Party-Parrots-At-Sea/src/test/java/seng302/models/BoatGroupTest.java

package seng302.models;
import seng302.*;
import javafx.scene.paint.*;
import javafx.scene.paint.Color;
import javafx.scene.shape.Polygon;
import javafx.scene.transform.Rotate;
import javafx.scene.transform.Transform;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;

/**
 * Created by cir27 on 4/05/17.
 */
public class BoatGroupTest {
    BoatGroup boatGroup;
    @Before
    public void setUp () {
        Yacht b = new Yacht("TEST", 0.0, "T" ,0);
        boatGroup = new BoatGroup(b, Color.BLACK);
    }

    @Test
    public void setDestinationFirstUseForcesLocationUpdate () {
        boatGroup.setDestination(10, 10, 90, 0);
        Polygon bp = (Polygon) boatGroup.getChildren().get(2);
        Assert.assertTrue(10 == bp.getLayoutX());
        Assert.assertTrue(10 == bp.getLayoutY());
    }

    @Test
    public void setDestinationFutureUseDoesntForce () {
        for (int i = 0; i < 60; i++) {
            boatGroup.setDestination(200, 200, 90, 0);
        }
        boatGroup.setDestination(210, 210, 90, 0);
        Polygon bp = (Polygon) boatGroup.getChildren().get(2);
        Assert.assertTrue(200 == bp.getLayoutX());
        Assert.assertTrue(200 == bp.getLayoutY());
    }

    @Test
    public void setDestinationUnrealisticMovementForceUpdate () {
        Polygon bp = (Polygon) boatGroup.getChildren().get(2);
        double xLocation = bp.getLayoutX();
        double yLocation = bp.getLayoutY();
        boatGroup.setDestination(xLocation + 500, yLocation + 500, 90, 0);
        Assert.assertTrue(xLocation + 500 == bp.getLayoutX());
        Assert.assertTrue(yLocation + 500 == bp.getLayoutY());
    }

    @Test
    public void setDestinationUnrealisticNegativeForceUpdate () {
        Polygon bp = (Polygon) boatGroup.getChildren().get(2);
        double xLocation = bp.getLayoutX();
        double yLocation = bp.getLayoutY();
        boatGroup.setDestination(xLocation - 500, yLocation - 500, 90, 0);
        Assert.assertTrue(xLocation - 500 == bp.getLayoutX());
        Assert.assertTrue(yLocation - 500 == bp.getLayoutY());
    }

    @Test
    public void updatePositionGeneratesExpectedMovement () {
        Polygon bp = (Polygon) boatGroup.getChildren().get(2);
        double xLocation = bp.getLayoutX();
        double yLocation = bp.getLayoutY();
        int movement = 10;
        double delay = RaceObject.getExpectedUpdateInterval();
        double defaultTimePeriod = 1000 / 60;
        double expectedMovement = movement / delay * defaultTimePeriod;
        for (int i = 0; i < 60; i++) {
            boatGroup.setDestination(xLocation, yLocation, 90, 0);
        }
        boatGroup.setDestination(xLocation + 10, yLocation + 10, 90, 0);
        boatGroup.updatePosition(1000/60);
        Assert.assertEquals(expectedMovement, bp.getLayoutX() - xLocation, 0.0);
    }

    @Test
    public void correctRaceID () {
        Assert.assertTrue(boatGroup.hasRaceId(0));
    }

    @Test
    public void incorrectRaceID () {
        Assert.assertTrue(!boatGroup.hasRaceId(2));
    }

    @Test
    public void nothingOnWrongId () {
        Polygon bp = (Polygon) boatGroup.getChildren().get(2);
        double originalX = bp.getLayoutX();
        double originalY = bp.getLayoutY();
        boatGroup.setDestination(10, 10, 90, 12);
        Assert.assertTrue(originalX == bp.getLayoutX());
        Assert.assertTrue(originalY == bp.getLayoutY());
    }
}