UnicastProcessorTest.java

/*
 * Copyright (c) 2011-2016 Pivotal Software Inc, All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package reactor.core.publisher;

import java.util.concurrent.ConcurrentLinkedQueue;

import org.junit.Test;

import reactor.test.subscriber.AssertSubscriber;

public class UnicastProcessorTest {

    @Test
    public void secondSubscriberRejectedProperly() {
        
        UnicastProcessor<Integer> up = UnicastProcessor.create(new ConcurrentLinkedQueue<>());
        
        up.subscribe();
        
        AssertSubscriber<Integer> ts = AssertSubscriber.create();
        
        up.subscribe(ts);
        
        ts.assertNoValues()
        .assertError(IllegalStateException.class)
        .assertNotComplete();
        
    }
}