本篇文章分为三个部分,即:
通过AI自动生成springboot的CRUD以及单元测试与压力测试源码(一)
通过AI自动生成springboot的CRUD以及单元测试与压力测试源码(二)
通过AI自动生成springboot的CRUD以及单元测试与压力测试源码(完整版)
文章目录
四、生成UserController的单元测试类
在aicoder的对话框内输入“生成UserController的单元测试类”指令,其就可以自动的生成了代码,示例如下:
生成的源码如下。
- 添加测试依赖
确保你的 pom.xml 文件包含以下测试依赖:
<dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-test</artifactId><scope>test</scope>
</dependency>
package com.win.test;import com.win.bean.User;
import com.win.control.UserController;
import com.win.service.UserService;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Nested;
import org.junit.jupiter.api.Test;
import org.mockito.Mockito;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
import org.springframework.boot.test.mock.mockito.MockBean;
import org.springframework.http.MediaType;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;
import org.springframework.test.web.servlet.result.MockMvcResultMatchers;import java.util.Arrays;
import java.util.Optional;@Nested
@WebMvcTest(UserController.class)
class UserControllerTest {@Autowiredprivate MockMvc mockMvc;@MockBeanprivate UserService userService;private User user1;private User user2;/*** 在每个测试方法执行之前运行的设置方法。* 用于初始化测试所需的用户对象。*/@BeforeEachpublic void setUp() {// 创建用户1,ID为1,姓名为"alan",年龄为18,邮箱为"alan.chan.chn@163.com"user1 = new User(1L, "alan", 18, "alan.chan.chn@163.com");// 创建用户2,ID为2,姓名为"alanchan",年龄为18,邮箱为"alan.chan.chn@163.com"user2 = new User(2L, "alanchan", 18, "alan.chan.chn@163.com");}/*** 测试获取所有用户的方法。*/@Testpublic void testGetAllUsers() throws Exception {// 模拟 userService 的行为Mockito.when(userService.getAllUsers()).thenReturn(Arrays.asList(user1, user2));// 发送 GET 请求并验证响应mockMvc.perform(MockMvcRequestBuilders.get("/users").accept(MediaType.APPLICATION_JSON))// 验证响应状态码为 200 OK.andExpect(MockMvcResultMatchers.status().isOk())// 验证响应内容为 JSON 格式,包含两个用户对象.andExpect(MockMvcResultMatchers.content().json("[{\"id\":1,\"name\":\"alan\",\"age\":18,\"email\":\"alan.chan.chn@163.com\"},{\"id\":2,\"name\":\"alanchan\",\"age\":18,\"email\":\"alan.chan.chn@163.com\"}]"));}/*** 测试 getUserById 方法的单元测试。* 该测试方法使用 Mockito 模拟 userService 的行为,并使用 MockMvc 发送 GET 请求以验证响应。* 测试包括两个场景:存在用户和不存在用户。*/@Testpublic void testGetUserById() throws Exception {// 模拟 userService 的行为Mockito.when(userService.getUserById(1L)).thenReturn(Optional.of(user1));// 发送 GET 请求并验证响应mockMvc.perform(MockMvcRequestBuilders.get("/users/1").accept(MediaType.APPLICATION_JSON)).andExpect(MockMvcResultMatchers.status().isOk()).andExpect(MockMvcResultMatchers.content().json("{" +"\"id\":1," +"\"name\":\"alan\"," +"\"age\":18," +"\"email\":\"alan.chan.chn@163.com\"}"));// 测试不存在的用户Mockito.when(userService.getUserById(999L)).thenReturn(Optional.empty());// 发送 GET 请求并验证响应mockMvc.perform(MockMvcRequestBuilders.get("/users/999").accept(MediaType.APPLICATION_JSON)).andExpect(MockMvcResultMatchers.status().isNotFound());}/*** 测试创建用户的方法。* 该测试方法使用Mockito模拟userService的行为,并使用MockMvc发送POST请求,验证响应状态和内容。*/@Testpublic void testCreateUser() throws Exception {// 创建一个用户对象,不包含idUser user = new User(null, "alanchanchn", 20, "alan.chan.chn@163.com");// 模拟 userService 的行为// 当调用 userService.createUser(user) 时,返回一个id为3的用户对象User createdUser = new User(3L, "alanchanchn", 20, "alan.chan.chn@163.com");Mockito.when(userService.createUser(user)).thenReturn(createdUser);// 发送 POST 请求并验证响应mockMvc.perform(MockMvcRequestBuilders.post("/users").content("{\"name\":\"alanchanchn\",\"age\":20,\"email\":\"alan.chan.chn@163.com\"}").contentType(MediaType.APPLICATION_JSON).accept(MediaType.APPLICATION_JSON))// 验证响应状态为200 OK.andExpect(MockMvcResultMatchers.status().isOk())// 验证响应内容是否符合预期的JSON格式.andExpect(MockMvcResultMatchers.content().json("{" +"\"id\":3," +"\"name\":\"alanchanchn\"," +"\"age\":20," +"\"email\":\"alan.chan.chn@163.com\"" +"}"));}/*** 测试 updateUser 方法的单元测试。* 该测试包括两个场景:更新存在的用户和更新不存在的用户。*/@Testpublic void testUpdateUser() throws Exception {// 创建一个用户对象,不包含idUser userToUpdate = new User(null, "alanchanchn", 20, "alan.chan.chn@163.com");// 模拟 userService 的行为// 当调用 userService.updateUser(1L, userToUpdate) 时,返回一个id为1的用户对象User updatedUser = new User(1L, "alanchanchn", 20, "alan.chan.chn@163.com");Mockito.when(userService.updateUser(1L, userToUpdate)).thenReturn(updatedUser);// 发送 PUT 请求并验证响应mockMvc.perform(MockMvcRequestBuilders.put("/users/1").content("{\"name\":\"alanchanchn\",\"age\":20,\"email\":\"alan.chan.chn@163.com\"}").contentType(MediaType.APPLICATION_JSON).accept(MediaType.APPLICATION_JSON))// 验证响应状态为200 OK.andExpect(MockMvcResultMatchers.status().isOk())// 验证响应内容是否符合预期的JSON格式.andExpect(MockMvcResultMatchers.content().json("{" +"\"id\":1," +"\"name\":\"alanchanchn\"," +"\"age\":20," +"\"email\":\"alan.chan.chn@163.com\"}"));// 测试不存在的用户Mockito.when(userService.updateUser(999L, userToUpdate)).thenReturn(null);// 发送 PUT 请求并验证响应,期望返回 404 Not FoundmockMvc.perform(MockMvcRequestBuilders.put("/users/999").content("{\"name\":\"alanchanchn\",\"age\":20,\"email\":\"alan.chan.chn@163.com\"}").contentType(MediaType.APPLICATION_JSON).accept(MediaType.APPLICATION_JSON)).andExpect(MockMvcResultMatchers.status().isNotFound());}/*** 测试删除用户的功能。* 该测试方法使用Mockito模拟userService的行为,并使用MockMvc发送HTTP DELETE请求。* 测试包括删除存在的用户和删除不存在的用户。*/@Testpublic void testDeleteUser() throws Exception {// 模拟 userService 的行为Mockito.doNothing().when(userService).deleteUser(1L);// 发送 DELETE 请求并验证响应mockMvc.perform(MockMvcRequestBuilders.delete("/users/1").accept(MediaType.APPLICATION_JSON)).andExpect(MockMvcResultMatchers.status().isNoContent());// 测试不存在的用户Mockito.doNothing().when(userService).deleteUser(999L);// 发送 DELETE 请求并验证响应mockMvc.perform(MockMvcRequestBuilders.delete("/users/999").accept(MediaType.APPLICATION_JSON)).andExpect(MockMvcResultMatchers.status().isNoContent());}
}
五、生成UserController压力测试类
在aicoder的对话框内输入"生成UserController压力测试类"指令,其就可以自动的生成代码了,示例如下。
更改了生成源码所在的包。
package com.win.test;import com.fasterxml.jackson.databind.ObjectMapper;
import com.win.bean.User;
import com.win.control.UserController;
import com.win.service.UserService;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
import org.springframework.boot.test.mock.mockito.MockBean;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.test.web.servlet.MvcResult;
import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.atomic.AtomicInteger;import static org.mockito.Mockito.*;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.*;@WebMvcTest(UserController.class)
public class UserControllerStressTest {@Autowiredprivate MockMvc mockMvc;@MockBeanprivate UserService userService;private final int threadCount = 1000; // 并发线程数private final int requestCount = 10000; // 总请求数@BeforeEachpublic void setUp() {// 模拟 userService 的行为List<User> users = new ArrayList<>();users.add(new User(1L, "Alice",18, "alice@example.com"));users.add(new User(2L, "Bob",20, "bob@example.com"));when(userService.getAllUsers()).thenReturn(users);when(userService.getUserById(1L)).thenReturn(Optional.ofNullable(users.get(0)));when(userService.getUserById(2L)).thenReturn(Optional.ofNullable(users.get(1)));}@Testpublic void testGetAllUsersStress() throws Exception {AtomicInteger successCount = new AtomicInteger(0);AtomicInteger failureCount = new AtomicInteger(0);CountDownLatch latch = new CountDownLatch(requestCount);ExecutorService executorService = Executors.newFixedThreadPool(threadCount);for (int i = 0; i < requestCount; i++) {executorService.submit(() -> {try {MvcResult result = mockMvc.perform(MockMvcRequestBuilders.get("/users")).andExpect(status().isOk()).andReturn();successCount.incrementAndGet();} catch (Exception e) {failureCount.incrementAndGet();} finally {latch.countDown();}});}latch.await();executorService.shutdown();System.out.println("成功请求: " + successCount.get());System.out.println("失败请求: " + failureCount.get());}@Testpublic void testGetUserByIdStress() throws Exception {AtomicInteger successCount = new AtomicInteger(0);AtomicInteger failureCount = new AtomicInteger(0);CountDownLatch latch = new CountDownLatch(requestCount);ExecutorService executorService = Executors.newFixedThreadPool(threadCount);for (int i = 0; i < requestCount; i++) {executorService.submit(() -> {try {MvcResult result = mockMvc.perform(MockMvcRequestBuilders.get("/users/1")).andExpect(status().isOk()).andReturn();successCount.incrementAndGet();} catch (Exception e) {failureCount.incrementAndGet();} finally {latch.countDown();}});}latch.await();executorService.shutdown();System.out.println("成功请求: " + successCount.get());System.out.println("失败请求: " + failureCount.get());}@Testpublic void testCreateUserStress() throws Exception {AtomicInteger successCount = new AtomicInteger(0);AtomicInteger failureCount = new AtomicInteger(0);CountDownLatch latch = new CountDownLatch(requestCount);ExecutorService executorService = Executors.newFixedThreadPool(threadCount);for (int i = 0; i < requestCount; i++) {final int index = i; // 将 i 复制为 final 变量executorService.submit(() -> {try {User user = new User((long) (index + 1000), "User" + index,11, "user" + index + "@example.com");MvcResult result = mockMvc.perform(MockMvcRequestBuilders.post("/users").contentType("application/json").content(objectMapper.writeValueAsString(user))).andExpect(status().isOk()).andReturn();successCount.incrementAndGet();} catch (Exception e) {failureCount.incrementAndGet();} finally {latch.countDown();}});}latch.await();executorService.shutdown();System.out.println("成功请求: " + successCount.get());System.out.println("失败请求: " + failureCount.get());}@Testpublic void testUpdateUserStress() throws Exception {AtomicInteger successCount = new AtomicInteger(0);AtomicInteger failureCount = new AtomicInteger(0);CountDownLatch latch = new CountDownLatch(requestCount);ExecutorService executorService = Executors.newFixedThreadPool(threadCount);for (int i = 0; i < requestCount; i++) {final int index = i; // 将 i 复制为 final 变量executorService.submit(() -> {try {User user = new User((long) (index + 1000), "User" + index, 12,"user" + index + "@example.com");MvcResult result = mockMvc.perform(MockMvcRequestBuilders.put("/users/1").contentType("application/json").content(objectMapper.writeValueAsString(user))).andExpect(status().isOk()).andReturn();successCount.incrementAndGet();} catch (Exception e) {failureCount.incrementAndGet();} finally {latch.countDown();}});}latch.await();executorService.shutdown();System.out.println("成功请求: " + successCount.get());System.out.println("失败请求: " + failureCount.get());}@Testpublic void testDeleteUserStress() throws Exception {AtomicInteger successCount = new AtomicInteger(0);AtomicInteger failureCount = new AtomicInteger(0);CountDownLatch latch = new CountDownLatch(requestCount);ExecutorService executorService = Executors.newFixedThreadPool(threadCount);for (int i = 0; i < requestCount; i++) {executorService.submit(() -> {try {MvcResult result = mockMvc.perform(MockMvcRequestBuilders.delete("/users/1")).andExpect(status().isOk()).andReturn();successCount.incrementAndGet();} catch (Exception e) {failureCount.incrementAndGet();} finally {latch.countDown();}});}latch.await();executorService.shutdown();System.out.println("成功请求: " + successCount.get());System.out.println("失败请求: " + failureCount.get());}private ObjectMapper objectMapper = new ObjectMapper();
}
六、验证
正常功能验证,比较容易,不再赘述,基本上不会出错。
单元测试的用例可能需要调整一下,因为其没有有参构造函数。
只要单元测试通过,压力测试结果会通过。
示例如下,本示例使用的覆盖率运行,能看到单元测试的覆盖率。
单元测试覆盖率报告可以导出成html文件,可以自己试一试。
压力测试,运行的时候会自动记录成功与错误的记录数,以及可以观察一下运行机器的网络、cpu、内存以及硬盘的使用情况,当然如果更专业的压力测试则是使用jmeter等专业的软件。
七、Aicoder其他的功能
1、针对某个方法生成单元测试
点击单元测试,在AiCoder的面板上就生成了该方法对应的单元测试类,示例如下
2、针对代码生成注释
示例如下
3、代码解释
点击代码解释,示例如下
4、缺陷检测
点击缺陷检测,示例如下
以上通过AICoder插件,我们可以快速生成SpringBoot技术栈的CRUD代码及其单元测试和压力测试源码。本示例没有生产前端代码,也可以根据需要进行生成,不再赘述。这不仅大大提高了开发效率,还确保了代码的质量和一致性。希望本文能帮助你更好地利用AICoder插件,提升你的开发体验。
本篇文章分为三个部分,即:
通过AI自动生成springboot的CRUD以及单元测试与压力测试源码(一)
通过AI自动生成springboot的CRUD以及单元测试与压力测试源码(二)
通过AI自动生成springboot的CRUD以及单元测试与压力测试源码(完整版)