Vector3D b = cartesian(1, 0, 0);
assertEquals(a.dotProduct(a), 1.0, .01);
assertEquals(a.dotProduct(b), 0.0, .01);
assertThat(a.crossProduct(b), is(equalTo(cartesian(0, 0, -1))));
assertThat(a.crossProduct(a), is(equalTo(cartesian(0, 0, 0))));
assertThat(b.crossProduct(a), is(equalTo(cartesian(0, 0, 1))));
}
}
@Test
public void setters(){