| 1 | import asyncio |
| 2 | import sys |
| 3 | import threading |
| 4 | import time |
| 5 | from pathlib import Path |
| 6 | |
| 7 | import pytest |
| 8 | |
| 9 | PROJECT_ROOT = Path(__file__).resolve().parents[1] |
| 10 | if str(PROJECT_ROOT) not in sys.path: |
| 11 | sys.path.insert(0, str(PROJECT_ROOT)) |
| 12 | |
| 13 | from helpers.ws_manager import WsManager |
| 14 | |
| 15 | NAMESPACE = "/ws" |
| 16 | |
| 17 | |
| 18 | class FakeSocketIOServer: |
| 19 | def __init__(self) -> None: |
| 20 | from unittest.mock import AsyncMock |
| 21 | |
| 22 | self.emit = AsyncMock() |
| 23 | self.disconnect = AsyncMock() |
| 24 | |
| 25 | |
| 26 | @pytest.mark.asyncio |
| 27 | async def test_state_sync_handshake_and_initial_snapshot_work_with_no_selected_context() -> None: |
| 28 | """ |
| 29 | Regression for Welcome screen: the UI has no selected context, so `state_request.context` |
| 30 | is null. We must still handshake and receive an initial `state_push` quickly (no hang). |
| 31 | """ |
| 32 | |
| 33 | from helpers.state_snapshot import validate_snapshot_schema_v1 |
| 34 | from helpers.state_monitor import _reset_state_monitor_for_testing |
| 35 | from api.ws_webui import WsWebui |
| 36 | |
| 37 | socketio = FakeSocketIOServer() |
| 38 | manager = WsManager(socketio, threading.RLock()) |
| 39 | |
| 40 | _reset_state_monitor_for_testing() |
| 41 | |
| 42 | lock = threading.RLock() |
| 43 | handler = WsWebui(socketio, lock, manager=manager, namespace=NAMESPACE) |
| 44 | |
| 45 | await manager.handle_connect(NAMESPACE, "sid-1") |
| 46 | await handler.on_connect("sid-1") |
| 47 | |
| 48 | push_ready = asyncio.Event() |
| 49 | captured: dict[str, object] = {} |
| 50 | |
| 51 | async def _emit(event_type, envelope, **_kwargs): |
| 52 | if event_type == "state_push": |
| 53 | captured["envelope"] = envelope |
| 54 | push_ready.set() |
| 55 | |
| 56 | socketio.emit.side_effect = _emit |
| 57 | |
| 58 | start = time.monotonic() |
| 59 | result = await handler.process( |
| 60 | "state_request", |
| 61 | { |
| 62 | "correlationId": "client-welcome", |
| 63 | "context": None, |
| 64 | "log_from": 0, |
| 65 | "notifications_from": 0, |
| 66 | "timezone": "UTC", |
| 67 | }, |
| 68 | "sid-1", |
| 69 | ) |
| 70 | |
| 71 | await asyncio.wait_for(push_ready.wait(), timeout=1.0) |
| 72 | assert (time.monotonic() - start) <= 1.0 |
| 73 | |
| 74 | envelope = captured.get("envelope") |
| 75 | assert isinstance(envelope, dict) |
| 76 | data = envelope.get("data") |
| 77 | assert isinstance(data, dict) |
| 78 | assert set(data.keys()) >= {"runtime_epoch", "seq", "snapshot"} |
| 79 | assert isinstance(data["snapshot"], dict) |
| 80 | validate_snapshot_schema_v1(data["snapshot"]) |