dubbo-config/dubbo-config-spring/src/test/java/org/apache/dubbo/config/spring/beans/factory/annotation/MergedAnnotationTest.java

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 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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,
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package org.apache.dubbo.config.spring.beans.factory.annotation;

import org.apache.dubbo.config.annotation.Reference;
import org.apache.dubbo.config.annotation.Service;
import org.apache.dubbo.config.spring.annotation.merged.MergedReference;
import org.apache.dubbo.config.spring.annotation.merged.MergedService;
import org.apache.dubbo.config.spring.api.DemoService;

import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import org.springframework.core.annotation.AnnotatedElementUtils;
import org.springframework.test.annotation.DirtiesContext;
import org.springframework.util.ReflectionUtils;

import java.lang.reflect.Field;

@DirtiesContext(classMode = DirtiesContext.ClassMode.AFTER_EACH_TEST_METHOD)
public class MergedAnnotationTest {

    @Test
    public void testMergedReference() {
        Field field = ReflectionUtils.findField(TestBean1.class, "demoService");
        Reference reference = AnnotatedElementUtils.getMergedAnnotation(field, Reference.class);
        Assertions.assertEquals("dubbo", reference.group());
        Assertions.assertEquals("1.0.0", reference.version());

        Field field2 = ReflectionUtils.findField(TestBean2.class, "demoService");
        Reference reference2 = AnnotatedElementUtils.getMergedAnnotation(field2, Reference.class);
        Assertions.assertEquals("group", reference2.group());
        Assertions.assertEquals("2.0", reference2.version());
    }

    @Test
    public void testMergedService() {
        Service service1 = AnnotatedElementUtils.getMergedAnnotation(DemoServiceImpl1.class, Service.class);
        Assertions.assertEquals("dubbo", service1.group());
        Assertions.assertEquals("1.0.0", service1.version());

        Service service2 = AnnotatedElementUtils.getMergedAnnotation(DemoServiceImpl2.class, Service.class);
        Assertions.assertEquals("group", service2.group());
        Assertions.assertEquals("2.0", service2.version());
    }

    @MergedService
    public static class DemoServiceImpl1 {
    }

    @MergedService(group = "group", version = "2.0")
    public static class DemoServiceImpl2 {
    }

    private static class TestBean1 {
        @MergedReference
        private DemoService demoService;
    }

    private static class TestBean2 {
        @MergedReference(group = "group", version = "2.0")
        private DemoService demoService;
    }

}