package cs160.test;

import cs160.util.Calculator;
import junit.framework.TestCase;

public class CalculatorTester extends TestCase
{
    public void testAdd()
    {
        Calculator calculator = new Calculator();
        double result = calculator.add(40, 30);
        assertEquals(70.0, result, 0.0);
    }

    public void testSubtract()
    {
        Calculator calculator = new Calculator();
        double result = calculator.subtract(40, 30);
        assertEquals(10.0, result, 0.0);
    }

    public static void main(String args[])
    {
        String which = args[0];

        if (which.equalsIgnoreCase("-t")) {
            junit.textui.TestRunner.run(CalculatorTester.class);
        }
        else if (which.equalsIgnoreCase("-g")) {
            junit.swingui.TestRunner.run(CalculatorTester.class);
        }

    }

}