spring boot controller 单元测试

package net.cqfishing.cloud_m_system.controller.api.banner;

import net.cqfishing.cloud_m_system.CloudMSystemApplication;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.http.MediaType;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import org.springframework.test.context.web.WebAppConfiguration;
import org.springframework.test.web.servlet.MockMvc;
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;

@RunWith(SpringJUnit4ClassRunner.class)//Spring对Junit4的支持
@SpringBootTest(classes = CloudMSystemApplication.class)
@ContextConfiguration(classes = {WebApplicationContext.class})
@WebAppConfiguration(value = "src/main/java")//开启Web应用的配置，用于模拟ServletContext
public class BannerInfoApiControllerTest {

    private Logger logger = LoggerFactory.getLogger(this.getClass());

    private MockMvc mvc;//用于模拟调用Controller的接口发起请求，

    @Autowired
    private WebApplicationContext webApplicationContext;

    @Autowired
    private BannerInfoApiController bannerInfoApiController;

    @Before
    public void setUp() throws Exception {
        mvc = MockMvcBuilders.standaloneSetup(bannerInfoApiController).build();
    }

    @Test
    public void getIndexBannerList() throws Exception {

        String url = "/api/banner/getIndexBannerList";//测试成功；
        mvc.perform(
                MockMvcRequestBuilders.post(url)
                        .param("page", "1")
                        .param("pageSize", "10")
                        .accept(MediaType.APPLICATION_JSON))

                .andDo(MockMvcResultHandlers.print())
                .andExpect(MockMvcResultMatchers.status().isOk())
                .andExpect(MockMvcResultMatchers.content().string("success"))//断言结果字符串
                .andDo(MockMvcResultHandlers.print());
    }
}