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