/**
 * @file
 * @brief Unit test for BACNET_ADDRESS copy, init, compare
 * @author Steve Karg <skarg@users.sourceforge.net>
 * @date January 2023
 *
 * SPDX-License-Identifier: MIT
 */
#include <zephyr/ztest.h>
#include <bacnet/bacaddr.h>

/**
 * @addtogroup bacnet_tests
 * @{
 */

static void test_BACNET_ADDRESS(void)
{
    BACNET_ADDRESS src = { 0 }, dest = { 0 };
    BACNET_ADDRESS test_src = { 0 }, test_dest = { 0 };
    BACNET_MAC_ADDRESS mac = { 0 }, adr = { 0 };
    uint16_t dnet = 0;
    bool status = false;

    /* invalid parameters */
    status = bacnet_address_same(NULL, &dest);
    zassert_false(status, NULL);
    status = bacnet_address_same(&dest, NULL);
    zassert_false(status, NULL);
    status = bacnet_address_same(NULL, NULL);
    zassert_false(status, NULL);

    /* happy day cases */
    status = bacnet_address_same(&dest, &dest);
    zassert_true(status, NULL);
    bacnet_address_copy(&dest, &src);
    status = bacnet_address_same(&dest, &src);
    zassert_true(status, NULL);
    status = bacnet_address_init(&dest, &mac, dnet, &adr);
    zassert_true(status, NULL);
    status = bacnet_address_init(&src, &mac, dnet, &adr);
    zassert_true(status, NULL);
    status = bacnet_address_same(&dest, &src);
    zassert_true(status, NULL);
    /* remote dnet is non-zero */
    dnet = 1;
    status = bacnet_address_init(&dest, &mac, dnet, &adr);
    zassert_true(status, NULL);
    status = bacnet_address_init(&src, &mac, dnet, &adr);
    zassert_true(status, NULL);
    status = bacnet_address_same(&dest, &src);
    zassert_true(status, NULL);
    /* different src->len */
    bacnet_address_copy(&dest, &src);
    src.len = 4;
    status = bacnet_address_same(&dest, &src);
    zassert_false(status, NULL);
    /* large src->len */
    src.len = MAX_MAC_LEN;
    status = bacnet_address_same(&dest, &src);
    zassert_false(status, NULL);
    bacnet_address_copy(&dest, &src);
    /* different src->dnet */
    dnet = 12;
    status = bacnet_address_init(&src, &mac, dnet, &adr);
    zassert_true(status, NULL);
    status = bacnet_address_same(&dest, &src);
    zassert_false(status, NULL);
    /* init checking */
    status = bacnet_address_init(NULL, &mac, dnet, &adr);
    zassert_false(status, NULL);
    mac.len = MAX_MAC_LEN;
    status = bacnet_address_init(&dest, &mac, dnet, &adr);
    zassert_true(status, NULL);
    adr.len = MAX_MAC_LEN;
    status = bacnet_address_init(&dest, &mac, dnet, &adr);
    zassert_true(status, NULL);
    /* remote dnet adr is different */
    dnet = 1;
    status = bacnet_address_init(&dest, &mac, dnet, &adr);
    zassert_true(status, NULL);
    status = bacnet_address_init(&src, &mac, dnet, &adr);
    src.adr[MAX_MAC_LEN-1] = 1;
    status = bacnet_address_same(&dest, &src);
    zassert_false(status, NULL);
    /* mac_len is different */
    dnet = 0;
    status = bacnet_address_init(&dest, &mac, dnet, &adr);
    zassert_true(status, NULL);
    status = bacnet_address_init(&src, &mac, dnet, &adr);
    src.mac_len = MAX_MAC_LEN;
    dest.mac_len = MAX_MAC_LEN;
    status = bacnet_address_same(&dest, &src);
    zassert_true(status, NULL);
    dest.mac_len = 1;
    status = bacnet_address_same(&dest, &src);
    zassert_false(status, NULL);
}

static void test_BACNET_MAC_ADDRESS(void)
{
    BACNET_MAC_ADDRESS dest = { 0 }, src = { 0 };
    uint8_t adr[MAX_MAC_LEN] = { 0 };
    uint8_t len = MAX_MAC_LEN;
    bool status = false;
    const char *bip_ascii = "255.255.255.255:47808";
    const char *bip_ascii_no_port = "255.255.255.255";
    const char *ethernet_ascii = "f0:f1:f2:f3:f4:f5";
    const char *mstp_ascii = "7F";
    const char *vmac_ascii = "12:34:56";

    bacnet_address_mac_init(&src, adr, len);
    bacnet_address_mac_init(&dest, adr, len);
    status = bacnet_address_mac_same(&dest, &src);
    zassert_true(status, NULL);

    status = bacnet_address_mac_same(NULL, &src);
    zassert_false(status, NULL);
    status = bacnet_address_mac_same(&dest, NULL);
    zassert_false(status, NULL);

    bacnet_address_mac_init(&src, NULL, 0);
    bacnet_address_mac_init(&dest, NULL, 0);
    status = bacnet_address_mac_same(&dest, &src);
    zassert_true(status, NULL);

    bacnet_address_mac_init(&src, adr, 1);
    bacnet_address_mac_init(&dest, adr, 2);
    status = bacnet_address_mac_same(&dest, &src);
    zassert_false(status, NULL);

    status = bacnet_address_mac_from_ascii(&dest, bip_ascii);
    zassert_true(status, NULL);
    zassert_equal(dest.len, 6, NULL);
    zassert_equal(dest.adr[0], 255, NULL);
    zassert_equal(dest.adr[1], 255, NULL);
    zassert_equal(dest.adr[2], 255, NULL);
    zassert_equal(dest.adr[3], 255, NULL);
    status = bacnet_address_mac_from_ascii(&dest, bip_ascii_no_port);
    zassert_true(status, NULL);
    status = bacnet_address_mac_from_ascii(&dest, ethernet_ascii);
    zassert_equal(dest.len, 6, NULL);
    zassert_equal(dest.adr[0], 0xf0, NULL);
    zassert_equal(dest.adr[1], 0xf1, NULL);
    zassert_equal(dest.adr[2], 0xf2, NULL);
    zassert_equal(dest.adr[3], 0xf3, NULL);
    zassert_equal(dest.adr[4], 0xf4, NULL);
    zassert_equal(dest.adr[5], 0xf5, NULL);
    zassert_true(status, NULL);
    status = bacnet_address_mac_from_ascii(&dest, mstp_ascii);
    zassert_true(status, NULL);
    zassert_equal(dest.len, 1, NULL);
    zassert_equal(dest.adr[0], 0x7f, NULL);
    status = bacnet_address_mac_from_ascii(&dest, vmac_ascii);
    zassert_true(status, NULL);
    zassert_equal(dest.len, 3, NULL);
    zassert_equal(dest.adr[0], 0x12, NULL);
    zassert_equal(dest.adr[1], 0x34, NULL);
    zassert_equal(dest.adr[2], 0x56, NULL);
    /* different MAC of same len */
    status = bacnet_address_mac_from_ascii(&src, vmac_ascii);
    zassert_true(status, NULL);
    dest.adr[1] = 0x11;
    dest.adr[2] = 0x22;
    dest.adr[3] = 0x33;
    status = bacnet_address_mac_same(&dest, &src);
    zassert_false(status, NULL);
    /* NULL parameters */
    status = bacnet_address_mac_from_ascii(NULL, vmac_ascii);
    zassert_false(status, NULL);
    status = bacnet_address_mac_from_ascii(&dest, NULL);
    zassert_false(status, NULL);
 }

/**
 * @}
 */
void test_main(void)
{
    ztest_test_suite(bacnet_address_tests,
     ztest_unit_test(test_BACNET_ADDRESS),
     ztest_unit_test(test_BACNET_MAC_ADDRESS)
     );

    ztest_run_test_suite(bacnet_address_tests);
}