@Test
/** Tests the bill getters. */
public void getters() {
assertEquals("Bill transation: getter", BILL_PURCHASE, BILL_TRA.getBillPurchased());
assertEquals("Bill transation: getter", QUANTITY, BILL_TRA.getQuantity());
assertEquals("Bill transation: getter", SETTLE_AMOUT, BILL_TRA.getSettlementAmount());
assertEquals("Bill transation: getter", BILL_STANDARD, BILL_TRA.getBillStandard());
}
