From 9666676766bf21364f4fc4d0d1d336e72f2a91b4 Mon Sep 17 00:00:00 2001
From: historia <[not public]>
Date: Tue, 6 Oct 2026 12:57:23 -0400
Subject: refactor: split casino.go, dedup helpers, remove audit docs

---
 internal/game/wallet_refund_kind_test.go | 40 ++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 internal/game/wallet_refund_kind_test.go

(limited to 'internal/game/wallet_refund_kind_test.go')

diff --git a/internal/game/wallet_refund_kind_test.go b/internal/game/wallet_refund_kind_test.go
new file mode 100644
index 0000000..370c286
--- /dev/null
+++ b/internal/game/wallet_refund_kind_test.go
@@ -0,0 +1,40 @@
+package game
+
+import "testing"
+
+// RefundStakes must return chips as chips. PayCredits here used to convert the
+// casino-only chip stake into spendable credits (an economy exploit via unbet).
+func TestRefundStakesReturnsChipsInKind(t *testing.T) {
+	h := newHarness(t)
+	h.seedAccount("alice")
+	p := h.seedCharacter("alice", "alice")
+	h.g.RunOnOwner(func() {
+		p.Credits = 100
+		w := casinoWallet{g: h.g, p: p}
+		if !h.g.giveChips(p, 30) {
+			t.Error("could not seed chips")
+			return
+		}
+		wager, err := w.Wager(30) // spends chips first, 0 credits
+		if err != nil {
+			t.Error(err)
+			return
+		}
+		if wager.Chips != 30 || wager.Credits != 0 {
+			t.Errorf("wager = %+v, want 30 chips / 0 credits", wager)
+		}
+		if err := w.RefundStakes(wager.ID); err != nil {
+			t.Error(err)
+		}
+	})
+	h.barrier()
+	if p.Credits != 100 {
+		t.Fatalf("credits changed to %d, want 100 (chips must return in kind)", p.Credits)
+	}
+	if got := countChips(p); got != 30 {
+		t.Fatalf("chips after refund = %d, want 30", got)
+	}
+	if len(p.PendingWagers) != 0 {
+		t.Fatalf("pending stake not cleared: %+v", p.PendingWagers)
+	}
+}
-- 
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