Files
gambit/tests/Search.test.scala
T

30 lines
987 B
Scala

package gambit
class SearchTest extends munit.FunSuite:
private def mateThreshold = Searcher.MateValue - 100
test("finds mate in 1 for white") {
val pos = Fen.parse("6k1/5ppp/8/8/8/8/8/R6K w - - 0 1")
val (move, score) = new Searcher().bestMove(pos, 3)
assertEquals(Move.uci(move), "a1a8")
assert(score >= mateThreshold, s"expected mate score, got $score")
}
test("finds mate in 1 for black") {
val pos = Fen.parse("r6k/8/8/8/8/8/5PPP/6K1 b - - 0 1")
val (move, score) = new Searcher().bestMove(pos, 3)
assertEquals(Move.uci(move), "a8a1")
assert(score >= mateThreshold, s"expected mate score, got $score")
}
test("captures the hanging queen") {
val pos = Fen.parse("4k3/8/8/8/8/8/3q4/4K1R1 w - - 0 1")
val (move, _) = new Searcher().bestMove(pos, 3)
assertEquals(Move.to(move), Square.make(3, 1))
}
test("evaluation is symmetric on start position") {
assertEquals(Eval.evaluate(Fen.parse(Fen.startPosition)), 0)
}