/*
* Copyright 2002-2013 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.web.socket.sockjs.transport.session;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import org.junit.Before;
import org.junit.Test;
import org.springframework.web.socket.CloseStatus;
import org.springframework.web.socket.TextMessage;
import org.springframework.web.socket.WebSocketHandler;
import org.springframework.web.socket.WebSocketSession;
import org.springframework.web.socket.handler.TestWebSocketSession;
import org.springframework.web.socket.handler.TextWebSocketHandler;
import org.springframework.web.socket.sockjs.transport.SockJsServiceConfig;
import org.springframework.web.socket.sockjs.transport.session.WebSocketServerSockJsSessionTests.TestWebSocketServerSockJsSession;
import static org.junit.Assert.*;
import static org.mockito.Mockito.*;
/**
* Unit tests for {@link WebSocketServerSockJsSession}.
*
* @author Rossen Stoyanchev
*/
public class WebSocketServerSockJsSessionTests extends AbstractSockJsSessionTests<TestWebSocketServerSockJsSession> {
private TestWebSocketSession webSocketSession;
@Before
public void setup() {
super.setUp();
this.webSocketSession = new TestWebSocketSession();
this.webSocketSession.setOpen(true);
}
@Override
protected TestWebSocketServerSockJsSession initSockJsSession() {
return new TestWebSocketServerSockJsSession(this.sockJsConfig, this.webSocketHandler,
Collections.<String, Object>emptyMap());
}
@Test
public void isActive() throws Exception {
assertFalse(this.session.isActive());
this.session.initializeDelegateSession(this.webSocketSession);
assertTrue(this.session.isActive());
this.webSocketSession.setOpen(false);
assertFalse(this.session.isActive());
}
@Test
public void afterSessionInitialized() throws Exception {
this.session.initializeDelegateSession(this.webSocketSession);
assertEquals(Collections.singletonList(new TextMessage("o")), this.webSocketSession.getSentMessages());
assertEquals(Arrays.asList("schedule"), this.session.heartbeatSchedulingEvents);
verify(this.webSocketHandler).afterConnectionEstablished(this.session);
verifyNoMoreInteractions(this.taskScheduler, this.webSocketHandler);
}
@Test
public void afterSessionInitializedOpenFrameFirst() throws Exception {
TextWebSocketHandler handler = new TextWebSocketHandler() {
@Override
public void afterConnectionEstablished(WebSocketSession session) throws Exception {
session.sendMessage(new TextMessage("go go"));
}
};
TestWebSocketServerSockJsSession session = new TestWebSocketServerSockJsSession(this.sockJsConfig, handler, null);
session.initializeDelegateSession(this.webSocketSession);
List<TextMessage> expected = Arrays.asList(new TextMessage("o"), new TextMessage("a[\"go go\"]"));
assertEquals(expected, this.webSocketSession.getSentMessages());
}
@Test
public void handleMessageEmptyPayload() throws Exception {
this.session.handleMessage(new TextMessage(""), this.webSocketSession);
verifyNoMoreInteractions(this.webSocketHandler);
}
@Test
public void handleMessage() throws Exception {
TextMessage message = new TextMessage("[\"x\"]");
this.session.handleMessage(message, this.webSocketSession);
verify(this.webSocketHandler).handleMessage(this.session, new TextMessage("x"));
verifyNoMoreInteractions(this.webSocketHandler);
}
@Test
public void handleMessageBadData() throws Exception {
TextMessage message = new TextMessage("[\"x]");
this.session.handleMessage(message, this.webSocketSession);
this.session.isClosed();
verify(this.webSocketHandler).handleTransportError(same(this.session), any(IOException.class));
verifyNoMoreInteractions(this.webSocketHandler);
}
@Test
public void sendMessageInternal() throws Exception {
this.session.initializeDelegateSession(this.webSocketSession);
this.session.sendMessageInternal("x");
assertEquals(Arrays.asList(new TextMessage("o"), new TextMessage("a[\"x\"]")),
this.webSocketSession.getSentMessages());
assertEquals(Arrays.asList("schedule", "cancel", "schedule"), this.session.heartbeatSchedulingEvents);
}
@Test
public void disconnect() throws Exception {
this.session.initializeDelegateSession(this.webSocketSession);
this.session.close(CloseStatus.NOT_ACCEPTABLE);
assertEquals(CloseStatus.NOT_ACCEPTABLE, this.webSocketSession.getCloseStatus());
}
static class TestWebSocketServerSockJsSession extends WebSocketServerSockJsSession {
private final List<String> heartbeatSchedulingEvents = new ArrayList<>();
public TestWebSocketServerSockJsSession(SockJsServiceConfig config, WebSocketHandler handler,
Map<String, Object> attributes) {
super("1", config, handler, attributes);
}
@Override
protected void scheduleHeartbeat() {
this.heartbeatSchedulingEvents.add("schedule");
}
@Override
protected void cancelHeartbeat() {
this.heartbeatSchedulingEvents.add("cancel");
}
}
}