@Test
public void testToLongAndBack() {
double lat = 40.390943;
double lon = -75.9375;
GeoHash hash = GeoHash.withCharacterPrecision(lat, lon, 10);
long lv = hash.longValue();
assertEquals(lv + (1 << (64 - hash.significantBits())), hash.next().longValue());
GeoHash hashFromLong = GeoHash.fromLongValue(lv, hash.significantBits());
assertEquals("dr4jb0bn21", hashFromLong.toBase32());
assertEquals(hash, hashFromLong);
}
