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-rwxr-xr-x[-rw-r--r--]model/src/board/tests.rs1114
1 files changed, 557 insertions, 557 deletions
diff --git a/model/src/board/tests.rs b/model/src/board/tests.rs
index 8c119dc..9c356ae 100644..100755
--- a/model/src/board/tests.rs
+++ b/model/src/board/tests.rs
@@ -1,557 +1,557 @@
-use std::collections::hash_map::DefaultHasher;
-
-use proptest::prelude::*;
-
-use super::*;
-
-proptest! {
- #[test]
- fn test_bitboard_new(p in 0u32..=u32::MAX, c in 0u32..=u32::MAX, k in 0u32..=u32::MAX) {
- let board = CheckersBitBoard::new(p, c, k, PieceColor::Dark);
- assert_eq!(p, board.pieces);
- assert_eq!(c, board.color);
- assert_eq!(k, board.kings);
- }
-
- #[test]
- fn test_bits_fns(p in 0u32..=u32::MAX, c in 0u32..=u32::MAX, k in 0u32..=u32::MAX) {
- let board = CheckersBitBoard::new(p, c, k, PieceColor::Dark);
- assert_eq!(p, board.pieces_bits());
- assert_eq!(c, board.color_bits());
- assert_eq!(k, board.king_bits());
- }
-
- #[test]
- fn test_bitboard_hash(pieces in 0u32..=u32::MAX, color in 0u32..=u32::MAX, kings in 0u32..=u32::MAX, c in 0u32..=u32::MAX, k in 0u32..=u32::MAX) {
- let board1 = CheckersBitBoard::new(pieces, color, kings, PieceColor::Dark);
- let board2 = CheckersBitBoard::new(pieces, color, kings, PieceColor::Dark);
- let mut hasher1 = DefaultHasher::new();
- let mut hasher2 = DefaultHasher::new();
- board1.hash(&mut hasher1);
- board2.hash(&mut hasher2);
- assert_eq!(hasher1.finish(), hasher2.finish());
- }
-
- #[test]
- fn test_bitboard_eq_identical(pieces in 0u32..=u32::MAX, color in 0u32..u32::MAX, kings in 0u32..=u32::MAX) {
- let board1 = CheckersBitBoard::new(pieces, color, kings, PieceColor::Dark);
- let board2 = CheckersBitBoard::new(pieces, color, kings, PieceColor::Dark);
- assert_eq!(board1, board2);
- }
-
- #[test]
- fn test_bitboard_eq_empty(c1 in 0u32..u32::MAX, k1 in 0u32..=u32::MAX, c2 in 0u32..u32::MAX, k2 in 0u32..=u32::MAX) {
- let board1 = CheckersBitBoard::new(0, c1, k1, PieceColor::Dark);
- let board2 = CheckersBitBoard::new(0, c2, k2, PieceColor::Dark);
- assert_eq!(board1, board2);
- }
-
- #[test]
- fn test_piece_at(p in 0u32..=u32::MAX, c in 0u32..=u32::MAX, k in 0u32..=u32::MAX, v in 0usize..32) {
- let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
-
- // just test for no crash
- let _ = board.piece_at(v);
- }
-
- #[test]
- fn test_color_at_unchecked(p in 0u32..=u32::MAX, c in 0u32..=u32::MAX, k in 0u32..=u32::MAX, v in 0usize..32) {
- let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
-
- // just test for no crash
- unsafe {let _ = board.color_at_unchecked(v);}
- }
-
- #[test]
- fn test_king_at_unchecked(p in 0u32..=u32::MAX, c in 0u32..=u32::MAX, k in 0u32..=u32::MAX, v in 0usize..32) {
- let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
- unsafe {let _ = board.king_at_unchecked(v);}
- }
-
- #[test]
- fn test_color_at(p in 0u32..=u32::MAX, c in 0u32..=u32::MAX, k in 0u32..=u32::MAX, v in 0usize..32) {
- let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
-
- // just testing for no crash
- let _ = board.color_at(v);
- }
-
- #[test]
- fn test_king_at(p in 0u32..=u32::MAX, c in 0u32..=u32::MAX, k in 0u32..=u32::MAX, v in 0usize..32) {
- let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
-
- // just testing for no crash
- let _ = board.king_at(v);
- }
-
- #[test]
- fn test_move_piece_to(p in 0u32..=u32::MAX, c in 0u32..=u32::MAX, k in 0u32..=u32::MAX, s in 0usize..32, e in 0usize..32) {
- let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
- let _ = unsafe {board.move_piece_to_unchecked(s, e)};
- }
-
- #[test]
- fn test_move_forward(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX, v in 0usize..32, a in 0usize..usize::MAX) {
- if a <= usize::MAX - v { // so there's no overflow
- let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
- let _ = unsafe {board.move_piece_forward_unchecked(v, a)};
- }
- }
-
- #[test]
- fn test_move_backward(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX, v in 0usize..32, a in 0usize..usize::MAX) {
- let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
- let _ = unsafe {board.move_piece_backward_unchecked(v, a)};
- }
-
- #[test]
- fn test_move_forward_left(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX) {
- let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
- if board.piece_at(0) {
- let board2 = unsafe {board.move_piece_forward_left_unchecked(0)};
- assert_eq!(board2.color_at(7), board.color_at(0));
- assert_eq!(board2.king_at(7), board.king_at(0));
- }
- }
-
- #[test]
- fn test_move_forward_right(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX) {
- let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
- if board.piece_at(18) {
- let board2 = unsafe {board.move_piece_forward_right_unchecked(18)};
- assert_eq!(board2.color_at(19), board.color_at(18));
- assert_eq!(board2.king_at(19), board.king_at(18));
- }
- }
-
- #[test]
- fn test_move_backward_left(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX) {
- let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
- if board.piece_at(25) {
- let board2 = unsafe {board.move_piece_backward_left_unchecked(25)};
- assert_eq!(board2.color_at(24), board.color_at(25));
- assert_eq!(board2.king_at(24), board.king_at(25));
- }
- }
-
- #[test]
- fn test_move_backward_right(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX) {
- let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
- if board.piece_at(11) {
- let board2 = unsafe {board.move_piece_backward_right_unchecked(11)};
- assert_eq!(board2.color_at(4), board.color_at(11));
- assert_eq!(board2.king_at(4), board.king_at(11));
- }
- }
-
- #[test]
- fn test_clear_piece(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX, v in 0usize..32) {
- let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
- let board = board.clear_piece(v);
- assert!(!board.piece_at(v));
- }
-
- #[test]
- fn test_jump_forward_left(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX) {
- let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
- unsafe {
- if board.piece_at(0) && board.piece_at(7) && !board.piece_at(14) && board.color_at_unchecked(0) != board.color_at_unchecked(7) {
- let board2 = board.jump_piece_forward_left_unchecked(0);
- assert!(!board2.piece_at(0));
- assert!(!board2.piece_at(7));
- assert!(board2.piece_at(14));
- assert_eq!(board2.color_at_unchecked(14), board.color_at_unchecked(0));
- assert_eq!(board2.king_at_unchecked(14), board.king_at_unchecked(0));
- }
- }
- }
-
- #[test]
- fn test_jump_forward_right(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX) {
- let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
- unsafe {
- if board.piece_at(18) && board.piece_at(19) && !board.piece_at(20) && board.color_at_unchecked(18) != board.color_at_unchecked(19) {
- let board2 = board.jump_piece_forward_right_unchecked(18);
- assert!(!board2.piece_at(18));
- assert!(!board2.piece_at(19));
- assert!(board2.piece_at(20));
- assert_eq!(board2.color_at_unchecked(20), board.color_at_unchecked(18));
- assert_eq!(board2.king_at_unchecked(20), board.king_at_unchecked(18));
- }
- }
- }
-
- #[test]
- fn test_jump_backward_left(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX) {
- let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
- unsafe {
- if board.piece_at(25) && board.piece_at(24) && !board.piece_at(23) && board.color_at_unchecked(25) != board.color_at_unchecked(24) {
- let board2 = board.jump_piece_backward_left_unchecked(25);
- assert!(!board2.piece_at(25));
- assert!(!board2.piece_at(24));
- assert!(board2.piece_at(23));
- assert_eq!(board2.color_at_unchecked(23), board.color_at_unchecked(25));
- assert_eq!(board2.king_at_unchecked(23), board.king_at_unchecked(25));
- }
- }
- }
-
- #[test]
- fn test_jump_backward_right(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX) {
- let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
- unsafe {
- if board.piece_at(11) && board.piece_at(4) && !board.piece_at(29) && board.color_at_unchecked(11) != board.color_at_unchecked(4) {
- let board2 = board.jump_piece_backward_right_unchecked(11);
- assert!(!board2.piece_at(11));
- assert!(!board2.piece_at(4));
- assert!(board2.piece_at(29));
- assert_eq!(board2.color_at_unchecked(29), board.color_at_unchecked(11));
- assert_eq!(board2.king_at_unchecked(29), board.king_at_unchecked(11));
- }
- }
- }
-}
-
-#[test]
-fn test_piece_at_empty_board() {
- let board = CheckersBitBoard::new(0, 0, 0, PieceColor::Dark);
-
- // There should be no piece in any space
- for i in 0..32 {
- assert!(!board.piece_at(i))
- }
-}
-
-#[test]
-fn test_piece_at_space_zero() {
- let board = CheckersBitBoard::new(1, 0, 0, PieceColor::Dark);
- assert!(board.piece_at(0)); // There should be a piece in space 0
-
- // There should be no piece in any other square
- for i in 1..32 {
- assert!(!board.piece_at(i))
- }
-}
-
-#[test]
-fn test_color_at_unchecked_all_light() {
- let board = CheckersBitBoard::new(0, 0, 0, PieceColor::Dark);
-
- // All squares should be light
- for i in 0..32 {
- assert_eq!(unsafe { board.color_at_unchecked(i) }, PieceColor::Light)
- }
-}
-
-#[test]
-fn test_color_at_unchecked_all_dark() {
- let board = CheckersBitBoard::new(0, u32::MAX, 0, PieceColor::Dark);
-
- // All squares should be dark
- for i in 0..32 {
- assert_eq!(unsafe { board.color_at_unchecked(i) }, PieceColor::Dark)
- }
-}
-
-#[test]
-fn test_king_at_unchecked_all_kings() {
- let board = CheckersBitBoard::new(0, 0, u32::MAX, PieceColor::Dark);
-
- // All squares should be kings
- for i in 0..32 {
- assert!(unsafe { board.king_at_unchecked(i) })
- }
-}
-
-#[test]
-fn test_king_at_unchecked_one_king() {
- let board = CheckersBitBoard::new(0, 0, 1, PieceColor::Dark);
-
- assert!(unsafe { board.king_at_unchecked(0) });
-
- // All other squares should be peasants
- for i in 1..32 {
- assert!(!unsafe { board.king_at_unchecked(i) })
- }
-}
-
-#[test]
-fn test_default_bitboard() {
- let board = CheckersBitBoard::default();
- let exemptions = [2, 28, 22, 16, 27, 21, 15, 9];
- let black = [18, 12, 6, 0, 19, 13, 7, 1, 26, 20, 14, 8];
-
- for i in 0..32 {
- if !exemptions.contains(&i) {
- assert!(board.piece_at(i));
- assert!(!unsafe { board.king_at_unchecked(i) });
-
- if black.contains(&i) {
- assert_eq!(unsafe { board.color_at_unchecked(i) }, PieceColor::Dark)
- } else {
- assert_eq!(unsafe { board.color_at_unchecked(i) }, PieceColor::Light)
- }
- } else {
- assert!(!board.piece_at(i))
- }
- }
-}
-
-#[test]
-fn test_bitboard_eq_default() {
- let board1 = CheckersBitBoard::new(
- 0b11100111100111100111110111111011,
- 0b11110011110000110000110000111100,
- 0,
- PieceColor::Dark,
- );
- let board2 = CheckersBitBoard::new(
- 0b11100111100111100111110111111011,
- 0b11110011110000110000110000111100,
- 0,
- PieceColor::Dark,
- );
- assert_eq!(board1, board2);
-}
-
-#[test]
-fn test_bitboard_neq_color() {
- let board1 = CheckersBitBoard::new(
- 0b11100111100111100111110111111011,
- 0b11110011110000110000110000111100,
- 0,
- PieceColor::Dark,
- );
- let board2 = CheckersBitBoard::new(
- 0b11100111100111100111110111111011,
- 465413646,
- 0,
- PieceColor::Dark,
- );
- assert_ne!(board1, board2);
-}
-
-#[test]
-fn test_bitboard_neq_kings() {
- let board1 = CheckersBitBoard::new(
- 0b11100111100111100111110111111011,
- 0b11110011110000110000110000111100,
- 0,
- PieceColor::Dark,
- );
- let board2 = CheckersBitBoard::new(
- 0b11100111100111100111110111111011,
- 0b11110011110000110000110000111100,
- 465413646,
- PieceColor::Dark,
- );
- assert_ne!(board1, board2);
-}
-
-#[test]
-fn test_color_at_empty() {
- let board = CheckersBitBoard::new(0, 0, 0, PieceColor::Dark);
-
- for i in 0..32 {
- assert_eq!(board.color_at(i), None)
- }
-}
-
-#[test]
-fn test_color_at_specified_empty_colors() {
- let board = CheckersBitBoard::new(0, 0b01, 0, PieceColor::Dark);
-
- for i in 0..32 {
- assert_eq!(board.color_at(i), None)
- }
-}
-
-#[test]
-fn test_color_at_some_colors() {
- let board = CheckersBitBoard::new(3, 0b01, 0, PieceColor::Dark);
-
- assert_eq!(board.color_at(0), Some(PieceColor::Dark));
- assert_eq!(board.color_at(1), Some(PieceColor::Light));
-
- for i in 2..32 {
- assert_eq!(board.color_at(i), None)
- }
-}
-
-#[test]
-fn test_king_at_empty() {
- let board = CheckersBitBoard::new(0, 0, 0, PieceColor::Dark);
-
- for i in 0..32 {
- assert_eq!(board.king_at(i), None)
- }
-}
-
-#[test]
-fn test_king_at_specified_empty_colors() {
- let board = CheckersBitBoard::new(0, 0, 0b01, PieceColor::Dark);
-
- for i in 0..32 {
- assert_eq!(board.king_at(i), None)
- }
-}
-
-#[test]
-fn test_king_at_some_colors() {
- let board = CheckersBitBoard::new(3, 0, 0b01, PieceColor::Dark);
-
- assert_eq!(board.king_at(0), Some(true));
- assert_eq!(board.king_at(1), Some(false));
-
- for i in 2..32 {
- assert_eq!(board.king_at(i), None)
- }
-}
-
-#[test]
-fn test_move_piece_to_default_board() {
- let board = CheckersBitBoard::default();
- let board = unsafe { board.move_piece_to_unchecked(0, 5) };
- assert!(!board.piece_at(0));
- assert!(board.piece_at(5));
- assert_eq!(board.color_at(5).unwrap(), PieceColor::Dark);
- assert!(board.king_at(5).unwrap());
- assert_eq!(board.turn, PieceColor::Light);
-}
-
-#[test]
-fn test_move_piece_forward_standard() {
- let board = CheckersBitBoard::default();
- let board = unsafe { board.move_piece_forward_unchecked(14, 2) }; // go to 16
- assert!(!board.piece_at(14));
- assert!(board.piece_at(16));
- assert_eq!(board.color_at(16).unwrap(), PieceColor::Dark);
- assert!(!board.king_at(16).unwrap());
- assert_eq!(board.turn, PieceColor::Light);
-}
-
-#[test]
-fn test_move_piece_forward_wrap() {
- let board = CheckersBitBoard::default();
- let board = unsafe { board.move_piece_forward_unchecked(26, 8) }; // go to 9
- assert!(!board.piece_at(26));
- assert!(board.piece_at(2));
- assert_eq!(board.color_at(2).unwrap(), PieceColor::Dark);
- assert!(!board.king_at(2).unwrap());
- assert_eq!(board.turn, PieceColor::Light);
-}
-
-#[test]
-fn test_move_piece_forward_left_to_king() {
- let board = CheckersBitBoard::new(0b10000, 0b10000, 0, PieceColor::Dark);
- let board = unsafe { board.move_piece_forward_left_unchecked(4) };
- assert!(board.piece_at(11));
- assert!(board.king_at(11).unwrap());
-}
-
-#[test]
-fn test_move_piece_backward_left_to_king() {
- let board = CheckersBitBoard::new(0b10, 0, 0, PieceColor::Dark);
- let board = unsafe { board.move_piece_backward_left_unchecked(1) };
- assert!(board.piece_at(0));
- assert!(board.king_at(0).unwrap());
-}
-
-#[test]
-fn test_move_piece_backward_standard() {
- let board = CheckersBitBoard::default().flip_turn();
- let board = unsafe { board.move_piece_backward_unchecked(29, 14) }; // go to 15
- assert!(!board.piece_at(29));
- assert!(board.piece_at(15));
- assert_eq!(board.color_at(15).unwrap(), PieceColor::Light);
- assert!(!board.king_at(15).unwrap());
- assert_eq!(board.turn, PieceColor::Dark);
- assert_eq!(board.previous_turn, PieceColor::Light);
-}
-
-#[test]
-fn test_move_piece_backward_wrap() {
- let board = CheckersBitBoard::default();
- let board = unsafe { board.move_piece_backward_unchecked(0, 4) }; // go to 28
- assert!(!board.piece_at(0));
- assert!(board.piece_at(28));
- assert_eq!(board.color_at(28).unwrap(), PieceColor::Dark);
- assert!(!board.king_at(28).unwrap());
- assert_eq!(board.turn, PieceColor::Light);
- assert_eq!(board.previous_turn, PieceColor::Dark);
-}
-
-#[test]
-// the specific tests have special values, and are different from the property tests
-fn test_jump_forward_left_specific() {
- let board = CheckersBitBoard::new(0b10000001, 1, 0, PieceColor::Dark);
-
- let board2 = unsafe { board.jump_piece_forward_left_unchecked(0) };
- assert!(!board2.piece_at(0));
- assert!(!board2.piece_at(7));
- assert!(board2.piece_at(14));
- assert_eq!(board2.color_at(14).unwrap(), board.color_at(0).unwrap());
- assert_eq!(board2.king_at(14).unwrap(), board.king_at(0).unwrap());
- assert_eq!(board2.turn, PieceColor::Light);
-}
-
-#[test]
-fn test_jump_forward_right_specific() {
- let board = CheckersBitBoard::new(
- 0b11000000000000000000,
- 0b10000000000000000000,
- 0,
- PieceColor::Dark,
- );
-
- let board2 = unsafe { board.jump_piece_forward_right_unchecked(18) };
- assert!(!board2.piece_at(18));
- assert!(!board2.piece_at(19));
- assert!(board2.piece_at(20));
- assert_eq!(board2.color_at(20).unwrap(), board.color_at(18).unwrap());
- assert_eq!(board2.king_at(20).unwrap(), board.king_at(18).unwrap());
- assert_eq!(board2.turn, PieceColor::Light);
-}
-
-#[test]
-fn test_jump_backward_left_specific() {
- let board = CheckersBitBoard::new(
- 0b110000000000000000000000000,
- 0b100000000000000000000000000,
- 0,
- PieceColor::Dark,
- );
-
- let board2 = unsafe { board.jump_piece_backward_left_unchecked(25) };
- assert!(!board2.piece_at(25));
- assert!(!board2.piece_at(24));
- assert!(board2.piece_at(23));
- assert_eq!(board2.color_at(23).unwrap(), board.color_at(25).unwrap());
- assert_eq!(board2.king_at(23).unwrap(), board.king_at(25).unwrap());
- assert_eq!(board2.turn, PieceColor::Light);
-}
-
-#[test]
-fn test_jump_backward_right_specific() {
- let board = CheckersBitBoard::new(0b100000010000, 0b10000, 0, PieceColor::Dark);
-
- let board2 = unsafe { board.jump_piece_backward_right_unchecked(11) };
- assert!(!board2.piece_at(11));
- assert!(!board2.piece_at(4));
- assert!(board2.piece_at(29));
- assert_eq!(board2.color_at(29).unwrap(), board.color_at(11).unwrap());
- assert_eq!(board2.king_at(29).unwrap(), board.king_at(11).unwrap());
- assert_eq!(board2.turn, PieceColor::Light);
-}
-
-#[test]
-fn test_send() {
- fn assert_send<T: Send>() {}
- assert_send::<CheckersBitBoard>();
-}
-
-#[test]
-fn test_sync() {
- fn assert_sync<T: Sync>() {}
- assert_sync::<CheckersBitBoard>();
-}
+use std::collections::hash_map::DefaultHasher;
+
+use proptest::prelude::*;
+
+use super::*;
+
+proptest! {
+ #[test]
+ fn test_bitboard_new(p in 0u32..=u32::MAX, c in 0u32..=u32::MAX, k in 0u32..=u32::MAX) {
+ let board = CheckersBitBoard::new(p, c, k, PieceColor::Dark);
+ assert_eq!(p, board.pieces);
+ assert_eq!(c, board.color);
+ assert_eq!(k, board.kings);
+ }
+
+ #[test]
+ fn test_bits_fns(p in 0u32..=u32::MAX, c in 0u32..=u32::MAX, k in 0u32..=u32::MAX) {
+ let board = CheckersBitBoard::new(p, c, k, PieceColor::Dark);
+ assert_eq!(p, board.pieces_bits());
+ assert_eq!(c, board.color_bits());
+ assert_eq!(k, board.king_bits());
+ }
+
+ #[test]
+ fn test_bitboard_hash(pieces in 0u32..=u32::MAX, color in 0u32..=u32::MAX, kings in 0u32..=u32::MAX, c in 0u32..=u32::MAX, k in 0u32..=u32::MAX) {
+ let board1 = CheckersBitBoard::new(pieces, color, kings, PieceColor::Dark);
+ let board2 = CheckersBitBoard::new(pieces, color, kings, PieceColor::Dark);
+ let mut hasher1 = DefaultHasher::new();
+ let mut hasher2 = DefaultHasher::new();
+ board1.hash(&mut hasher1);
+ board2.hash(&mut hasher2);
+ assert_eq!(hasher1.finish(), hasher2.finish());
+ }
+
+ #[test]
+ fn test_bitboard_eq_identical(pieces in 0u32..=u32::MAX, color in 0u32..u32::MAX, kings in 0u32..=u32::MAX) {
+ let board1 = CheckersBitBoard::new(pieces, color, kings, PieceColor::Dark);
+ let board2 = CheckersBitBoard::new(pieces, color, kings, PieceColor::Dark);
+ assert_eq!(board1, board2);
+ }
+
+ #[test]
+ fn test_bitboard_eq_empty(c1 in 0u32..u32::MAX, k1 in 0u32..=u32::MAX, c2 in 0u32..u32::MAX, k2 in 0u32..=u32::MAX) {
+ let board1 = CheckersBitBoard::new(0, c1, k1, PieceColor::Dark);
+ let board2 = CheckersBitBoard::new(0, c2, k2, PieceColor::Dark);
+ assert_eq!(board1, board2);
+ }
+
+ #[test]
+ fn test_piece_at(p in 0u32..=u32::MAX, c in 0u32..=u32::MAX, k in 0u32..=u32::MAX, v in 0usize..32) {
+ let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
+
+ // just test for no crash
+ let _ = board.piece_at(v);
+ }
+
+ #[test]
+ fn test_color_at_unchecked(p in 0u32..=u32::MAX, c in 0u32..=u32::MAX, k in 0u32..=u32::MAX, v in 0usize..32) {
+ let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
+
+ // just test for no crash
+ unsafe {let _ = board.color_at_unchecked(v);}
+ }
+
+ #[test]
+ fn test_king_at_unchecked(p in 0u32..=u32::MAX, c in 0u32..=u32::MAX, k in 0u32..=u32::MAX, v in 0usize..32) {
+ let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
+ unsafe {let _ = board.king_at_unchecked(v);}
+ }
+
+ #[test]
+ fn test_color_at(p in 0u32..=u32::MAX, c in 0u32..=u32::MAX, k in 0u32..=u32::MAX, v in 0usize..32) {
+ let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
+
+ // just testing for no crash
+ let _ = board.color_at(v);
+ }
+
+ #[test]
+ fn test_king_at(p in 0u32..=u32::MAX, c in 0u32..=u32::MAX, k in 0u32..=u32::MAX, v in 0usize..32) {
+ let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
+
+ // just testing for no crash
+ let _ = board.king_at(v);
+ }
+
+ #[test]
+ fn test_move_piece_to(p in 0u32..=u32::MAX, c in 0u32..=u32::MAX, k in 0u32..=u32::MAX, s in 0usize..32, e in 0usize..32) {
+ let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
+ let _ = unsafe {board.move_piece_to_unchecked(s, e)};
+ }
+
+ #[test]
+ fn test_move_forward(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX, v in 0usize..32, a in 0usize..usize::MAX) {
+ if a <= usize::MAX - v { // so there's no overflow
+ let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
+ let _ = unsafe {board.move_piece_forward_unchecked(v, a)};
+ }
+ }
+
+ #[test]
+ fn test_move_backward(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX, v in 0usize..32, a in 0usize..usize::MAX) {
+ let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
+ let _ = unsafe {board.move_piece_backward_unchecked(v, a)};
+ }
+
+ #[test]
+ fn test_move_forward_left(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX) {
+ let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
+ if board.piece_at(0) {
+ let board2 = unsafe {board.move_piece_forward_left_unchecked(0)};
+ assert_eq!(board2.color_at(7), board.color_at(0));
+ assert_eq!(board2.king_at(7), board.king_at(0));
+ }
+ }
+
+ #[test]
+ fn test_move_forward_right(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX) {
+ let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
+ if board.piece_at(18) {
+ let board2 = unsafe {board.move_piece_forward_right_unchecked(18)};
+ assert_eq!(board2.color_at(19), board.color_at(18));
+ assert_eq!(board2.king_at(19), board.king_at(18));
+ }
+ }
+
+ #[test]
+ fn test_move_backward_left(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX) {
+ let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
+ if board.piece_at(25) {
+ let board2 = unsafe {board.move_piece_backward_left_unchecked(25)};
+ assert_eq!(board2.color_at(24), board.color_at(25));
+ assert_eq!(board2.king_at(24), board.king_at(25));
+ }
+ }
+
+ #[test]
+ fn test_move_backward_right(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX) {
+ let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
+ if board.piece_at(11) {
+ let board2 = unsafe {board.move_piece_backward_right_unchecked(11)};
+ assert_eq!(board2.color_at(4), board.color_at(11));
+ assert_eq!(board2.king_at(4), board.king_at(11));
+ }
+ }
+
+ #[test]
+ fn test_clear_piece(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX, v in 0usize..32) {
+ let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
+ let board = board.clear_piece(v);
+ assert!(!board.piece_at(v));
+ }
+
+ #[test]
+ fn test_jump_forward_left(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX) {
+ let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
+ unsafe {
+ if board.piece_at(0) && board.piece_at(7) && !board.piece_at(14) && board.color_at_unchecked(0) != board.color_at_unchecked(7) {
+ let board2 = board.jump_piece_forward_left_unchecked(0);
+ assert!(!board2.piece_at(0));
+ assert!(!board2.piece_at(7));
+ assert!(board2.piece_at(14));
+ assert_eq!(board2.color_at_unchecked(14), board.color_at_unchecked(0));
+ assert_eq!(board2.king_at_unchecked(14), board.king_at_unchecked(0));
+ }
+ }
+ }
+
+ #[test]
+ fn test_jump_forward_right(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX) {
+ let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
+ unsafe {
+ if board.piece_at(18) && board.piece_at(19) && !board.piece_at(20) && board.color_at_unchecked(18) != board.color_at_unchecked(19) {
+ let board2 = board.jump_piece_forward_right_unchecked(18);
+ assert!(!board2.piece_at(18));
+ assert!(!board2.piece_at(19));
+ assert!(board2.piece_at(20));
+ assert_eq!(board2.color_at_unchecked(20), board.color_at_unchecked(18));
+ assert_eq!(board2.king_at_unchecked(20), board.king_at_unchecked(18));
+ }
+ }
+ }
+
+ #[test]
+ fn test_jump_backward_left(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX) {
+ let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
+ unsafe {
+ if board.piece_at(25) && board.piece_at(24) && !board.piece_at(23) && board.color_at_unchecked(25) != board.color_at_unchecked(24) {
+ let board2 = board.jump_piece_backward_left_unchecked(25);
+ assert!(!board2.piece_at(25));
+ assert!(!board2.piece_at(24));
+ assert!(board2.piece_at(23));
+ assert_eq!(board2.color_at_unchecked(23), board.color_at_unchecked(25));
+ assert_eq!(board2.king_at_unchecked(23), board.king_at_unchecked(25));
+ }
+ }
+ }
+
+ #[test]
+ fn test_jump_backward_right(p in 0..u32::MAX, c in 0..u32::MAX, k in 0..u32::MAX) {
+ let board = CheckersBitBoard ::new(p, c, k, PieceColor::Dark);
+ unsafe {
+ if board.piece_at(11) && board.piece_at(4) && !board.piece_at(29) && board.color_at_unchecked(11) != board.color_at_unchecked(4) {
+ let board2 = board.jump_piece_backward_right_unchecked(11);
+ assert!(!board2.piece_at(11));
+ assert!(!board2.piece_at(4));
+ assert!(board2.piece_at(29));
+ assert_eq!(board2.color_at_unchecked(29), board.color_at_unchecked(11));
+ assert_eq!(board2.king_at_unchecked(29), board.king_at_unchecked(11));
+ }
+ }
+ }
+}
+
+#[test]
+fn test_piece_at_empty_board() {
+ let board = CheckersBitBoard::new(0, 0, 0, PieceColor::Dark);
+
+ // There should be no piece in any space
+ for i in 0..32 {
+ assert!(!board.piece_at(i))
+ }
+}
+
+#[test]
+fn test_piece_at_space_zero() {
+ let board = CheckersBitBoard::new(1, 0, 0, PieceColor::Dark);
+ assert!(board.piece_at(0)); // There should be a piece in space 0
+
+ // There should be no piece in any other square
+ for i in 1..32 {
+ assert!(!board.piece_at(i))
+ }
+}
+
+#[test]
+fn test_color_at_unchecked_all_light() {
+ let board = CheckersBitBoard::new(0, 0, 0, PieceColor::Dark);
+
+ // All squares should be light
+ for i in 0..32 {
+ assert_eq!(unsafe { board.color_at_unchecked(i) }, PieceColor::Light)
+ }
+}
+
+#[test]
+fn test_color_at_unchecked_all_dark() {
+ let board = CheckersBitBoard::new(0, u32::MAX, 0, PieceColor::Dark);
+
+ // All squares should be dark
+ for i in 0..32 {
+ assert_eq!(unsafe { board.color_at_unchecked(i) }, PieceColor::Dark)
+ }
+}
+
+#[test]
+fn test_king_at_unchecked_all_kings() {
+ let board = CheckersBitBoard::new(0, 0, u32::MAX, PieceColor::Dark);
+
+ // All squares should be kings
+ for i in 0..32 {
+ assert!(unsafe { board.king_at_unchecked(i) })
+ }
+}
+
+#[test]
+fn test_king_at_unchecked_one_king() {
+ let board = CheckersBitBoard::new(0, 0, 1, PieceColor::Dark);
+
+ assert!(unsafe { board.king_at_unchecked(0) });
+
+ // All other squares should be peasants
+ for i in 1..32 {
+ assert!(!unsafe { board.king_at_unchecked(i) })
+ }
+}
+
+#[test]
+fn test_default_bitboard() {
+ let board = CheckersBitBoard::default();
+ let exemptions = [2, 28, 22, 16, 27, 21, 15, 9];
+ let black = [18, 12, 6, 0, 19, 13, 7, 1, 26, 20, 14, 8];
+
+ for i in 0..32 {
+ if !exemptions.contains(&i) {
+ assert!(board.piece_at(i));
+ assert!(!unsafe { board.king_at_unchecked(i) });
+
+ if black.contains(&i) {
+ assert_eq!(unsafe { board.color_at_unchecked(i) }, PieceColor::Dark)
+ } else {
+ assert_eq!(unsafe { board.color_at_unchecked(i) }, PieceColor::Light)
+ }
+ } else {
+ assert!(!board.piece_at(i))
+ }
+ }
+}
+
+#[test]
+fn test_bitboard_eq_default() {
+ let board1 = CheckersBitBoard::new(
+ 0b11100111100111100111110111111011,
+ 0b11110011110000110000110000111100,
+ 0,
+ PieceColor::Dark,
+ );
+ let board2 = CheckersBitBoard::new(
+ 0b11100111100111100111110111111011,
+ 0b11110011110000110000110000111100,
+ 0,
+ PieceColor::Dark,
+ );
+ assert_eq!(board1, board2);
+}
+
+#[test]
+fn test_bitboard_neq_color() {
+ let board1 = CheckersBitBoard::new(
+ 0b11100111100111100111110111111011,
+ 0b11110011110000110000110000111100,
+ 0,
+ PieceColor::Dark,
+ );
+ let board2 = CheckersBitBoard::new(
+ 0b11100111100111100111110111111011,
+ 465413646,
+ 0,
+ PieceColor::Dark,
+ );
+ assert_ne!(board1, board2);
+}
+
+#[test]
+fn test_bitboard_neq_kings() {
+ let board1 = CheckersBitBoard::new(
+ 0b11100111100111100111110111111011,
+ 0b11110011110000110000110000111100,
+ 0,
+ PieceColor::Dark,
+ );
+ let board2 = CheckersBitBoard::new(
+ 0b11100111100111100111110111111011,
+ 0b11110011110000110000110000111100,
+ 465413646,
+ PieceColor::Dark,
+ );
+ assert_ne!(board1, board2);
+}
+
+#[test]
+fn test_color_at_empty() {
+ let board = CheckersBitBoard::new(0, 0, 0, PieceColor::Dark);
+
+ for i in 0..32 {
+ assert_eq!(board.color_at(i), None)
+ }
+}
+
+#[test]
+fn test_color_at_specified_empty_colors() {
+ let board = CheckersBitBoard::new(0, 0b01, 0, PieceColor::Dark);
+
+ for i in 0..32 {
+ assert_eq!(board.color_at(i), None)
+ }
+}
+
+#[test]
+fn test_color_at_some_colors() {
+ let board = CheckersBitBoard::new(3, 0b01, 0, PieceColor::Dark);
+
+ assert_eq!(board.color_at(0), Some(PieceColor::Dark));
+ assert_eq!(board.color_at(1), Some(PieceColor::Light));
+
+ for i in 2..32 {
+ assert_eq!(board.color_at(i), None)
+ }
+}
+
+#[test]
+fn test_king_at_empty() {
+ let board = CheckersBitBoard::new(0, 0, 0, PieceColor::Dark);
+
+ for i in 0..32 {
+ assert_eq!(board.king_at(i), None)
+ }
+}
+
+#[test]
+fn test_king_at_specified_empty_colors() {
+ let board = CheckersBitBoard::new(0, 0, 0b01, PieceColor::Dark);
+
+ for i in 0..32 {
+ assert_eq!(board.king_at(i), None)
+ }
+}
+
+#[test]
+fn test_king_at_some_colors() {
+ let board = CheckersBitBoard::new(3, 0, 0b01, PieceColor::Dark);
+
+ assert_eq!(board.king_at(0), Some(true));
+ assert_eq!(board.king_at(1), Some(false));
+
+ for i in 2..32 {
+ assert_eq!(board.king_at(i), None)
+ }
+}
+
+#[test]
+fn test_move_piece_to_default_board() {
+ let board = CheckersBitBoard::default();
+ let board = unsafe { board.move_piece_to_unchecked(0, 5) };
+ assert!(!board.piece_at(0));
+ assert!(board.piece_at(5));
+ assert_eq!(board.color_at(5).unwrap(), PieceColor::Dark);
+ assert!(board.king_at(5).unwrap());
+ assert_eq!(board.turn, PieceColor::Light);
+}
+
+#[test]
+fn test_move_piece_forward_standard() {
+ let board = CheckersBitBoard::default();
+ let board = unsafe { board.move_piece_forward_unchecked(14, 2) }; // go to 16
+ assert!(!board.piece_at(14));
+ assert!(board.piece_at(16));
+ assert_eq!(board.color_at(16).unwrap(), PieceColor::Dark);
+ assert!(!board.king_at(16).unwrap());
+ assert_eq!(board.turn, PieceColor::Light);
+}
+
+#[test]
+fn test_move_piece_forward_wrap() {
+ let board = CheckersBitBoard::default();
+ let board = unsafe { board.move_piece_forward_unchecked(26, 8) }; // go to 9
+ assert!(!board.piece_at(26));
+ assert!(board.piece_at(2));
+ assert_eq!(board.color_at(2).unwrap(), PieceColor::Dark);
+ assert!(!board.king_at(2).unwrap());
+ assert_eq!(board.turn, PieceColor::Light);
+}
+
+#[test]
+fn test_move_piece_forward_left_to_king() {
+ let board = CheckersBitBoard::new(0b10000, 0b10000, 0, PieceColor::Dark);
+ let board = unsafe { board.move_piece_forward_left_unchecked(4) };
+ assert!(board.piece_at(11));
+ assert!(board.king_at(11).unwrap());
+}
+
+#[test]
+fn test_move_piece_backward_left_to_king() {
+ let board = CheckersBitBoard::new(0b10, 0, 0, PieceColor::Dark);
+ let board = unsafe { board.move_piece_backward_left_unchecked(1) };
+ assert!(board.piece_at(0));
+ assert!(board.king_at(0).unwrap());
+}
+
+#[test]
+fn test_move_piece_backward_standard() {
+ let board = CheckersBitBoard::default().flip_turn();
+ let board = unsafe { board.move_piece_backward_unchecked(29, 14) }; // go to 15
+ assert!(!board.piece_at(29));
+ assert!(board.piece_at(15));
+ assert_eq!(board.color_at(15).unwrap(), PieceColor::Light);
+ assert!(!board.king_at(15).unwrap());
+ assert_eq!(board.turn, PieceColor::Dark);
+ assert_eq!(board.previous_turn, PieceColor::Light);
+}
+
+#[test]
+fn test_move_piece_backward_wrap() {
+ let board = CheckersBitBoard::default();
+ let board = unsafe { board.move_piece_backward_unchecked(0, 4) }; // go to 28
+ assert!(!board.piece_at(0));
+ assert!(board.piece_at(28));
+ assert_eq!(board.color_at(28).unwrap(), PieceColor::Dark);
+ assert!(!board.king_at(28).unwrap());
+ assert_eq!(board.turn, PieceColor::Light);
+ assert_eq!(board.previous_turn, PieceColor::Dark);
+}
+
+#[test]
+// the specific tests have special values, and are different from the property tests
+fn test_jump_forward_left_specific() {
+ let board = CheckersBitBoard::new(0b10000001, 1, 0, PieceColor::Dark);
+
+ let board2 = unsafe { board.jump_piece_forward_left_unchecked(0) };
+ assert!(!board2.piece_at(0));
+ assert!(!board2.piece_at(7));
+ assert!(board2.piece_at(14));
+ assert_eq!(board2.color_at(14).unwrap(), board.color_at(0).unwrap());
+ assert_eq!(board2.king_at(14).unwrap(), board.king_at(0).unwrap());
+ assert_eq!(board2.turn, PieceColor::Light);
+}
+
+#[test]
+fn test_jump_forward_right_specific() {
+ let board = CheckersBitBoard::new(
+ 0b11000000000000000000,
+ 0b10000000000000000000,
+ 0,
+ PieceColor::Dark,
+ );
+
+ let board2 = unsafe { board.jump_piece_forward_right_unchecked(18) };
+ assert!(!board2.piece_at(18));
+ assert!(!board2.piece_at(19));
+ assert!(board2.piece_at(20));
+ assert_eq!(board2.color_at(20).unwrap(), board.color_at(18).unwrap());
+ assert_eq!(board2.king_at(20).unwrap(), board.king_at(18).unwrap());
+ assert_eq!(board2.turn, PieceColor::Light);
+}
+
+#[test]
+fn test_jump_backward_left_specific() {
+ let board = CheckersBitBoard::new(
+ 0b110000000000000000000000000,
+ 0b100000000000000000000000000,
+ 0,
+ PieceColor::Dark,
+ );
+
+ let board2 = unsafe { board.jump_piece_backward_left_unchecked(25) };
+ assert!(!board2.piece_at(25));
+ assert!(!board2.piece_at(24));
+ assert!(board2.piece_at(23));
+ assert_eq!(board2.color_at(23).unwrap(), board.color_at(25).unwrap());
+ assert_eq!(board2.king_at(23).unwrap(), board.king_at(25).unwrap());
+ assert_eq!(board2.turn, PieceColor::Light);
+}
+
+#[test]
+fn test_jump_backward_right_specific() {
+ let board = CheckersBitBoard::new(0b100000010000, 0b10000, 0, PieceColor::Dark);
+
+ let board2 = unsafe { board.jump_piece_backward_right_unchecked(11) };
+ assert!(!board2.piece_at(11));
+ assert!(!board2.piece_at(4));
+ assert!(board2.piece_at(29));
+ assert_eq!(board2.color_at(29).unwrap(), board.color_at(11).unwrap());
+ assert_eq!(board2.king_at(29).unwrap(), board.king_at(11).unwrap());
+ assert_eq!(board2.turn, PieceColor::Light);
+}
+
+#[test]
+fn test_send() {
+ fn assert_send<T: Send>() {}
+ assert_send::<CheckersBitBoard>();
+}
+
+#[test]
+fn test_sync() {
+ fn assert_sync<T: Sync>() {}
+ assert_sync::<CheckersBitBoard>();
+}
generated by cgit v1.2.3 (git 2.39.1) at 2026-03-04 14:36:52 +0000