Test Harness
public static void main(String args[])
// Validate connect and farRoom.
System.out.println(”Connect failure 1”);
System.out.println(”Connect failure 2” );
if (rA.farRoom(2) != null)
System.out.println(”Connect failure 3” );
if (rB.farRoom(2) != null)
System.out.println(”Connect failure 4” );
System.out.println(”Connect failure 5” );
System.out.println(”Connect failure 6” );
System.out.println(”Connect failure 7” );