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feat: Improve code formatting and readability in AlphaBetaSearch and related tests
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This commit is contained in:
Janis
2026-04-17 21:57:25 +02:00
parent 473c62666a
commit 0f6e32cf08
24 changed files with 352 additions and 268 deletions
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modules/io/src/test/scala/de/nowchess/io/fen/FenParserFastParseTest.scala
+68 -52
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@@ -70,58 +70,66 @@ class FenParserFastParseTest extends AnyFunSuite with Matchers:
FenParserFastParse.parseBoard("8pp/8/8/8/8/8/8/8") shouldBe None
test("parseFen handles all individual castling rights"):
FenParserFastParse.parseFen("rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w K - 0 1").fold(_ => fail(), ctx =>
ctx.castlingRights.whiteKingSide shouldBe true
ctx.castlingRights.whiteQueenSide shouldBe false
ctx.castlingRights.blackKingSide shouldBe false
ctx.castlingRights.blackQueenSide shouldBe false
)
FenParserFastParse
.parseFen("rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w K - 0 1")
.fold(
_ => fail(),
ctx =>
ctx.castlingRights.whiteKingSide shouldBe true
ctx.castlingRights.whiteQueenSide shouldBe false
ctx.castlingRights.blackKingSide shouldBe false
ctx.castlingRights.blackQueenSide shouldBe false,
)
FenParserFastParse.parseFen("rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w Q - 0 1").fold(_ => fail(), ctx =>
ctx.castlingRights.whiteQueenSide shouldBe true
ctx.castlingRights.whiteKingSide shouldBe false
)
FenParserFastParse
.parseFen("rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w Q - 0 1")
.fold(
_ => fail(),
ctx =>
ctx.castlingRights.whiteQueenSide shouldBe true
ctx.castlingRights.whiteKingSide shouldBe false,
)
FenParserFastParse.parseFen("rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w k - 0 1").fold(_ => fail(), ctx =>
ctx.castlingRights.blackKingSide shouldBe true
ctx.castlingRights.whiteKingSide shouldBe false
)
FenParserFastParse
.parseFen("rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w k - 0 1")
.fold(
_ => fail(),
ctx =>
ctx.castlingRights.blackKingSide shouldBe true
ctx.castlingRights.whiteKingSide shouldBe false,
)
FenParserFastParse.parseFen("rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w q - 0 1").fold(_ => fail(), ctx =>
ctx.castlingRights.blackQueenSide shouldBe true
ctx.castlingRights.whiteKingSide shouldBe false
)
FenParserFastParse
.parseFen("rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w q - 0 1")
.fold(
_ => fail(),
ctx =>
ctx.castlingRights.blackQueenSide shouldBe true
ctx.castlingRights.whiteKingSide shouldBe false,
)
test("parseFen parses all en passant squares"):
FenParserFastParse.parseFen("8/8/8/8/8/8/8/8 w - a3 0 1").fold(_ => fail(), ctx =>
ctx.enPassantSquare shouldBe Some(Square(File.A, Rank.R3))
)
FenParserFastParse
.parseFen("8/8/8/8/8/8/8/8 w - a3 0 1")
.fold(_ => fail(), ctx => ctx.enPassantSquare shouldBe Some(Square(File.A, Rank.R3)))
FenParserFastParse.parseFen("8/8/8/8/8/8/8/8 w - h6 0 1").fold(_ => fail(), ctx =>
ctx.enPassantSquare shouldBe Some(Square(File.H, Rank.R6))
)
FenParserFastParse
.parseFen("8/8/8/8/8/8/8/8 w - h6 0 1")
.fold(_ => fail(), ctx => ctx.enPassantSquare shouldBe Some(Square(File.H, Rank.R6)))
test("parseFen parses different halfMove and fullMove clocks"):
FenParserFastParse.parseFen("8/8/8/8/8/8/8/8 w - - 5 10").fold(_ => fail(), ctx =>
ctx.halfMoveClock shouldBe 5
)
FenParserFastParse.parseFen("8/8/8/8/8/8/8/8 w - - 5 10").fold(_ => fail(), ctx => ctx.halfMoveClock shouldBe 5)
FenParserFastParse.parseFen("8/8/8/8/8/8/8/8 w - - 0 100").fold(_ => fail(), ctx =>
ctx.halfMoveClock shouldBe 0
)
FenParserFastParse.parseFen("8/8/8/8/8/8/8/8 w - - 0 100").fold(_ => fail(), ctx => ctx.halfMoveClock shouldBe 0)
test("parseBoard parses boards with mixed empty and piece tokens"):
val mixed = "8/1p1p1p1p/8/1P1P1P1P/8/8/8/8"
FenParserFastParse.parseBoard(mixed) should not be empty
test("parseFen handles turn transitions"):
FenParserFastParse.parseFen("8/8/8/8/8/8/8/8 w - - 0 1").fold(_ => fail(), ctx =>
ctx.turn shouldBe Color.White
)
FenParserFastParse.parseFen("8/8/8/8/8/8/8/8 w - - 0 1").fold(_ => fail(), ctx => ctx.turn shouldBe Color.White)
FenParserFastParse.parseFen("8/8/8/8/8/8/8/8 b - - 0 1").fold(_ => fail(), ctx =>
ctx.turn shouldBe Color.Black
)
FenParserFastParse.parseFen("8/8/8/8/8/8/8/8 b - - 0 1").fold(_ => fail(), ctx => ctx.turn shouldBe Color.Black)
test("parseFen rejects invalid piece characters"):
FenParserFastParse.parseFen("8x/8/8/8/8/8/8/8 w - - 0 1").isLeft shouldBe true
@@ -133,7 +141,7 @@ class FenParserFastParseTest extends AnyFunSuite with Matchers:
test("parseBoard tests all piece types in various positions"):
// Test each piece type: pawn, rook, knight, bishop, queen, king (both colors)
val allPieces = "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR"
val parsed = FenParserFastParse.parseBoard(allPieces)
val parsed = FenParserFastParse.parseBoard(allPieces)
parsed.map(_.pieces.size) shouldBe Some(32)
parsed.map(_.pieceAt(Square(File.A, Rank.R8))) shouldBe Some(Some(Piece.BlackRook))
parsed.map(_.pieceAt(Square(File.B, Rank.R8))) shouldBe Some(Some(Piece.BlackKnight))
@@ -150,25 +158,33 @@ class FenParserFastParseTest extends AnyFunSuite with Matchers:
FenParserFastParse.parseFen("8/8/8/8/8/8/8/8 b - - 0 1").fold(_ => fail(), _.turn shouldBe Color.Black)
test("parseFen tests all castling combinations"):
FenParserFastParse.parseFen("8/8/8/8/8/8/8/8 w KQkq - 0 1").fold(_ => fail(), ctx =>
ctx.castlingRights.whiteKingSide shouldBe true
ctx.castlingRights.whiteQueenSide shouldBe true
ctx.castlingRights.blackKingSide shouldBe true
ctx.castlingRights.blackQueenSide shouldBe true
)
FenParserFastParse
.parseFen("8/8/8/8/8/8/8/8 w KQkq - 0 1")
.fold(
_ => fail(),
ctx =>
ctx.castlingRights.whiteKingSide shouldBe true
ctx.castlingRights.whiteQueenSide shouldBe true
ctx.castlingRights.blackKingSide shouldBe true
ctx.castlingRights.blackQueenSide shouldBe true,
)
FenParserFastParse.parseFen("8/8/8/8/8/8/8/8 w Kq - 0 1").fold(_ => fail(), ctx =>
ctx.castlingRights.whiteKingSide shouldBe true
ctx.castlingRights.whiteQueenSide shouldBe false
ctx.castlingRights.blackKingSide shouldBe false
ctx.castlingRights.blackQueenSide shouldBe true
)
FenParserFastParse
.parseFen("8/8/8/8/8/8/8/8 w Kq - 0 1")
.fold(
_ => fail(),
ctx =>
ctx.castlingRights.whiteKingSide shouldBe true
ctx.castlingRights.whiteQueenSide shouldBe false
ctx.castlingRights.blackKingSide shouldBe false
ctx.castlingRights.blackQueenSide shouldBe true,
)
test("parseFen tests all en passant files"):
for file <- Seq("a", "b", "c", "d", "e", "f", "g", "h") do
FenParserFastParse.parseFen(s"8/8/8/8/8/8/8/8 w - ${file}3 0 1").fold(_ => fail(), ctx =>
ctx.enPassantSquare should not be empty
)
FenParserFastParse
.parseFen(s"8/8/8/8/8/8/8/8 w - ${file}3 0 1")
.fold(_ => fail(), ctx => ctx.enPassantSquare should not be empty)
test("parseBoard with mixed pieces and empty squares"):
FenParserFastParse.parseBoard("r1bqkb1r/pppppppp/2n2n2/8/8/2N2N2/PPPPPPPP/R1BQKB1R") should not be empty