)
'
+test_expect_success 'grep --no-index complains of revs' '
+ test_must_fail git grep --no-index o master -- 2>err &&
+ test_i18ngrep "cannot be used with revs" err
+'
+
+test_expect_success 'grep --no-index prefers paths to revs' '
+ test_when_finished "rm -f master" &&
+ echo content >master &&
+ echo master:content >expect &&
+ git grep --no-index o master >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'grep --no-index does not "diagnose" revs' '
+ test_must_fail git grep --no-index o :1:hello.c 2>err &&
+ test_i18ngrep ! -i "did you mean" err
+'
+
cat >expected <<EOF
hello.c:int main(int argc, const char **argv)
hello.c: printf("Hello world.\n");