package name.abuchen.portfolio.snapshot.security;
import static org.hamcrest.Matchers.is;
import static org.junit.Assert.assertThat;
import name.abuchen.portfolio.PortfolioBuilder;
import name.abuchen.portfolio.SecurityBuilder;
import name.abuchen.portfolio.model.Client;
import name.abuchen.portfolio.model.Portfolio;
import name.abuchen.portfolio.model.Security;
import name.abuchen.portfolio.model.Values;
import org.junit.Test;
@SuppressWarnings("nls")
public class CostCalculationTest
{
@Test
public void testFifoBuySellTransactions()
{
Client client = new Client();
Security security = new SecurityBuilder() //
.addTo(client);
Portfolio portfolio = new PortfolioBuilder() //
.buy(security, "2010-01-01", 109 * Values.Share.factor(), 314920) //
.sell(security, "2010-02-01", 15 * Values.Share.factor(), 53150) //
.buy(security, "2010-03-01", 52 * Values.Share.factor(), 168492) //
.buy(security, "2010-03-01", 32 * Values.Share.factor(), 95930) //
.addTo(client);
CostCalculation cost = new CostCalculation();
cost.visitAll(portfolio.getTransactions());
// expected:
// 3149,20 - round(3149,20 * 15/109) + 1684,92 + 959,30 = 5360,04385
assertThat(cost.getFifoCost(), is(536005L));
}
@Test
public void testThatRoundingDifferencesAreRemovedIfZeroSharesHeld()
{
Client client = new Client();
Security security = new SecurityBuilder() //
.addTo(client);
Portfolio portfolio = new PortfolioBuilder() //
.buy(security, "2010-01-01", 10 * Values.Share.factor(), 1) //
.sell(security, "2010-02-01", 3 * Values.Share.factor(), 1) //
.sell(security, "2010-03-01", 3 * Values.Share.factor(), 1) //
.sell(security, "2010-03-01", 4 * Values.Share.factor(), 1) //
.addTo(client);
CostCalculation cost = new CostCalculation();
cost.visitAll(portfolio.getTransactions());
assertThat(cost.getFifoCost(), is(0L));
}
@Test
public void testWhenSharesHeldGoToZero()
{
Client client = new Client();
Security security = new SecurityBuilder() //
.addTo(client);
Portfolio portfolio = new PortfolioBuilder() //
.buy(security, "2010-01-01", 100 * Values.Share.factor(), 314920) //
.sell(security, "2010-02-01", 100 * Values.Share.factor(), 53150) //
.buy(security, "2010-03-01", 50 * Values.Share.factor(), 168492) //
.sell(security, "2010-04-01", 50 * Values.Share.factor(), 53150) //
.addTo(client);
CostCalculation cost = new CostCalculation();
cost.visitAll(portfolio.getTransactions());
assertThat(cost.getFifoCost(), is(0L));
}
}