import org.junit.Test;

import static org.junit.Assert.*;

public class CampusMapTest {

    public static final double MAX_DIFFERENCE = 0.00001; // Delta used for floating-point comparisons
    private CampusMap map;

    @org.junit.Before
    public void setUp() throws Exception {
        map = new CampusMap("Map.txt");
    }

   @Test
    public void testParsePointSimple() {
       PointOfInterest p = CampusMap.parsePoint("0 0.5 0.4 candy machine");
       assertEquals(p.getName(), "candy machine");
       assertEquals(p.getScreenX(), 0.5, MAX_DIFFERENCE);
       assertEquals(p.getScreenY(), 0.4, MAX_DIFFERENCE);
       assertFalse(p.isIntersection());
   }

    @Test
    public void testParsePointSimple2() {
        PointOfInterest p = CampusMap.parsePoint("1 0.1 0.2 Pepsi soda machine");
        assertEquals(p.getName(), "Pepsi soda machine");
        assertEquals(p.getScreenX(), 0.1, MAX_DIFFERENCE);
        assertEquals(p.getScreenY(), 0.2, MAX_DIFFERENCE);
        assertTrue(p.isIntersection());
    }

    @Test
    public void testMapFileRead() {
        System.out.println("Number of POIs: " + map.pointsOfInterest.size());
        PointOfInterest p1 = map.pointsOfInterest.get("campus cafeteria");
        PointOfInterest p2 = map.pointsOfInterest.get("Aquafina machine");
        PointOfInterest p3 = map.pointsOfInterest.get("candy machine");
        assertEquals(p1.getScreenX(), 150, MAX_DIFFERENCE);
        assertEquals(p1.getScreenY(), 400, MAX_DIFFERENCE);
        assertFalse(p1.isIntersection());
        assertEquals(p2.getScreenX(), 100, MAX_DIFFERENCE);
        assertEquals(p2.getScreenY(), 200, MAX_DIFFERENCE);
        assertTrue(p2.isIntersection());
        assertEquals(p3.getScreenX(), 500, MAX_DIFFERENCE);
        assertEquals(p3.getScreenY(), 590, MAX_DIFFERENCE);
        assertFalse(p3.isIntersection());
    }
}