/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * 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
 * 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 org.apache.ambari.server.events.listeners.upgrade;

import org.apache.ambari.server.events.HostComponentVersionEvent;
import org.apache.ambari.server.events.publishers.VersionEventPublisher;
import org.apache.ambari.server.state.Cluster;
import org.apache.ambari.server.state.ServiceComponentHost;
import org.junit.Test;

import static org.easymock.EasyMock.createNiceMock;
import static org.easymock.EasyMock.expect;
import static org.easymock.EasyMock.replay;
import static org.easymock.EasyMock.verify;
import static org.junit.Assert.*;

/**
 * StackVersionListener tests.
 */
public class StackVersionListenerTest {

  @Test
  public void testOnAmbariEvent() throws Exception {

    VersionEventPublisher publisher = createNiceMock(VersionEventPublisher.class);

    Cluster cluster = createNiceMock(Cluster.class);
    ServiceComponentHost sch = createNiceMock(ServiceComponentHost.class);

    expect(cluster.getClusterId()).andReturn(99L);
    cluster.recalculateClusterVersionState("1.0.0");

    expect(sch.recalculateHostVersionState()).andReturn("1.0.0").anyTimes();

    replay(cluster, sch);

    HostComponentVersionEvent event = new HostComponentVersionEvent(cluster, sch);

    StackVersionListener listener = new StackVersionListener(publisher);

    listener.onAmbariEvent(event);

    verify(cluster, sch);
  }
}
