@Test
public void testGetContainers() throws Exception
{

    Set<ContainerHostInfo> info = resourceHostInfo.getContainers();
    assertFalse( info.isEmpty() );
    ContainerHostInfo containerHostInfo = info.iterator().next();
    assertEquals( CONTAINER_HOSTNAME, containerHostInfo.getHostname() );
    assertEquals( CONTAINER_ID, containerHostInfo.getId() );
    assertEquals( CONTAINER_STATUS, containerHostInfo.getState() );
}