From 779cf4f082343da894da89635127ae7bda22c657 Mon Sep 17 00:00:00 2001
From: Loic Guegan <manzerbredes@mailbox.org>
Date: Tue, 10 Jan 2023 16:58:03 +0100
Subject: [PATCH] Debug pawns promotion

---
 src/ChessArbiter.cpp   | 4 ++--
 tests/chessarbiter.cpp | 2 ++
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/ChessArbiter.cpp b/src/ChessArbiter.cpp
index 2830bc1..593ece2 100644
--- a/src/ChessArbiter.cpp
+++ b/src/ChessArbiter.cpp
@@ -131,12 +131,12 @@ bool ChessArbiter::Play(const std::string &move, char promote) {
       if(moved.piece == 'p' && dst[1]=='1'){
         board.RemovePiece(dst);
         board.AddPiece(tolower(promote),dst);
-        SAN+="="+toupper(promote);
+        SAN+="=";SAN.push_back(toupper(promote));
         was_pawn_promotion=true;
       } else if(dst[1]=='8'){
         board.RemovePiece(dst);
         board.AddPiece(toupper(promote),dst);
-        SAN+="="+toupper(promote);
+        SAN+="=";SAN.push_back(toupper(promote));
         was_pawn_promotion=true;
       }
     }
diff --git a/tests/chessarbiter.cpp b/tests/chessarbiter.cpp
index 3ac95ca..a6ee016 100644
--- a/tests/chessarbiter.cpp
+++ b/tests/chessarbiter.cpp
@@ -485,12 +485,14 @@ TEST_CASE("Specific bugs found on a game", "[BugFixes]") {
   a.Play("d7d8");
   CHECK(a.GetFEN() == "3Q4/k7/2p1ppp1/5qBp/5P1P/8/6PK/8 b - - 0 45");
   CHECK(a.WasPawnPromotion());
+  CHECK(a.GetSAN()=="d8=Q");
 
   // BUG 3 (Promotion)
   a.Setup("8/k2P4/2p1ppp1/5qBp/5P1P/8/6PK/8 w - - 0 45");
   a.Play("d7d8",'n');
   CHECK(a.GetFEN() == "3N4/k7/2p1ppp1/5qBp/5P1P/8/6PK/8 b - - 0 45");
   CHECK(a.WasPawnPromotion());
+  CHECK(a.GetSAN()=="d8=N");
 
   // BUG 4 (Promotion)
   char p=a.ParseSANPromotion("d8=Q");