import static org.junit.Assert.*;

import org.junit.Test;


public class BallTest {

	@Test
	public void testStep() {
		  
         Ball b = new Ball(1.5,1.4);
		 b.step();
		assertEquals("check x", 1.7, b.x, 0.00001 );
		assertEquals("check y", 1.6, b.y, 0.00001 );
		assertEquals("check vx", 0.2, b.vx, 0.00001 );
		assertEquals("check vy", 0.2, b.vy, 0.00001 );
		
	}

	@Test
	public void testBall() {
		
		Ball b = new Ball(1.5,1.4);
		
		assertEquals("check x", 1.5, b.x, 0.00001 );
		assertEquals("check y", 1.4, b.y, 0.00001 );
		assertEquals("check vx", 0.2, b.vx, 0.00001 );
		assertEquals("check vy", 0.2, b.vy, 0.00001 );
	}

}