@Test
public void testDollarMultiplication() {
Money five = Money.dollar(5);
assertEquals(Money.dollar(5), five);
assertEquals(Money.dollar(10), five.times(2));
assertEquals(Money.dollar(5), five);
assertEquals(Money.dollar(15), five.times(3));
}
@Test
public void testFrancMultiplication() {
Money five = Money.franc(5);
assertEquals(Money.franc(5), five);
assertEquals(Money.franc(10), five.times(2));
assertEquals(Money.franc(5), five);
assertEquals(Money.franc(15), five.times(3));
}