发布测试Spring MockMvc中的Accept请求头

import org.springframework.http.MediaType;
import org.springframework.test.web.servlet.MockMvc;
import import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;
import org.springframework.test.web.servlet.result.MockMvcResultMatchers;
import org.springframework.test.web.servlet.setup.MockMvcBuilders;

...

// 创建MockMvc实例
MockMvc mockMvc = MockMvcBuilders.standaloneSetup(controller).build();

// 发布测试请求
mockMvc.perform(MockMvcRequestBuilders.get("/api/example")
        .accept(MediaType.APPLICATION_JSON)) // 设置Accept请求头为application/json
        .andExpect(MockMvcResultMatchers.status().isOk())
        .andExpect(MockMvcResultMatchers.content().contentType(MediaType.APPLICATION_JSON));