SpringBoot Junit Demo

 package com.yunen.camera.test;

 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.mock.web.MockHttpSession;
 import org.springframework.test.annotation.Rollback;
 import org.springframework.test.context.junit4.SpringRunner;
 import org.springframework.test.web.servlet.MockMvc;
 import org.springframework.test.web.servlet.MvcResult;
 import org.springframework.test.web.servlet.ResultActions;
 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.web.context.WebApplicationContext;

 import com.YunenCameraManagerApplication;
 import com.alibaba.fastjson.JSONObject;
 import com.alibaba.fastjson.serializer.SerializerFeature;

 import lombok.extern.slf4j.Slf4j;

 /**
  * 相机预置位测试类
  *
  * @version V1.0
  * @author songxiaotong
  * @date 2018年9月17日 下午2:08:14
  * @Description
  */
 @Slf4j
 @Rollback(false)
 // 让 JUnit 运行 Spring 的测试环境， 获得 Spring 环境的上下文的支持
 @RunWith(SpringRunner.class)
 // 获取启动类，加载配置，确定装载 Spring 程序的装载方法，它回去寻找 主配置启动类（被 @SpringBootApplication 注解的）
 @SpringBootTest(classes = YunenCameraManagerApplication.class)
 public class CameraPreSetControllerTest {
     /**
      * WebApplicationContext
      */
     @Autowired
     private WebApplicationContext wac;

     private MockMvc mockMvc;

     /**
      * 初始化mvc请求对象
      *
      * @throws Exception
      */
     @Before
     public void setUp() throws Exception {
         this.mockMvc = MockMvcBuilders.webAppContextSetup(this.wac).build();
     }

     /**
      * 新增
      *
      * @author songxiaotong
      */
     @Test
     public void create() {
         try {
             MockHttpSession session = new MockHttpSession();

             JSONObject param = new JSONObject();
             param.put("cameraId", "110");
             param.put("name", "预置位名称");
             param.put("zoom", 1222.1);
             param.put("pan", 2222.2);
             param.put("tilt", 3222.3);

             MockHttpServletRequestBuilder requestBuilder = MockMvcRequestBuilders
                     .post("/yunen/camera_pre_set/create");
             requestBuilder.contentType(MediaType.APPLICATION_JSON);

             requestBuilder.content(JSONObject.toJSONString(param,
                     SerializerFeature.WriteMapNullValue));
             // requestBuilder.content(param.toString());

             requestBuilder.session(session);

             // 执行一个请求；
             ResultActions result = mockMvc.perform(requestBuilder);

             // 添加执行完成后的断言
             result.andExpect(MockMvcResultMatchers.status().isOk());

             // 添加一个结果处理器，表示要对结果做点什么事情，比如此处使用MockMvcResultHandlers.print()输出整个响应结果信息。
             result.andDo(MockMvcResultHandlers.print());

             // 表示执行完成后返回相应的结果。
             MvcResult mvcResult = result.andReturn();

             log.info(mvcResult.getResponse().getContentAsString());
         } catch (Exception e) {
             log.error(e.getMessage());
         }
     }

     /**
      * 更新
      *
      * @author songxiaotong
      */
     @Test
     public void update() {
         String url = "/yunen/camera_pre_set/update";
         JSONObject param = new JSONObject();
         param.put("id", 1);
         param.put("cameraId", "110");
         param.put("name", "更新后的预置位名称");
         param.put("zoom", 1222.1);
         param.put("pan", 2222.2);
         param.put("tilt", 3222.3);
         // 调用测试模拟方法
         requestMock(url, param);
     }

     /**
      * http请求模拟
      *
      * @param url 请求地址
      * @param param 请求参数
      * @author songxiaotong
      */
     private void requestMock(String url, JSONObject param) {
         try {
             MockHttpSession session = new MockHttpSession();

             MockHttpServletRequestBuilder requestBuilder = MockMvcRequestBuilders
                     .post(url);
             requestBuilder.contentType(MediaType.APPLICATION_JSON);

             requestBuilder.content(JSONObject.toJSONString(param,
                     SerializerFeature.WriteMapNullValue));
             // requestBuilder.content(param.toString());

             requestBuilder.session(session);

             // 执行一个请求；
             ResultActions result = mockMvc.perform(requestBuilder);

             // 添加执行完成后的断言
             result.andExpect(MockMvcResultMatchers.status().isOk());

             // 添加一个结果处理器，表示要对结果做点什么事情，比如此处使用MockMvcResultHandlers.print()输出整个响应结果信息。
             result.andDo(MockMvcResultHandlers.print());

             // 表示执行完成后返回相应的结果。
             MvcResult mvcResult = result.andReturn();

             log.info(mvcResult.getResponse().getContentAsString());
         } catch (Exception e) {
             log.error(e.getMessage());
         }
     }
 }