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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.jdisc.http.filter;
import com.yahoo.jdisc.http.Cookie;
import com.yahoo.jdisc.http.HttpHeaders;
import com.yahoo.jdisc.http.servlet.ServletResponse;
import org.junit.Before;
import org.junit.Test;
import java.util.Arrays;
import static org.junit.Assert.assertEquals;
/**
* @author gjoranv
* @since 5.27
*/
public class ServletFilterResponseTest {
private final String headerName = "header1";
private final String headerValue = "h1";
private DiscFilterResponse filterResponse;
private ServletResponse parentResponse;
@Before
public void init() throws Exception {
filterResponse = new ServletFilterResponse(newServletResponse());
parentResponse = ((ServletFilterResponse)filterResponse).getServletResponse();
}
private ServletResponse newServletResponse() throws Exception {
MockServletResponse parent = new MockServletResponse();
parent.addHeader(headerName, headerValue);
return new ServletResponse(parent);
}
@Test
public void headers_can_be_set() throws Exception {
String name = "myHeader";
String value = name + "Value";
filterResponse.setHeaders(name, value);
assertEquals(filterResponse.getHeader(name), value);
assertEquals(parentResponse.getHeader(name), value);
}
@Test
public void headers_can_be_added() throws Exception {
String newValue = "h2";
filterResponse.addHeader(headerName, newValue);
// The DiscFilterResponse has no getHeaders()
assertEquals(filterResponse.getHeader(headerName), newValue);
assertEquals(parentResponse.getHeaders(headerName), Arrays.asList(headerValue, newValue));
}
@Test
public void headers_can_be_removed() throws Exception {
filterResponse.removeHeaders(headerName);
assertEquals(filterResponse.getHeader(headerName), null);
assertEquals(parentResponse.getHeader(headerName), null);
}
@Test
public void set_cookie_overwrites_old_values() {
Cookie to_be_removed = new Cookie("to-be-removed", "");
Cookie to_keep = new Cookie("to-keep", "");
filterResponse.setCookie(to_be_removed.getName(), to_be_removed.getValue());
filterResponse.setCookie(to_keep.getName(), to_keep.getValue());
assertEquals(filterResponse.getCookies(), Arrays.asList(to_keep));
assertEquals(parentResponse.getHeaders(HttpHeaders.Names.SET_COOKIE), Arrays.asList(to_keep.toString()));
}
private static class MockServletResponse extends org.eclipse.jetty.server.Response {
private MockServletResponse() {
super(null, null);
}
}
}
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