/*

 * All Sigmah code is released under the GNU General Public License v3

 * See COPYRIGHT.txt and LICENSE.txt.

 */



package org.sigmah.server.report.generator.map;



import org.junit.Assert;

import org.junit.Test;

import org.sigmah.shared.report.content.Point;



public class CircleMathTest {

    private static final double DELTA = 0.001;





    @Test

    public void testNoIntersection() {



        Point a = new Point(0, 0);

        Point b = new Point(5, 0);



        Assert.assertEquals(0.0, CircleMath.intersectionArea(a, b, 1, 2), DELTA);



    }



    @Test

    public void testTangentIntersection() {

        Point a = new Point(0, 0);

        Point b = new Point(2, 0);



        Assert.assertEquals(0.0, CircleMath.intersectionArea(a, b, 1, 1), DELTA);

    }



    @Test

    public void testCompletelyContained() {

        Point a = new Point(297, 212);

        Point b = new Point(295, 213);



        Assert.assertEquals(CircleMath.area(5), CircleMath.intersectionArea(a, b, 8, 5), DELTA);

    }





}