src/test/java/edu/brown/cs/student/ProfitCalculationTest.java


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package edu.brown.cs.student;

import edu.brown.cs.student.term.DatabaseQuerier;
import edu.brown.cs.student.term.hub.Holder;
import edu.brown.cs.student.term.hub.HubSearch;
import edu.brown.cs.student.term.hub.LinkMapper;
import edu.brown.cs.student.term.profit.ProfitCalculation;
import edu.brown.cs.student.term.profit.StockHolding;
import edu.brown.cs.student.term.repl.commands.SetupCommand;
import edu.brown.cs.student.term.trade.Trade;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;

import java.util.List;
import java.sql.Date;
import java.time.Instant;
import java.util.Map;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

public class ProfitCalculationTest {

  /**
   * these should span the entire mock dataset
   */
  //12 am on 3/11 in UTC
  private Instant start = Instant.parse("2021-03-11T05:00:00.00Z");
  //12 am on 3/28 in UTC
  private Instant end = Instant.parse("2021-03-28T05:00:00.00Z");

  private DatabaseQuerier db;

  @Before
  public void setUp() {
    try {
      db = new DatabaseQuerier("data/lil_mock.sqlite3");
    } catch (Exception e) {
      System.out.println("DBQuerier Test, couldn't connect to db???");
    }
  }

  @After
  public void tearDown() {
    db = null;
  }

  @Test
  public void testBasicTrades() {
    setUp();
    ProfitCalculation profitCalculation =
        new ProfitCalculation(DatabaseQuerier.getConn(), "Don", new Date(1518010558000l),
            new Date(1618698807000l));
    //price of GME at end time is 154.69
    List<StockHolding> trade = profitCalculation.getHoldingsList();
    //buy with no sell
    assertEquals(3842.25, trade.get(0).getUnrealizedGain(),6);

  }


}