jetty-websocket/websocket-common/src/test/java/org/eclipse/jetty/websocket/common/events/EventDriverFactoryTest.java

//
//  ========================================================================
//  Copyright (c) 1995-2016 Mort Bay Consulting Pty. Ltd.
//  ------------------------------------------------------------------------
//  All rights reserved. This program and the accompanying materials
//  are made available under the terms of the Eclipse Public License v1.0
//  and Apache License v2.0 which accompanies this distribution.
//
//      The Eclipse Public License is available at
//      http://www.eclipse.org/legal/epl-v10.html
//
//      The Apache License v2.0 is available at
//      http://www.opensource.org/licenses/apache2.0.php
//
//  You may elect to redistribute this code under either of these licenses.
//  ========================================================================
//

package org.eclipse.jetty.websocket.common.events;

import static org.hamcrest.Matchers.allOf;
import static org.hamcrest.Matchers.containsString;
import static org.hamcrest.Matchers.instanceOf;

import org.eclipse.jetty.websocket.api.InvalidWebSocketException;
import org.eclipse.jetty.websocket.api.WebSocketListener;
import org.eclipse.jetty.websocket.api.WebSocketPolicy;
import org.eclipse.jetty.websocket.api.annotations.WebSocket;
import org.eclipse.jetty.websocket.common.annotations.NotASocket;
import org.junit.Assert;
import org.junit.Test;

import examples.AdapterConnectCloseSocket;
import examples.ListenerBasicSocket;

public class EventDriverFactoryTest
{
    /**
     * Test Case for no exceptions and 5 methods (extends WebSocketAdapter)
     */
    @Test
    public void testAdapterConnectCloseSocket()
    {
        EventDriverFactory factory = new EventDriverFactory(WebSocketPolicy.newClientPolicy());
        AdapterConnectCloseSocket socket = new AdapterConnectCloseSocket();
        EventDriver driver = factory.wrap(socket);

        String classId = AdapterConnectCloseSocket.class.getSimpleName();
        Assert.assertThat("EventDriver for " + classId,driver,instanceOf(JettyListenerEventDriver.class));
    }

    /**
     * Test Case for bad declaration (duplicate OnWebSocketBinary declarations)
     */
    @Test
    public void testBadNotASocket()
    {
        EventDriverFactory factory = new EventDriverFactory(WebSocketPolicy.newClientPolicy());
        try
        {
            NotASocket bad = new NotASocket();
            // Should toss exception
            factory.wrap(bad);
        }
        catch (InvalidWebSocketException e)
        {
            // Validate that we have clear error message to the developer
            Assert.assertThat(e.getMessage(),allOf(containsString(WebSocketListener.class.getSimpleName()),containsString(WebSocket.class.getSimpleName())));
        }
    }

    /**
     * Test Case for no exceptions and 5 methods (implement WebSocketListener)
     */
    @Test
    public void testListenerBasicSocket()
    {
        EventDriverFactory factory = new EventDriverFactory(WebSocketPolicy.newClientPolicy());
        ListenerBasicSocket socket = new ListenerBasicSocket();
        EventDriver driver = factory.wrap(socket);

        String classId = ListenerBasicSocket.class.getSimpleName();
        Assert.assertThat("EventDriver for " + classId,driver,instanceOf(JettyListenerEventDriver.class));
    }
}