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-rwxr-xr-xt/t7810-grep.sh924
1 files changed, 924 insertions, 0 deletions
diff --git a/t/t7810-grep.sh b/t/t7810-grep.sh
new file mode 100755
index 0000000000..24e9b1974d
--- /dev/null
+++ b/t/t7810-grep.sh
@@ -0,0 +1,924 @@
+#!/bin/sh
+#
+# Copyright (c) 2006 Junio C Hamano
+#
+
+test_description='git grep various.
+'
+
+. ./test-lib.sh
+
+cat >hello.c <<EOF
+#include <stdio.h>
+int main(int argc, const char **argv)
+{
+ printf("Hello world.\n");
+ return 0;
+ /* char ?? */
+}
+EOF
+
+test_expect_success setup '
+ {
+ echo foo mmap bar
+ echo foo_mmap bar
+ echo foo_mmap bar mmap
+ echo foo mmap bar_mmap
+ echo foo_mmap bar mmap baz
+ } >file &&
+ {
+ echo Hello world
+ echo HeLLo world
+ echo Hello_world
+ echo HeLLo_world
+ } >hello_world &&
+ {
+ echo "a+b*c"
+ echo "a+bc"
+ echo "abc"
+ } >ab &&
+ echo vvv >v &&
+ echo ww w >w &&
+ echo x x xx x >x &&
+ echo y yy >y &&
+ echo zzz > z &&
+ mkdir t &&
+ echo test >t/t &&
+ echo vvv >t/v &&
+ mkdir t/a &&
+ echo vvv >t/a/v &&
+ {
+ echo "line without leading space1"
+ echo " line with leading space1"
+ echo " line with leading space2"
+ echo " line with leading space3"
+ echo "line without leading space2"
+ } >space &&
+ git add . &&
+ test_tick &&
+ git commit -m initial
+'
+
+test_expect_success 'grep should not segfault with a bad input' '
+ test_must_fail git grep "("
+'
+
+for H in HEAD ''
+do
+ case "$H" in
+ HEAD) HC='HEAD:' L='HEAD' ;;
+ '') HC= L='in working tree' ;;
+ esac
+
+ test_expect_success "grep -w $L" '
+ {
+ echo ${HC}file:1:foo mmap bar
+ echo ${HC}file:3:foo_mmap bar mmap
+ echo ${HC}file:4:foo mmap bar_mmap
+ echo ${HC}file:5:foo_mmap bar mmap baz
+ } >expected &&
+ git -c grep.linenumber=false grep -n -w -e mmap $H >actual &&
+ test_cmp expected actual
+ '
+
+ test_expect_success "grep -w $L" '
+ {
+ echo ${HC}file:1:foo mmap bar
+ echo ${HC}file:3:foo_mmap bar mmap
+ echo ${HC}file:4:foo mmap bar_mmap
+ echo ${HC}file:5:foo_mmap bar mmap baz
+ } >expected &&
+ git -c grep.linenumber=true grep -w -e mmap $H >actual &&
+ test_cmp expected actual
+ '
+
+ test_expect_success "grep -w $L" '
+ {
+ echo ${HC}file:foo mmap bar
+ echo ${HC}file:foo_mmap bar mmap
+ echo ${HC}file:foo mmap bar_mmap
+ echo ${HC}file:foo_mmap bar mmap baz
+ } >expected &&
+ git -c grep.linenumber=true grep --no-line-number -w -e mmap $H >actual &&
+ test_cmp expected actual
+ '
+
+ test_expect_success "grep -w $L (w)" '
+ : >expected &&
+ test_must_fail git grep -n -w -e "^w" >actual &&
+ test_cmp expected actual
+ '
+
+ test_expect_success "grep -w $L (x)" '
+ {
+ echo ${HC}x:1:x x xx x
+ } >expected &&
+ git grep -n -w -e "x xx* x" $H >actual &&
+ test_cmp expected actual
+ '
+
+ test_expect_success "grep -w $L (y-1)" '
+ {
+ echo ${HC}y:1:y yy
+ } >expected &&
+ git grep -n -w -e "^y" $H >actual &&
+ test_cmp expected actual
+ '
+
+ test_expect_success "grep -w $L (y-2)" '
+ : >expected &&
+ if git grep -n -w -e "^y y" $H >actual
+ then
+ echo should not have matched
+ cat actual
+ false
+ else
+ test_cmp expected actual
+ fi
+ '
+
+ test_expect_success "grep -w $L (z)" '
+ : >expected &&
+ if git grep -n -w -e "^z" $H >actual
+ then
+ echo should not have matched
+ cat actual
+ false
+ else
+ test_cmp expected actual
+ fi
+ '
+
+ test_expect_success "grep $L (t-1)" '
+ echo "${HC}t/t:1:test" >expected &&
+ git grep -n -e test $H >actual &&
+ test_cmp expected actual
+ '
+
+ test_expect_success "grep $L (t-2)" '
+ echo "${HC}t:1:test" >expected &&
+ (
+ cd t &&
+ git grep -n -e test $H
+ ) >actual &&
+ test_cmp expected actual
+ '
+
+ test_expect_success "grep $L (t-3)" '
+ echo "${HC}t/t:1:test" >expected &&
+ (
+ cd t &&
+ git grep --full-name -n -e test $H
+ ) >actual &&
+ test_cmp expected actual
+ '
+
+ test_expect_success "grep -c $L (no /dev/null)" '
+ ! git grep -c test $H | grep /dev/null
+ '
+
+ test_expect_success "grep --max-depth -1 $L" '
+ {
+ echo ${HC}t/a/v:1:vvv
+ echo ${HC}t/v:1:vvv
+ echo ${HC}v:1:vvv
+ } >expected &&
+ git grep --max-depth -1 -n -e vvv $H >actual &&
+ test_cmp expected actual
+ '
+
+ test_expect_success "grep --max-depth 0 $L" '
+ {
+ echo ${HC}v:1:vvv
+ } >expected &&
+ git grep --max-depth 0 -n -e vvv $H >actual &&
+ test_cmp expected actual
+ '
+
+ test_expect_success "grep --max-depth 0 -- '*' $L" '
+ {
+ echo ${HC}t/a/v:1:vvv
+ echo ${HC}t/v:1:vvv
+ echo ${HC}v:1:vvv
+ } >expected &&
+ git grep --max-depth 0 -n -e vvv $H -- "*" >actual &&
+ test_cmp expected actual
+ '
+
+ test_expect_success "grep --max-depth 1 $L" '
+ {
+ echo ${HC}t/v:1:vvv
+ echo ${HC}v:1:vvv
+ } >expected &&
+ git grep --max-depth 1 -n -e vvv $H >actual &&
+ test_cmp expected actual
+ '
+
+ test_expect_success "grep --max-depth 0 -- t $L" '
+ {
+ echo ${HC}t/v:1:vvv
+ } >expected &&
+ git grep --max-depth 0 -n -e vvv $H -- t >actual &&
+ test_cmp expected actual
+ '
+
+ test_expect_success "grep --max-depth 0 -- . t $L" '
+ {
+ echo ${HC}t/v:1:vvv
+ echo ${HC}v:1:vvv
+ } >expected &&
+ git grep --max-depth 0 -n -e vvv $H -- . t >actual &&
+ test_cmp expected actual
+ '
+
+ test_expect_success "grep --max-depth 0 -- t . $L" '
+ {
+ echo ${HC}t/v:1:vvv
+ echo ${HC}v:1:vvv
+ } >expected &&
+ git grep --max-depth 0 -n -e vvv $H -- t . >actual &&
+ test_cmp expected actual
+ '
+ test_expect_success "grep $L with grep.extendedRegexp=false" '
+ echo "ab:a+bc" >expected &&
+ git -c grep.extendedRegexp=false grep "a+b*c" ab >actual &&
+ test_cmp expected actual
+ '
+
+ test_expect_success "grep $L with grep.extendedRegexp=true" '
+ echo "ab:abc" >expected &&
+ git -c grep.extendedRegexp=true grep "a+b*c" ab >actual &&
+ test_cmp expected actual
+ '
+done
+
+cat >expected <<EOF
+file
+EOF
+test_expect_success 'grep -l -C' '
+ git grep -l -C1 foo >actual &&
+ test_cmp expected actual
+'
+
+cat >expected <<EOF
+file:5
+EOF
+test_expect_success 'grep -l -C' '
+ git grep -c -C1 foo >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success 'grep -L -C' '
+ git ls-files >expected &&
+ git grep -L -C1 nonexistent_string >actual &&
+ test_cmp expected actual
+'
+
+cat >expected <<EOF
+file:foo mmap bar_mmap
+EOF
+
+test_expect_success 'grep -e A --and -e B' '
+ git grep -e "foo mmap" --and -e bar_mmap >actual &&
+ test_cmp expected actual
+'
+
+cat >expected <<EOF
+file:foo_mmap bar mmap
+file:foo_mmap bar mmap baz
+EOF
+
+
+test_expect_success 'grep ( -e A --or -e B ) --and -e B' '
+ git grep \( -e foo_ --or -e baz \) \
+ --and -e " mmap" >actual &&
+ test_cmp expected actual
+'
+
+cat >expected <<EOF
+file:foo mmap bar
+EOF
+
+test_expect_success 'grep -e A --and --not -e B' '
+ git grep -e "foo mmap" --and --not -e bar_mmap >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success 'grep should ignore GREP_OPTIONS' '
+ GREP_OPTIONS=-v git grep " mmap bar\$" >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success 'grep -f, non-existent file' '
+ test_must_fail git grep -f patterns
+'
+
+cat >expected <<EOF
+file:foo mmap bar
+file:foo_mmap bar
+file:foo_mmap bar mmap
+file:foo mmap bar_mmap
+file:foo_mmap bar mmap baz
+EOF
+
+cat >pattern <<EOF
+mmap
+EOF
+
+test_expect_success 'grep -f, one pattern' '
+ git grep -f pattern >actual &&
+ test_cmp expected actual
+'
+
+cat >expected <<EOF
+file:foo mmap bar
+file:foo_mmap bar
+file:foo_mmap bar mmap
+file:foo mmap bar_mmap
+file:foo_mmap bar mmap baz
+t/a/v:vvv
+t/v:vvv
+v:vvv
+EOF
+
+cat >patterns <<EOF
+mmap
+vvv
+EOF
+
+test_expect_success 'grep -f, multiple patterns' '
+ git grep -f patterns >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success 'grep, multiple patterns' '
+ git grep "$(cat patterns)" >actual &&
+ test_cmp expected actual
+'
+
+cat >expected <<EOF
+file:foo mmap bar
+file:foo_mmap bar
+file:foo_mmap bar mmap
+file:foo mmap bar_mmap
+file:foo_mmap bar mmap baz
+t/a/v:vvv
+t/v:vvv
+v:vvv
+EOF
+
+cat >patterns <<EOF
+
+mmap
+
+vvv
+
+EOF
+
+test_expect_success 'grep -f, ignore empty lines' '
+ git grep -f patterns >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success 'grep -f, ignore empty lines, read patterns from stdin' '
+ git grep -f - <patterns >actual &&
+ test_cmp expected actual
+'
+
+cat >expected <<EOF
+y:y yy
+--
+z:zzz
+EOF
+
+test_expect_success 'grep -q, silently report matches' '
+ >empty &&
+ git grep -q mmap >actual &&
+ test_cmp empty actual &&
+ test_must_fail git grep -q qfwfq >actual &&
+ test_cmp empty actual
+'
+
+# Create 1024 file names that sort between "y" and "z" to make sure
+# the two files are handled by different calls to an external grep.
+# This depends on MAXARGS in builtin-grep.c being 1024 or less.
+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"
+test_expect_success 'grep -C1, hunk mark between files' '
+ for a in $c32; do for b in $c32; do : >y-$a$b; done; done &&
+ git add y-?? &&
+ git grep -C1 "^[yz]" >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success 'grep -C1 hunk mark between files' '
+ git grep -C1 "^[yz]" >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success 'log grep setup' '
+ echo a >>file &&
+ test_tick &&
+ GIT_AUTHOR_NAME="With * Asterisk" \
+ GIT_AUTHOR_EMAIL="xyzzy@frotz.com" \
+ git commit -a -m "second" &&
+
+ echo a >>file &&
+ test_tick &&
+ git commit -a -m "third" &&
+
+ echo a >>file &&
+ test_tick &&
+ GIT_AUTHOR_NAME="Night Fall" \
+ GIT_AUTHOR_EMAIL="nitfol@frobozz.com" \
+ git commit -a -m "fourth"
+'
+
+test_expect_success 'log grep (1)' '
+ git log --author=author --pretty=tformat:%s >actual &&
+ ( echo third ; echo initial ) >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log grep (2)' '
+ git log --author=" * " -F --pretty=tformat:%s >actual &&
+ ( echo second ) >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log grep (3)' '
+ git log --author="^A U" --pretty=tformat:%s >actual &&
+ ( echo third ; echo initial ) >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log grep (4)' '
+ git log --author="frotz\.com>$" --pretty=tformat:%s >actual &&
+ ( echo second ) >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log grep (5)' '
+ git log --author=Thor -F --pretty=tformat:%s >actual &&
+ ( echo third ; echo initial ) >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log grep (6)' '
+ git log --author=-0700 --pretty=tformat:%s >actual &&
+ >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log --grep --author implicitly uses all-match' '
+ # grep matches initial and second but not third
+ # author matches only initial and third
+ git log --author="A U Thor" --grep=s --grep=l --format=%s >actual &&
+ echo initial >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log with multiple --author uses union' '
+ git log --author="Thor" --author="Aster" --format=%s >actual &&
+ {
+ echo third && echo second && echo initial
+ } >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log with --grep and multiple --author uses all-match' '
+ git log --author="Thor" --author="Night" --grep=i --format=%s >actual &&
+ {
+ echo third && echo initial
+ } >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'log with --grep and multiple --author uses all-match' '
+ git log --author="Thor" --author="Night" --grep=q --format=%s >actual &&
+ >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'grep with CE_VALID file' '
+ git update-index --assume-unchanged t/t &&
+ rm t/t &&
+ test "$(git grep test)" = "t/t:test" &&
+ git update-index --no-assume-unchanged t/t &&
+ git checkout t/t
+'
+
+cat >expected <<EOF
+hello.c=#include <stdio.h>
+hello.c: return 0;
+EOF
+
+test_expect_success 'grep -p with userdiff' '
+ git config diff.custom.funcname "^#" &&
+ echo "hello.c diff=custom" >.gitattributes &&
+ git grep -p return >actual &&
+ test_cmp expected actual
+'
+
+cat >expected <<EOF
+hello.c=int main(int argc, const char **argv)
+hello.c: return 0;
+EOF
+
+test_expect_success 'grep -p' '
+ rm -f .gitattributes &&
+ git grep -p return >actual &&
+ test_cmp expected actual
+'
+
+cat >expected <<EOF
+hello.c-#include <stdio.h>
+hello.c=int main(int argc, const char **argv)
+hello.c-{
+hello.c- printf("Hello world.\n");
+hello.c: return 0;
+EOF
+
+test_expect_success 'grep -p -B5' '
+ git grep -p -B5 return >actual &&
+ test_cmp expected actual
+'
+
+cat >expected <<EOF
+hello.c=int main(int argc, const char **argv)
+hello.c-{
+hello.c- printf("Hello world.\n");
+hello.c: return 0;
+hello.c- /* char ?? */
+hello.c-}
+EOF
+
+test_expect_success 'grep -W' '
+ git grep -W return >actual &&
+ test_cmp expected actual
+'
+
+cat >expected <<EOF
+hello.c= printf("Hello world.\n");
+hello.c: return 0;
+hello.c- /* char ?? */
+EOF
+
+test_expect_success 'grep -W with userdiff' '
+ test_when_finished "rm -f .gitattributes" &&
+ git config diff.custom.xfuncname "(printf.*|})$" &&
+ echo "hello.c diff=custom" >.gitattributes &&
+ git grep -W return >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success 'grep from a subdirectory to search wider area (1)' '
+ mkdir -p s &&
+ (
+ cd s && git grep "x x x" ..
+ )
+'
+
+test_expect_success 'grep from a subdirectory to search wider area (2)' '
+ mkdir -p s &&
+ (
+ cd s || exit 1
+ ( git grep xxyyzz .. >out ; echo $? >status )
+ ! test -s out &&
+ test 1 = $(cat status)
+ )
+'
+
+cat >expected <<EOF
+hello.c:int main(int argc, const char **argv)
+EOF
+
+test_expect_success 'grep -Fi' '
+ git grep -Fi "CHAR *" >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success 'outside of git repository' '
+ rm -fr non &&
+ mkdir -p non/git/sub &&
+ echo hello >non/git/file1 &&
+ echo world >non/git/sub/file2 &&
+ {
+ echo file1:hello &&
+ echo sub/file2:world
+ } >non/expect.full &&
+ echo file2:world >non/expect.sub &&
+ (
+ GIT_CEILING_DIRECTORIES="$(pwd)/non/git" &&
+ export GIT_CEILING_DIRECTORIES &&
+ cd non/git &&
+ test_must_fail git grep o &&
+ git grep --no-index o >../actual.full &&
+ test_cmp ../expect.full ../actual.full
+ cd sub &&
+ test_must_fail git grep o &&
+ git grep --no-index o >../../actual.sub &&
+ test_cmp ../../expect.sub ../../actual.sub
+ ) &&
+
+ echo ".*o*" >non/git/.gitignore &&
+ (
+ GIT_CEILING_DIRECTORIES="$(pwd)/non/git" &&
+ export GIT_CEILING_DIRECTORIES &&
+ cd non/git &&
+ test_must_fail git grep o &&
+ git grep --no-index --exclude-standard o >../actual.full &&
+ test_cmp ../expect.full ../actual.full &&
+
+ {
+ echo ".gitignore:.*o*"
+ cat ../expect.full
+ } >../expect.with.ignored &&
+ git grep --no-index --no-exclude o >../actual.full &&
+ test_cmp ../expect.with.ignored ../actual.full
+ )
+'
+
+test_expect_success 'inside git repository but with --no-index' '
+ rm -fr is &&
+ mkdir -p is/git/sub &&
+ echo hello >is/git/file1 &&
+ echo world >is/git/sub/file2 &&
+ echo ".*o*" >is/git/.gitignore &&
+ {
+ echo file1:hello &&
+ echo sub/file2:world
+ } >is/expect.unignored &&
+ {
+ echo ".gitignore:.*o*" &&
+ cat is/expect.unignored
+ } >is/expect.full &&
+ : >is/expect.empty &&
+ echo file2:world >is/expect.sub &&
+ (
+ cd is/git &&
+ git init &&
+ test_must_fail git grep o >../actual.full &&
+ test_cmp ../expect.empty ../actual.full &&
+
+ git grep --untracked o >../actual.unignored &&
+ test_cmp ../expect.unignored ../actual.unignored &&
+
+ git grep --no-index o >../actual.full &&
+ test_cmp ../expect.full ../actual.full &&
+
+ git grep --no-index --exclude-standard o >../actual.unignored &&
+ test_cmp ../expect.unignored ../actual.unignored &&
+
+ cd sub &&
+ test_must_fail git grep o >../../actual.sub &&
+ test_cmp ../../expect.empty ../../actual.sub &&
+
+ git grep --no-index o >../../actual.sub &&
+ test_cmp ../../expect.sub ../../actual.sub &&
+
+ git grep --untracked o >../../actual.sub &&
+ test_cmp ../../expect.sub ../../actual.sub
+ )
+'
+
+test_expect_success 'setup double-dash tests' '
+cat >double-dash <<EOF &&
+--
+->
+other
+EOF
+git add double-dash
+'
+
+cat >expected <<EOF
+double-dash:->
+EOF
+test_expect_success 'grep -- pattern' '
+ git grep -- "->" >actual &&
+ test_cmp expected actual
+'
+test_expect_success 'grep -- pattern -- pathspec' '
+ git grep -- "->" -- double-dash >actual &&
+ test_cmp expected actual
+'
+test_expect_success 'grep -e pattern -- path' '
+ git grep -e "->" -- double-dash >actual &&
+ test_cmp expected actual
+'
+
+cat >expected <<EOF
+double-dash:--
+EOF
+test_expect_success 'grep -e -- -- path' '
+ git grep -e -- -- double-dash >actual &&
+ test_cmp expected actual
+'
+
+cat >expected <<EOF
+hello.c:int main(int argc, const char **argv)
+hello.c: printf("Hello world.\n");
+EOF
+
+test_expect_success LIBPCRE 'grep --perl-regexp pattern' '
+ git grep --perl-regexp "\p{Ps}.*?\p{Pe}" hello.c >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success LIBPCRE 'grep -P pattern' '
+ git grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success 'grep pattern with grep.extendedRegexp=true' '
+ >empty &&
+ test_must_fail git -c grep.extendedregexp=true \
+ grep "\p{Ps}.*?\p{Pe}" hello.c >actual &&
+ test_cmp empty actual
+'
+
+test_expect_success LIBPCRE 'grep -P pattern with grep.extendedRegexp=true' '
+ git -c grep.extendedregexp=true \
+ grep -P "\p{Ps}.*?\p{Pe}" hello.c >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success LIBPCRE 'grep -P -v pattern' '
+ {
+ echo "ab:a+b*c"
+ echo "ab:a+bc"
+ } >expected &&
+ git grep -P -v "abc" ab >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success LIBPCRE 'grep -P -i pattern' '
+ cat >expected <<-EOF &&
+ hello.c: printf("Hello world.\n");
+ EOF
+ git grep -P -i "PRINTF\([^\d]+\)" hello.c >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success LIBPCRE 'grep -P -w pattern' '
+ {
+ echo "hello_world:Hello world"
+ echo "hello_world:HeLLo world"
+ } >expected &&
+ git grep -P -w "He((?i)ll)o" hello_world >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success 'grep -G invalidpattern properly dies ' '
+ test_must_fail git grep -G "a["
+'
+
+test_expect_success 'grep -E invalidpattern properly dies ' '
+ test_must_fail git grep -E "a["
+'
+
+test_expect_success LIBPCRE 'grep -P invalidpattern properly dies ' '
+ test_must_fail git grep -P "a["
+'
+
+test_expect_success 'grep -G -E -F pattern' '
+ echo "ab:a+b*c" >expected &&
+ git grep -G -E -F "a+b*c" ab >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success 'grep -E -F -G pattern' '
+ echo "ab:a+bc" >expected &&
+ git grep -E -F -G "a+b*c" ab >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success 'grep -F -G -E pattern' '
+ echo "ab:abc" >expected &&
+ git grep -F -G -E "a+b*c" ab >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success 'grep -G -F -P -E pattern' '
+ >empty &&
+ test_must_fail git grep -G -F -P -E "a\x{2b}b\x{2a}c" ab >actual &&
+ test_cmp empty actual
+'
+
+test_expect_success LIBPCRE 'grep -G -F -E -P pattern' '
+ echo "ab:a+b*c" >expected &&
+ git grep -G -F -E -P "a\x{2b}b\x{2a}c" ab >actual &&
+ test_cmp expected actual
+'
+
+test_config() {
+ git config "$1" "$2" &&
+ test_when_finished "git config --unset $1"
+}
+
+cat >expected <<EOF
+hello.c<RED>:<RESET>int main(int argc, const char **argv)
+hello.c<RED>-<RESET>{
+<RED>--<RESET>
+hello.c<RED>:<RESET> /* char ?? */
+hello.c<RED>-<RESET>}
+<RED>--<RESET>
+hello_world<RED>:<RESET>Hello_world
+hello_world<RED>-<RESET>HeLLo_world
+EOF
+
+test_expect_success 'grep --color, separator' '
+ test_config color.grep.context normal &&
+ test_config color.grep.filename normal &&
+ test_config color.grep.function normal &&
+ test_config color.grep.linenumber normal &&
+ test_config color.grep.match normal &&
+ test_config color.grep.selected normal &&
+ test_config color.grep.separator red &&
+
+ git grep --color=always -A1 -e char -e lo_w hello.c hello_world |
+ test_decode_color >actual &&
+ test_cmp expected actual
+'
+
+cat >expected <<EOF
+hello.c:int main(int argc, const char **argv)
+hello.c: /* char ?? */
+
+hello_world:Hello_world
+EOF
+
+test_expect_success 'grep --break' '
+ git grep --break -e char -e lo_w hello.c hello_world >actual &&
+ test_cmp expected actual
+'
+
+cat >expected <<EOF
+hello.c:int main(int argc, const char **argv)
+hello.c-{
+--
+hello.c: /* char ?? */
+hello.c-}
+
+hello_world:Hello_world
+hello_world-HeLLo_world
+EOF
+
+test_expect_success 'grep --break with context' '
+ git grep --break -A1 -e char -e lo_w hello.c hello_world >actual &&
+ test_cmp expected actual
+'
+
+cat >expected <<EOF
+hello.c
+int main(int argc, const char **argv)
+ /* char ?? */
+hello_world
+Hello_world
+EOF
+
+test_expect_success 'grep --heading' '
+ git grep --heading -e char -e lo_w hello.c hello_world >actual &&
+ test_cmp expected actual
+'
+
+cat >expected <<EOF
+<BOLD;GREEN>hello.c<RESET>
+2:int main(int argc, const <BLACK;BYELLOW>char<RESET> **argv)
+6: /* <BLACK;BYELLOW>char<RESET> ?? */
+
+<BOLD;GREEN>hello_world<RESET>
+3:Hel<BLACK;BYELLOW>lo_w<RESET>orld
+EOF
+
+test_expect_success 'mimic ack-grep --group' '
+ test_config color.grep.context normal &&
+ test_config color.grep.filename "bold green" &&
+ test_config color.grep.function normal &&
+ test_config color.grep.linenumber normal &&
+ test_config color.grep.match "black yellow" &&
+ test_config color.grep.selected normal &&
+ test_config color.grep.separator normal &&
+
+ git grep --break --heading -n --color \
+ -e char -e lo_w hello.c hello_world |
+ test_decode_color >actual &&
+ test_cmp expected actual
+'
+
+cat >expected <<EOF
+space: line with leading space1
+space: line with leading space2
+space: line with leading space3
+EOF
+
+test_expect_success LIBPCRE 'grep -E "^ "' '
+ git grep -E "^ " space >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success LIBPCRE 'grep -P "^ "' '
+ git grep -P "^ " space >actual &&
+ test_cmp expected actual
+'
+
+test_done