Add castling test when both rooks at the queen side

lichess-org · Nov 5, 2023 · 76fd6e7 · 76fd6e7
1 parent 6c0b135
commit 76fd6e7
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Showing 2 changed files with 7 additions and 2 deletions.
diff --git a/src/main/scala/format/FenReader.scala b/src/main/scala/format/FenReader.scala
@@ -31,7 +31,7 @@ trait FenReader:
               val color    = Color.fromWhite(ch.isUpper)
               val backRank = Bitboard.rank(color.backRank)
               // rooks that can be used for castling
-              val rooks    = board.rooks & board(color) & backRank
+              val rooks = board.rooks & board(color) & backRank
               {
                 for
                   kingSquare <- (board.kingOf(color) & backRank).first

diff --git a/test-kit/src/test/scala/format/FenTest.scala b/test-kit/src/test/scala/format/FenTest.scala
@@ -57,6 +57,11 @@ class FenTest extends ChessTest:
     assertEquals(Fen.writeOpening(Fen.read(fen).get), fen)
 
   test("catsling rights with 2 rooks on the same side"):
-    val fen  = Fen.Epd("4k3/8/8/8/8/8/8/4K1RR w K - 0 1")
+    val fen       = Fen.Epd("4k3/8/8/8/8/8/8/4K1RR w K - 0 1")
+    val situation = Fen.read(Standard, fen).get
+    assertEquals(situation.legalMoves.filter(_.castles), Nil)
+
+  test("catsling rights with 2 rooks on the same side"):
+    val fen       = Fen.Epd("4k3/8/8/8/8/8/8/RR2K3 w Q - 0 1")
     val situation = Fen.read(Standard, fen).get
     assertEquals(situation.legalMoves.filter(_.castles), Nil)