/* * Copyright (c) 2020 Legrand North America, LLC. * * SPDX-License-Identifier: MIT */ /* @file * @brief test BACnet integer encode/decode APIs */ #include #include #include /** * @addtogroup bacnet_tests * @{ */ /** * @brief Decode stub for WriteProperty service * @return number of bytes decoded, or #BACNET_STATUS_ERROR */ static int wp_decode_apdu( uint8_t *apdu, unsigned apdu_size, uint8_t *invoke_id, BACNET_WRITE_PROPERTY_DATA *wpdata) { int len = 0; int apdu_len = 0; if (!apdu) { return -1; } if (apdu_size < 4) { return BACNET_STATUS_ERROR; } /* optional checking - most likely was already done prior to this call */ if (apdu[0] != PDU_TYPE_CONFIRMED_SERVICE_REQUEST) { return BACNET_STATUS_ERROR; } /* apdu[1] = encode_max_segs_max_apdu(0, MAX_APDU); */ if (invoke_id) { *invoke_id = apdu[2]; /* invoke id - filled in by net layer */ } if (apdu[3] != SERVICE_CONFIRMED_WRITE_PROPERTY) { return BACNET_STATUS_ERROR; } len = 4; apdu_len += len; if (apdu_len < apdu_size) { len = wp_decode_service_request( &apdu[apdu_len], apdu_size - apdu_len, wpdata); if (len > 0) { apdu_len += len; } else { apdu_len = len; } } else { return BACNET_STATUS_ERROR; } return apdu_len; } static void testWritePropertyTag(BACNET_APPLICATION_DATA_VALUE *value) { BACNET_WRITE_PROPERTY_DATA wpdata = { 0 }; BACNET_WRITE_PROPERTY_DATA test_data = { 0 }; BACNET_APPLICATION_DATA_VALUE test_value; uint8_t apdu[480] = { 0 }; int len = 0; int null_len = 0; int apdu_len = 0; uint8_t invoke_id = 128; uint8_t test_invoke_id = 0; bool status = false; wpdata.application_data_len = bacapp_encode_application_data(&wpdata.application_data[0], value); null_len = wp_encode_apdu(NULL, invoke_id, &wpdata); len = wp_encode_apdu(&apdu[0], invoke_id, &wpdata); zassert_equal(null_len, len, "null_len=%d len=%d", null_len, len); zassert_not_equal(len, 0, "len=%d", len); /* decode the data */ apdu_len = len; null_len = wp_decode_apdu(&apdu[0], apdu_len, &test_invoke_id, NULL); len = wp_decode_apdu(&apdu[0], apdu_len, &test_invoke_id, &test_data); zassert_equal(null_len, len, "null_len=%d len=%d", null_len, len); zassert_true(len > 0, "len=%d", len); zassert_equal(test_data.object_type, wpdata.object_type, NULL); zassert_equal(test_data.object_instance, wpdata.object_instance, NULL); zassert_equal(test_data.object_property, wpdata.object_property, NULL); zassert_equal(test_data.array_index, wpdata.array_index, NULL); /* test the OPTIONAL property-array-index */ wpdata.array_index = BACNET_ARRAY_ALL; len = wp_encode_apdu(&apdu[0], invoke_id, &wpdata); apdu_len = wp_decode_apdu(&apdu[0], len, &test_invoke_id, &test_data); zassert_equal(apdu_len, len, "apdu_len=%d len=%d", apdu_len, len); zassert_true(len > 0, "len=%d", len); wpdata.array_index = 0; /* test the OPTIONAL priority */ wpdata.priority = BACNET_MAX_PRIORITY; len = wp_encode_apdu(&apdu[0], invoke_id, &wpdata); apdu_len = wp_decode_apdu(&apdu[0], len, &test_invoke_id, &test_data); zassert_equal(apdu_len, len, "apdu_len=%d len=%d", apdu_len, len); zassert_true(len > 0, "len=%d", len); wpdata.priority = 0; /* decode the application value of the request */ len = wp_encode_apdu(&apdu[0], invoke_id, &wpdata); apdu_len = wp_decode_apdu(&apdu[0], len, &test_invoke_id, &test_data); apdu_len = len; len = bacapp_decode_application_data( test_data.application_data, test_data.application_data_len, &test_value); zassert_equal(test_value.tag, value->tag, NULL); status = write_property_type_valid(&wpdata, value, test_value.tag); zassert_equal(status, true, NULL); switch (test_value.tag) { case BACNET_APPLICATION_TAG_NULL: break; case BACNET_APPLICATION_TAG_BOOLEAN: zassert_equal(test_value.type.Boolean, value->type.Boolean, NULL); break; case BACNET_APPLICATION_TAG_UNSIGNED_INT: zassert_equal( test_value.type.Unsigned_Int, value->type.Unsigned_Int, NULL); break; case BACNET_APPLICATION_TAG_SIGNED_INT: zassert_equal( test_value.type.Signed_Int, value->type.Signed_Int, NULL); break; case BACNET_APPLICATION_TAG_REAL: zassert_false( islessgreater(test_value.type.Real, value->type.Real), NULL); break; case BACNET_APPLICATION_TAG_ENUMERATED: zassert_equal( test_value.type.Enumerated, value->type.Enumerated, NULL); break; case BACNET_APPLICATION_TAG_DATE: zassert_equal( test_value.type.Date.year, value->type.Date.year, NULL); zassert_equal( test_value.type.Date.month, value->type.Date.month, NULL); zassert_equal(test_value.type.Date.day, value->type.Date.day, NULL); zassert_equal( test_value.type.Date.wday, value->type.Date.wday, NULL); break; case BACNET_APPLICATION_TAG_TIME: zassert_equal( test_value.type.Time.hour, value->type.Time.hour, NULL); zassert_equal(test_value.type.Time.min, value->type.Time.min, NULL); zassert_equal(test_value.type.Time.sec, value->type.Time.sec, NULL); zassert_equal( test_value.type.Time.hundredths, value->type.Time.hundredths, NULL); break; case BACNET_APPLICATION_TAG_OBJECT_ID: zassert_equal( test_value.type.Object_Id.type, value->type.Object_Id.type, NULL); zassert_equal( test_value.type.Object_Id.instance, value->type.Object_Id.instance, NULL); break; default: break; } /* test packets that are too short */ while (apdu_len) { apdu_len--; len = wp_decode_apdu(&apdu[0], apdu_len, &test_invoke_id, &test_data); zassert_true(len <= 0, "len=%d tag=%d", len, value->tag); } } #if defined(CONFIG_ZTEST_NEW_API) ZTEST(wp_tests, testWriteProperty) #else static void testWriteProperty(void) #endif { BACNET_APPLICATION_DATA_VALUE value; value.tag = BACNET_APPLICATION_TAG_NULL; testWritePropertyTag(&value); value.tag = BACNET_APPLICATION_TAG_BOOLEAN; value.type.Boolean = true; testWritePropertyTag(&value); value.type.Boolean = false; testWritePropertyTag(&value); value.tag = BACNET_APPLICATION_TAG_UNSIGNED_INT; value.type.Unsigned_Int = 0; testWritePropertyTag(&value); value.type.Unsigned_Int = 0xFFFF; testWritePropertyTag(&value); value.type.Unsigned_Int = 0xFFFFFFFF; testWritePropertyTag(&value); value.tag = BACNET_APPLICATION_TAG_SIGNED_INT; value.type.Signed_Int = 0; testWritePropertyTag(&value); value.type.Signed_Int = -1; testWritePropertyTag(&value); value.type.Signed_Int = 32768; testWritePropertyTag(&value); value.type.Signed_Int = -32768; testWritePropertyTag(&value); value.tag = BACNET_APPLICATION_TAG_REAL; value.type.Real = 0.0; testWritePropertyTag(&value); value.type.Real = -1.0; testWritePropertyTag(&value); value.type.Real = 1.0; testWritePropertyTag(&value); value.type.Real = 3.14159; testWritePropertyTag(&value); value.type.Real = -3.14159; testWritePropertyTag(&value); value.tag = BACNET_APPLICATION_TAG_ENUMERATED; value.type.Enumerated = 0; testWritePropertyTag(&value); value.type.Enumerated = 0xFFFF; testWritePropertyTag(&value); value.type.Enumerated = 0xFFFFFFFF; testWritePropertyTag(&value); value.tag = BACNET_APPLICATION_TAG_DATE; value.type.Date.year = 2005; value.type.Date.month = 5; value.type.Date.day = 22; value.type.Date.wday = 1; testWritePropertyTag(&value); value.tag = BACNET_APPLICATION_TAG_TIME; value.type.Time.hour = 23; value.type.Time.min = 59; value.type.Time.sec = 59; value.type.Time.hundredths = 12; testWritePropertyTag(&value); value.tag = BACNET_APPLICATION_TAG_OBJECT_ID; value.type.Object_Id.type = OBJECT_ANALOG_INPUT; value.type.Object_Id.instance = 0; testWritePropertyTag(&value); value.type.Object_Id.type = OBJECT_LIFE_SAFETY_ZONE; value.type.Object_Id.instance = BACNET_MAX_INSTANCE; testWritePropertyTag(&value); } /** * @} */ #if defined(CONFIG_ZTEST_NEW_API) ZTEST_SUITE(wp_tests, NULL, NULL, NULL, NULL, NULL); #else void test_main(void) { ztest_test_suite(wp_tests, ztest_unit_test(testWriteProperty)); ztest_run_test_suite(wp_tests); } #endif