package mock.model.commandFactory;

import mock.model.MockBoat;
import mock.model.MockRace;
import network.Messages.Enums.BoatActionEnum;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import shared.model.Bearing;
import shared.model.Boat;
import shared.model.Race;
import visualiser.model.VisualiserRace;

import static org.mockito.Mockito.when;
import static org.testng.Assert.*;
import static org.mockito.Mockito.mock;

/**
 * Created by connortaylorbrown on 4/08/17.
 */
public class WindCommandTest {
    private MockRace race;
    private MockBoat boat;
    private Command upwind;
    private Command downwind;
    private double initial;

    private double offset = 3.0;

    @Before
    public void setUp() {
        race = mock(MockRace.class);
        boat = new MockBoat(0, "Bob", "NZ", null);

        when(race.getWindDirection()).thenReturn(Bearing.fromDegrees(0.0));
        boat.setBearing(Bearing.fromDegrees(45.0));

        upwind = CommandFactory.createCommand(race, boat, BoatActionEnum.UPWIND);
        downwind = CommandFactory.createCommand(race, boat, BoatActionEnum.DOWNWIND);

        initial = boat.getBearing().degrees();
    }

    /**
     * Ensure the difference between initial and final angle is 3 degrees
     */
    @Test
    public void upwindCommandDecreasesAngle() {
        upwind.execute();
        assertEquals(initial - boat.getBearing().degrees(), -offset, 1e-5);
    }

    @Test
    public void downwindCommandIncreasesAngle() {
        downwind.execute();
        assertEquals(initial - boat.getBearing().degrees(), offset, 1e-5);
    }
}