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/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/

/***
  This file is part of systemd.

  Copyright 2015 Lennart Poettering

  systemd is free software; you can redistribute it and/or modify it
  under the terms of the GNU Lesser General Public License as published by
  the Free Software Foundation; either version 2.1 of the License, or
  (at your option) any later version.

  systemd is distributed in the hope that it will be useful, but
  WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public License
  along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/

#include "string-util.h"

static void test_string_erase(void) {
        char *x;

        x = strdupa("");
        assert_se(streq(string_erase(x), ""));

        x = strdupa("1");
        assert_se(streq(string_erase(x), "x"));

        x = strdupa("12");
        assert_se(streq(string_erase(x), "xx"));

        x = strdupa("123");
        assert_se(streq(string_erase(x), "xxx"));

        x = strdupa("1234");
        assert_se(streq(string_erase(x), "xxxx"));

        x = strdupa("12345");
        assert_se(streq(string_erase(x), "xxxxx"));

        x = strdupa("123456");
        assert_se(streq(string_erase(x), "xxxxxx"));

        x = strdupa("1234567");
        assert_se(streq(string_erase(x), "xxxxxxx"));

        x = strdupa("12345678");
        assert_se(streq(string_erase(x), "xxxxxxxx"));

        x = strdupa("123456789");
        assert_se(streq(string_erase(x), "xxxxxxxxx"));
}

static void test_ascii_strcasecmp_n(void) {

        assert_se(ascii_strcasecmp_n("", "", 0) == 0);
        assert_se(ascii_strcasecmp_n("", "", 1) == 0);
        assert_se(ascii_strcasecmp_n("", "a", 1) < 0);
        assert_se(ascii_strcasecmp_n("", "a", 2) < 0);
        assert_se(ascii_strcasecmp_n("a", "", 1) > 0);
        assert_se(ascii_strcasecmp_n("a", "", 2) > 0);
        assert_se(ascii_strcasecmp_n("a", "a", 1) == 0);
        assert_se(ascii_strcasecmp_n("a", "a", 2) == 0);
        assert_se(ascii_strcasecmp_n("a", "b", 1) < 0);
        assert_se(ascii_strcasecmp_n("a", "b", 2) < 0);
        assert_se(ascii_strcasecmp_n("b", "a", 1) > 0);
        assert_se(ascii_strcasecmp_n("b", "a", 2) > 0);
        assert_se(ascii_strcasecmp_n("xxxxyxxxx", "xxxxYxxxx", 9) == 0);
        assert_se(ascii_strcasecmp_n("xxxxxxxxx", "xxxxyxxxx", 9) < 0);
        assert_se(ascii_strcasecmp_n("xxxxXxxxx", "xxxxyxxxx", 9) < 0);
        assert_se(ascii_strcasecmp_n("xxxxxxxxx", "xxxxYxxxx", 9) < 0);
        assert_se(ascii_strcasecmp_n("xxxxXxxxx", "xxxxYxxxx", 9) < 0);

        assert_se(ascii_strcasecmp_n("xxxxYxxxx", "xxxxYxxxx", 9) == 0);
        assert_se(ascii_strcasecmp_n("xxxxyxxxx", "xxxxxxxxx", 9) > 0);
        assert_se(ascii_strcasecmp_n("xxxxyxxxx", "xxxxXxxxx", 9) > 0);
        assert_se(ascii_strcasecmp_n("xxxxYxxxx", "xxxxxxxxx", 9) > 0);
        assert_se(ascii_strcasecmp_n("xxxxYxxxx", "xxxxXxxxx", 9) > 0);
}

int main(int argc, char *argv[]) {
        test_string_erase();
        test_ascii_strcasecmp_n();
        return 0;
}