@Test
public void testNormalize3() {
// {[12 CHF][7 USD]} - {[12 CHF][3 USD]} == [4 USD]
IMoney ms1 = MoneyBag.create(new Money(12, "CHF"), new Money(3, "USD"));
Money expected = new Money(4, "USD");
assertEquals(expected, fMB1.subtract(ms1));
}
@Test
public void testIsZero() {
assertTrue(fMB1.subtract(fMB1).isZero());
assertTrue(MoneyBag.create(new Money(0, "CHF"), new Money(0, "USD")).isZero());
}
@Test
public void testBagSubtract() {
// {[12 CHF][7 USD]} - {[14 CHF][21 USD] == {[-2 CHF][-14 USD]}
IMoney expected = MoneyBag.create(new Money(-2, "CHF"), new Money(-14, "USD"));
assertEquals(expected, fMB1.subtract(fMB2));
}
@Test
public void testNormalize2() {
// {[12 CHF][7 USD]} - [12 CHF] == [7 USD]
Money expected = new Money(7, "USD");
assertEquals(expected, fMB1.subtract(f12CHF));
}
