/*
* Copyright 2002-2016 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.http.server;
import java.nio.charset.StandardCharsets;
import java.util.Collections;
import java.util.List;
import org.junit.Before;
import org.junit.Test;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.mock.web.test.MockHttpServletResponse;
import org.springframework.util.FileCopyUtils;
import static org.junit.Assert.*;
/**
* @author Arjen Poutsma
* @author Rossen Stoyanchev
* @author Juergen Hoeller
*/
public class ServletServerHttpResponseTests {
private ServletServerHttpResponse response;
private MockHttpServletResponse mockResponse;
@Before
public void create() throws Exception {
mockResponse = new MockHttpServletResponse();
response = new ServletServerHttpResponse(mockResponse);
}
@Test
public void setStatusCode() throws Exception {
response.setStatusCode(HttpStatus.NOT_FOUND);
assertEquals("Invalid status code", 404, mockResponse.getStatus());
}
@Test
public void getHeaders() throws Exception {
HttpHeaders headers = response.getHeaders();
String headerName = "MyHeader";
String headerValue1 = "value1";
headers.add(headerName, headerValue1);
String headerValue2 = "value2";
headers.add(headerName, headerValue2);
headers.setContentType(new MediaType("text", "plain", StandardCharsets.UTF_8));
response.close();
assertTrue("Header not set", mockResponse.getHeaderNames().contains(headerName));
List<String> headerValues = mockResponse.getHeaders(headerName);
assertTrue("Header not set", headerValues.contains(headerValue1));
assertTrue("Header not set", headerValues.contains(headerValue2));
assertEquals("Invalid Content-Type", "text/plain;charset=UTF-8", mockResponse.getHeader("Content-Type"));
assertEquals("Invalid Content-Type", "text/plain;charset=UTF-8", mockResponse.getContentType());
assertEquals("Invalid Content-Type", "UTF-8", mockResponse.getCharacterEncoding());
}
@Test
public void preExistingHeadersFromHttpServletResponse() {
String headerName = "Access-Control-Allow-Origin";
String headerValue = "localhost:8080";
this.mockResponse.addHeader(headerName, headerValue);
this.response = new ServletServerHttpResponse(this.mockResponse);
assertEquals(headerValue, this.response.getHeaders().getFirst(headerName));
assertEquals(Collections.singletonList(headerValue), this.response.getHeaders().get(headerName));
assertTrue(this.response.getHeaders().containsKey(headerName));
assertEquals(headerValue, this.response.getHeaders().getFirst(headerName));
assertEquals(headerValue, this.response.getHeaders().getAccessControlAllowOrigin());
}
@Test
public void getBody() throws Exception {
byte[] content = "Hello World".getBytes("UTF-8");
FileCopyUtils.copy(content, response.getBody());
assertArrayEquals("Invalid content written", content, mockResponse.getContentAsByteArray());
}
}