package rewards.internal.account;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import javax.sql.DataSource;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import org.springframework.dao.EmptyResultDataAccessException;
import org.springframework.core.io.ClassPathResource;
import org.springframework.core.io.Resource;
import rewards.testdb.TestDataSourceFactory;
import common.money.MonetaryAmount;
import common.money.Percentage;
import static org.junit.Assert.*;
/**
* Tests the JDBC account repository with a test data source to verify data access and relational-to-object mapping
* behavior works as expected.
*/
@RunWith(JUnit4.class)
public class JdbcAccountRepositoryTest {
private JdbcAccountRepository repository;
private DataSource dataSource;
@Before
public void setUp(){
dataSource = createTestDataSource();
repository = new JdbcAccountRepository(dataSource);
}
@Test
public void testFindAccountByCreditCard() {
Account account = repository.findByCreditCard("1234123412341234");
// assert the returned account contains what you expect given the state of the database
assertNotNull("account should never be null", account);
assertEquals("wrong entity id", Long.valueOf(0), account.getEntityId());
assertEquals("wrong account number", "123456789", account.getNumber());
assertEquals("wrong name", "Keith and Keri Donald", account.getName());
assertEquals("wrong beneficiary collection size", 2, account.getBeneficiaries().size());
Beneficiary b1 = account.getBeneficiary("Annabelle");
assertNotNull("Annabelle should be a beneficiary", b1);
assertEquals("wrong savings", MonetaryAmount.valueOf("0.00"), b1.getSavings());
assertEquals("wrong allocation percentage", Percentage.valueOf("50%"), b1.getAllocationPercentage());
Beneficiary b2 = account.getBeneficiary("Corgan");
assertNotNull("Corgan should be a beneficiary", b2);
assertEquals("wrong savings", MonetaryAmount.valueOf("0.00"), b2.getSavings());
assertEquals("wrong allocation percentage", Percentage.valueOf("50%"), b2.getAllocationPercentage());
}
@Test
public void testFindAccountByCreditCardNoAccount() {
try {
repository.findByCreditCard("bogus");
fail("Should've failed");
} catch (EmptyResultDataAccessException e) {
// expected
}
}
@Test
public void testUpdateBeneficiaries() throws SQLException {
Account account = repository.findByCreditCard("1234123412341234");
account.makeContribution(MonetaryAmount.valueOf("8.00"));
repository.updateBeneficiaries(account);
verifyBeneficiaryTableUpdated();
}
private void verifyBeneficiaryTableUpdated() throws SQLException {
String sql = "select SAVINGS from T_ACCOUNT_BENEFICIARY where NAME = ? and ACCOUNT_ID = ?";
PreparedStatement stmt = dataSource.getConnection().prepareStatement(sql);
// assert Annabelle has $4.00 savings now
stmt.setString(1, "Annabelle");
stmt.setLong(2, 0L);
ResultSet rs = stmt.executeQuery();
rs.next();
assertEquals(MonetaryAmount.valueOf("4.00"), MonetaryAmount.valueOf(rs.getString(1)));
// assert Corgan has $4.00 savings now
stmt.setString(1, "Corgan");
stmt.setLong(2, 0L);
rs = stmt.executeQuery();
rs.next();
assertEquals(MonetaryAmount.valueOf("4.00"), MonetaryAmount.valueOf(rs.getString(1)));
}
private DataSource createTestDataSource() {
Resource schemaLocation = new ClassPathResource("/rewards/testdb/schema.sql");
Resource testDataLocation = new ClassPathResource("/rewards/testdb/test-data.sql");
return new TestDataSourceFactory("rewards", schemaLocation, testDataLocation).getDataSource();
}
}