Merge branch 'bk/fix-relative-gitdir-file'

diff --git a/t/t7002-grep.sh b/t/t7002-grep.sh
index abd14bf819f5c60fc1b9dc758c04974bd24b10a4..76c5e091b7d45bde38f34dc9726c51034ee7f9eb 100755 (executable)
--- a/t/t7002-grep.sh
+++ b/t/t7002-grep.sh
@@ -8,6 +8,18 @@ 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)
@@ -426,4 +438,16 @@ 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 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_done