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Validating Nacos Config Import Checking in Spring Cloud Alibaba

This test suite validates the Nacos configuration import checking functionality in Spring Cloud Alibaba. It specifically tests the behavior of import checking mechanisms when enabled and disabled, ensuring proper configuration loading and exception handling.

Test Coverage Overview

The test suite provides comprehensive coverage of Nacos config import validation scenarios.

Tests enabled import checking behavior and exception throwing
Validates disabled import checking functionality
Covers configuration property handling
Tests Spring application context initialization

Implementation Analysis

The implementation uses JUnit Jupiter for test execution with Spring Boot test infrastructure. It employs SpringApplicationBuilder for application context creation and AssertJ for assertions. The tests verify both positive and negative scenarios of import checking behavior.

Uses @HasDockerAndItEnabled for container-based testing
Implements assertion-based validation
Utilizes Spring Boot builder patterns

Technical Details

JUnit Jupiter test framework
Spring Boot test infrastructure
Docker integration support
AssertJ assertion library
Spring Cloud Commons configuration
Nacos configuration client

Best Practices Demonstrated

The test suite exemplifies several testing best practices for Spring Cloud configuration validation.

Clear test method naming conventions
Proper exception testing patterns
Isolated test scenarios
Comprehensive assertion coverage
Docker-based integration testing setup

alibaba/spring-cloud-alibaba

spring-cloud-alibaba-tests/nacos-tests/nacos-config-test/src/test/java/com/alibaba/cloud/tests/nacos/config/NacosImportCheckTest.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.tests.nacos.config;

import com.alibaba.cloud.testsupport.HasDockerAndItEnabled;
import org.junit.jupiter.api.Disabled;
import org.junit.jupiter.api.Test;

import org.springframework.boot.builder.SpringApplicationBuilder;

import static org.assertj.core.api.Assertions.assertThatCode;
import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
import static org.springframework.cloud.commons.ConfigDataMissingEnvironmentPostProcessor.ImportException;

/**
 *
 * @author freeman
 */
@HasDockerAndItEnabled
@Disabled("Does not work with the new nacos config load process")
public class NacosImportCheckTest {

	@Test
	public void testImportCheckEnabled() {
		assertThatExceptionOfType(ImportException.class).isThrownBy(
				() -> new SpringApplicationBuilder(NacosConfigTestApplication.class)
						.properties("server.port=0")
						.properties("spring.application.name=import-check-enabled")
						.run());
	}

	@Test
	public void testImportCheckDisabled() {
		assertThatCode(
				() -> new SpringApplicationBuilder(NacosConfigTestApplication.class)
						.properties("server.port=0")
						.properties("spring.application.name=import-check-disabled")
						.properties(
								"spring.cloud.nacos.config.import-check.enabled=false")
						.run()).doesNotThrowAnyException();
	}

}