////////////////////////////////////////////////////////
//
//	circlemain.cpp
//
//	Started 1/26/98 by Jeff Ondich
//	Last modified: 1/26/98
//
//	This program does a moderately thorough test of
//	an implementation of the IntCircle class.  Serious
//	testing would require more--for example, testing
//	all member functions on an empty circle.
//
////////////////////////////////////////////////////////

#include	<iostream.h>
#include	"intcircle.h"

int main( void )
{
	IntCircle		myCircle;
	
	// Let's see how an empty circle gets printed,
	// and make sure Sum() and Size() work correctly
	// for empty circles.

	myCircle.Print();
	cout << "Size: " << myCircle.Size() << endl;
	cout << "Sum: " << myCircle.Sum() << endl;


	// Very exciting.  Now let's put a few integers
	// into our circle and print out the result to
	// make sure all is well.  We'll also test Sum()
	// and Size() on this non-empty circle.
	
	myCircle.InsertItem( 6 );
	myCircle.Print();

	myCircle.InsertItem( 23 );
	myCircle.Print();

	myCircle.InsertItem( -1 );
	myCircle.Print();

	myCircle.InsertItem( 4 );
	myCircle.Print();

	cout << "Size: " << myCircle.Size() << endl;
	cout << "Sum: " << myCircle.Sum() << endl;
	
	
	// Try out ++ and --.
	
	++myCircle;
	++myCircle;
	myCircle.Print();
	
	--myCircle;
	myCircle.Print();

	
	// That last printout should show -1 as the first
	// node.  Let's remove it.
	
	myCircle.RemoveFirstItem();
	myCircle.Print();
	
	
	// Time to try out the = operator.  We'll
	// need a new circle for that.
	
	IntCircle		anotherCircle;
	
	anotherCircle.InsertItem( 99 );
	anotherCircle.InsertItem( 678 );
	anotherCircle.InsertItem( 3 );
	anotherCircle.Print();
	
	myCircle = anotherCircle;
	myCircle.Print();
	anotherCircle.Print();
	

	// Just in case we did operator= wrong,
	// let's make changes to myCircle and anotherCircle
	// to make sure those changes don't affect
	// both circles.
	
	myCircle.RemoveFirstItem();
	anotherCircle.InsertItem( 55 );
	myCircle.Print();
	anotherCircle.Print();

	// All done for now.

	return( 0 );
}