import static org.junit.Assert.*;

import org.junit.Test;

/**

* Tests the Point class.

*/

public class PointTest {

/**

* Tests the distance method.

*/

@Test

public void testDistance() {

Point p1 = new Point(0, 0);

Point p2 = new Point(3, 4);

assertEquals(0.0, p1.distance(p1), Point.DELTA);

assertEquals(5.0, p1.distance(p2), Point.DELTA);

}

/**

* Tests the equals method.

*/

@Test

public void testEquals() {

Point p1 = new Point(0, 0);

Point p2 = new Point(0, 0);

Point p3 = new Point(3, 4);

Point p4 = new Point(3, 5);

assertTrue(p1.equals(p2));

assertFalse(p2.equals(p3));

assertFalse(p3.equals(p4));

}

/**

* Tests the toString method.

*/

@Test

public void testToString() {

Point p1 = new Point(0, 0);

Point p2 = new Point(3, 4);

assertEquals("(0.0, 0.0)", p1.toString());

assertEquals("(3.0, 4.0)", p2.toString());

}

}