59 lines
1.8 KiB
Rust
59 lines
1.8 KiB
Rust
use common::test_events;
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use s2::cellid::CellID;
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use this_algorithm::{Address, CELLID_LEVEL};
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#[macro_use]
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mod common;
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use common::CELLID_LEVEL_23_BITMASK;
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use common::CELLID_LEVEL_23_END_BIT;
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#[test]
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fn test_cellid_translation() {
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for (idx, entry) in test_events().iter().enumerate() {
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let addr = Address::from_lat_lon(entry.lat, entry.lon).unwrap();
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let addr_cellid = addr.as_cell_id();
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eprintln!("Testing word {idx}");
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eprintln!(
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"Entry: ({},{}) => {:0>64b}",
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entry.lat, entry.lon, entry.cell_id
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);
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eprintln!("\taddr: {addr}");
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// Make sure the rust s2 implementation is accurate
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assert_eq!(entry.cell_id, CellID(entry.cell_id).0);
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assert_eq!(
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(entry.cell_id & CELLID_LEVEL_23_BITMASK) | CELLID_LEVEL_23_END_BIT,
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CellID(entry.cell_id).parent(CELLID_LEVEL as u64).0
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);
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// Make sure the address is at the right level
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assert_eq!(addr_cellid.level(), CELLID_LEVEL as u64);
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// Next, check if creating an address from a cellid matches itself
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assert_eq!(addr, Address::from_cellid_u64(entry.cell_id));
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// Now check if the actual cell id matches
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assert_eq_u64!(
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addr_cellid.0,
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CellID(entry.cell_id).parent(CELLID_LEVEL as u64).0
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);
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}
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}
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#[test]
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fn test_encoding() {
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for (_idx, entry) in test_events().iter().enumerate() {
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let addr = Address::from_lat_lon(entry.lat, entry.lon).unwrap();
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eprintln!("Entry:");
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eprintln!("\t({}, {})", entry.lat, entry.lon);
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eprintln!("\t{:0>64b}", entry.cell_id);
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eprintln!("\t{:0>64b}", addr.as_cell_id().0);
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eprintln!("\t{addr:?}");
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}
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assert!(false);
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}
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#[test]
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fn test_decoding() {}
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