/*
* Copyright 2014 The Netty Project
*
* The Netty Project licenses this file to you 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 io.netty.handler.codec.http.websocketx.extensions.compression;
import static io.netty.handler.codec.http.websocketx.extensions.compression.
PerMessageDeflateServerExtensionHandshaker.*;
import static org.junit.Assert.*;
import io.netty.handler.codec.http.websocketx.extensions.WebSocketServerExtension;
import io.netty.handler.codec.http.websocketx.extensions.WebSocketExtensionData;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import org.junit.Test;
public class PerMessageDeflateServerExtensionHandshakerTest {
@Test
public void testNormalHandshake() {
WebSocketServerExtension extension;
WebSocketExtensionData data;
Map<String, String> parameters;
// initialize
PerMessageDeflateServerExtensionHandshaker handshaker =
new PerMessageDeflateServerExtensionHandshaker();
// execute
extension = handshaker.handshakeExtension(
new WebSocketExtensionData(PERMESSAGE_DEFLATE_EXTENSION, Collections.<String, String>emptyMap()));
// test
assertNotNull(extension);
assertEquals(WebSocketServerExtension.RSV1, extension.rsv());
assertTrue(extension.newExtensionDecoder() instanceof PerMessageDeflateDecoder);
assertTrue(extension.newExtensionEncoder() instanceof PerMessageDeflateEncoder);
// execute
data = extension.newReponseData();
assertEquals(PERMESSAGE_DEFLATE_EXTENSION, data.name());
assertTrue(data.parameters().isEmpty());
// initialize
parameters = new HashMap<String, String>();
parameters.put(CLIENT_MAX_WINDOW, null);
parameters.put(CLIENT_NO_CONTEXT, null);
// execute
extension = handshaker.handshakeExtension(
new WebSocketExtensionData(PERMESSAGE_DEFLATE_EXTENSION, Collections.<String, String>emptyMap()));
// test
assertNotNull(extension);
assertEquals(WebSocketServerExtension.RSV1, extension.rsv());
assertTrue(extension.newExtensionDecoder() instanceof PerMessageDeflateDecoder);
assertTrue(extension.newExtensionEncoder() instanceof PerMessageDeflateEncoder);
// execute
data = extension.newReponseData();
// test
assertEquals(PERMESSAGE_DEFLATE_EXTENSION, data.name());
assertTrue(data.parameters().isEmpty());
// initialize
parameters = new HashMap<String, String>();
parameters.put(SERVER_MAX_WINDOW, "12");
parameters.put(SERVER_NO_CONTEXT, null);
// execute
extension = handshaker.handshakeExtension(
new WebSocketExtensionData(PERMESSAGE_DEFLATE_EXTENSION, parameters));
// test
assertNull(extension);
}
@Test
public void testCustomHandshake() {
WebSocketServerExtension extension;
Map<String, String> parameters;
WebSocketExtensionData data;
// initialize
PerMessageDeflateServerExtensionHandshaker handshaker =
new PerMessageDeflateServerExtensionHandshaker(6, true, 10, true, true);
parameters = new HashMap<String, String>();
parameters.put(CLIENT_MAX_WINDOW, null);
parameters.put(SERVER_MAX_WINDOW, "12");
parameters.put(CLIENT_NO_CONTEXT, null);
parameters.put(SERVER_NO_CONTEXT, null);
// execute
extension = handshaker.handshakeExtension(
new WebSocketExtensionData(PERMESSAGE_DEFLATE_EXTENSION, parameters));
// test
assertNotNull(extension);
assertEquals(WebSocketServerExtension.RSV1, extension.rsv());
assertTrue(extension.newExtensionDecoder() instanceof PerMessageDeflateDecoder);
assertTrue(extension.newExtensionEncoder() instanceof PerMessageDeflateEncoder);
// execute
data = extension.newReponseData();
// test
assertEquals(PERMESSAGE_DEFLATE_EXTENSION, data.name());
assertTrue(data.parameters().containsKey(CLIENT_MAX_WINDOW));
assertTrue(data.parameters().get(CLIENT_MAX_WINDOW).equals("10"));
assertTrue(data.parameters().containsKey(SERVER_MAX_WINDOW));
assertTrue(data.parameters().get(SERVER_MAX_WINDOW).equals("12"));
assertTrue(data.parameters().containsKey(CLIENT_MAX_WINDOW));
assertTrue(data.parameters().containsKey(SERVER_MAX_WINDOW));
// initialize
parameters = new HashMap<String, String>();
parameters.put(SERVER_MAX_WINDOW, "12");
parameters.put(SERVER_NO_CONTEXT, null);
// execute
extension = handshaker.handshakeExtension(
new WebSocketExtensionData(PERMESSAGE_DEFLATE_EXTENSION, parameters));
// test
assertNotNull(extension);
assertEquals(WebSocketServerExtension.RSV1, extension.rsv());
assertTrue(extension.newExtensionDecoder() instanceof PerMessageDeflateDecoder);
assertTrue(extension.newExtensionEncoder() instanceof PerMessageDeflateEncoder);
// execute
data = extension.newReponseData();
// test
assertEquals(PERMESSAGE_DEFLATE_EXTENSION, data.name());
assertEquals(2, data.parameters().size());
assertTrue(data.parameters().containsKey(SERVER_MAX_WINDOW));
assertTrue(data.parameters().get(SERVER_MAX_WINDOW).equals("12"));
assertTrue(data.parameters().containsKey(SERVER_NO_CONTEXT));
// initialize
parameters = new HashMap<String, String>();
// execute
extension = handshaker.handshakeExtension(
new WebSocketExtensionData(PERMESSAGE_DEFLATE_EXTENSION, parameters));
// test
assertNotNull(extension);
// execute
data = extension.newReponseData();
// test
assertEquals(PERMESSAGE_DEFLATE_EXTENSION, data.name());
assertTrue(data.parameters().isEmpty());
}
}