[board] Some test helpers that produce Squares from algebraic notiation and assert their validity

board/src/lib.rs

@@ -1,9 +1,14 @@
+// Eryn Wells <eryn@erynwells.me>
+
 mod bitboard;
 mod moves;
 pub mod piece;
 mod position;
 mod square;
 
+#[cfg(test)]
+mod tests;
+
 pub use moves::Move;
 pub use position::Position;
 pub use square::Square;