test: lobby, session, store tests — deep copy, logs, inventory, stats

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

game/session_test.go

@@ -60,3 +60,91 @@ func TestSessionTurnTimeout(t *testing.T) {
 		t.Error("Turn did not timeout within 7 seconds")
 	}
 }
+
+func TestRevealNextLog(t *testing.T) {
+	s := NewGameSession()
+
+	// No logs to reveal
+	if s.RevealNextLog() {
+		t.Error("should return false when no pending logs")
+	}
+
+	// Manually add pending logs
+	s.mu.Lock()
+	s.state.PendingLogs = []string{"msg1", "msg2", "msg3"}
+	s.mu.Unlock()
+
+	if !s.RevealNextLog() {
+		t.Error("should return true when log revealed")
+	}
+
+	st := s.GetState()
+	if len(st.CombatLog) != 1 || st.CombatLog[0] != "msg1" {
+		t.Errorf("expected [msg1], got %v", st.CombatLog)
+	}
+	if len(st.PendingLogs) != 2 {
+		t.Errorf("expected 2 pending, got %d", len(st.PendingLogs))
+	}
+
+	// Reveal remaining
+	s.RevealNextLog()
+	s.RevealNextLog()
+	if s.RevealNextLog() {
+		t.Error("should return false after all revealed")
+	}
+}
+
+func TestDeepCopyIndependence(t *testing.T) {
+	s := NewGameSession()
+	p := entity.NewPlayer("Test", entity.ClassWarrior)
+	p.Fingerprint = "fp-test"
+	p.Inventory = append(p.Inventory, entity.Item{Name: "Sword", Type: entity.ItemWeapon, Bonus: 5})
+	s.AddPlayer(p)
+
+	state := s.GetState()
+
+	// Mutate the copy
+	state.Players[0].HP = 999
+	state.Players[0].Inventory = append(state.Players[0].Inventory, entity.Item{Name: "Shield"})
+
+	// Original should be unchanged
+	origState := s.GetState()
+	if origState.Players[0].HP == 999 {
+		t.Error("deep copy failed: HP mutation leaked to original")
+	}
+	if len(origState.Players[0].Inventory) != 1 {
+		t.Error("deep copy failed: inventory mutation leaked to original")
+	}
+}
+
+func TestBuyItemInventoryFull(t *testing.T) {
+	s := NewGameSession()
+	p := entity.NewPlayer("Buyer", entity.ClassWarrior)
+	p.Fingerprint = "fp-buyer"
+	p.Gold = 1000
+	// Fill inventory to 10
+	for i := 0; i < 10; i++ {
+		p.Inventory = append(p.Inventory, entity.Item{Name: "Junk"})
+	}
+	s.AddPlayer(p)
+
+	s.mu.Lock()
+	s.state.Phase = PhaseShop
+	s.state.ShopItems = []entity.Item{
+		{Name: "Potion", Type: entity.ItemConsumable, Bonus: 30, Price: 10},
+	}
+	s.mu.Unlock()
+
+	if s.BuyItem("fp-buyer", 0) {
+		t.Error("should not buy when inventory is full")
+	}
+}
+
+func TestSendChat(t *testing.T) {
+	s := NewGameSession()
+	s.SendChat("Alice", "hello")
+	st := s.GetState()
+	if len(st.CombatLog) != 1 || st.CombatLog[0] != "[Alice] hello" {
+		t.Errorf("expected chat log, got %v", st.CombatLog)
+	}
+}