@Test
public void rev() {
assertEquals(Location.S, Location.N.rev());
assertEquals(Location.NL, Location.SR.rev());
assertEquals(Location.NW, Location.SE.rev());
assertEquals(Location._N, Location._S.rev());
assertEquals(Location.N.union(Location.EL), Location.S.union(Location.WR).rev());
}
@Test
public void union() {
assertEquals(Location.SW, Location.S.union(Location.W));
assertEquals(Location.SW, Location.W.union(Location.S));
assertEquals(Location.NWSE, Location.N.union(Location._N));
}
