// Copyright (C) 2008 - 2011 Philip Aston
   // All rights reserved.
   //
   // This file is part of The Grinder software distribution. Refer to
   // the file LICENSE which is part of The Grinder distribution for
   // licensing details. The Grinder distribution is available on the
   // Internet at http://grinder.sourceforge.net/
   //
   // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  // FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  // COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  // HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  // STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  // OF THE POSSIBILITY OF SUCH DAMAGE.
  
  package net.grinder.console.synchronisation;
  
  import static org.junit.Assert.assertEquals;
  import static org.mockito.Mockito.mock;
  import static org.mockito.Mockito.verify;
  import static org.mockito.Mockito.verifyNoMoreInteractions;
  import static org.mockito.Mockito.when;
  import net.grinder.communication.Message;
  import net.grinder.communication.MessageDispatchRegistry;
  import net.grinder.console.communication.ConsoleCommunication;
  import net.grinder.synchronisation.BarrierGroup;
  import net.grinder.synchronisation.messages.BarrierIdentity;
  import net.grinder.synchronisation.messages.OpenBarrierMessage;
  
  import org.junit.Before;
  import org.junit.Test;
  import org.mockito.ArgumentCaptor;
  import org.mockito.Captor;
  import org.mockito.Mock;
  import org.mockito.MockitoAnnotations;
  
  
  /**
   * Unit tests for {@link ConsoleBarrierGroups}.
   *
   * @author Philip Aston
   */
  public class TestConsoleBarrierGroups {
  
    @Mock private MessageDispatchRegistry m_messageDispatchRegistry;
    @Mock private ConsoleCommunication m_consoleCommunication;
  
    @Captor private ArgumentCaptor<Message> m_messageCaptor;
  
    @Before public void setUp() {
      MockitoAnnotations.initMocks(this);
  
      when(m_consoleCommunication.getMessageDispatchRegistry())
        .thenReturn(m_messageDispatchRegistry);
    }
  
    @Test public void testConsoleBarrierGroups() throws Exception {
  
      final ConsoleBarrierGroups barrierGroups =
        new ConsoleBarrierGroups(m_consoleCommunication);
  
      final BarrierGroup bg = barrierGroups.createBarrierGroup("foo");
  
      bg.addBarrier();
      verifyNoMoreInteractions(m_consoleCommunication);
  
      bg.addWaiter(mock(BarrierIdentity.class));
      verify(m_consoleCommunication).sendToAgents(m_messageCaptor.capture());
  
      assertEquals("foo",
                   ((OpenBarrierMessage)m_messageCaptor.getValue()).getName());
    }
  }