Function nearby_points_share_prefix

nodedb-spatial/src/geohash.rs:345–351

()

    #[test]
    fn nearby_points_share_prefix() {
        // Two nearby points should have a common prefix.
        let h1 = geohash_encode(-73.985, 40.758, 8);
        let h2 = geohash_encode(-73.986, 40.759, 8);
        // At least first 5 chars should match (nearby in NYC).
        assert_eq!(&h1[..5], &h2[..5], "h1={h1}, h2={h2}");
    }

    #[test]
    fn neighbor_north() {