chess/
test.rs

1#[cfg(test)]
2use crate::{fen::*, perft::*, position::*};
3
4#[test]
5fn test_perft() {
6    // https://www.chessprogramming.org/Perft_Results
7    // Assert perft results equal those in chessprogramming.org
8    let pos1 = Position::new_starting();
9
10    let pos2 = "r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"
11        .parse::<FEN>()
12        .unwrap()
13        .into();
14
15    let pos3 = "8/2p5/3p4/KP5r/1R3p1k/8/4P1P1/8 w - -"
16        .parse::<FEN>()
17        .unwrap()
18        .into();
19
20    let pos4 = "r3k2r/Pppp1ppp/1b3nbN/nP6/BBP1P3/q4N2/Pp1P2PP/R2Q1RK1 w kq - 0 1"
21        .parse::<FEN>()
22        .unwrap()
23        .into();
24
25    let pos4mirrored = "r2q1rk1/pP1p2pp/Q4n2/bbp1p3/Np6/1B3NBn/pPPP1PPP/R3K2R b KQ - 0 1"
26        .parse::<FEN>()
27        .unwrap()
28        .into();
29
30    let pos5 = "rnbq1k1r/pp1Pbppp/2p5/8/2B5/8/PPP1NnPP/RNBQK2R w KQ - 1 8"
31        .parse::<FEN>()
32        .unwrap()
33        .into();
34
35    let pos6 = "r4rk1/1pp1qppp/p1np1n2/2b1p1B1/2B1P1b1/P1NP1N2/1PP1QPPP/R4RK1 w - - 0 10"
36        .parse::<FEN>()
37        .unwrap()
38        .into();
39
40    let pos1_nodes = perft(&pos1, 5);
41    assert_eq!(pos1_nodes, 4865609);
42
43    let pos2_nodes = perft(&pos2, 4);
44    assert_eq!(pos2_nodes, 4085603);
45
46    let pos3_nodes = perft(&pos3, 5);
47    assert_eq!(pos3_nodes, 674624);
48
49    let pos4_nodes = perft(&pos4, 5);
50    assert_eq!(pos4_nodes, 15833292);
51
52    let pos4mirrored_nodes = perft(&pos4mirrored, 5);
53    assert_eq!(pos4mirrored_nodes, 15833292);
54
55    let pos5_nodes = perft(&pos5, 4);
56    assert_eq!(pos5_nodes, 2103487);
57
58    let pos6_nodes = perft(&pos6, 4);
59    assert_eq!(pos6_nodes, 3894594);
60}
61
62// #[test]
63// fn test_engine()
chess/test.rs

chess/
test.rs
