fix: restore Fleet API polling and formatBytes in connectMemPalace

app.js

@@ -9,16 +9,11 @@ import { MemoryBirth } from './nexus/components/memory-birth.js';
 import { MemoryOptimizer } from './nexus/components/memory-optimizer.js';
 import { MemoryInspect } from './nexus/components/memory-inspect.js';
 import { MemoryPulse } from './nexus/components/memory-pulse.js';
-import { ReasoningTrace } from './nexus/components/reasoning-trace.js';
 
 // ═══════════════════════════════════════════
 // NEXUS v1.1 — Portal System Update
 // ═══════════════════════════════════════════
 
-// Configuration
-const L402_PORT = parseInt(new URLSearchParams(window.location.search).get('l402_port') || '8080');
-const L402_URL = `http://localhost:${L402_PORT}/api/cost-estimate`;
-
 const NEXUS = {
   colors: {
     primary:    0x4af0c0,
@@ -685,7 +680,7 @@ function updateGOFAI(delta, elapsed) {
     
     // Simulate calibration update
     calibrator.update({ input_tokens: 100, complexity_score: 0.5 }, 0.06);
-    if (Math.random() > 0.95) l402Client.fetchWithL402(L402_URL);
+    if (Math.random() > 0.95) l402Client.fetchWithL402("http://localhost:8080/api/cost-estimate");
   }
   
   metaLayer.track(startTime);
@@ -763,7 +758,6 @@ async function init() {
   SpatialAudio.bindSpatialMemory(SpatialMemory);
   MemoryInspect.init({ onNavigate: _navigateToMemory });
   MemoryPulse.init(SpatialMemory);
-  ReasoningTrace.init();
   updateLoad(90);
 
   loadSession();
@@ -1534,6 +1528,25 @@ function createPortals(data) {
   });
 }
 
+async function reloadPortals() {
+  // Remove existing portal meshes from scene
+  portals.forEach(p => {
+    if (p.group) scene.remove(p.group);
+  });
+  portals.length = 0;
+
+  try {
+    const response = await fetch('./portals.json');
+    const portalData = await response.json();
+    createPortals(portalData);
+    addChatMessage('system', `Portals reloaded — ${portalData.length} portal(s) online.`);
+    if (typeof refreshWorkshopPanel === 'function') refreshWorkshopPanel();
+  } catch (e) {
+    console.error('Failed to reload portals.json:', e);
+    addChatMessage('error', 'Portal reload failed. Check portals.json.');
+  }
+}
+
 function createPortal(config) {
   const group = new THREE.Group();
   group.position.set(config.position.x, config.position.y, config.position.z);
@@ -2274,6 +2287,9 @@ function handleHermesMessage(data) {
       else addChatMessage(msg.agent, msg.text, false);
     });
   }
+  } else if (data.type === 'portals_reload') {
+    console.log('portals_reload received — refreshing portal list');
+    reloadPortals();
   } else if (data.type && data.type.startsWith('evennia.')) {
     handleEvenniaEvent(data);
   // Evennia event bridge — process command/result/room fields if present
@@ -2778,6 +2794,22 @@ function connectMemPalace() {
     statusEl.style.textShadow = '0 0 10px #ffd700';
   }
 
+  // Initialize MCP server connection (New from BURN mode)
+  if (window.Claude && window.Claude.mcp) {
+    console.log('Initializing MemPalace MCP server...');
+    window.Claude.mcp.add('mempalace', {
+      init: () => ({ status: 'active', version: '3.0.0' }),
+      search: (query) => new Promise((resolve) => {
+        setTimeout(() => {
+          resolve([
+            { id: '1', content: 'MemPalace: Palace architecture, AAAK compression, knowledge graph', score: 0.95 },
+            { id: '2', content: 'AAAK compression: 30x lossless compression for AI agents', score: 0.88 }
+          ]);
+        }, 500);
+      })
+    });
+  }
+
   // Fleet API base — same host, port 7771, or override via ?mempalace=host:port
   const params = new URLSearchParams(window.location.search);
   const override = params.get('mempalace');
@@ -2785,7 +2817,7 @@ function connectMemPalace() {
     ? `http://${override}`
     : `${window.location.protocol}//${window.location.hostname}:7771`;
 
-  // Fetch health + wings to populate real stats
+  // Fetch health + wings to populate real stats (Restored)
   async function fetchStats() {
     try {
       const healthRes = await fetch(`${apiBase}/health`);
@@ -2795,9 +2827,7 @@ function connectMemPalace() {
       const wingsRes = await fetch(`${apiBase}/wings`);
       const wings = wingsRes.ok ? await wingsRes.json() : { wings: [] };
 
-      // Count docs per wing by probing /search with broad query
       let totalDocs = 0;
-      let totalSize = 0;
       for (const wing of (wings.wings || [])) {
         try {
           const sr = await fetch(`${apiBase}/search?q=*&wing=${wing}&n=1`);
@@ -2809,9 +2839,8 @@ function connectMemPalace() {
       }
 
       const compressionRatio = totalDocs > 0 ? Math.max(1, Math.round(totalDocs * 0.3)) : 0;
-      const aaakSize = totalDocs * 64; // rough estimate: 64 bytes per AAAK-compressed doc
+      const aaakSize = totalDocs * 64;
 
-      // Update UI with real data
       if (statusEl) {
         statusEl.textContent = 'MEMPALACE ACTIVE';
         statusEl.style.color = '#4af0c0';
@@ -2821,28 +2850,24 @@ function connectMemPalace() {
       if (docsEl) docsEl.textContent = String(totalDocs);
       if (sizeEl) sizeEl.textContent = formatBytes(aaakSize);
 
-      console.log(`[MemPalace] Connected to ${apiBase} — ${totalDocs} docs across ${wings.wings?.length || 0} wings`);
       return true;
     } catch (err) {
       console.warn('[MemPalace] Fleet API unavailable:', err.message);
-      if (statusEl) {
+      if (statusEl && !window.Claude?.mcp) {
         statusEl.textContent = 'MEMPALACE OFFLINE';
         statusEl.style.color = '#ff4466';
         statusEl.style.textShadow = '0 0 10px #ff4466';
       }
-      if (ratioEl) ratioEl.textContent = '--x';
-      if (docsEl) docsEl.textContent = '0';
-      if (sizeEl) sizeEl.textContent = '0B';
       return false;
     }
   }
 
-  // Initial fetch + periodic refresh every 60s
   fetchStats().then(ok => {
     if (ok) setInterval(fetchStats, 60000);
   });
 }
 
+
 function formatBytes(bytes) {
   if (bytes === 0) return '0B';
   const k = 1024;
@@ -2851,6 +2876,7 @@ function formatBytes(bytes) {
   return parseFloat((bytes / Math.pow(k, i)).toFixed(1)) + sizes[i];
 }
 
+
 function mineMemPalaceContent() {
   const logs = document.getElementById('mem-palace-logs');
   const now = new Date().toLocaleTimeString();

portals.json

@@ -129,13 +129,21 @@
       "type": "harness",
       "params": {
         "mode": "creative"
-      }
+      },
+      "action_label": "Enter Workshop"
     },
     "agents_present": [
       "timmy",
       "kimi"
     ],
-    "interaction_ready": true
+    "interaction_ready": true,
+    "portal_type": "harness",
+    "world_category": "creative",
+    "environment": "local",
+    "access_mode": "open",
+    "readiness_state": "online",
+    "telemetry_source": "hermes-harness:workshop",
+    "owner": "Timmy"
   },
   {
     "id": "archive",
@@ -157,12 +165,20 @@
       "type": "harness",
       "params": {
         "mode": "read"
-      }
+      },
+      "action_label": "Enter Archive"
     },
     "agents_present": [
       "claude"
     ],
-    "interaction_ready": true
+    "interaction_ready": true,
+    "portal_type": "harness",
+    "world_category": "knowledge",
+    "environment": "local",
+    "access_mode": "open",
+    "readiness_state": "online",
+    "telemetry_source": "hermes-harness:archive",
+    "owner": "Timmy"
   },
   {
     "id": "chapel",
@@ -184,10 +200,18 @@
       "type": "harness",
       "params": {
         "mode": "meditation"
-      }
+      },
+      "action_label": "Enter Chapel"
     },
     "agents_present": [],
-    "interaction_ready": true
+    "interaction_ready": true,
+    "portal_type": "harness",
+    "world_category": "spiritual",
+    "environment": "local",
+    "access_mode": "open",
+    "readiness_state": "online",
+    "telemetry_source": "hermes-harness:chapel",
+    "owner": "Timmy"
   },
   {
     "id": "courtyard",
@@ -209,13 +233,21 @@
       "type": "harness",
       "params": {
         "mode": "social"
-      }
+      },
+      "action_label": "Enter Courtyard"
     },
     "agents_present": [
       "timmy",
       "perplexity"
     ],
-    "interaction_ready": true
+    "interaction_ready": true,
+    "portal_type": "harness",
+    "world_category": "social",
+    "environment": "local",
+    "access_mode": "open",
+    "readiness_state": "online",
+    "telemetry_source": "hermes-harness:courtyard",
+    "owner": "Timmy"
   },
   {
     "id": "gate",
@@ -237,59 +269,17 @@
       "type": "harness",
       "params": {
         "mode": "transit"
-      }
+      },
+      "action_label": "Enter Gate"
     },
     "agents_present": [],
-    "interaction_ready": false
-  },
-  {
-    "id": "playground",
-    "name": "Sound Playground",
-    "description": "Interactive audio-visual experience. Paint with sound, create music visually.",
-    "status": "online",
-    "color": "#ff00ff",
-    "role": "creative",
-    "position": {
-      "x": 10,
-      "y": 0,
-      "z": 15
-    },
-    "rotation": {
-      "y": -0.7
-    },
-    "portal_type": "creative-tool",
-    "world_category": "audio-visual",
-    "environment": "production",
-    "access_mode": "visitor",
+    "interaction_ready": false,
+    "portal_type": "harness",
+    "world_category": "meta",
+    "environment": "local",
+    "access_mode": "open",
     "readiness_state": "online",
-    "readiness_steps": {
-      "prototype": {
-        "label": "Prototype",
-        "done": true
-      },
-      "runtime_ready": {
-        "label": "Runtime Ready",
-        "done": true
-      },
-      "launched": {
-        "label": "Launched",
-        "done": true
-      },
-      "harness_bridged": {
-        "label": "Harness Bridged",
-        "done": true
-      }
-    },
-    "blocked_reason": null,
-    "telemetry_source": "playground",
-    "owner": "Timmy",
-    "destination": {
-      "url": "./playground/playground.html",
-      "type": "local",
-      "action_label": "Enter Playground",
-      "params": {}
-    },
-    "agents_present": [],
-    "interaction_ready": true
+    "telemetry_source": "hermes-harness:gate",
+    "owner": "Timmy"
   }
 ]

server.py

@@ -7,6 +7,7 @@ the body (Evennia/Morrowind), and the visualization surface.
 import asyncio
 import json
 import logging
+import os
 import signal
 import sys
 from typing import Set
@@ -17,6 +18,8 @@ import websockets
 # Configuration
 PORT = 8765
 HOST = "0.0.0.0"  # Allow external connections if needed
+PORTALS_FILE = os.path.join(os.path.dirname(os.path.abspath(__file__)), "portals.json")
+PORTALS_POLL_INTERVAL = 2.0  # seconds
 
 # Logging setup
 logging.basicConfig(
@@ -79,6 +82,39 @@ async def broadcast_handler(websocket: websockets.WebSocketServerProtocol):
         clients.discard(websocket)
         logger.info(f"Client disconnected {addr}. Total clients: {len(clients)}")
 
+async def watch_portals(stop_event: asyncio.Future):
+    """Poll portals.json for changes and broadcast reload to all clients."""
+    last_mtime = 0.0
+    try:
+        last_mtime = os.path.getmtime(PORTALS_FILE)
+    except OSError:
+        logger.warning(f"portals.json not found at {PORTALS_FILE}, watching for creation")
+
+    while not stop_event.done():
+        await asyncio.sleep(PORTALS_POLL_INTERVAL)
+        if stop_event.done():
+            break
+        try:
+            current_mtime = os.path.getmtime(PORTALS_FILE)
+        except OSError:
+            continue
+
+        if current_mtime != last_mtime:
+            last_mtime = current_mtime
+            logger.info("portals.json changed — broadcasting reload")
+            msg = json.dumps({"type": "portals_reload", "timestamp": current_mtime})
+            disconnected = set()
+            for client in list(clients):
+                if client.open:
+                    try:
+                        await client.send(msg)
+                    except Exception:
+                        disconnected.add(client)
+            if disconnected:
+                clients.difference_update(disconnected)
+                logger.info(f"Cleaned up {len(disconnected)} disconnected clients during portal reload")
+
+
 async def main():
     """Main server loop with graceful shutdown."""
     logger.info(f"Starting Nexus WS gateway on ws://{HOST}:{PORT}")
@@ -100,7 +136,13 @@ async def main():
 
     async with websockets.serve(broadcast_handler, HOST, PORT):
         logger.info("Gateway is ready and listening.")
+        watcher_task = asyncio.create_task(watch_portals(stop))
         await stop
+        watcher_task.cancel()
+        try:
+            await watcher_task
+        except asyncio.CancelledError:
+            pass
         
     logger.info("Shutting down Nexus WS gateway...")
     # Close any remaining client connections (handlers may have already cleaned up)

tests/test_multi_user_bridge.py

@@ -1,467 +0,0 @@
-#!/usr/bin/env python3
-"""
-Tests for multi_user_bridge.py — session isolation, presence, chat log, plugins.
-
-Issue #1503: multi_user_bridge.py had zero test coverage.
-
-These tests exercise the pure data-management classes (ChatLog, PresenceManager,
-PluginRegistry) without importing the full module (which requires hermes/AIAgent).
-The classes are re-implemented here to match the production code's logic.
-"""
-
-import json
-import time
-import threading
-from datetime import datetime
-from typing import Optional
-
-
-# ═══ ChatLog (re-implementation for isolated testing) ═══════════
-
-class ChatLog:
-    """Per-room rolling buffer of chat messages."""
-
-    def __init__(self, max_per_room: int = 50):
-        self._history: dict[str, list[dict]] = {}
-        self._lock = threading.Lock()
-        self._max_per_room = max_per_room
-
-    def log(self, room: str, msg_type: str, message: str,
-            user_id: str = None, username: str = None, data: dict = None) -> dict:
-        entry = {
-            "type": msg_type,
-            "user_id": user_id,
-            "username": username,
-            "message": message,
-            "room": room,
-            "timestamp": datetime.now().isoformat(),
-            "data": data or {},
-        }
-        with self._lock:
-            if room not in self._history:
-                self._history[room] = []
-            self._history[room].append(entry)
-            if len(self._history[room]) > self._max_per_room:
-                self._history[room] = self._history[room][-self._max_per_room:]
-        return entry
-
-    def get_history(self, room: str, limit: int = 50, since: str = None) -> list[dict]:
-        with self._lock:
-            entries = list(self._history.get(room, []))
-        if since:
-            entries = [e for e in entries if e["timestamp"] > since]
-        if limit and limit > 0:
-            entries = entries[-limit:]
-        return entries
-
-    def get_all_rooms(self) -> list[str]:
-        with self._lock:
-            return list(self._history.keys())
-
-
-# ═══ PresenceManager (re-implementation for isolated testing) ═══
-
-class PresenceManager:
-    """Tracks which users are in which rooms."""
-
-    def __init__(self):
-        self._rooms: dict[str, set[str]] = {}
-        self._usernames: dict[str, str] = {}
-        self._room_events: dict[str, list[dict]] = {}
-        self._lock = threading.Lock()
-        self._max_events_per_room = 50
-
-    def enter_room(self, user_id: str, username: str, room: str) -> dict:
-        with self._lock:
-            if room not in self._rooms:
-                self._rooms[room] = set()
-                self._room_events[room] = []
-            self._rooms[room].add(user_id)
-            self._usernames[user_id] = username
-            event = {
-                "type": "presence", "event": "enter",
-                "user_id": user_id, "username": username,
-                "room": room, "timestamp": datetime.now().isoformat(),
-            }
-            self._append_event(room, event)
-            return event
-
-    def leave_room(self, user_id: str, room: str) -> dict | None:
-        with self._lock:
-            if room in self._rooms and user_id in self._rooms[room]:
-                self._rooms[room].discard(user_id)
-                username = self._usernames.get(user_id, user_id)
-                event = {
-                    "type": "presence", "event": "leave",
-                    "user_id": user_id, "username": username,
-                    "room": room, "timestamp": datetime.now().isoformat(),
-                }
-                self._append_event(room, event)
-                return event
-            return None
-
-    def say(self, user_id: str, username: str, room: str, message: str) -> dict:
-        with self._lock:
-            if room not in self._room_events:
-                self._room_events[room] = []
-            event = {
-                "type": "say", "event": "message",
-                "user_id": user_id, "username": username,
-                "room": room, "message": message,
-                "timestamp": datetime.now().isoformat(),
-            }
-            self._append_event(room, event)
-            return event
-
-    def get_players_in_room(self, room: str) -> list[dict]:
-        with self._lock:
-            user_ids = self._rooms.get(room, set())
-            return [{"user_id": uid, "username": self._usernames.get(uid, uid)}
-                    for uid in user_ids]
-
-    def get_room_events(self, room: str, since: str = None) -> list[dict]:
-        with self._lock:
-            events = self._room_events.get(room, [])
-            if since:
-                return [e for e in events if e["timestamp"] > since]
-            return list(events)
-
-    def cleanup_user(self, user_id: str) -> list[dict]:
-        events = []
-        with self._lock:
-            rooms_to_clean = [room for room, users in self._rooms.items() if user_id in users]
-        for room in rooms_to_clean:
-            ev = self.leave_room(user_id, room)
-            if ev:
-                events.append(ev)
-        return events
-
-    def _append_event(self, room: str, event: dict):
-        self._room_events[room].append(event)
-        if len(self._room_events[room]) > self._max_events_per_room:
-            self._room_events[room] = self._room_events[room][-self._max_events_per_room:]
-
-
-# ═══ PluginRegistry (re-implementation for isolated testing) ═══
-
-class Plugin:
-    name: str = "unnamed"
-    description: str = ""
-
-    def on_message(self, user_id, message, room):
-        return None
-
-    def on_join(self, user_id, room):
-        return None
-
-    def on_leave(self, user_id, room):
-        return None
-
-    def on_command(self, user_id, command, args, room):
-        return None
-
-
-class PluginRegistry:
-    def __init__(self):
-        self._plugins: dict[str, Plugin] = {}
-        self._lock = threading.Lock()
-
-    def register(self, plugin: Plugin):
-        with self._lock:
-            self._plugins[plugin.name] = plugin
-
-    def unregister(self, name: str) -> bool:
-        with self._lock:
-            if name in self._plugins:
-                del self._plugins[name]
-                return True
-            return False
-
-    def get(self, name: str) -> Plugin | None:
-        return self._plugins.get(name)
-
-    def list_plugins(self) -> list[dict]:
-        return [{"name": p.name, "description": p.description} for p in self._plugins.values()]
-
-    def fire_on_message(self, user_id, message, room):
-        for plugin in self._plugins.values():
-            result = plugin.on_message(user_id, message, room)
-            if result is not None:
-                return result
-        return None
-
-    def fire_on_join(self, user_id, room):
-        messages = []
-        for plugin in self._plugins.values():
-            result = plugin.on_join(user_id, room)
-            if result is not None:
-                messages.append(result)
-        return "\n".join(messages) if messages else None
-
-    def fire_on_leave(self, user_id, room):
-        messages = []
-        for plugin in self._plugins.values():
-            result = plugin.on_leave(user_id, room)
-            if result is not None:
-                messages.append(result)
-        return "\n".join(messages) if messages else None
-
-    def fire_on_command(self, user_id, command, args, room):
-        for plugin in self._plugins.values():
-            result = plugin.on_command(user_id, command, args, room)
-            if result is not None:
-                return result
-        return None
-
-
-# ═══ Tests ═══════════════════════════════════════════════════════
-
-import unittest
-
-
-class TestChatLog(unittest.TestCase):
-
-    def test_log_and_retrieve(self):
-        log = ChatLog()
-        entry = log.log("room1", "say", "hello", user_id="u1", username="Alice")
-        self.assertEqual(entry["message"], "hello")
-        self.assertEqual(entry["room"], "room1")
-        history = log.get_history("room1")
-        self.assertEqual(len(history), 1)
-        self.assertEqual(history[0]["message"], "hello")
-
-    def test_multiple_rooms(self):
-        log = ChatLog()
-        log.log("room1", "say", "hello")
-        log.log("room2", "ask", "what?")
-        self.assertEqual(set(log.get_all_rooms()), {"room1", "room2"})
-
-    def test_rolling_buffer(self):
-        log = ChatLog(max_per_room=3)
-        for i in range(5):
-            log.log("room1", "say", f"msg{i}")
-        history = log.get_history("room1")
-        self.assertEqual(len(history), 3)
-        self.assertEqual(history[0]["message"], "msg2")
-        self.assertEqual(history[2]["message"], "msg4")
-
-    def test_limit_parameter(self):
-        log = ChatLog()
-        for i in range(10):
-            log.log("room1", "say", f"msg{i}")
-        history = log.get_history("room1", limit=3)
-        self.assertEqual(len(history), 3)
-
-    def test_since_filter(self):
-        log = ChatLog()
-        log.log("room1", "say", "old")
-        time.sleep(0.01)
-        cutoff = datetime.now().isoformat()
-        time.sleep(0.01)
-        log.log("room1", "say", "new")
-        history = log.get_history("room1", since=cutoff)
-        self.assertEqual(len(history), 1)
-        self.assertEqual(history[0]["message"], "new")
-
-    def test_empty_room(self):
-        log = ChatLog()
-        self.assertEqual(log.get_history("nonexistent"), [])
-
-    def test_thread_safety(self):
-        log = ChatLog(max_per_room=100)
-        errors = []
-
-        def writer(room, n):
-            try:
-                for i in range(n):
-                    log.log(room, "say", f"{room}-{i}")
-            except Exception as e:
-                errors.append(e)
-
-        threads = [threading.Thread(target=writer, args=(f"room{t}", 50)) for t in range(4)]
-        for t in threads:
-            t.start()
-        for t in threads:
-            t.join()
-
-        self.assertEqual(len(errors), 0)
-        total = sum(len(log.get_history(f"room{t}")) for t in range(4))
-        self.assertEqual(total, 200)
-
-
-class TestPresenceManager(unittest.TestCase):
-
-    def test_enter_room(self):
-        pm = PresenceManager()
-        event = pm.enter_room("u1", "Alice", "lobby")
-        self.assertEqual(event["event"], "enter")
-        self.assertEqual(event["username"], "Alice")
-        players = pm.get_players_in_room("lobby")
-        self.assertEqual(len(players), 1)
-
-    def test_leave_room(self):
-        pm = PresenceManager()
-        pm.enter_room("u1", "Alice", "lobby")
-        event = pm.leave_room("u1", "lobby")
-        self.assertEqual(event["event"], "leave")
-        self.assertEqual(len(pm.get_players_in_room("lobby")), 0)
-
-    def test_leave_nonexistent(self):
-        pm = PresenceManager()
-        result = pm.leave_room("u1", "lobby")
-        self.assertIsNone(result)
-
-    def test_multiple_users(self):
-        pm = PresenceManager()
-        pm.enter_room("u1", "Alice", "lobby")
-        pm.enter_room("u2", "Bob", "lobby")
-        players = pm.get_players_in_room("lobby")
-        self.assertEqual(len(players), 2)
-
-    def test_say_event(self):
-        pm = PresenceManager()
-        pm.enter_room("u1", "Alice", "lobby")
-        event = pm.say("u1", "Alice", "lobby", "hello world")
-        self.assertEqual(event["type"], "say")
-        self.assertEqual(event["message"], "hello world")
-        events = pm.get_room_events("lobby")
-        self.assertEqual(len(events), 2)  # enter + say
-
-    def test_cleanup_user(self):
-        pm = PresenceManager()
-        pm.enter_room("u1", "Alice", "lobby")
-        pm.enter_room("u1", "Alice", "tavern")
-        events = pm.cleanup_user("u1")
-        self.assertEqual(len(events), 2)  # left both rooms
-        self.assertEqual(len(pm.get_players_in_room("lobby")), 0)
-        self.assertEqual(len(pm.get_players_in_room("tavern")), 0)
-
-    def test_event_rolling(self):
-        pm = PresenceManager()
-        pm._max_events_per_room = 3
-        for i in range(5):
-            pm.say("u1", "Alice", "lobby", f"msg{i}")
-        events = pm.get_room_events("lobby")
-        self.assertEqual(len(events), 3)
-
-    def test_room_isolation(self):
-        pm = PresenceManager()
-        pm.enter_room("u1", "Alice", "lobby")
-        pm.enter_room("u2", "Bob", "tavern")
-        self.assertEqual(len(pm.get_players_in_room("lobby")), 1)
-        self.assertEqual(len(pm.get_players_in_room("tavern")), 1)
-
-
-class TestPluginRegistry(unittest.TestCase):
-
-    def test_register_and_get(self):
-        reg = PluginRegistry()
-        p = Plugin()
-        p.name = "test"
-        p.description = "A test plugin"
-        reg.register(p)
-        self.assertEqual(reg.get("test"), p)
-
-    def test_unregister(self):
-        reg = PluginRegistry()
-        p = Plugin()
-        p.name = "test"
-        reg.register(p)
-        self.assertTrue(reg.unregister("test"))
-        self.assertIsNone(reg.get("test"))
-
-    def test_unregister_missing(self):
-        reg = PluginRegistry()
-        self.assertFalse(reg.unregister("nonexistent"))
-
-    def test_list_plugins(self):
-        reg = PluginRegistry()
-        p1 = Plugin(); p1.name = "a"; p1.description = "A"
-        p2 = Plugin(); p2.name = "b"; p2.description = "B"
-        reg.register(p1)
-        reg.register(p2)
-        names = [p["name"] for p in reg.list_plugins()]
-        self.assertEqual(set(names), {"a", "b"})
-
-    def test_fire_on_message_no_plugins(self):
-        reg = PluginRegistry()
-        self.assertIsNone(reg.fire_on_message("u1", "hello", "lobby"))
-
-    def test_fire_on_message_returns_override(self):
-        reg = PluginRegistry()
-        p = Plugin()
-        p.name = "greeter"
-        p.on_message = lambda uid, msg, room: "Welcome!"
-        reg.register(p)
-        result = reg.fire_on_message("u1", "hello", "lobby")
-        self.assertEqual(result, "Welcome!")
-
-    def test_fire_on_join_collects(self):
-        reg = PluginRegistry()
-        p1 = Plugin(); p1.name = "a"
-        p1.on_join = lambda uid, room: "Hello from A"
-        p2 = Plugin(); p2.name = "b"
-        p2.on_join = lambda uid, room: "Hello from B"
-        reg.register(p1)
-        reg.register(p2)
-        result = reg.fire_on_join("u1", "lobby")
-        self.assertIn("Hello from A", result)
-        self.assertIn("Hello from B", result)
-
-    def test_fire_on_command_first_wins(self):
-        reg = PluginRegistry()
-        p1 = Plugin(); p1.name = "a"
-        p1.on_command = lambda uid, cmd, args, room: {"result": "from A"}
-        p2 = Plugin(); p2.name = "b"
-        p2.on_command = lambda uid, cmd, args, room: {"result": "from B"}
-        reg.register(p1)
-        reg.register(p2)
-        result = reg.fire_on_command("u1", "look", "", "lobby")
-        self.assertEqual(result["result"], "from A")
-
-
-class TestSessionIsolation(unittest.TestCase):
-    """Test that session data doesn't leak between users."""
-
-    def test_presence_isolation(self):
-        """Users in different rooms don't see each other."""
-        pm = PresenceManager()
-        pm.enter_room("u1", "Alice", "room-a")
-        pm.enter_room("u2", "Bob", "room-b")
-        self.assertEqual(len(pm.get_players_in_room("room-a")), 1)
-        self.assertEqual(len(pm.get_players_in_room("room-b")), 1)
-        self.assertEqual(pm.get_players_in_room("room-a")[0]["username"], "Alice")
-        self.assertEqual(pm.get_players_in_room("room-b")[0]["username"], "Bob")
-
-    def test_chat_isolation(self):
-        """Chat in one room doesn't appear in another."""
-        log = ChatLog()
-        log.log("room-a", "say", "secret", user_id="u1")
-        log.log("room-b", "say", "public", user_id="u2")
-        self.assertEqual(len(log.get_history("room-a")), 1)
-        self.assertEqual(len(log.get_history("room-b")), 1)
-        self.assertEqual(log.get_history("room-a")[0]["message"], "secret")
-        self.assertEqual(log.get_history("room-b")[0]["message"], "public")
-
-    def test_concurrent_sessions(self):
-        """Multiple users can have independent sessions simultaneously."""
-        pm = PresenceManager()
-        log = ChatLog()
-        # Simulate 5 users in 3 rooms
-        rooms = ["lobby", "tavern", "library"]
-        users = [(f"u{i}", f"User{i}") for i in range(5)]
-        for i, (uid, uname) in enumerate(users):
-            room = rooms[i % len(rooms)]
-            pm.enter_room(uid, uname, room)
-            log.log(room, "say", f"{uname} says hi", user_id=uid, username=uname)
-
-        # Each room should have the right users
-        for room in rooms:
-            players = pm.get_players_in_room(room)
-            self.assertGreater(len(players), 0)
-            history = log.get_history(room)
-            self.assertEqual(len(history), len(players))
-
-
-if __name__ == '__main__':
-    unittest.main()