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