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