Make report() from usage.c public as vreportf() and use it.

diff --git a/t/t7002-grep.sh b/t/t7002-grep.sh
index 76c5e091b7d45bde38f34dc9726c51034ee7f9eb..e249c3ed4176b4934ae57541ab8b671801968eae 100755 (executable)
--- a/t/t7002-grep.sh
+++ b/t/t7002-grep.sh
@@ -8,18 +8,6 @@ test_description='git grep various.
 
 . ./test-lib.sh
 
-test_expect_success 'Check for external grep support' '
-       case "$(git grep -h 2>&1|grep ext-grep)" in
-       *"(default)"*)
-               test_set_prereq EXTGREP
-               true;;
-       *"(ignored by this build)"*)
-               true;;
-       *)
-               false;;
-       esac
-'
-
 cat >hello.c <<EOF
 #include <stdio.h>
 int main(int argc, const char **argv)
@@ -303,6 +291,14 @@ 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.
@@ -314,8 +310,8 @@ test_expect_success 'grep -C1, hunk mark between files' '
        test_cmp expected actual
 '
 
-test_expect_success 'grep -C1 --no-ext-grep, hunk mark between files' '
-       git grep -C1 --no-ext-grep "^[yz]" >actual &&
+test_expect_success 'grep -C1 hunk mark between files' '
+       git grep -C1 "^[yz]" >actual &&
        test_cmp expected actual
 '
 
@@ -357,7 +353,7 @@ test_expect_success 'log grep (4)' '
 '
 
 test_expect_success 'log grep (5)' '
-       git log --author=Thor -F --grep=Thu --pretty=tformat:%s >actual &&
+       git log --author=Thor -F --pretty=tformat:%s >actual &&
        ( echo third ; echo initial ) >expect &&
        test_cmp expect actual
 '
@@ -368,10 +364,18 @@ test_expect_success 'log grep (6)' '
        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 'grep with CE_VALID file' '
        git update-index --assume-unchanged t/t &&
        rm t/t &&
-       test "$(git grep --no-ext-grep test)" = "t/t:test" &&
+       test "$(git grep test)" = "t/t:test" &&
        git update-index --no-assume-unchanged t/t &&
        git checkout t/t
 '
@@ -438,16 +442,89 @@ test_expect_success 'grep -Fi' '
        test_cmp expected actual
 '
 
-test_expect_success EXTGREP 'external grep is called' '
-       GIT_TRACE=2 git grep foo >/dev/null 2>actual &&
-       grep "trace: grep:.*foo" actual >/dev/null
+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 ".*o*" >non/git/.gitignore &&
+       {
+               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
+       )
+'
+
+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.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 --no-index o >../actual.full &&
+               test_cmp ../expect.full ../actual.full &&
+               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
+       )
 '
 
-test_expect_success EXTGREP 'no external grep when skip-worktree entries exist' '
-       git update-index --skip-worktree file &&
-       GIT_TRACE=2 git grep foo >/dev/null 2>actual &&
-       ! grep "trace: grep:" actual >/dev/null &&
-       git update-index --no-skip-worktree file
+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
 '
 
 test_done