@Test
public void withSmallNetAmount() {
invoiceItem.setNetAmount(new BigDecimal("1.50"));
invoiceItem.verify();
assertThat(invoiceItem.getVatAmount(), is(new BigDecimal("0.26")));
assertThat(invoiceItem.getGrossAmount(), is(new BigDecimal("1.76")));
}
@Test
public void withLargeNetAmount() {
invoiceItem.setNetAmount(new BigDecimal("100.00"));
invoiceItem.verify();
assertThat(invoiceItem.getVatAmount(), is(new BigDecimal("17.50")));
assertThat(invoiceItem.getGrossAmount(), is(new BigDecimal("117.50")));
}
@Test
public void withNullTax() {
invoiceItem.setTax(null);
invoiceItem.setNetAmount(new BigDecimal("1.50"));
invoiceItem.verify();
assertThat(invoiceItem.getVatAmount(), is(new BigDecimal("0")));
assertThat(invoiceItem.getGrossAmount(), is(new BigDecimal("1.50")));
}
