/** Two objects that are equal are required to return the same hashCode. */ public void testHashcode() { XYLine3DRenderer r1 = new XYLine3DRenderer(); XYLine3DRenderer r2 = new XYLine3DRenderer(); assertTrue(r1.equals(r2)); int h1 = r1.hashCode(); int h2 = r2.hashCode(); assertEquals(h1, h2); }
/** Confirm that cloning works. */ public void testCloning() { XYLine3DRenderer r1 = new XYLine3DRenderer(); r1.setWallPaint(new GradientPaint(1.0f, 2.0f, Color.red, 3.0f, 4.0f, Color.blue)); XYLine3DRenderer r2 = null; try { r2 = (XYLine3DRenderer) r1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(r1 != r2); assertTrue(r1.getClass() == r2.getClass()); assertTrue(r1.equals(r2)); }
/** Check that the equals() method distinguishes all fields. */ public void testEquals() { XYLine3DRenderer r1 = new XYLine3DRenderer(); XYLine3DRenderer r2 = new XYLine3DRenderer(); assertEquals(r1, r2); r1.setXOffset(11.1); assertFalse(r1.equals(r2)); r2.setXOffset(11.1); assertTrue(r1.equals(r2)); r1.setYOffset(11.1); assertFalse(r1.equals(r2)); r2.setYOffset(11.1); assertTrue(r1.equals(r2)); r1.setWallPaint(new GradientPaint(1.0f, 2.0f, Color.red, 3.0f, 4.0f, Color.blue)); assertFalse(r1.equals(r2)); r2.setWallPaint(new GradientPaint(1.0f, 2.0f, Color.red, 3.0f, 4.0f, Color.blue)); assertTrue(r1.equals(r2)); }