import junit.framework.*;

public class TestCalculator extends TestCase {
    Calculator calc;

    public TestCalculator(String name) {
        super(name);
    }

    public void testAdd() {
        assertEquals("testing add(3,4)", 7, calc.add(3,4));
    }
    public void testMult() {
        assertEquals("testing mult(0,4)", 0, calc.mult(0,4));
    }
    public void setUp() { calc = new Calculator(); }

    public static Test suite() {
        TestSuite suite = new TestSuite();
        suite.addTest(new TestCalculator("testAdd"));
        suite.addTest(new TestCalculator("testMult"));
        return suite;
    }
}