello hello_world 2>err &&
 932         grep ^warning: err >warnings &&
 933         test_line_count = 1 warnings &&
 934         grep -F "no threads support, ignoring --threads" err &&
 935         git -c grep.threads=2 grep Hello hello_world 2>err &&
 936         grep ^warning: err >warnings &&
 937         test_line_count = 1 warnings &&
 938         grep -F "no threads support, ignoring grep.threads" err &&
 939         git -c grep.threads=2 grep --threads=4 Hello hello_world 2>err &&
 940         grep ^warning: err >warnings &&
 941         test_line_count = 2 warnings &&
 942         grep -F "no threads support, ignoring --threads" err &&
 943         grep -F "no threads support, ignoring grep.threads" err &&
 944         git -c grep.threads=0 grep --threads=0 Hello hello_world 2>err &&
 945         test_line_count = 0 err
 946 '
 947
 948 test_expect_success 'grep from a subdirectory to search wider area (1)' '
 949         mkdir -p s &&
 950         (
 951                 cd s && git grep "x x x" ..
 952         )
 953 '
 954
 955 test_expect_success 'grep from a subdirectory to search wider area (2)' '
 956         mkdir -p s &&
 957         (
 958                 cd s &&
 959                 test_expect_code 1 git grep xxyyzz .. >out &&
 960                 ! test -s out
 961         )
 962 '
 963
 964 cat >expected <<EOF
 965 hello.c:int main(int argc, const char **argv)
 966 EOF
 967
 968 test_expect_success 'grep -Fi' '
 969         git grep -Fi "CHAR *" >actual &&
 970         test_cmp expected actual
 971 '
 972
 973 test_expect_success 'outside of git repository' '
 974         rm -fr non &&
 975         mkdir -p non/git/sub &&
 976         echo hello >non/git/file1 &&
 977         echo world >non/git/sub/file2 &&
 978         {
 979                 echo file1:hello &&
 980                 echo sub/file2:world
 981         } >non/expect.full &&
 982         echo file2:world >non/expect.sub &&
 983         (
 984                 GIT_CEILING_DIRECTORIES="$(pwd)/non" &&
 985                 export GIT_CEILING_DIRECTORIES &&
 986                 cd non/git &&
 987                 test_must_fail git grep o &&
 988                 git grep --no-index o >../actual.full &&
 989                 test_cmp ../expect.full ../actual.full &&
 990                 cd sub &&
 991                 test_must_fail git grep o &&
 992                 git grep --no-index o >../../actual.sub &&
 993                 test_cmp ../../expect.sub ../../actual.sub
 994         ) &&
 995
 996         echo ".*o*" >non/git/.gitignore &&
 997         (
 998                 GIT_CEILING_DIRECTORIES="$(pwd)/non" &&
 999                 export GIT_CEILING_DIRECTORIES &&
1000                 cd non/git &&
1001                 test_must_fail git grep o &&
1002                 git grep --no-index --exclude-standard o >../actual.full &&
1003                 test_cmp ../expect.full ../actual.full &&
1004
1005                 {
1006                         echo ".gitignore:.*o*" &&
1007                         cat ../expect.full
1008                 } >../expect.with.ignored &&
1009                 git grep --no-index --no-exclude o >../actual.full &&
1010                 test_cmp ../expect.with.ignored ../actual.full
1011         )
1012 '
1013
1014 test_expect_success 'outside of git repository with fallbackToNoIndex' '
1015         rm -fr non &&
1016         mkdir -p non/git/sub &&
1017         echo hello >non/git/file1 &&
1018         echo world >non/git/sub/file2 &&
1019         cat <<-\EOF >non/expect.full &&
1020         file1:hello
1021         sub/file2:world
1022         EOF
1023         echo file2:world >non/expect.sub &&
1024         (
1025                 GIT_CEILING_DIRECTORIES="$(pwd)/non" &&
1026                 export GIT_CEILING_DIRECTORIES &&
1027                 cd non/git &&
1028                 test_must_fail git -c grep.fallbackToNoIndex=false grep o &&
1029                 git -c grep.fallbackToNoIndex=true grep o >../actual.full &&
1030                 test_cmp ../expect.full ../actual.full &&
1031                 cd sub &&
1032                 test_must_fail git -c grep.fallbackToNoIndex=false grep o &&
1033                 git -c grep.fallbackToNoIndex=true grep o >../../actual.sub &&
1034                 test_cmp ../../expect.sub ../../actual.sub
1035         ) &&
1036
1037         echo ".*o*" >non/git/.gitignore &&
1038         (
1039                 GIT_CEILING_DIRECTORIES="$(pwd)/non" &&
1040                 export GIT_CEILING_DIRECTORIES &&
1041                 cd non/git &&
1042                 test_must_fail git -c grep.fallbackToNoIndex=false grep o &&
1043                 git -c grep.fallbackToNoIndex=true grep --exclude-standard o >../actual.full &&
1044                 test_cmp ../expect.full ../actual.full &&
1045
1046                 {
1047                         echo ".gitignore:.*o*" &&
1048                         cat ../expect.full
1049                 } >../expect.with.ignored &&
1050                 git -c grep.fallbackToNoIndex grep --no-exclude o >../actual.full &&
1051                 test_cmp ../expect.with.ignored ../actual.full
1052         )
1053 '
1054
1055 test_expect_success 'inside git repository but with --no-index' '
1056         rm -fr is &&
1057         mkdir -p is/git/sub &&
1058         echo hello >is/git/file1 &&
1059         echo world >is/git/sub/file2 &&
1060         echo ".*o*" >is/git/.gitignore &&
1061         {
1062                 echo file1:hello &&
1063                 echo sub/file2:world
1064         } >is/expect.unignored &&
1065         {
1066                 echo ".gitignore:.*o*" &&
1067                 cat is/expect.unignored
1068         } >is/expect.full &&
1069         : >is/expect.empty &&
1070         echo file2:world >is/expect.sub &&
1071         (
1072                 cd is/git &&
1073                 git init &&
1074                 test_must_fail git grep o >../actual.full &&
1075                 test_cmp ../expect.empty ../actual.full &&
1076
1077                 git grep --untracked o >../actual.unignored &&
1078                 test_cmp ../expect.unignored ../actual.unignored &&
1079
1080                 git grep --no-index o >../actual.full &&
1081                 test_cmp ../expect.full ../actual.full &&
1082
1083                 git grep --no-index --exclude-standard o >../actual.unignored &&
1084                 test_cmp ../expect.unignored ../actual.unignored &&
1085
1086                 cd sub &&
1087                 test_must_fail git grep o >../../actual.sub &&
1088                 test_cmp ../../expect.empty ../../actual.sub &&
1089
1090                 git grep --no-index o >../../actual.sub &&
1091                 test_cmp ../../expect.sub ../../actual.sub &&
1092
1093                 git grep --untracked o >../../actual.sub &&
1094                 test_cmp ../../expect.sub ../../actual.sub
1095         )
1096 '
1097
1098 test_expect_success 'grep --no-index descends into repos, but not .git' '
1099         rm -fr non &&
1100         mkdir -p non/git &&
1101         (
1102                 GIT_CEILING_DIRECTORIES="$(pwd)/non" &&
1103                 export GIT_CEILING_DIRECTORIES &&
1104                 cd non/git &&
1105
1106                 echo magic >file &&
1107                 git init repo &&
1108                 (
1109                         cd repo &&
1110                         echo magic >file &&
1111                         git add file &&
1112                         git commit -m foo &&
1113                         echo magic >.git/file
1114                 ) &&
1115
1116                 cat >expect <<-\EOF &&
1117                 file
1118                 repo/file
1119                 EOF
1120                 git grep -l --no-index magic >actual &&
1121                 test_cmp expect actual
1122         )
1123 '
1124
1125 test_expect_success 'setup double-dash tests' '
1126 cat >double-dash <<EOF &&
1127 --
1128 ->
1129 other
1130 EOF
1131 git add double-dash
1132 '
1133
1134 cat >expected <<EOF
1135 double-dash:->
1136 EOF
1137 test_expect_success 'grep -- pattern' '
1138         git grep -- "->" >actual &&
1139         test_cmp expected actual
1140 '
1141 test_expect_success 'grep -- pattern -- pathspec' '
1142         git grep -- "->" -- double-dash >actual &&
1143         test_cmp expected actual
1144 '
1145 test_expect_success 'grep -e pattern -- path' '
1146         git grep -e "->" -- double-dash >actual &&
1147         test_cmp expected actual
1148 '
1149
1150 cat >expected <<EOF
1151 double-dash:--
1152 EOF
1153 test_expect_success 'grep -e -- -- path' '
1154         git grep -e -- -- double-dash >actual &&
1155         test_cmp expected actual
1156 '
1157
1158 test_expect_success 'dashdash disambiguates rev as rev' '
1159         test_when_finished "rm -f master" &&
1160         echo content >master &&
1161         echo master:hello.c >expect &&
1162         git grep -l o master -- hello.c >actual &&
1163         test_cmp expect actual
1164 '
1165
1166 test_expect_success 'dashdash disambiguates pathspec as pathspec' '
1167         test_when_finished "git rm -f master" &&
1168         echo content >master &&
1169         git add master &&
1170         echo master:content >expect &&
1171         git grep o -- master >actual &&
1172         test_cmp expect actual
1173 '
1174
1175 test_expect_success 'report bogus arg without dashdash' '
1176         test_must_fail git grep o does-not-exist
1177 '
1178
1179 test_expect_success 'report bogus rev with dashdash' '
1180         test_must_fail git grep o hello.c --
1181 '
1182
1183 test_expect_success 'allow non-existent path with dashdash' '
1184         # We need a real match so grep exits with success.
1185         tree=$(git ls-tree HEAD |
1186                sed s/hello.c/not-in-working-tree/ |
1187                git mktree) &&
1188         git grep o "$tree" -- not-in-working-tree
1189 '
1190
1191 test_expect_success 'grep --no-index pattern -- path' '
1192         rm -fr non &&
1193         mkdir -p non/git &&
1194         (
1195                 GIT_CEILING_DIRECTORIES="$(pwd)/non" &&
1196                 export GIT_CEILING_DIRECTORIES &&
1197                 cd non/git &&
1198                 echo hello >hello &&
1199                 echo goodbye >goodbye &&
1200                 echo hello:hello >expect &&
1201                 git grep --no-index o -- hello >actual &&
1202                 test_cmp expect actual
1203         )
1204 '
1205
1206 test_expect_success 'grep --no-index complains of revs' '
1207         test_must_fail git grep --no-index o master -- 2>err &&
1208         test_i18ngrep "cannot be used with revs" err
1209 '
1210
1211 test_expect_success 'grep --no-index prefers paths to revs' '
1212         test_when_finished "rm -f master" &&
1213         echo content >master &&
1214         echo master:content >expect &&
1215         git grep --no-index o master >actual &&
1216         test_cmp expect actual
1217 '
1218
1219 test_expect_success 'grep --no-index does not "diagnose" revs' '
1220         test_must_fail git grep --no-index o :1:hello.c 2>err &&
1221         test_i18ngrep ! -i "did you mean" err
1222 '
1223
1224 cat >expected <<EOF
1225 hello.c:int main(int argc, const char **argv)
1226 hello.c:        printf("Hello world.\n");
1227 EOF
1228
1229 test_expect_success PCRE 'grep --perl-regexp pattern' '
1230         git grep --perl-regexp "\p{Ps}.*?\p{Pe}" hello.c >actual &&
1231         test_cmp expected actual
1232 '
1233
1234 test_expect_success !PCRE 'grep --perl-regexp pattern errors without PCRE' '
1235         test_must_fail git grep --perl-regexp "foo.*bar"
1236 '
1237
1238 test_expect_success PCRE 'grep -P pattern' '
1239         git grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
1240         test_cmp expected actual
1241 '
1242
1243 test_expect_success LIBPCRE2 "grep -P with (*NO_JIT) doesn't error out" '
1244         git grep -P "(*NO_JIT)\p{Ps}.*?\p{Pe}" hello.c >actual &&
1245         test_cmp expected actual
1246
1247 '
1248
1249 test_expect_success !PCRE 'grep -P pattern errors without PCRE' '
1250         test_must_fail git grep -P "foo.*bar"
1251 '
1252
1253 test_expect_success 'grep pattern with grep.extendedRegexp=true' '
1254         >empty &&
1255         test_must_fail git -c grep.extendedregexp=true \
1256                 grep "\p{Ps}.*?\p{Pe}" hello.c >actual &&
1257         test_cmp empty actual
1258 '
1259
1260 test_expect_success PCRE 'grep -P pattern with grep.extendedRegexp=true' '
1261         git -c grep.extendedregexp=true \
1262                 grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
1263         test_cmp expected actual
1264 '
1265
1266 test_expect_success PCRE 'grep -P -v pattern' '
1267         {
1268                 echo "ab:a+b*c"
1269                 echo "ab:a+bc"
1270         } >expected &&
1271         git grep -P -v "abc" ab >actual &&
1272         test_cmp expected actual
1273 '
1274
1275 test_expect_success PCRE 'grep -P -i pattern' '
1276         cat >expected <<-EOF &&
1277         hello.c:        printf("Hello world.\n");
1278         EOF
1279         git grep -P -i "PRINTF\([^\d]+\)" hello.c >actual &&
1280         test_cmp expected actual
1281 '
1282
1283 test_expect_success PCRE 'grep -P -w pattern' '
1284         {
1285                 echo "hello_world:Hello world"
1286                 echo "hello_world:HeLLo world"
1287         } >expected &&
1288         git grep -P -w "He((?i)ll)o" hello_world >actual &&
1289         test_cmp expected actual
1290 '
1291
1292 test_expect_success PCRE 'grep -P backreferences work (the PCRE NO_AUTO_CAPTURE flag is not set)' '
1293         git grep -P -h "(?P<one>.)(?P=one)" hello_world >actual &&
1294         test_cmp hello_world actual &&
1295         git grep -P -h "(.)\1" hello_world >actual &&
1296         test_cmp hello_world actual
1297 '
1298
1299 test_expect_success 'grep -G invalidpattern properly dies ' '
1300         test_must_fail git grep -G "a["
1301 '
1302
1303 test_expect_success 'grep invalidpattern properly dies with grep.patternType=basic' '
1304         test_must_fail git -c grep.patterntype=basic grep "a["
1305 '
1306
1307 test_expect_success 'grep -E invalidpattern properly dies ' '
1308         test_must_fail git grep -E "a["
1309 '
1310
1311 test_expect_success 'grep invalidpattern properly dies with grep.patternType=extended' '
1312         test_must_fail git -c grep.patterntype=extended grep "a["
1313 '
1314
1315 test_expect_success PCRE 'grep -P invalidpattern properly dies ' '
1316         test_must_fail git grep -P "a["
1317 '
1318
1319 test_expect_success PCRE 'grep invalidpattern properly dies with grep.patternType=perl' '
1320         test_must_fail git -c grep.patterntype=perl grep "a["
1321 '
1322
1323 test_expect_success 'grep -G -E -F pattern' '
1324         echo "ab:a+b*c" >expected &&
1325         git grep -G -E -F "a+b*c" ab >actual &&
1326         test_cmp expected actual
1327 '
1328
1329 test_expect_success 'grep pattern with grep.patternType=basic, =extended, =fixed' '
1330         echo "ab:a+b*c" >expected &&
1331         git \
1332                 -c grep.patterntype=basic \
1333                 -c grep.patterntype=extended \
1334                 -c grep.patterntype=fixed \
1335                 grep "a+b*c" ab >actual &&
1336         test_cmp expected actual
1337 '
1338
1339 test_expect_success 'grep -E -F -G pattern' '
1340         echo "ab:a+bc" >expected &&
1341         git grep -E -F -G "a+b*c" ab >actual &&
1342         test_cmp expected actual
1343 '
1344
1345 test_expect_success 'grep pattern with grep.patternType=extended, =fixed, =basic' '
1346         echo "ab:a+bc" >expected &&
1347         git \
1348                 -c grep.patterntype=extended \
1349                 -c grep.patterntype=fixed \
1350                 -c grep.patterntype=basic \
1351                 grep "a+b*c" ab >actual &&
1352         test_cmp expected actual
1353 '
1354
1355 test_expect_success 'grep -F -G -E pattern' '
1356         echo "ab:abc" >expected &&
1357         git grep -F -G -E "a+b*c" ab >actual &&
1358         test_cmp expected actual
1359 '
1360
1361 test_expect_success 'grep pattern with grep.patternType=fixed, =basic, =extended' '
1362         echo "ab:abc" >expected &&
1363         git \
1364                 -c grep.patterntype=fixed \
1365                 -c grep.patterntype=basic \
1366                 -c grep.patterntype=extended \
1367                 grep "a+b*c" ab >actual &&
1368         test_cmp expected actual
1369 '
1370
1371 test_expect_success 'grep -G -F -P -E pattern' '
1372         echo "d0:d" >expected &&
1373         git grep -G -F -P -E "[\d]" d0 >actual &&
1374         test_cmp expected actual
1375 '
1376
1377 test_expect_success 'grep pattern with grep.patternType=fixed, =basic, =perl, =extended' '
1378         echo "d0:d" >expected &&
1379         git \
1380                 -c grep.patterntype=fixed \
1381                 -c grep.patterntype=basic \
1382                 -c grep.patterntype=perl \
1383                 -c grep.patterntype=extended \
1384                 grep "[\d]" d0 >actual &&
1385         test_cmp expected actual
1386 '
1387
1388 test_expect_success PCRE 'grep -G -F -E -P pattern' '
1389         echo "d0:0" >expected &&
1390         git grep -G -F -E -P "[\d]" d0 >actual &&
1391         test_cmp expected actual
1392 '
1393
1394 test_expect_success PCRE 'grep pattern with grep.patternType=fixed, =basic, =extended, =perl' '
1395         echo "d0:0" >expected &&
1396         git \
1397                 -c grep.patterntype=fixed \
1398                 -c grep.patterntype=basic \
1399                 -c grep.patterntype=extended \
1400                 -c grep.patterntype=perl \
1401                 grep "[\d]" d0 >actual &&
1402         test_cmp expected actual
1403 '
1404
1405 test_expect_success PCRE 'grep -P pattern with grep.patternType=fixed' '
1406         echo "ab:a+b*c" >expected &&
1407         git \
1408                 -c grep.patterntype=fixed \
1409                 grep -P "a\x{2b}b\x{2a}c" ab >actual &&
1410         test_cmp expected actual
1411 '
1412
1413 test_expect_success 'grep -F pattern with grep.patternType=basic' '
1414         echo "ab:a+b*c" >expected &&
1415         git \
1416                 -c grep.patterntype=basic \
1417                 grep -F "*c" ab >actual &&
1418         test_cmp expected actual
1419 '
1420
1421 test_expect_success 'grep -G pattern with grep.patternType=fixed' '
1422         {
1423                 echo "ab:a+b*c"
1424                 echo "ab:a+bc"
1425         } >expected &&
1426         git \
1427                 -c grep.patterntype=fixed \
1428                 grep -G "a+b" ab >actual &&
1429         test_cmp expected actual
1430 '
1431
1432 test_expect_success 'grep -E pattern with grep.patternType=fixed' '
1433         {
1434                 echo "ab:a+b*c"
1435                 echo "ab:a+bc"
1436                 echo "ab:abc"
1437         } >expected &&
1438         git \
1439                 -c grep.patterntype=fixed \
1440                 grep -E "a+" ab >actual &&
1441         test_cmp expected actual
1442 '
1443
1444 cat >expected <<EOF
1445 hello.c<RED>:<RESET>int main(int argc, const char **argv)
1446 hello.c<RED>-<RESET>{
1447 <RED>--<RESET>
1448 hello.c<RED>:<RESET>    /* char ?? */
1449 hello.c<RED>-<RESET>}
1450 <RED>--<RESET>
1451 hello_world<RED>:<RESET>Hello_world
1452 hello_world<RED>-<RESET>HeLLo_world
1453 EOF
1454
1455 test_expect_success 'grep --color, separator' '
1456         test_config color.grep.context          normal &&
1457         test_config color.grep.filename         normal &&
1458         test_config color.grep.function         normal &&
1459         test_config color.grep.linenumber       normal &&
1460         test_config color.grep.match            normal &&
1461         test_config color.grep.selected         normal &&
1462         test_config color.grep.separator        red &&
1463
1464         git grep --color=always -A1 -e char -e lo_w hello.c hello_world |
1465         test_decode_color >actual &&
1466         test_cmp expected actual
1467 '
1468
1469 cat >expected <<EOF
1470 hello.c:int main(int argc, const char **argv)
1471 hello.c:        /* char ?? */
1472
1473 hello_world:Hello_world
1474 EOF
1475
1476 test_expect_success 'grep --break' '
1477         git grep --break -e char -e lo_w hello.c hello_world >actual &&
1478         test_cmp expected actual
1479 '
1480
1481 cat >expected <<EOF
1482 hello.c:int main(int argc, const char **argv)
1483 hello.c-{
1484 --
1485 hello.c:        /* char ?? */
1486 hello.c-}
1487
1488 hello_world:Hello_world
1489 hello_world-HeLLo_world
1490 EOF
1491
1492 test_expect_success 'grep --break with context' '
1493         git grep --break -A1 -e char -e lo_w hello.c hello_world >actual &&
1494         test_cmp expected actual
1495 '
1496
1497 cat >expected <<EOF
1498 hello.c
1499 int main(int argc, const char **argv)
1500         /* char ?? */
1501 hello_world
1502 Hello_world
1503 EOF
1504
1505 test_expect_success 'grep --heading' '
1506         git grep --heading -e char -e lo_w hello.c hello_world >actual &&
1507         test_cmp expected actual
1508 '
1509
1510 cat >expected <<EOF
1511 <BOLD;GREEN>hello.c<RESET>
1512 4:int main(int argc, const <BLACK;BYELLOW>char<RESET> **argv)
1513 8:      /* <BLACK;BYELLOW>char<RESET> ?? */
1514
1515 <BOLD;GREEN>hello_world<RESET>
1516 3:Hel<BLACK;BYELLOW>lo_w<RESET>orld
1517 EOF
1518
1519 test_expect_success 'mimic ack-grep --group' '
1520         test_config color.grep.context          normal &&
1521         test_config color.grep.filename         "bold green" &&
1522         test_config color.grep.function         normal &&
1523         test_config color.grep.linenumber       normal &&
1524         test_config color.grep.match            "black yellow" &&
1525         test_config color.grep.selected         normal &&
1526         test_config color.grep.separator        normal &&
1527
1528         git grep --break --heading -n --color \
1529                 -e char -e lo_w hello.c hello_world |
1530         test_decode_color >actual &&
1531         test_cmp expected actual
1532 '
1533
1534 cat >expected <<EOF
1535 space: line with leading space1
1536 space: line with leading space2
1537 space: line with leading space3
1538 EOF
1539
1540 test_expect_success PCRE 'grep -E "^ "' '
1541         git grep -E "^ " space >actual &&
1542         test_cmp expected actual
1543 '
1544
1545 test_expect_success PCRE 'grep -P "^ "' '
1546         git grep -P "^ " space >actual &&
1547         test_cmp expected actual
1548 '
1549
1550 cat >expected <<EOF
1551 space-line without leading space1
1552 space: line <RED>with <RESET>leading space1
1553 space: line <RED>with <RESET>leading <RED>space2<RESET>
1554 space: line <RED>with <RESET>leading space3
1555 space:line without leading <RED>space2<RESET>
1556 EOF
1557
1558 test_expect_success 'grep --color -e A -e B with context' '
1559         test_config color.grep.context          normal &&
1560         test_config color.grep.filename         normal &&
1561         test_config color.grep.function         normal &&
1562         test_config color.grep.linenumber       normal &&
1563         test_config color.grep.matchContext     normal &&
1564         test_config color.grep.matchSelected    red &&
1565         test_config color.grep.selected         normal &&
1566         test_config color.grep.separator        normal &&
1567
1568         git grep --color=always -C2 -e "with " -e space2  space |
1569         test_decode_color >actual &&
1570         test_cmp expected actual
1571 '
1572
1573 cat >expected <<EOF
1574 space-line without leading space1
1575 space- line with leading space1
1576 space: line <RED>with <RESET>leading <RED>space2<RESET>
1577 space- line with leading space3
1578 space-line without leading space2
1579 EOF
1580
1581 test_expect_success 'grep --color -e A --and -e B with context' '
1582         test_config color.grep.context          normal &&
1583         test_config color.grep.filename         normal &&
1584         test_config color.grep.function         normal &&
1585         test_config color.grep.linenumber       normal &&
1586         test_config color.grep.matchContext     normal &&
1587         test_config color.grep.matchSelected    red &&
1588         test_config color.grep.selected         normal &&
1589         test_config color.grep.separator        normal &&
1590
1591         git grep --color=always -C2 -e "with " --and -e space2  space |
1592         test_decode_color >actual &&
1593         test_cmp expected actual
1594 '
1595
1596 cat >expected <<EOF
1597 space-line without leading space1
1598 space: line <RED>with <RESET>leading space1
1599 space- line with leading space2
1600 space: line <RED>with <RESET>leading space3
1601 space-line without leading space2
1602 EOF
1603
1604 test_expect_success 'grep --color -e A --and --not -e B with context' '
1605         test_config color.grep.context          normal &&
1606         test_config color.grep.filename         normal &&
1607         test_config color.grep.function         normal &&
1608         test_config color.grep.linenumber       normal &&
1609         test_config color.grep.matchContext     normal &&
1610         test_config color.grep.matchSelected    red &&
1611         test_config color.grep.selected         normal &&
1612         test_config color.grep.separator        normal &&
1613
1614         git grep --color=always -C2 -e "with " --and --not -e space2  space |
1615         test_decode_color >actual &&
1616         test_cmp expected actual
1617 '
1618
1619 cat >expected <<EOF
1620 hello.c-
1621 hello.c=int main(int argc, const char **argv)
1622 hello.c-{
1623 hello.c:        pr<RED>int<RESET>f("<RED>Hello<RESET> world.\n");
1624 hello.c-        return 0;
1625 hello.c-        /* char ?? */
1626 hello.c-}
1627 EOF
1628
1629 test_expect_success 'grep --color -e A --and -e B -p with context' '
1630         test_config color.grep.context          normal &&
1631         test_config color.grep.filename         normal &&
1632         test_config color.grep.function         normal &&
1633         test_config color.grep.linenumber       normal &&
1634         test_config color.grep.matchContext     normal &&
1635         test_config color.grep.matchSelected    red &&
1636         test_config color.grep.selected         normal &&
1637         test_config color.grep.separator        normal &&
1638
1639         git grep --color=always -p -C3 -e int --and -e Hello --no-index hello.c |
1640         test_decode_color >actual &&
1641         test_cmp expected actual
1642 '
1643
1644 test_expect_success 'grep can find things only in the work tree' '
1645         : >work-tree-only &&
1646         git add work-tree-only &&
1647         test_when_finished "git rm -f work-tree-only" &&
1648         echo "find in work tree" >work-tree-only &&
1649         git grep --quiet "find in work tree" &&
1650         test_must_fail git grep --quiet --cached "find in work tree" &&
1651         test_must_fail git grep --quiet "find in work tree" HEAD
1652 '
1653
1654 test_expect_success 'grep can find things only in the work tree (i-t-a)' '
1655         echo "intend to add this" >intend-to-add &&
1656         git add -N intend-to-add &&
1657         test_when_finished "git rm -f intend-to-add" &&
1658         git grep --quiet "intend to add this" &&
1659         test_must_fail git grep --quiet --cached "intend to add this" &&
1660         test_must_fail git grep --quiet "intend to add this" HEAD
1661 '
1662
1663 test_expect_success 'grep does not search work tree with assume unchanged' '
1664         echo "intend to add this" >intend-to-add &&
1665         git add -N intend-to-add &&
1666         git update-index --assume-unchanged intend-to-add &&
1667         test_when_finished "git rm -f intend-to-add" &&
1668         test_must_fail git grep --quiet "intend to add this" &&
1669         test_must_fail git grep --quiet --cached "intend to add this" &&
1670         test_must_fail git grep --quiet "intend to add this" HEAD
1671 '
1672
1673 test_expect_success 'grep can find things only in the index' '
1674         echo "only in the index" >cache-this &&
1675         git add cache-this &&
1676         rm cache-this &&
1677         test_when_finished "git rm --cached cache-this" &&
1678         test_must_fail git grep --quiet "only in the index" &&
1679         git grep --quiet --cached "only in the index" &&
1680         test_must_fail git grep --quiet "only in the index" HEAD
1681 '
1682
1683 test_expect_success 'grep does not report i-t-a with -L --cached' '
1684         echo "intend to add this" >intend-to-add &&
1685         git add -N intend-to-add &&
1686         test_when_finished "git rm -f intend-to-add" &&
1687         git ls-files | grep -v "^intend-to-add\$" >expected &&
1688         git grep -L --cached "nonexistent_string" >actual &&
1689         test_cmp expected actual
1690 '
1691
1692 test_expect_success 'grep does not report i-t-a and assume unchanged with -L' '
1693         echo "intend to add this" >intend-to-add-assume-unchanged &&
1694         git add -N intend-to-add-assume-unchanged &&
1695         test_when_finished "git rm -f intend-to-add-assume-unchanged" &&
1696         git update-index --assume-unchanged intend-to-add-assume-unchanged &&
1697         git ls-files | grep -v "^intend-to-add-assume-unchanged\$" >expected &&
1698         git grep -L "nonexistent_string" >actual &&
1699         test_cmp expected actual
1700 '
1701
1702 test_done