/** * @file * @brief Unit test for You-Are-Request * @author Steve Karg * @date June 2025 * @copyright SPDX-License-Identifier: MIT */ #include #include #include #include /** * @addtogroup bacnet_tests * @{ */ /** * @brief You-Are-Request service decoder * @param apdu [in] Buffer containing the APDU * @param apdu_size [in] The length of the APDU * @param device_id the Device Object_Identifier to be assigned * in the qualified device. * @param vendor_id the identity of the vendor of the device that * is qualified to receive this You-Are service request. * @param model_name the model name of the device qualified to receive * the You-Are service request. * @param serial_number the serial identifier of the device qualified * to receive the You-Are service request. * @param mac_address the device MAC address that is to be configured * in the qualified device. * @return The number of bytes decoded, or #BACNET_STATUS_ERROR on error */ static int you_are_request_service_decode( const uint8_t *apdu, size_t apdu_size, uint32_t *device_id, uint16_t *vendor_id, BACNET_CHARACTER_STRING *model_name, BACNET_CHARACTER_STRING *serial_number, BACNET_OCTET_STRING *mac_address) { int len = 0; if (!apdu) { return BACNET_STATUS_ERROR; } if (apdu_size < 2) { return BACNET_STATUS_ERROR; } if (apdu[0] != PDU_TYPE_UNCONFIRMED_SERVICE_REQUEST) { return BACNET_STATUS_ERROR; } if (apdu[1] != SERVICE_UNCONFIRMED_YOU_ARE) { return BACNET_STATUS_ERROR; } apdu += 2; apdu_size -= 2; len = you_are_request_decode( apdu, apdu_size, device_id, vendor_id, model_name, serial_number, mac_address); return len; } #if defined(CONFIG_ZTEST_NEW_API) ZTEST(you_are_tests, test_you_are) #else static void test_you_are(void) #endif { uint8_t apdu[480] = { 0 }; int len = 0, apdu_len = 0, null_len = 0; bool status; uint16_t vendor_id = 0, test_vendor_id = 0; uint32_t device_id = 0, test_device_id = 0; BACNET_CHARACTER_STRING model_name = { 0 }; BACNET_CHARACTER_STRING test_model_name = { 0 }; BACNET_CHARACTER_STRING serial_number = { 0 }; BACNET_CHARACTER_STRING test_serial_number = { 0 }; BACNET_OCTET_STRING mac_address = { 0 }; BACNET_OCTET_STRING test_mac_address = { 0 }; device_id = 42; vendor_id = 260; characterstring_init_ansi(&model_name, "BDK ATXX4 MSTP"); characterstring_init_ansi(&serial_number, "1234567890"); octetstring_init_ascii_hex(&mac_address, "0123456789ABCDEF"); null_len = you_are_request_service_encode( NULL, device_id, vendor_id, &model_name, &serial_number, &mac_address); len = you_are_request_service_encode( apdu, device_id, vendor_id, &model_name, &serial_number, &mac_address); zassert_equal(null_len, len, NULL); apdu_len = len; len = you_are_request_service_decode( apdu, apdu_len, &test_device_id, &test_vendor_id, &test_model_name, &test_serial_number, &test_mac_address); zassert_not_equal(len, BACNET_STATUS_ERROR, NULL); zassert_equal(test_device_id, device_id, NULL); zassert_equal(test_vendor_id, vendor_id, NULL); status = characterstring_same(&test_model_name, &model_name); zassert_true(status, NULL); status = characterstring_same(&test_serial_number, &serial_number); zassert_true(status, NULL); status = octetstring_value_same(&test_mac_address, &mac_address); zassert_true(status, NULL); len = you_are_request_service_decode( NULL, apdu_len, &test_device_id, &test_vendor_id, &test_model_name, &test_serial_number, &test_mac_address); zassert_equal(len, BACNET_STATUS_ERROR, NULL); null_len = you_are_request_encode( NULL, device_id, vendor_id, &model_name, &serial_number, &mac_address); len = you_are_request_encode( apdu, device_id, vendor_id, &model_name, &serial_number, &mac_address); zassert_equal(null_len, len, NULL); apdu_len = len; len = you_are_request_decode( apdu, apdu_len, &test_device_id, &test_vendor_id, &test_model_name, &test_serial_number, &test_mac_address); zassert_not_equal(len, BACNET_STATUS_ERROR, NULL); zassert_equal(test_device_id, device_id, NULL); zassert_equal(test_vendor_id, vendor_id, NULL); status = characterstring_same(&test_model_name, &model_name); zassert_true(status, NULL); status = characterstring_same(&test_serial_number, &serial_number); zassert_true(status, NULL); status = octetstring_value_same(&test_mac_address, &mac_address); zassert_true(status, NULL); /* check for NULL apdu to decode */ len = you_are_request_decode( NULL, apdu_len, &test_device_id, &test_vendor_id, &test_model_name, &test_serial_number, &test_mac_address); /* check for APDU too short - use no optional parameters */ apdu_len = you_are_request_encode( apdu, UINT32_MAX, vendor_id, &model_name, &serial_number, NULL); while (apdu_len) { apdu_len--; len = you_are_request_decode( apdu, apdu_len, &test_device_id, &test_vendor_id, &test_model_name, &test_serial_number, &test_mac_address); zassert_equal( len, BACNET_STATUS_ERROR, "apdu_len=%d len=%d", apdu_len, len); } /* check for optional device-id parameter */ apdu_len = you_are_request_encode( apdu, UINT32_MAX, vendor_id, &model_name, &serial_number, &mac_address); len = you_are_request_decode( apdu, apdu_len, &test_device_id, &test_vendor_id, &test_model_name, &test_serial_number, &test_mac_address); zassert_not_equal(len, BACNET_STATUS_ERROR, NULL); zassert_equal(test_device_id, UINT32_MAX, NULL); zassert_equal(test_vendor_id, vendor_id, NULL); status = characterstring_same(&test_model_name, &model_name); zassert_true(status, NULL); status = characterstring_same(&test_serial_number, &serial_number); zassert_true(status, NULL); status = octetstring_value_same(&test_mac_address, &mac_address); zassert_true(status, NULL); } /** * @} */ #if defined(CONFIG_ZTEST_NEW_API) ZTEST_SUITE(you_are_tests, NULL, NULL, NULL, NULL, NULL); #else void test_main(void) { ztest_test_suite(you_are_tests, ztest_unit_test(test_you_are)); ztest_run_test_suite(you_are_tests); } #endif