t/t7002-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 test_expect_success 'Check for external grep support' '
  12         case "$(git grep -h 2>&1|grep ext-grep)" in
  13         *"(default)"*)
  14                 test_set_prereq EXTGREP
  15                 true;;
  16         *"(ignored by this build)"*)
  17                 true;;
  18         *)
  19                 false;;
  20         esac
  21 '
  22
  23 cat >hello.c <<EOF
  24 #include <stdio.h>
  25 int main(int argc, const char **argv)
  26 {
  27         printf("Hello world.\n");
  28         return 0;
  29         /* char ?? */
  30 }
  31 EOF
  32
  33 test_expect_success setup '
  34         {
  35                 echo foo mmap bar
  36                 echo foo_mmap bar
  37                 echo foo_mmap bar mmap
  38                 echo foo mmap bar_mmap
  39                 echo foo_mmap bar mmap baz
  40         } >file &&
  41         echo vvv >v &&
  42         echo ww w >w &&
  43         echo x x xx x >x &&
  44         echo y yy >y &&
  45         echo zzz > z &&
  46         mkdir t &&
  47         echo test >t/t &&
  48         echo vvv >t/v &&
  49         mkdir t/a &&
  50         echo vvv >t/a/v &&
  51         git add . &&
  52         test_tick &&
  53         git commit -m initial
  54 '
  55
  56 test_expect_success 'grep should not segfault with a bad input' '
  57         test_must_fail git grep "("
  58 '
  59
  60 for H in HEAD ''
  61 do
  62         case "$H" in
  63         HEAD)   HC='HEAD:' L='HEAD' ;;
  64         '')     HC= L='in working tree' ;;
  65         esac
  66
  67         test_expect_success "grep -w $L" '
  68                 {
  69                         echo ${HC}file:1:foo mmap bar
  70                         echo ${HC}file:3:foo_mmap bar mmap
  71                         echo ${HC}file:4:foo mmap bar_mmap
  72                         echo ${HC}file:5:foo_mmap bar mmap baz
  73                 } >expected &&
  74                 git grep -n -w -e mmap $H >actual &&
  75                 diff expected actual
  76         '
  77
  78         test_expect_success "grep -w $L (w)" '
  79                 : >expected &&
  80                 ! git grep -n -w -e "^w" >actual &&
  81                 test_cmp expected actual
  82         '
  83
  84         test_expect_success "grep -w $L (x)" '
  85                 {
  86                         echo ${HC}x:1:x x xx x
  87                 } >expected &&
  88                 git grep -n -w -e "x xx* x" $H >actual &&
  89                 diff expected actual
  90         '
  91
  92         test_expect_success "grep -w $L (y-1)" '
  93                 {
  94                         echo ${HC}y:1:y yy
  95                 } >expected &&
  96                 git grep -n -w -e "^y" $H >actual &&
  97                 diff expected actual
  98         '
  99
 100         test_expect_success "grep -w $L (y-2)" '
 101                 : >expected &&
 102                 if git grep -n -w -e "^y y" $H >actual
 103                 then
 104                         echo should not have matched
 105                         cat actual
 106                         false
 107                 else
 108                         diff expected actual
 109                 fi
 110         '
 111
 112         test_expect_success "grep -w $L (z)" '
 113                 : >expected &&
 114                 if git grep -n -w -e "^z" $H >actual
 115                 then
 116                         echo should not have matched
 117                         cat actual
 118                         false
 119                 else
 120                         diff expected actual
 121                 fi
 122         '
 123
 124         test_expect_success "grep $L (t-1)" '
 125                 echo "${HC}t/t:1:test" >expected &&
 126                 git grep -n -e test $H >actual &&
 127                 diff expected actual
 128         '
 129
 130         test_expect_success "grep $L (t-2)" '
 131                 echo "${HC}t:1:test" >expected &&
 132                 (
 133                         cd t &&
 134                         git grep -n -e test $H
 135                 ) >actual &&
 136                 diff expected actual
 137         '
 138
 139         test_expect_success "grep $L (t-3)" '
 140                 echo "${HC}t/t:1:test" >expected &&
 141                 (
 142                         cd t &&
 143                         git grep --full-name -n -e test $H
 144                 ) >actual &&
 145                 diff expected actual
 146         '
 147
 148         test_expect_success "grep -c $L (no /dev/null)" '
 149                 ! git grep -c test $H | grep /dev/null
 150         '
 151
 152         test_expect_success "grep --max-depth -1 $L" '
 153                 {
 154                         echo ${HC}t/a/v:1:vvv
 155                         echo ${HC}t/v:1:vvv
 156                         echo ${HC}v:1:vvv
 157                 } >expected &&
 158                 git grep --max-depth -1 -n -e vvv $H >actual &&
 159                 test_cmp expected actual
 160         '
 161
 162         test_expect_success "grep --max-depth 0 $L" '
 163                 {
 164                         echo ${HC}v:1:vvv
 165                 } >expected &&
 166                 git grep --max-depth 0 -n -e vvv $H >actual &&
 167                 test_cmp expected actual
 168         '
 169
 170         test_expect_success "grep --max-depth 0 -- '*' $L" '
 171                 {
 172                         echo ${HC}t/a/v:1:vvv
 173                         echo ${HC}t/v:1:vvv
 174                         echo ${HC}v:1:vvv
 175                 } >expected &&
 176                 git grep --max-depth 0 -n -e vvv $H -- "*" >actual &&
 177                 test_cmp expected actual
 178         '
 179
 180         test_expect_success "grep --max-depth 1 $L" '
 181                 {
 182                         echo ${HC}t/v:1:vvv
 183                         echo ${HC}v:1:vvv
 184                 } >expected &&
 185                 git grep --max-depth 1 -n -e vvv $H >actual &&
 186                 test_cmp expected actual
 187         '
 188
 189         test_expect_success "grep --max-depth 0 -- t $L" '
 190                 {
 191                         echo ${HC}t/v:1:vvv
 192                 } >expected &&
 193                 git grep --max-depth 0 -n -e vvv $H -- t >actual &&
 194                 test_cmp expected actual
 195         '
 196
 197 done
 198
 199 cat >expected <<EOF
 200 file:foo mmap bar_mmap
 201 EOF
 202
 203 test_expect_success 'grep -e A --and -e B' '
 204         git grep -e "foo mmap" --and -e bar_mmap >actual &&
 205         test_cmp expected actual
 206 '
 207
 208 cat >expected <<EOF
 209 file:foo_mmap bar mmap
 210 file:foo_mmap bar mmap baz
 211 EOF
 212
 213
 214 test_expect_success 'grep ( -e A --or -e B ) --and -e B' '
 215         git grep \( -e foo_ --or -e baz \) \
 216                 --and -e " mmap" >actual &&
 217         test_cmp expected actual
 218 '
 219
 220 cat >expected <<EOF
 221 file:foo mmap bar
 222 EOF
 223
 224 test_expect_success 'grep -e A --and --not -e B' '
 225         git grep -e "foo mmap" --and --not -e bar_mmap >actual &&
 226         test_cmp expected actual
 227 '
 228
 229 test_expect_success 'grep should ignore GREP_OPTIONS' '
 230         GREP_OPTIONS=-v git grep " mmap bar\$" >actual &&
 231         test_cmp expected actual
 232 '
 233
 234 test_expect_success 'grep -f, non-existent file' '
 235         test_must_fail git grep -f patterns
 236 '
 237
 238 cat >expected <<EOF
 239 file:foo mmap bar
 240 file:foo_mmap bar
 241 file:foo_mmap bar mmap
 242 file:foo mmap bar_mmap
 243 file:foo_mmap bar mmap baz
 244 EOF
 245
 246 cat >pattern <<EOF
 247 mmap
 248 EOF
 249
 250 test_expect_success 'grep -f, one pattern' '
 251         git grep -f pattern >actual &&
 252         test_cmp expected actual
 253 '
 254
 255 cat >expected <<EOF
 256 file:foo mmap bar
 257 file:foo_mmap bar
 258 file:foo_mmap bar mmap
 259 file:foo mmap bar_mmap
 260 file:foo_mmap bar mmap baz
 261 t/a/v:vvv
 262 t/v:vvv
 263 v:vvv
 264 EOF
 265
 266 cat >patterns <<EOF
 267 mmap
 268 vvv
 269 EOF
 270
 271 test_expect_success 'grep -f, multiple patterns' '
 272         git grep -f patterns >actual &&
 273         test_cmp expected actual
 274 '
 275
 276 cat >expected <<EOF
 277 file:foo mmap bar
 278 file:foo_mmap bar
 279 file:foo_mmap bar mmap
 280 file:foo mmap bar_mmap
 281 file:foo_mmap bar mmap baz
 282 t/a/v:vvv
 283 t/v:vvv
 284 v:vvv
 285 EOF
 286
 287 cat >patterns <<EOF
 288
 289 mmap
 290
 291 vvv
 292
 293 EOF
 294
 295 test_expect_success 'grep -f, ignore empty lines' '
 296         git grep -f patterns >actual &&
 297         test_cmp expected actual
 298 '
 299
 300 cat >expected <<EOF
 301 y:y yy
 302 --
 303 z:zzz
 304 EOF
 305
 306 # Create 1024 file names that sort between "y" and "z" to make sure
 307 # the two files are handled by different calls to an external grep.
 308 # This depends on MAXARGS in builtin-grep.c being 1024 or less.
 309 c32="0 1 2 3 4 5 6 7 8 9 a b c d e f g h i j k l m n o p q r s t u v"
 310 test_expect_success 'grep -C1, hunk mark between files' '
 311         for a in $c32; do for b in $c32; do : >y-$a$b; done; done &&
 312         git add y-?? &&
 313         git grep -C1 "^[yz]" >actual &&
 314         test_cmp expected actual
 315 '
 316
 317 test_expect_success 'grep -C1 --no-ext-grep, hunk mark between files' '
 318         git grep -C1 --no-ext-grep "^[yz]" >actual &&
 319         test_cmp expected actual
 320 '
 321
 322 test_expect_success 'log grep setup' '
 323         echo a >>file &&
 324         test_tick &&
 325         GIT_AUTHOR_NAME="With * Asterisk" \
 326         GIT_AUTHOR_EMAIL="xyzzy@frotz.com" \
 327         git commit -a -m "second" &&
 328
 329         echo a >>file &&
 330         test_tick &&
 331         git commit -a -m "third"
 332
 333 '
 334
 335 test_expect_success 'log grep (1)' '
 336         git log --author=author --pretty=tformat:%s >actual &&
 337         ( echo third ; echo initial ) >expect &&
 338         test_cmp expect actual
 339 '
 340
 341 test_expect_success 'log grep (2)' '
 342         git log --author=" * " -F --pretty=tformat:%s >actual &&
 343         ( echo second ) >expect &&
 344         test_cmp expect actual
 345 '
 346
 347 test_expect_success 'log grep (3)' '
 348         git log --author="^A U" --pretty=tformat:%s >actual &&
 349         ( echo third ; echo initial ) >expect &&
 350         test_cmp expect actual
 351 '
 352
 353 test_expect_success 'log grep (4)' '
 354         git log --author="frotz\.com>$" --pretty=tformat:%s >actual &&
 355         ( echo second ) >expect &&
 356         test_cmp expect actual
 357 '
 358
 359 test_expect_success 'log grep (5)' '
 360         git log --author=Thor -F --grep=Thu --pretty=tformat:%s >actual &&
 361         ( echo third ; echo initial ) >expect &&
 362         test_cmp expect actual
 363 '
 364
 365 test_expect_success 'log grep (6)' '
 366         git log --author=-0700  --pretty=tformat:%s >actual &&
 367         >expect &&
 368         test_cmp expect actual
 369 '
 370
 371 test_expect_success 'grep with CE_VALID file' '
 372         git update-index --assume-unchanged t/t &&
 373         rm t/t &&
 374         test "$(git grep --no-ext-grep test)" = "t/t:test" &&
 375         git update-index --no-assume-unchanged t/t &&
 376         git checkout t/t
 377 '
 378
 379 cat >expected <<EOF
 380 hello.c=#include <stdio.h>
 381 hello.c:        return 0;
 382 EOF
 383
 384 test_expect_success 'grep -p with userdiff' '
 385         git config diff.custom.funcname "^#" &&
 386         echo "hello.c diff=custom" >.gitattributes &&
 387         git grep -p return >actual &&
 388         test_cmp expected actual
 389 '
 390
 391 cat >expected <<EOF
 392 hello.c=int main(int argc, const char **argv)
 393 hello.c:        return 0;
 394 EOF
 395
 396 test_expect_success 'grep -p' '
 397         rm -f .gitattributes &&
 398         git grep -p return >actual &&
 399         test_cmp expected actual
 400 '
 401
 402 cat >expected <<EOF
 403 hello.c-#include <stdio.h>
 404 hello.c=int main(int argc, const char **argv)
 405 hello.c-{
 406 hello.c-        printf("Hello world.\n");
 407 hello.c:        return 0;
 408 EOF
 409
 410 test_expect_success 'grep -p -B5' '
 411         git grep -p -B5 return >actual &&
 412         test_cmp expected actual
 413 '
 414
 415 test_expect_success 'grep from a subdirectory to search wider area (1)' '
 416         mkdir -p s &&
 417         (
 418                 cd s && git grep "x x x" ..
 419         )
 420 '
 421
 422 test_expect_success 'grep from a subdirectory to search wider area (2)' '
 423         mkdir -p s &&
 424         (
 425                 cd s || exit 1
 426                 ( git grep xxyyzz .. >out ; echo $? >status )
 427                 ! test -s out &&
 428                 test 1 = $(cat status)
 429         )
 430 '
 431
 432 cat >expected <<EOF
 433 hello.c:int main(int argc, const char **argv)
 434 EOF
 435
 436 test_expect_success 'grep -Fi' '
 437         git grep -Fi "CHAR *" >actual &&
 438         test_cmp expected actual
 439 '
 440
 441 test_expect_success EXTGREP 'external grep is called' '
 442         GIT_TRACE=2 git grep foo >/dev/null 2>actual &&
 443         grep "trace: grep:.*foo" actual >/dev/null
 444 '
 445
 446 test_expect_success EXTGREP 'no external grep when skip-worktree entries exist' '
 447         git update-index --skip-worktree file &&
 448         GIT_TRACE=2 git grep foo >/dev/null 2>actual &&
 449         ! grep "trace: grep:" actual >/dev/null &&
 450         git update-index --no-skip-worktree file
 451 '
 452
 453 test_done