FeedSubscriptionTest.java

/*
 * Copyright (c) 2004-2011 Marco Maccaferri and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Marco Maccaferri - initial API and implementation
 */

package org.eclipsetrader.yahoo.internal.core.connector;

import junit.framework.TestCase;

import org.eclipsetrader.yahoo.internal.core.repository.IdentifierType;

public class FeedSubscriptionTest extends TestCase {

    public void testDispose() throws Exception {
        SnapshotConnector connector = new SnapshotConnector();
        FeedSubscription subscription = new FeedSubscription(connector, new IdentifierType("ID"));
        connector.symbolSubscriptions.put("ID", subscription);
        subscription.dispose();
        assertNull(connector.symbolSubscriptions.get("ID"));
    }

    public void testIncrementInstanceCount() throws Exception {
        FeedSubscription subscription = new FeedSubscription(null, new IdentifierType("ID"));
        assertEquals(0, subscription.getInstanceCount());
        subscription.incrementInstanceCount();
        assertEquals(1, subscription.getInstanceCount());
    }

    public void testDecrementInstanceCount() throws Exception {
        FeedSubscription subscription = new FeedSubscription(null, new IdentifierType("ID"));
        subscription.incrementInstanceCount();
        assertEquals(1, subscription.getInstanceCount());
        int count = subscription.decrementInstanceCount();
        assertEquals(0, count);
        assertEquals(0, subscription.getInstanceCount());
    }
}