将图像上传到服务器时如何编写集成测试。我已经在这个 问题之后编写了一个测试并且它的答案,但我的工作不正常。我使用 JSON 发送图像和预期状态 OK。但我得到:
org.springframework.web.utill.NestedServletException:请求处理失败;嵌套异常是 java.lang.illigulArgument
或http状态400或415。我猜意思是一样的。下面我给出了我的测试部分和控制器类部分。
测试部分:
@Test
public void updateAccountImage() throws Exception{
Account updateAccount = new Account();
updateAccount.setPassword("test");
updateAccount.setNamefirst("test");
updateAccount.setNamelast("test");
updateAccount.setEmail("test");
updateAccount.setCity("test");
updateAccount.setCountry("test");
updateAccount.setAbout("test");
BufferedImage img;
img = ImageIO.read(new File("C:\\Users\\Public\\Pictures\\Sample Pictures\\Penguins.jpg"));
WritableRaster raster = img .getRaster();
DataBufferByte data = (DataBufferByte) raster.getDataBuffer();
byte[] testImage = data.getData();
updateAccount.setImage(testImage);
when(service.updateAccountImage(any(Account.class))).thenReturn(
updateAccount);
MockMultipartFile image = new MockMultipartFile("image", "", "application/json", "{\"image\": \"C:\\Users\\Public\\Pictures\\Sample Pictures\\Penguins.jpg\"}".getBytes());
mockMvc.perform(
MockMvcRequestBuilders.fileUpload("/accounts/test/updateImage")
.file(image))
.andDo(print())
.andExpect(status().isOk());
}
控制器部分:
@RequestMapping(value = "/accounts/{username}/updateImage", method = RequestMethod.POST)
public ResponseEntity<AccountResource> updateAccountImage(@PathVariable("username") String username,
@RequestParam(value="image", required = false) MultipartFile image) {
AccountResource resource =new AccountResource();
if (!image.isEmpty()) {
try {
resource.setImage(image.getBytes());
resource.setUsername(username);
} catch (IOException e) {
e.printStackTrace();
}
}
Account account = accountService.updateAccountImage(resource.toAccount());
if (account != null) {
AccountResource res = new AccountResourceAsm().toResource(account);
return new ResponseEntity<AccountResource>(res, HttpStatus.OK);
} else {
return new ResponseEntity<AccountResource>(HttpStatus.EXPECTATION_FAILED);
}
}
如果我以这种方式编写控制器,它将在 Junit 跟踪中显示 IllegalArgument,但在控制台中没有问题,也没有模拟打印。所以,我用这个替换控制器:
@RequestMapping(value = "/accounts/{username}/updateImage", method = RequestMethod.POST)
public ResponseEntity<AccountResource> updateAccountImage(@PathVariable("username") String username,
@RequestBody AccountResource resource) {
resource.setUsername(username);
Account account = accountService.updateAccountImage(resource.toAccount());
if (account != null) {
AccountResource res = new AccountResourceAsm().toResource(account);
return new ResponseEntity<AccountResource>(res, HttpStatus.OK);
} else {
return new ResponseEntity<AccountResource>(HttpStatus.EXPECTATION_FAILED);
}
}
比我在控制台中有这个输出:
MockHttpServletRequest:
HTTP Method = POST
Request URI = /accounts/test/updateImage
Parameters = {}
Headers = {Content-Type=[multipart/form-data;boundary=265001916915724]}
Handler:
Type = web.rest.mvc.AccountController
Method = public org.springframework.http.ResponseEntity<web.rest.resources.AccountResource> web.rest.mvc.AccountController.updateAccountImage(java.lang.String,web.rest.resources.AccountResource)
Async:
Was async started = false
Async result = null
Resolved Exception:
Type = org.springframework.web.HttpMediaTypeNotSupportedException
ModelAndView:
View name = null
View = null
Model = null
FlashMap:
MockHttpServletResponse:
Status = 415
Error message = null
Headers = {Accept=[application/octet-stream, text/plain;charset=ISO-8859-1, application/xml, text/xml, application/x-www-form-urlencoded, application/*+xml, multipart/form-data, application/json;charset=UTF-8, application/*+json;charset=UTF-8, */*]}
Content type = null
Body =
Forwarded URL = null
Redirected URL = null
Cookies = []
现在,我需要知道如何解决这个问题,或者我应该采取另一种方法,那是什么。