Method swap

tests/java/BitmapTest.java:52–68

()

    }

    public void swap() throws Exception {
        try (Bitmap a = new Bitmap(); Bitmap b = new Bitmap()) {
            a.allocN32Pixels(10, 20);
            b.allocN32Pixels(5, 6);
            int aW = a.getWidth();
            int aH = a.getHeight();
            int bW = b.getWidth();
            int bH = b.getHeight();
            assertNotEquals(aW, bW);
            a.swap(b);
            // After swap, a should now have original b dimensions and vice versa
            assertEquals(bW, a.getWidth());
            assertEquals(bH, a.getHeight());
            assertEquals(aW, b.getWidth());
            assertEquals(aH, b.getHeight());
        }
    }
    
    public void getSurfaceNull() throws Exception {
        try (Bitmap a = new Bitmap()) {