@Test
public void testGetSwitchVlans()
{

    listOfVlansString = null;
    try
    {
        listOfVlansString = cumulusTorSwitchService_Obj.getSwitchVlans( switchNode_Obj );
        assertNotNull( "List of vlans (string) is null", listOfVlansString );
        if ( listOfVlansString != null && !listOfVlansString.isEmpty() )
        {
            logger.info( "Size of list of vlans: " + listOfVlansString.size() );
            logger.info( "Print all vlans:" );
            for ( int i = 0; i < listOfVlansString.size(); i++ )
            {
                logger.info( listOfVlansString.get( i ) );
            }
        }
    }
    catch ( Exception e )
    {
        logger.info( "Error while getting Switch Vlans list: " + e.toString() );
        if ( PRINT_STACK_TRACE )
            logger.debug( e.getStackTrace() );
        if ( FAIL_ON_EXCEPTION )
            fail();
    }
}