Add some tests for checking only valid moves

tests/tests_main.cpp

@@ -1,6 +1,7 @@
 #define CATCH_CONFIG_MAIN
 #include "catch.hpp"
 #include "test_boards.h"
+#include "valid_moves.h"
 #include <sstream>
 #include <functions.h>
 
@@ -146,6 +147,7 @@ TEST_CASE("Test that invalid position ints return false", "[is_valid_position]")
 
 TEST_CASE("Test what pieces may move where functon", "[get_possible_movers]"){
 	std::unordered_set<Position> H1_possible_movers = {Position::H2, Position::G1};
+	CHECK(get_possible_movers(BISHOP_BLOCKED1_KING_POS, BISHOP_BLOCKED1_BOARD) == BISHOP_BLOCKED1_CAN_MOVE_TO_B_KING);
 	CHECK(get_possible_movers(Position::H3, DEFAULT_BOARD) == H1_possible_movers);
 }
 
@@ -154,6 +156,8 @@ TEST_CASE("Test where this piece may move to", "[get_possible_moves]"){
 	std::unordered_set<Position> black_A_pawn_possible_moves = {Position::A6,Position::A5};
 	CHECK(get_possible_moves(Position::G1, DEFAULT_BOARD) == white_right_knight_possible_moves);
 	CHECK(get_possible_moves(Position::A7, DEFAULT_BOARD) == black_A_pawn_possible_moves);
+	CHECK(get_possible_moves(KNIGHT_BLOCKED1_POS, KNIGHT_BLOCKED1_BOARD) == KNIGHT_BLOCKED1_MOVES);
+	CHECK(get_possible_moves(BISHOP_BLOCKED1_POS, BISHOP_BLOCKED1_BOARD) == BISHOP_BLOCKED1_MOVES);
 }
 
 TEST_CASE("Test all possible and impossible moves for black pieces", "[get_all_moves][black]"){

tests/valid_moves.h

@@ -0,0 +1,43 @@
+#include <unordered_set>
+#include <constants.h>
+
+const Position KNIGHT_BLOCKED1_POS = B8;
+const std::array<PieceType, 64> KNIGHT_BLOCKED1_BOARD = {
+	NONE, B_KNIGHT, NONE, NONE, NONE, NONE, NONE, NONE, 	
+	NONE, NONE, NONE, B_PAWN, NONE, NONE, NONE, NONE, 	
+	NONE, NONE, W_PAWN, NONE, NONE, NONE, NONE, NONE, 	
+	NONE, NONE, NONE, NONE, NONE, NONE, NONE, NONE, 	
+	NONE, NONE, NONE, NONE, NONE, NONE, NONE, NONE, 	
+	NONE, NONE, NONE, NONE, NONE, NONE, NONE, NONE, 	
+	NONE, NONE, NONE, NONE, NONE, NONE, NONE, NONE, 	
+	NONE, NONE, NONE, NONE, NONE, NONE, NONE, NONE
+};
+// Should NOT inclde D7
+const std::unordered_set<Position> KNIGHT_BLOCKED1_MOVES = {
+	A6, C6
+};
+
+const Position BISHOP_BLOCKED1_POS = D5;
+const std::array<PieceType, 64> BISHOP_BLOCKED1_BOARD = {
+	NONE, NONE, NONE, NONE, NONE, NONE, NONE, NONE, 	
+	NONE, B_QUEEN, NONE  , B_PAWN  , NONE, W_KING, NONE, NONE, 	
+	NONE, NONE   , NONE  , NONE    , NONE, NONE, NONE, NONE, 	
+	NONE, NONE   , W_ROOK, W_BISHOP, NONE, NONE, NONE, NONE, 	
+	NONE, NONE   , NONE  , NONE    , NONE, NONE, NONE, NONE, 	
+	NONE, NONE   , NONE  , NONE    , NONE, B_KING, NONE, NONE, 	
+	NONE, NONE   , NONE  , NONE    , NONE, NONE, NONE, NONE, 	
+	NONE, NONE   , NONE  , NONE    , NONE, NONE, NONE, NONE
+};
+// Should NOT include A8, H8, G2, or H1
+const std::unordered_set<Position> BISHOP_BLOCKED1_MOVES = {
+	B7,
+	C6,E6,
+	C4,E4,
+	B3,F3,
+	A2
+};
+// Should NOT include B2 (black queen) as it is obstructed by the bishop on D5
+const std::unordered_set<Position> BISHOP_BLOCKED1_CAN_MOVE_TO_B_KING = {
+	D5
+};
+const Position BISHOP_BLOCKED1_KING_POS = F3;