TestEB.java

package internal;

import com.google.common.eventbus.EventBus;
import com.google.common.eventbus.Subscribe;
import java.util.concurrent.atomic.AtomicInteger;
import org.junit.Assert;
import org.junit.Test;

/**
 * Created by nikita on 16.06.16.
 */
public class TetsEBHandlersIdentity {


    private static final class HandlerOne {

        public static AtomicInteger counter = new AtomicInteger();


        @Subscribe
        public void onInteger(Integer value) {
            counter.incrementAndGet();
        }
    }


    @Test
    public void test() {
        EventBus eb = new EventBus();
        eb.register(new HandlerOne());
        eb.register(new HandlerOne());

        eb.post(new Integer(100));
        //Fucking bug in Guava event bus 
        Assert.assertEquals(HandlerOne.counter.intValue(), 1);
    }
}