MockMvc 进行 controller层单元测试 事务自动回滚 完整实例

 package com.ieou.ms_backend.controller;

 import com.google.gson.Gson;
 import com.ieou.ms_backend.dto.account.CreateAccountReq;
 import org.junit.Before;
 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.http.MediaType;
 import org.springframework.test.annotation.Rollback;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
 import org.springframework.test.web.servlet.MockMvc;
 import org.springframework.test.web.servlet.MockMvcBuilder;
 import org.springframework.test.web.servlet.ResultActions;
 import org.springframework.test.web.servlet.ResultMatcher;
 import org.springframework.test.web.servlet.request.MockHttpServletRequestBuilder;
 import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;
 import org.springframework.test.web.servlet.result.MockMvcResultHandlers;
 import org.springframework.test.web.servlet.result.MockMvcResultMatchers;
 import org.springframework.test.web.servlet.setup.MockMvcBuilders;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.web.context.WebApplicationContext;

 import static org.junit.Assert.*;

 /**
  * created by wyz on 2019/5/6
  */

 @SpringBootTest
 @RunWith(SpringJUnit4ClassRunner.class)
 public class AccountControllerTest {

     @Autowired
     private WebApplicationContext wac;

     private MockMvc mockMvc;
     private String url = "/ms_backend/account/";

     @Before
     public void setUp() throws Exception{
         //初始化MockMvc对象
         mockMvc = MockMvcBuilders.webAppContextSetup(wac).build();
     }

     //GET 请求

     @Test
     public void accountList() throws Exception {

         MockHttpServletRequestBuilder mockHttpServletRequestBuilder = MockMvcRequestBuilders.get(url + "accountList")
                 .param("companyName", "wang")
                 .header("access_token", "accessToken");

         mockHttpServletRequestBuilder.accept(MediaType.APPLICATION_JSON)
                 .contentType(MediaType.APPLICATION_JSON_UTF8);

         ResultActions resultActions = mockMvc.perform(mockHttpServletRequestBuilder);
         resultActions.andReturn().getResponse().setCharacterEncoding("UTF-8");
         resultActions.andExpect(MockMvcResultMatchers.status().isOk());
         resultActions.andDo(MockMvcResultHandlers.print());
     }

     @Test
     public void removeAccount() {
     }

     //post 请求  @RequestBody

     @Test
     @Transactional
     @Rollback() // 事务自动回滚，默认是true。可以不写
     public void createAccount() throws Exception {

         CreateAccountReq req = new CreateAccountReq();

         MockHttpServletRequestBuilder mockHttpServletRequestBuilder = MockMvcRequestBuilders.post(url + "createAccount")
                 .header("access_token", "accessToken");

         mockHttpServletRequestBuilder.accept(MediaType.APPLICATION_JSON)
                 .contentType(MediaType.APPLICATION_JSON_UTF8)
                 .content(new Gson().toJson(req)); // post请求

         ResultActions resultActions = mockMvc.perform(mockHttpServletRequestBuilder);
         resultActions.andReturn().getResponse().setCharacterEncoding("UTF-8");
         resultActions.andExpect(MockMvcResultMatchers.status().isOk());
         resultActions.andDo(MockMvcResultHandlers.print());
     }
 }