* @param results list of domain objects returned by input source
*/
protected void checkResults(List<Trade> results) {
assertEquals(3, results.size());
Trade trade1 = results.get(0);
assertEquals("XYZ0001", trade1.getIsin());
assertEquals(5, trade1.getQuantity());
assertEquals(new BigDecimal("11.39"), trade1.getPrice());
assertEquals("Customer1", trade1.getCustomer());
Trade trade2 = results.get(1);
assertEquals("XYZ0002", trade2.getIsin());
assertEquals(2, trade2.getQuantity());
assertEquals(new BigDecimal("72.99"), trade2.getPrice());
assertEquals("Customer2", trade2.getCustomer());
Trade trade3 = results.get(2);
assertEquals("XYZ0003", trade3.getIsin());
assertEquals(9, trade3.getQuantity());
assertEquals(new BigDecimal("99.99"), trade3.getPrice());
assertEquals("Customer3", trade3.getCustomer());
}