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Testing Spring Boot Actuator Context Loading in spring-boot-examples

This test suite validates the Spring Boot Actuator application context loading and basic functionality. It demonstrates the essential setup for Spring Boot testing infrastructure using JUnit and ensures proper application initialization.

Test Coverage Overview

The test coverage focuses on validating the Spring application context loading mechanism. It verifies:

Successful application context initialization
Basic Spring Boot configuration loading
Integration with Spring Runner test framework
Actuator component availability

Implementation Analysis

The testing approach utilizes Spring Boot’s testing framework with JUnit integration. The implementation leverages @SpringBootTest annotation for full application context loading and @RunWith(SpringRunner.class) for Spring test execution.

The test demonstrates Spring’s convention-over-configuration pattern with minimal setup requirements.

Technical Details

Testing tools and configuration include:

JUnit 4 testing framework
Spring Boot Test context
SpringRunner test executor
Spring Boot Actuator dependencies
Standard Spring Boot test annotations

Best Practices Demonstrated

The test suite exhibits several testing best practices:

Clean and minimal test class structure
Proper use of Spring Boot test annotations
Clear separation of test setup and execution
Integration with Spring’s test infrastructure
Focused test scope for context loading

ityouknow/spring-boot-examples

2.x/spring-boot-actuator/src/test/java/com/neo/ActuatorApplicationTests.java

            
package com.neo;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import org.springframework.test.context.junit4.SpringRunner;

@RunWith(SpringRunner.class)
@SpringBootTest
public class ActuatorApplicationTests {

	@Test
	public void contextLoads() {
		System.out.println("hello word");
	}

}