/*
* Copyright 2002-2017 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.test.web.servlet.samples.standalone;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.util.Collections;
import java.util.Map;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletRequestWrapper;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.Part;
import org.junit.Test;
import org.springframework.http.MediaType;
import org.springframework.mock.web.MockMultipartFile;
import org.springframework.mock.web.MockPart;
import org.springframework.stereotype.Controller;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RequestPart;
import org.springframework.web.filter.OncePerRequestFilter;
import org.springframework.web.multipart.MultipartFile;
import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.multipart;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.model;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
import static org.springframework.test.web.servlet.setup.MockMvcBuilders.standaloneSetup;
/**
* @author Rossen Stoyanchev
* @since 5.0
*/
public class MultipartControllerTests {
@Test
public void multipartRequest() throws Exception {
byte[] fileContent = "bar".getBytes(StandardCharsets.UTF_8);
MockMultipartFile filePart = new MockMultipartFile("file", "orig", null, fileContent);
byte[] json = "{\"name\":\"yeeeah\"}".getBytes(StandardCharsets.UTF_8);
MockMultipartFile jsonPart = new MockMultipartFile("json", "json", "application/json", json);
standaloneSetup(new MultipartController()).build()
.perform(multipart("/test-multipartfile").file(filePart).file(jsonPart))
.andExpect(status().isFound())
.andExpect(model().attribute("fileContent", fileContent))
.andExpect(model().attribute("jsonContent", Collections.singletonMap("name", "yeeeah")));
}
@Test
public void multipartRequestWithServletParts() throws Exception {
byte[] fileContent = "bar".getBytes(StandardCharsets.UTF_8);
MockPart filePart = new MockPart("file", "orig", new ByteArrayInputStream(fileContent));
byte[] json = "{\"name\":\"yeeeah\"}".getBytes(StandardCharsets.UTF_8);
MockPart jsonPart = new MockPart("json", "json", new ByteArrayInputStream(json));
jsonPart.getHeaders().setContentType(MediaType.APPLICATION_JSON);
standaloneSetup(new MultipartController()).build()
.perform(multipart("/test-multipartfile").part(filePart).part(jsonPart))
.andExpect(status().isFound())
.andExpect(model().attribute("fileContent", fileContent))
.andExpect(model().attribute("jsonContent", Collections.singletonMap("name", "yeeeah")));
}
@Test // SPR-13317
public void multipartRequestWrapped() throws Exception {
byte[] json = "{\"name\":\"yeeeah\"}".getBytes(StandardCharsets.UTF_8);
MockMultipartFile jsonPart = new MockMultipartFile("json", "json", "application/json", json);
Filter filter = new RequestWrappingFilter();
MockMvc mockMvc = standaloneSetup(new MultipartController()).addFilter(filter).build();
Map<String, String> jsonMap = Collections.singletonMap("name", "yeeeah");
mockMvc.perform(multipart("/test-json").file(jsonPart)).andExpect(model().attribute("json", jsonMap));
}
@Controller
private static class MultipartController {
@RequestMapping(value = "/test-multipartfile", method = RequestMethod.POST)
public String processMultipartFile(@RequestParam MultipartFile file,
@RequestPart Map<String, String> json, Model model) throws IOException {
model.addAttribute("jsonContent", json);
model.addAttribute("fileContent", file.getBytes());
return "redirect:/index";
}
@RequestMapping(value = "/test-part", method = RequestMethod.POST)
public String processPart(@RequestParam Part part,
@RequestPart Map<String, String> json, Model model) throws IOException {
model.addAttribute("jsonContent", json);
model.addAttribute("fileContent", part.getInputStream());
return "redirect:/index";
}
@RequestMapping(value = "/test-json", method = RequestMethod.POST)
public String processMultipart(@RequestPart Map<String, String> json, Model model) {
model.addAttribute("json", json);
return "redirect:/index";
}
}
private static class RequestWrappingFilter extends OncePerRequestFilter {
@Override
protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response,
FilterChain filterChain) throws IOException, ServletException {
request = new HttpServletRequestWrapper(request);
filterChain.doFilter(request, response);
}
}
}