Removed the python version and kept just the c++ one

tests/fen.cpp

@@ -0,0 +1,23 @@
+#include "../src/model/board/board.hpp"
+#include "lib.hpp"
+
+int main() {
+    std::string pos =
+        "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1";
+    ASSERT_EQUALS(pos, Board::setup_fen_position(pos).to_fen());
+
+    pos = "r1bk3r/p2pBpNp/n4n2/1p1NP2P/6P1/3P4/P1P1K3/q5b1 b Qk - 0 1";
+    ASSERT_EQUALS(pos, Board::setup_fen_position(pos).to_fen());
+
+    pos = "rnbqkbnr/pppppppp/8/8/4P3/8/PPPP1PPP/RNBQKBNR b KQkq e3 0 1";
+    ASSERT_EQUALS(pos, Board::setup_fen_position(pos).to_fen());
+
+    pos = "4k2r/6r1/8/8/8/8/3R4/R3K3 w Qk - 0 1";
+    ASSERT_EQUALS(pos, Board::setup_fen_position(pos).to_fen());
+
+    pos = "8/8/8/4p1K1/2k1P3/8/8/8 b - - 0 1";
+    ASSERT_EQUALS(pos, Board::setup_fen_position(pos).to_fen());
+
+    pos = "8/5k2/3p4/1p1Pp2p/pP2Pp1P/P4P1K/8/8 b - - 99 50";
+    ASSERT_EQUALS(pos, Board::setup_fen_position(pos).to_fen());
+}

tests/lib.hpp

@@ -0,0 +1,16 @@
+#pragma once
+
+#include <iostream>
+
+#define ASSERT_EQUALS(x, y)                                                    \
+    {                                                                          \
+        auto expected = x;                                                     \
+        auto actual = y;                                                       \
+        if (expected != actual) {                                              \
+            std::cerr << "Expected: " << std::endl                             \
+                      << '\t' << expected << std::endl                         \
+                      << "Got: " << std::endl                                  \
+                      << '\t' << actual << std::endl;                          \
+            exit(1);                                                           \
+        }                                                                      \
+    }

tests/positions.cpp

@@ -0,0 +1,20 @@
+#include "../src/model/utils/coords.hpp"
+#include "lib.hpp"
+
+int main() {
+    ASSERT_EQUALS(Coords(0, 0).to_algebraic(), "a1");
+    ASSERT_EQUALS(Coords(1, 0).to_algebraic(), "b1");
+
+    ASSERT_EQUALS(Coords(2, 1).to_algebraic(), "c2");
+    ASSERT_EQUALS(Coords(4, 2).to_algebraic(), "e3");
+
+    ASSERT_EQUALS(Coords(7, 7).to_algebraic(), "h8");
+
+    ASSERT_EQUALS(Coords::from_algebraic("a1"), Coords(0, 0));
+    ASSERT_EQUALS(Coords::from_algebraic("b1"), Coords(1, 0));
+
+    ASSERT_EQUALS(Coords::from_algebraic("c2"), Coords(2, 1));
+    ASSERT_EQUALS(Coords::from_algebraic("e3"), Coords(4, 2));
+
+    ASSERT_EQUALS(Coords::from_algebraic("h8"), Coords(7, 7));
+}