1 files changed, 46 insertions, 0 deletions
diff --git a/internal/casino/big_six_test.go b/internal/casino/big_six_test.go
index cccad77..04bc7e3 100644
--- a/internal/casino/big_six_test.go
+++ b/internal/casino/big_six_test.go
@@ -291,3 +291,49 @@ func TestBigSixSettlementFailureAndDeparture(t *testing.T) {
 		t.Fatal("departing player lost result visibility")
 	}
 }
+
+func TestBigSixPartialTargets(t *testing.T) {
+	for _, tc := range []struct {
+		in   string
+		want string
+		ok   bool
+	}{
+		{"1", "1", true},
+		{"10", "10", true},
+		{"$20", "20", true},
+		{"sw", "SWORD", true},
+		{"SWO", "SWORD", true},
+		{"sword", "SWORD", true},
+		{"sh", "SHIELD", true},
+		{"shi", "SHIELD", true},
+		{"shield", "SHIELD", true},
+		{"s", "", false},      // SWORD or SHIELD
+		{"do", "", false},     // DOUBLE is automatic, not a wager
+		{"double", "", false}, // and its full name is not a wager either
+		{"", "", false},
+		{"99", "", false},
+	} {
+		got, ok := bigSixResolveTarget(tc.in)
+		if got != tc.want || ok != tc.ok {
+			t.Fatalf("bigSixResolveTarget(%q) = (%q,%v), want (%q,%v)", tc.in, got, ok, tc.want, tc.ok)
+		}
+	}
+	// A partial target must behave exactly like the full label at bet time,
+	// both in the stored wager and in the house-edge reference.
+	cfg := TableConfig{Game: GameBigSix}
+	if e := cfg.HouseEdge("sw"); len(e.Parts) != 1 || e.Parts[0].Loss != 1.0/49 {
+		t.Fatalf("partial house edge: %+v", e)
+	}
+	table := newBigSixTest()
+	table.join("a")
+	w := &recordingWallet{testWallet: testWallet{credits: 100}}
+	table.bet("a", "sw", 5, w)
+	table.bet("a", "sh", 7, w)
+	bets := table.players.get("a").bets
+	if len(w.open) != 2 || len(bets) != 2 || bets[0].spot != "SWORD" || bets[1].spot != "SHIELD" {
+		t.Fatalf("partial targets not canonicalized: %+v", bets)
+	}
+	if bigSixPayout("s") != 0 || bigSixPayout("sw") != 48 || bigSixPayout("sh") != 48 {
+		t.Fatal("partial payout")
+	}
+}