@Test
public void signNoZero() {

	assertEquals(-1, MathUtil.signNoZero(-145.25));
	assertEquals(-1, MathUtil.signNoZero(-0.25));
	assertEquals(1, MathUtil.signNoZero(-0.));
	assertEquals(1, MathUtil.signNoZero(0.));
	assertEquals(1, MathUtil.signNoZero(+0.));
	assertEquals(1, MathUtil.signNoZero(145.25));
	assertEquals(1, MathUtil.signNoZero(0.25));
	//
	assertInlineParameterUsage(MathUtil.class, "sign", double.class); //$NON-NLS-1$
}