//----------------------------------------------------------------------------
//
//   FILE           :   test.C
//   AUTHOR         :   James Roberge
//   CREATION DATE  :   Copyright 1996
//
//----------------------------------------------------------------------------
//
//   MODIFIED BY    :   Eugene Wallingford
//   DATE           :   April 1, 1997
//   DESCRIPTION    :   This file is a modified test6.cpp, from Roberge's
//                      laboratory on queues.  It has been modified to test
//                      the features of our ring buffer implementation.
//
//----------------------------------------------------------------------------

#include <iostream.h>
#include "queue.C"

void main()
{
    Queue<char> testQueue(8);   // Test queue
    char testElement;           // Queue element
    char cmd;                   // Input command

    cout << endl << "Commands:" << endl;
    cout << "  +x : Enqueue x" << endl;
    cout << "  -  : Dequeue" << endl;
    cout << "  f  : Front" << endl;
    cout << "  E  : Empty queue?" << endl;
    cout << "  F  : Full queue?" << endl;
    cout << "  Q  : Quit the test program" << endl;
    cout << endl;

    do
    {
        cout << endl << "Command: ";                  // Read command
        cin >> cmd;
        if ( cmd == '+' )
           cin >> testElement;

        switch ( cmd )
        {
          case '+' :                                  // enqueue
               cout << "Enqueue " << testElement << endl;
               testQueue.enqueue(testElement);
               break;

          case '-' :                                  // dequeue
               cout << "Dequeued " << testQueue.dequeue() << endl;
               break;

          case 'f' :                                  // front
               cout << "Front of the queue" << endl;
               cout << testQueue.front()    << endl;
               break;

          case 'E' :                                  // empty
               if ( testQueue.isEmpty() )
                  cout << "Queue is empty" << endl;
               else
                  cout << "Queue is NOT empty" << endl;
               break;

          case 'F' :                                  // full
               if ( testQueue.isFull() )
                  cout << "Queue is full" << endl;
               else
                  cout << "Queue is NOT full" << endl;
               break;

          case 'Q' :                              // Quit test program
               break;

          default :                               // Invalid command
               cout << "Inactive or invalid command" << endl;
        }
    }
    while ( cmd != 'Q' );

}