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Testing MyBatis Annotation-Based User Mapping in spring-boot-examples

This test suite validates the User1Mapper functionality in a Spring Boot application with multiple datasources using MyBatis annotations. It covers essential CRUD operations including user insertion, querying, and updates with comprehensive validation.

Test Coverage Overview

The test suite provides comprehensive coverage of User entity operations through MyBatis annotations.

Key areas tested include:

User insertion with different gender enums
Bulk user retrieval and null checking
Single user updates with assertion validation
Integration with Spring Boot’s test context

Implementation Analysis

The testing approach utilizes Spring Boot’s test framework with JUnit 4 integration. It implements @RunWith(SpringRunner.class) and @SpringBootTest annotations for proper Spring context loading.

Notable patterns include:

Dependency injection of mapper interfaces
Enum-based gender classification
Transaction-safe test execution

Technical Details

Testing infrastructure includes:

JUnit 4 testing framework
Spring Boot Test context
MyBatis annotation-based mapping
Multiple datasource configuration
Spring Runner for test execution
Autowired component injection

Best Practices Demonstrated

The test suite exemplifies several testing best practices:

Isolated test methods for specific functionality
Proper assertion usage for validation
Clear test method naming conventions
Comprehensive CRUD operation coverage
Proper Spring Boot test configuration

ityouknow/spring-boot-examples

spring-boot-mybatis/spring-boot-mybatis-annotation-mulidatasource/src/test/java/com/neo/mapper/User1MapperTest.java

            
package com.neo.mapper;

import java.util.List;

import com.neo.mapper.test1.User1Mapper;
import com.neo.model.User;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.context.junit4.SpringRunner;

import com.neo.enums.UserSexEnum;

@RunWith(SpringRunner.class)
@SpringBootTest
public class User1MapperTest {

	@Autowired
	private User1Mapper userMapper;

	@Test
	public void testInsert() throws Exception {
		userMapper.insert(new User("aa", "a123456", UserSexEnum.MAN));
		userMapper.insert(new User("bb", "b123456", UserSexEnum.WOMAN));
		userMapper.insert(new User("cc", "b123456", UserSexEnum.WOMAN));

	}

	@Test
	public void testQuery() throws Exception {
		List<User> users = userMapper.getAll();
		if(users==null || users.size()==0){
			System.out.println("is null");
		}else{
			System.out.println(users.size());
		}
	}
	
	
	@Test
	public void testUpdate() throws Exception {
		User user = userMapper.getOne(30l);
		System.out.println(user.toString());
		user.setNickName("neo");
		userMapper.update(user);
		Assert.assertTrue(("neo".equals(userMapper.getOne(30l).getNickName())));
	}

}