@Test
public void testPixelsPerUnitRange() {

	ScaleInfo scaleInfo;
	scaleInfo = new ScaleInfo(-100);
	Assert.assertEquals(ScaleInfo.MINIMUM_PIXEL_PER_UNIT, scaleInfo.getPixelPerUnit(), DELTA);
	scaleInfo = new ScaleInfo(1e100);
	Assert.assertEquals(ScaleInfo.MAXIMUM_PIXEL_PER_UNIT, scaleInfo.getPixelPerUnit(), DELTA);
}