如何编写一个测试，通过spring mvc测试将json发送到@RequestBody方法

My test

我的测试

  ObjectMapper objectMapper = new ObjectMapper();
  objectMapper.setSerializationInclusion(JsonInclude.Include.NON_EMPTY);
  byte[] bytes = objectMapper.writeValueAsBytes(webFile);
  this.mockMvc.perform(post("/loadFile.json").accept(MediaType.APPLICATION_JSON).contentType(MediaType.APPLICATION_JSON).content(bytes)).andExpect(status().isOk());
  ObjectMapper objectMapper =