feat(matrix-bridge-dagi): support N rooms in BRIDGE_ROOM_MAP, reject duplicate room_id (M2.0)

Made-with: Cursor

tests/test_matrix_bridge_room_mapping.py

@@ -149,3 +149,79 @@ def test_summary_no_tokens_in_output():
     for entry in summary:
         assert "token" not in str(entry).lower()
         assert "secret" not in str(entry).lower()
+
+
+# ── M2.0: N rooms, duplicate validation, multi-room lookup ────────────────────
+
+ROOM3 = "!ThirdRoom456:daarion.space"
+ROOM4 = "!FourthRoom789:daarion.space"
+ROOM5 = "!FifthRoom000:daarion.space"
+ALLOWED_MULTI = frozenset({"sofiia", "druid", "helion", "nutra", "alateya"})
+
+
+def test_parse_five_rooms():
+    """N rooms (up to 5) should all parse correctly."""
+    raw = (
+        f"sofiia:{ROOM1},druid:{ROOM2},helion:{ROOM3},"
+        f"nutra:{ROOM4},alateya:{ROOM5}"
+    )
+    cfg = parse_room_map(raw, ALLOWED_MULTI)
+    assert cfg.total_mappings == 5
+    assert cfg.agent_for_room(ROOM1) == "sofiia"
+    assert cfg.agent_for_room(ROOM2) == "druid"
+    assert cfg.agent_for_room(ROOM3) == "helion"
+    assert cfg.agent_for_room(ROOM4) == "nutra"
+    assert cfg.agent_for_room(ROOM5) == "alateya"
+
+
+def test_duplicate_room_id_raises():
+    """Same room_id bound to two agents must raise ValueError (M2.0 fail-fast)."""
+    raw = f"sofiia:{ROOM1},druid:{ROOM1}"
+    with pytest.raises(ValueError, match="Duplicate room_id"):
+        parse_room_map(raw, ALLOWED_MULTI)
+
+
+def test_duplicate_room_id_same_agent_raises():
+    """Even same agent repeated for same room must raise — 1 room = 1 agent."""
+    raw = f"sofiia:{ROOM1},sofiia:{ROOM1}"
+    with pytest.raises(ValueError, match="Duplicate room_id"):
+        parse_room_map(raw, ALLOWED_MULTI)
+
+
+def test_multi_room_o1_lookup():
+    """agent_for_room must return correct agent for each of N rooms (O(1) index)."""
+    raw = f"sofiia:{ROOM1},druid:{ROOM2},helion:{ROOM3}"
+    cfg = parse_room_map(raw, ALLOWED_MULTI)
+    assert cfg.agent_for_room(ROOM1) == "sofiia"
+    assert cfg.agent_for_room(ROOM2) == "druid"
+    assert cfg.agent_for_room(ROOM3) == "helion"
+    assert cfg.agent_for_room("!unknown:server") is None
+
+
+def test_rooms_for_agent_multi_room():
+    """rooms_for_agent returns all rooms bound to a given agent."""
+    raw = f"sofiia:{ROOM1},sofiia:{ROOM2},druid:{ROOM3}"
+    allowed = frozenset({"sofiia", "druid"})
+    cfg = parse_room_map(raw, allowed)
+    sofiia_rooms = cfg.rooms_for_agent("sofiia")
+    assert set(sofiia_rooms) == {ROOM1, ROOM2}
+    assert cfg.rooms_for_agent("druid") == [ROOM3]
+
+
+def test_multi_room_summary_count():
+    """as_summary() must return one entry per mapping."""
+    raw = f"sofiia:{ROOM1},druid:{ROOM2},helion:{ROOM3}"
+    cfg = parse_room_map(raw, ALLOWED_MULTI)
+    summary = cfg.as_summary()
+    assert len(summary) == 3
+    room_ids = {s["room_id"] for s in summary}
+    assert room_ids == {ROOM1, ROOM2, ROOM3}
+
+
+def test_multi_room_unknown_agent_filtered():
+    """agent_for_room returns None if agent not in allowed_agents (even if mapping exists)."""
+    raw = f"sofiia:{ROOM1},unknown_bot:{ROOM2}"
+    allowed = frozenset({"sofiia"})  # unknown_bot not allowed
+    cfg = parse_room_map(raw, allowed)
+    assert cfg.agent_for_room(ROOM1) == "sofiia"
+    assert cfg.agent_for_room(ROOM2) is None   # not in allowed_agents