package engine

import "testing"

func TestBasicGameplayAndBot(t *testing.T) {
	e, err := New(VariantStandard, "", 0, "smoke-test")
	if err != nil {
		t.Fatal(err)
	}
	defer e.Close()

	if !e.AddMove(Move{From: 12, To: 28}) {
		t.Fatal("e2-e4 should be legal")
	}
	if e.Turn() != ColorBlack {
		t.Fatal("expected black to move")
	}

	bot := e.BotMove(2)
	if !e.AddMove(bot) {
		t.Fatalf("bot move should be legal: %+v", bot)
	}

	if e.HistoryCount() != 2 {
		t.Fatalf("expected history count 2, got %d", e.HistoryCount())
	}

	mv, ok := e.GetMoveAt(0)
	if !ok || mv.From != 12 || mv.To != 28 {
		t.Fatalf("unexpected move at index 0: %+v ok=%v", mv, ok)
	}

	if e.IsLegal(Move{From: 12, To: 28}) {
		t.Fatal("e2 is empty now, should not be legal")
	}
}