1 files changed, 103 insertions, 0 deletions
diff --git a/internal/casino/manager_test.go b/internal/casino/manager_test.go
new file mode 100644
index 0000000..245133d
--- /dev/null
+++ b/internal/casino/manager_test.go
@@ -0,0 +1,103 @@
+package casino
+
+import "testing"
+
+type testWallet struct {
+	chips, credits, paid int
+}
+
+func (w *testWallet) Wager(amount int) (Wager, bool) {
+	if w.chips+w.credits < amount {
+		return Wager{}, false
+	}
+	chips := amount
+	if chips > w.chips {
+		chips = w.chips
+	}
+	w.chips -= chips
+	credits := amount - chips
+	w.credits -= credits
+	return Wager{Total: amount, Chips: chips, Credits: credits}, true
+}
+
+func (w *testWallet) PayCredits(amount int) {
+	w.paid += amount
+}
+
+func TestMixedWagerUsesChipsFirst(t *testing.T) {
+	w := &testWallet{chips: 7, credits: 50}
+	wager, ok := w.Wager(12)
+	if !ok || wager.Chips != 7 || wager.Credits != 5 || w.chips != 0 || w.credits != 45 {
+		t.Fatalf("unexpected wager: %+v wallet=%+v", wager, w)
+	}
+}
+
+func TestSoloBetResolvesImmediately(t *testing.T) {
+	m := NewManager(1)
+	cfg := TableConfig{ID: "slots", Game: GameSlots}
+	m.Join(1, cfg, "alice")
+	w := &testWallet{credits: 100}
+	events := m.Bet(1, "slots", "alice", 10, w)
+	found := false
+	for _, event := range events {
+		if event.Type == EventRoundStarted {
+			found = true
+		}
+	}
+	if !found {
+		t.Fatal("solo bet did not resolve immediately")
+	}
+}
+
+func TestMultiplePlayersWaitForBets(t *testing.T) {
+	m := NewManager(1)
+	cfg := TableConfig{ID: "slots", Game: GameSlots, BettingTicks: 2}
+	m.Join(1, cfg, "alice")
+	m.Join(1, cfg, "bob")
+	wa, wb := &testWallet{credits: 100}, &testWallet{credits: 100}
+	events := m.Bet(1, "slots", "alice", 10, wa)
+	for _, event := range events {
+		if event.Type == EventRoundStarted {
+			t.Fatal("round started before all players bet or timeout")
+		}
+	}
+	m.Bet(1, "slots", "bob", 10, wb)
+}
+
+func TestMachineAutobetCountdownAndStop(t *testing.T) {
+	m := NewManager(1)
+	cfg := MachineConfig{ID: "slots", Game: GameSlots, SpinTicks: 1}
+	m.JoinMachine(1, cfg, "alice")
+	m.SetMachineBet(1, "slots", "alice", 10)
+	w := &testWallet{credits: 100}
+	if events := m.EnableMachineAutoBet(1, "slots", "alice", w); len(events) != 0 {
+		t.Fatalf("enabling autobet emitted events before countdown: %+v", events)
+	}
+	for i, want := range []string{"Autobet enabled!", `Type "stop" to stop playing`, "Betting... 10 credits."} {
+		events := m.Tick()
+		if len(events) == 0 || eventText(events) != want {
+			t.Fatalf("tick %d message=%q events=%+v, want %q", i+1, eventText(events), events, want)
+		}
+	}
+	if !m.MachineBusy("alice") {
+		t.Fatal("autobet did not start a spin after countdown")
+	}
+	if events, stopped := m.StopMachineAutoBet(1, "slots", "alice"); !stopped || len(events) != 1 {
+		t.Fatalf("stop autobet events=%+v stopped=%v", events, stopped)
+	}
+	if _, playing := m.MachineFor("alice"); !playing {
+		t.Fatal("stopping autobet removed the player from the machine")
+	}
+}
+
+func eventText(events []Event) string {
+	for _, event := range events {
+		if event.PrivateMessage != "" {
+			return event.PrivateMessage
+		}
+		if event.Message != "" {
+			return event.Message
+		}
+	}
+	return ""
+}