org.eclipse.nebula.widgets.nattable.core.test/src/org/eclipse/nebula/widgets/nattable/VisualChangeEventConflaterTest.java

/*******************************************************************************
 * Copyright (c) 2012 Original authors 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:
 *     Original authors and others - initial API and implementation
 ******************************************************************************/
package org.eclipse.nebula.widgets.nattable;

import static org.junit.Assert.assertEquals;

import org.eclipse.nebula.widgets.nattable.conflation.EventConflaterChain;
import org.eclipse.nebula.widgets.nattable.conflation.VisualChangeEventConflater;
import org.eclipse.nebula.widgets.nattable.test.fixture.LayerEventFixture;
import org.eclipse.nebula.widgets.nattable.test.fixture.NatTableFixture;
import org.junit.Test;

public class VisualChangeEventConflaterTest {

    @Test
    public void shouldAccumulateEvents() throws Exception {
        NatTableFixture natTable = new NatTableFixture();
        VisualChangeEventConflater conflater = new VisualChangeEventConflater(
                natTable);
        EventConflaterChain chain = new EventConflaterChain();
        chain.add(conflater);

        conflater.addEvent(new LayerEventFixture());
        conflater.addEvent(new LayerEventFixture());
        assertEquals(2, conflater.getCount());

        chain.start();
        Thread.sleep(EventConflaterChain.DEFAULT_INITIAL_DELAY + 100);

        assertEquals(0, conflater.getCount());
    }
}