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Validating Nacos Discovery Server Address Configuration in Spring Cloud Alibaba

This test suite validates the server address configuration functionality in Nacos Discovery Properties for Spring Cloud Alibaba. It ensures proper handling of server address settings at the top level configuration and verifies the correct parsing of connection endpoints.

Test Coverage Overview

The test suite focuses on validating the server address configuration in Nacos Discovery Properties.

Key areas covered include:

Server address property injection and retrieval
Configuration property parsing accuracy
Top-level property override behavior
Integration with Spring Boot auto-configuration

Implementation Analysis

The testing approach utilizes Spring Boot Test framework with JUnit Jupiter for dependency injection and assertion validation. The implementation leverages Spring’s @SpringBootTest annotation for context configuration and employs property-based testing to verify server address handling.

Notable patterns include:

Autowired property injection testing
Configuration class isolation
Auto-configuration import verification

Technical Details

Testing tools and configuration:

JUnit Jupiter test framework
Spring Boot Test infrastructure
AssertJ assertion library
Auto-configuration imports for Nacos Discovery and Service Registry
Test-specific property configurations

Best Practices Demonstrated

The test suite exemplifies several testing best practices in Spring Cloud environment.

Notable practices include:

Isolated test configuration using static inner class
Explicit auto-configuration imports
Clear test property definitions
Focused test method responsibility
Proper assertion usage for validation

alibaba/spring-cloud-alibaba

spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-discovery/src/test/java/com/alibaba/cloud/nacos/NacosDiscoveryPropertiesServerAddressTopLevelTests.java

            
/*
 * Copyright 2013-2023 the original author or 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
 *
 *      https://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 com.alibaba.cloud.nacos;

import com.alibaba.cloud.nacos.discovery.NacosDiscoveryClientConfiguration;
import com.alibaba.cloud.nacos.registry.NacosServiceRegistryAutoConfiguration;
import org.junit.jupiter.api.Test;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.autoconfigure.ImportAutoConfiguration;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.cloud.client.serviceregistry.AutoServiceRegistrationConfiguration;
import org.springframework.context.annotation.Configuration;

import static com.alibaba.cloud.nacos.NacosDiscoveryPropertiesServerAddressTopLevelTests.TestConfig;
import static org.assertj.core.api.Assertions.assertThat;

/**
 * @author <a href="mailto:[email protected]">lyuzb</a>
 *
 */
@SpringBootTest(classes = TestConfig.class, properties = {
		"spring.application.name=app",
		"spring.cloud.nacos.server-addr=123.123.123.123:8848" })
public class NacosDiscoveryPropertiesServerAddressTopLevelTests {

	@Autowired
	private NacosDiscoveryProperties properties;

	@Test
	public void testGetServerAddr() {
		assertThat(properties.getServerAddr()).isEqualTo("123.123.123.123:8848");
	}

	@Configuration
	@EnableAutoConfiguration
	@ImportAutoConfiguration({ AutoServiceRegistrationConfiguration.class,
			NacosDiscoveryClientConfiguration.class,
			NacosServiceRegistryAutoConfiguration.class })
	public static class TestConfig {

	}

}