From 194164a77eb4f2479b94c19e6f0e1278ab608781 Mon Sep 17 00:00:00 2001
From: historia <[not public]>
Date: Fri, 18 Sep 2026 16:13:49 -0400
Subject: fix: more casino, economy, gameplay, security, and world data
 hardening gaps

---
 internal/casino/blackjack_test.go | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

(limited to 'internal/casino/blackjack_test.go')

diff --git a/internal/casino/blackjack_test.go b/internal/casino/blackjack_test.go
index 0f7527c..2e2e985 100644
--- a/internal/casino/blackjack_test.go
+++ b/internal/casino/blackjack_test.go
@@ -34,22 +34,22 @@ func TestBlackjackHandScoreShowsBlackjackAs21(t *testing.T) {
 func TestBlackjackSettlementRules(t *testing.T) {
 	rules := (BlackjackConfig{}).Normalize()
 	natural := &blackjackHand{bet: 10, cards: []card{{rank: "A"}, {rank: "K"}}}
-	if result, payout := settleHand(natural, 20, false, rules); result != "blackjack" || payout != 25 {
-		t.Fatalf("natural result=%s payout=%d", result, payout)
+	if result, payout, err := settleHand(natural, 20, false, rules); err != nil || result != "blackjack" || payout != 25 {
+		t.Fatalf("natural result=%s payout=%d err=%v", result, payout, err)
 	}
 	smallNatural := &blackjackHand{bet: 1, cards: []card{{rank: "A"}, {rank: "K"}}}
-	if result, payout := settleHand(smallNatural, 20, false, rules); result != "blackjack" || payout != 2 {
-		t.Fatalf("small natural result=%s payout=%d, want blackjack/2 (winnings round down)", result, payout)
+	if result, payout, err := settleHand(smallNatural, 20, false, rules); err != nil || result != "blackjack" || payout != 2 {
+		t.Fatalf("small natural result=%s payout=%d err=%v, want blackjack/2 (winnings round down)", result, payout, err)
 	}
 	dealerNatural := &blackjackHand{bet: 10, cards: []card{{rank: "A"}, {rank: "Q"}}}
-	if result, payout := settleHand(dealerNatural, 21, true, rules); result != "push" || payout != 10 {
-		t.Fatalf("dealer natural result=%s payout=%d", result, payout)
+	if result, payout, err := settleHand(dealerNatural, 21, true, rules); err != nil || result != "push" || payout != 10 {
+		t.Fatalf("dealer natural result=%s payout=%d err=%v", result, payout, err)
 	}
-	if result, payout := settleHand(&blackjackHand{bet: 10, cards: []card{{rank: "10"}, {rank: "8"}}}, 21, true, rules); result != "dealer blackjack" || payout != 0 {
-		t.Fatalf("dealer blackjack result=%s payout=%d", result, payout)
+	if result, payout, err := settleHand(&blackjackHand{bet: 10, cards: []card{{rank: "10"}, {rank: "8"}}}, 21, true, rules); err != nil || result != "dealer blackjack" || payout != 0 {
+		t.Fatalf("dealer blackjack result=%s payout=%d err=%v", result, payout, err)
 	}
-	if result, payout := settleHand(&blackjackHand{bet: 10, cards: []card{{rank: "10"}, {rank: "8"}}}, 22, false, rules); result != "win" || payout != 20 {
-		t.Fatalf("dealer bust result=%s payout=%d", result, payout)
+	if result, payout, err := settleHand(&blackjackHand{bet: 10, cards: []card{{rank: "10"}, {rank: "8"}}}, 22, false, rules); err != nil || result != "win" || payout != 20 {
+		t.Fatalf("dealer bust result=%s payout=%d err=%v", result, payout, err)
 	}
 }
 
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