RewardNetworkTests.java

package rewards;

import org.junit.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.AbstractTransactionalJUnit4SpringContextTests;

import common.money.MonetaryAmount;
import static org.junit.Assert.*;
/**
 * A system test that verifies the components of the RewardNetwork application work together to reward for dining
 * successfully. Uses Spring to bootstrap the application for use in a test environment.
 */
@ContextConfiguration(locations={"classpath:rewards/system-test-config.xml"})
public class RewardNetworkTests extends AbstractTransactionalJUnit4SpringContextTests {

	/**
	 * The object being tested.
	 */
	@Autowired
	private RewardNetwork rewardNetwork;

	@Test
	public void testRewardForDining() {
		// create a new dining of 100.00 charged to credit card '1234123412341234' by merchant '123457890' as test input
		Dining dining = Dining.createDining("100.00", "1234123412341234", "1234567890");

		// call the 'rewardNetwork' to test its rewardAccountFor(Dining) method
		RewardConfirmation confirmation = rewardNetwork.rewardAccountFor(dining);

		// assert the expected reward confirmation results
		assertNotNull(confirmation);
		assertNotNull(confirmation.getConfirmationNumber());

		// assert an account contribution was made
		AccountContribution contribution = confirmation.getAccountContribution();
		assertNotNull(contribution);

		// the contribution account number should be '123456789'
		assertEquals("123456789", contribution.getAccountNumber());

		// the total contribution amount should be 8.00 (8% of 100.00)
		assertEquals(MonetaryAmount.valueOf("8.00"), contribution.getAmount());

		// the total contribution amount should have been split into 2 distributions
		assertEquals(2, contribution.getDistributions().size());

		// each distribution should be 4.00 (as both have a 50% allocation)
		assertEquals(MonetaryAmount.valueOf("4.00"), contribution.getDistribution("Annabelle").getAmount());
		assertEquals(MonetaryAmount.valueOf("4.00"), contribution.getDistribution("Corgan").getAmount());
	}
}