source: tests/fw_query.c @ 1cdba3

/*
 * Copyright (c) 2006-2009 Erik Ekman <yarrick@kryo.se>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#include <check.h>

#include "fw_query.h"
#include "test.h"

START_TEST(test_fw_query_simple)
{
        struct fw_query q;
        struct fw_query *qp;

        q.addrlen = 33;
        q.id = 0x848A;

        fw_query_init();
        
        /* Test empty cache */
        fw_query_get(0x848A, &qp);
        fail_unless(qp == NULL);

        fw_query_put(&q);

        /* Test cache with one entry */
        fw_query_get(0x848A, &qp);
        fail_unless(qp->addrlen == q.addrlen);
        fail_unless(qp->id == q.id);
}
END_TEST

START_TEST(test_fw_query_edge)
{
        struct fw_query q;
        struct fw_query *qp;
        int i;

        fw_query_init();
        
        q.addrlen = 33;
        q.id = 0x848A;
        fw_query_put(&q);

        for (i = 1; i < FW_QUERY_CACHE_SIZE; i++) {
                q.addrlen++;
                q.id++;
                fw_query_put(&q);
        }

        /* The query should still be cached */
        fw_query_get(0x848A, &qp);
        fail_unless(qp->addrlen == 33);
        fail_unless(qp->id == 0x848A);
                
        q.addrlen++;
        q.id++;
        fw_query_put(&q);

        /* but now it is overwritten */
        fw_query_get(0x848A, &qp);
        fail_unless(qp == NULL);
}
END_TEST

TCase *
test_fw_query_create_tests()
{
        TCase *tc;

        tc = tcase_create("Forwarded query");
        tcase_add_test(tc, test_fw_query_simple);
        tcase_add_test(tc, test_fw_query_edge);

        return tc;
}