import java.util.Scanner;

public class Tester
	{
		private static void display(Rational r, String msg)
			{
				System.out.println("variable: "+msg);
				System.out.println("oldNum: "+r.getOldNum());
				System.out.println("oldDen: "+r.getOldDen());
				System.out.println("newNum: "+r.getNewNum());
				System.out.println("newDen: "+r.getNewDen());
				System.out.println("getDecimal(): "+r.getDecimal());
				System.out.println("displayOldFract(): ");
				r.displayOldFract();

				System.out.print("displayNewFract(): ");
				r.displayNewFract();

				System.out.println();
			}
		public static void main(String[] args)
		{
			Scanner input = new Scanner(System.in);

				Rational o1 = new Rational();
				display(o1,"o1");

				System.out.println("Enter a numerator");
				Rational o2 = new Rational(input.nextInt());
				display(o2,"o2");
				o2.reduce();
				display(o2,"o2");

				System.out.println("Enter a numerator and a denominator");
				Rational o3 = new Rational(input.nextInt(), input.nextInt());
				display(o3,"o3");
				o3.reduce();
				display(o3,"o3");

				Rational o4 = new Rational(o3);
				display(o4,"o4 is a copy of o3");

				o1.multFracts(o2,o3);
				o1.reduce();
				display(o1,"mult test");
				o1.divFracts(o2,o3);
				o1.reduce();
				display(o1,"div test");
				o1.addFracts(o2,o3);
				o1.reduce();
				display(o1,"add test");
				o1.subFracts(o2,o3);
				o1.reduce();
				display(o1,"sub test");
		}
}