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 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
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package org.apache.cayenne.configuration.rop.client;

import org.apache.cayenne.DataChannel;
import org.apache.cayenne.configuration.Constants;
import org.apache.cayenne.configuration.ObjectContextFactory;
import org.apache.cayenne.di.Binder;
import org.apache.cayenne.di.DIBootstrap;
import org.apache.cayenne.di.Injector;
import org.apache.cayenne.event.DefaultEventManager;
import org.apache.cayenne.remote.ClientChannel;
import org.apache.cayenne.remote.ClientConnection;
import org.apache.cayenne.remote.MockClientConnection;
import org.apache.cayenne.rop.HttpClientConnection;
import org.junit.Test;

import java.util.HashMap;
import java.util.Map;

import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;

@SuppressWarnings("deprecation")
public class ClientModuleTest {

    @Test
    public void testClientConnection() {

        Map<String, String> properties = new HashMap<>();
        properties.put(ClientConstants.ROP_SERVICE_URL_PROPERTY, "http://localhost/YuM");
        ClientModule module = new ClientModule(properties);

        Injector injector = DIBootstrap.createInjector(module);

        ClientConnection connection = injector.getInstance(ClientConnection.class);
        assertNotNull(connection);
        assertTrue(connection instanceof HttpClientConnection);

        assertSame("Connection must be a singleton", connection, injector
                .getInstance(ClientConnection.class));
    }

    @Test
    public void testObjectContextFactory() {

        Map<String, String> properties = new HashMap<>();
        ClientModule module = new ClientModule(properties) {

            @Override
            public void configure(Binder binder) {
                super.configure(binder);

                // use a noop connection to prevent startup errors...
                binder.bind(ClientConnection.class).to(MockClientConnection.class);
            }
        };

        Injector injector = DIBootstrap.createInjector(module);

        ObjectContextFactory factory = injector.getInstance(ObjectContextFactory.class);
        assertNotNull(factory);
        assertSame("ObjectContextFactory must be a singleton", factory, injector
                .getInstance(ObjectContextFactory.class));
    }

    @Test
    public void testDataChannel() {

        Map<String, String> properties = new HashMap<>();
        ClientModule module = new ClientModule(properties) {

            @Override
            public void configure(Binder binder) {
                super.configure(binder);

                // use a noop connection to prevent startup errors...
                binder.bind(ClientConnection.class).to(MockClientConnection.class);
            }
        };

        Injector injector = DIBootstrap.createInjector(module);

        DataChannel channel = injector.getInstance(DataChannel.class);
        assertNotNull(channel);
        assertTrue(channel instanceof ClientChannel);
        assertSame("DataChannel must be a singleton", channel, injector
                .getInstance(DataChannel.class));

        ClientChannel clientChannel = (ClientChannel) channel;
        assertTrue(clientChannel.getConnection() instanceof MockClientConnection);
        assertTrue(clientChannel.getEventManager() instanceof DefaultEventManager);
        assertFalse(clientChannel.isChannelEventsEnabled());
    }

    @Test
    public void testDataChannel_NoChannelEvents() {

        Map<String, String> properties = new HashMap<>();
        properties.put(ClientConstants.ROP_CHANNEL_EVENTS_PROPERTY, "true");
        ClientModule module = new ClientModule(properties) {

            @Override
            public void configure(Binder binder) {
                super.configure(binder);

                // use a noop connection to prevent startup errors...
                binder.bind(ClientConnection.class).to(MockClientConnection.class);
            }
        };

        Injector injector = DIBootstrap.createInjector(module);

        DataChannel channel = injector.getInstance(DataChannel.class);
        ClientChannel clientChannel = (ClientChannel) channel;
        assertTrue(clientChannel.isChannelEventsEnabled());
    }
}