From 2c3425bf9a3725ffdc765b50e9f67efce01f0a56 Mon Sep 17 00:00:00 2001 From: Oleksandra Matviienko Date: Sat, 28 Mar 2026 21:08:01 +0100 Subject: [PATCH] Test: add unit tests for MetricDataType.checkType() Co-Authored-By: Claude Sonnet 4.6 --- .../util/sparkplug/MetricDataTypeTest.java | 43 +++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 common/transport/mqtt/src/test/java/org/thingsboard/server/transport/mqtt/util/sparkplug/MetricDataTypeTest.java diff --git a/common/transport/mqtt/src/test/java/org/thingsboard/server/transport/mqtt/util/sparkplug/MetricDataTypeTest.java b/common/transport/mqtt/src/test/java/org/thingsboard/server/transport/mqtt/util/sparkplug/MetricDataTypeTest.java new file mode 100644 index 0000000000..5a3d8375b3 --- /dev/null +++ b/common/transport/mqtt/src/test/java/org/thingsboard/server/transport/mqtt/util/sparkplug/MetricDataTypeTest.java @@ -0,0 +1,43 @@ +/** + * Copyright © 2016-2026 The Thingsboard Authors + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.thingsboard.server.transport.mqtt.util.sparkplug; + +import org.junit.jupiter.api.Test; +import org.thingsboard.server.common.adaptor.AdaptorException; + +import static org.assertj.core.api.Assertions.assertThatNoException; +import static org.assertj.core.api.Assertions.assertThatThrownBy; + +class MetricDataTypeTest { + + @Test + void checkType_noExceptionWhenValueMatchesExpectedType() { + assertThatNoException().isThrownBy(() -> MetricDataType.String.checkType("hello")); + } + + @Test + void checkType_noExceptionWhenValueIsNull() { + assertThatNoException().isThrownBy(() -> MetricDataType.String.checkType(null)); + } + + @Test + void checkType_throwsAdaptorExceptionWithActualClassNameWhenTypeMismatch() { + assertThatThrownBy(() -> MetricDataType.String.checkType(42)) + .isInstanceOf(AdaptorException.class) + .hasMessageContaining(Integer.class.toString()); + } + +}