test-strbuf.c revision 97b5f608182773d7ef9ca18913085b3a3eccd943
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
/***
This file is part of systemd.
Copyright 2013 Thomas H.P. Andersen
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 <stdlib.h>
#include <string.h>
#include "strbuf.h"
#include "strv.h"
#include "util.h"
static ssize_t add_string(struct strbuf *sb, const char *s) {
return strbuf_add_string(sb, s, strlen(s));
}
static void test_strbuf(void) {
struct strbuf *sb;
_cleanup_strv_free_ char **l;
ssize_t a, b, c, d, e, f, g;
sb = strbuf_new();
a = add_string(sb, "waldo");
b = add_string(sb, "foo");
c = add_string(sb, "bar");
d = add_string(sb, "waldo"); /* duplicate */
e = add_string(sb, "aldo"); /* duplicate */
f = add_string(sb, "do"); /* duplicate */
g = add_string(sb, "waldorf"); /* not a duplicate: matches from tail */
/* check the content of the buffer directly */
l = strv_parse_nulstr(sb->buf, sb->len);
assert(streq(l[0], "")); /* root*/
assert(streq(l[1], "waldo"));
assert(streq(l[2], "foo"));
assert(streq(l[3], "bar"));
assert(streq(l[4], "waldorf"));
assert(sb->nodes_count == 5); /* root + 4 non-duplicates */
assert(sb->dedup_count == 3);
assert(sb->in_count == 7);
assert(sb->in_len == 29); /* length of all strings added */
assert(sb->dedup_len == 11); /* length of all strings duplicated */
assert(sb->len == 23); /* buffer length: in - dedup + \0 for each node */
/* check the returned offsets and the respective content in the buffer */
assert(a == 1);
assert(b == 7);
assert(c == 11);
assert(d == 1);
assert(e == 2);
assert(f == 4);
assert(g == 15);
assert(streq(sb->buf + a, "waldo"));
assert(streq(sb->buf + b, "foo"));
assert(streq(sb->buf + c, "bar"));
assert(streq(sb->buf + d, "waldo"));
assert(streq(sb->buf + e, "aldo"));
assert(streq(sb->buf + f, "do"));
assert(streq(sb->buf + g, "waldorf"));
strbuf_complete(sb);
assert(sb->root == NULL);
strbuf_cleanup(sb);
}
int main(int argc, const char *argv[])
{
test_strbuf();
return 0;
}