mirror of
https://github.com/HKUDS/nanobot.git
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406 lines
12 KiB
Python
406 lines
12 KiB
Python
import asyncio
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import json
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import tempfile
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from pathlib import Path
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from types import SimpleNamespace
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from unittest.mock import AsyncMock
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import pytest
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import nanobot.channels.weixin as weixin_mod
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from nanobot.bus.queue import MessageBus
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from nanobot.channels.weixin import (
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ITEM_IMAGE,
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ITEM_TEXT,
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MESSAGE_TYPE_BOT,
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WEIXIN_CHANNEL_VERSION,
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_decrypt_aes_ecb,
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_encrypt_aes_ecb,
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WeixinChannel,
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WeixinConfig,
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)
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def _make_channel() -> tuple[WeixinChannel, MessageBus]:
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bus = MessageBus()
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channel = WeixinChannel(
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WeixinConfig(
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enabled=True,
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allow_from=["*"],
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state_dir=tempfile.mkdtemp(prefix="nanobot-weixin-test-"),
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),
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bus,
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)
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return channel, bus
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def test_make_headers_includes_route_tag_when_configured() -> None:
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bus = MessageBus()
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channel = WeixinChannel(
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WeixinConfig(enabled=True, allow_from=["*"], route_tag=123),
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bus,
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)
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channel._token = "token"
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headers = channel._make_headers()
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assert headers["Authorization"] == "Bearer token"
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assert headers["SKRouteTag"] == "123"
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assert headers["iLink-App-Id"] == "bot"
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assert headers["iLink-App-ClientVersion"] == str((2 << 16) | (1 << 8) | 1)
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def test_channel_version_matches_reference_plugin_version() -> None:
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pkg = json.loads(Path("package/package.json").read_text())
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assert WEIXIN_CHANNEL_VERSION == pkg["version"]
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def test_save_and_load_state_persists_context_tokens(tmp_path) -> None:
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bus = MessageBus()
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channel = WeixinChannel(
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WeixinConfig(enabled=True, allow_from=["*"], state_dir=str(tmp_path)),
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bus,
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)
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channel._token = "token"
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channel._get_updates_buf = "cursor"
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channel._context_tokens = {"wx-user": "ctx-1"}
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channel._save_state()
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saved = json.loads((tmp_path / "account.json").read_text())
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assert saved["context_tokens"] == {"wx-user": "ctx-1"}
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restored = WeixinChannel(
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WeixinConfig(enabled=True, allow_from=["*"], state_dir=str(tmp_path)),
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bus,
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)
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assert restored._load_state() is True
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assert restored._context_tokens == {"wx-user": "ctx-1"}
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@pytest.mark.asyncio
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async def test_process_message_deduplicates_inbound_ids() -> None:
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channel, bus = _make_channel()
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msg = {
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"message_type": 1,
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"message_id": "m1",
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"from_user_id": "wx-user",
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"context_token": "ctx-1",
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"item_list": [
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{"type": ITEM_TEXT, "text_item": {"text": "hello"}},
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],
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}
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await channel._process_message(msg)
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first = await asyncio.wait_for(bus.consume_inbound(), timeout=1.0)
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await channel._process_message(msg)
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assert first.sender_id == "wx-user"
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assert first.chat_id == "wx-user"
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assert first.content == "hello"
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assert bus.inbound_size == 0
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@pytest.mark.asyncio
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async def test_process_message_caches_context_token_and_send_uses_it() -> None:
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channel, _bus = _make_channel()
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channel._client = object()
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channel._token = "token"
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channel._send_text = AsyncMock()
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await channel._process_message(
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{
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"message_type": 1,
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"message_id": "m2",
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"from_user_id": "wx-user",
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"context_token": "ctx-2",
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"item_list": [
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{"type": ITEM_TEXT, "text_item": {"text": "ping"}},
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],
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}
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)
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await channel.send(
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type("Msg", (), {"chat_id": "wx-user", "content": "pong", "media": [], "metadata": {}})()
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)
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channel._send_text.assert_awaited_once_with("wx-user", "pong", "ctx-2")
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@pytest.mark.asyncio
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async def test_process_message_persists_context_token_to_state_file(tmp_path) -> None:
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bus = MessageBus()
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channel = WeixinChannel(
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WeixinConfig(enabled=True, allow_from=["*"], state_dir=str(tmp_path)),
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bus,
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)
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await channel._process_message(
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{
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"message_type": 1,
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"message_id": "m2b",
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"from_user_id": "wx-user",
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"context_token": "ctx-2b",
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"item_list": [
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{"type": ITEM_TEXT, "text_item": {"text": "ping"}},
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],
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}
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)
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saved = json.loads((tmp_path / "account.json").read_text())
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assert saved["context_tokens"] == {"wx-user": "ctx-2b"}
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@pytest.mark.asyncio
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async def test_process_message_extracts_media_and_preserves_paths() -> None:
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channel, bus = _make_channel()
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channel._download_media_item = AsyncMock(return_value="/tmp/test.jpg")
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await channel._process_message(
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{
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"message_type": 1,
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"message_id": "m3",
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"from_user_id": "wx-user",
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"context_token": "ctx-3",
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"item_list": [
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{"type": ITEM_IMAGE, "image_item": {"media": {"encrypt_query_param": "x"}}},
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],
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}
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)
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inbound = await asyncio.wait_for(bus.consume_inbound(), timeout=1.0)
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assert "[image]" in inbound.content
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assert "/tmp/test.jpg" in inbound.content
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assert inbound.media == ["/tmp/test.jpg"]
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@pytest.mark.asyncio
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async def test_send_without_context_token_does_not_send_text() -> None:
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channel, _bus = _make_channel()
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channel._client = object()
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channel._token = "token"
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channel._send_text = AsyncMock()
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await channel.send(
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type("Msg", (), {"chat_id": "unknown-user", "content": "pong", "media": [], "metadata": {}})()
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)
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channel._send_text.assert_not_awaited()
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@pytest.mark.asyncio
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async def test_send_does_not_send_when_session_is_paused() -> None:
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channel, _bus = _make_channel()
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channel._client = object()
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channel._token = "token"
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channel._context_tokens["wx-user"] = "ctx-2"
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channel._pause_session(60)
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channel._send_text = AsyncMock()
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await channel.send(
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type("Msg", (), {"chat_id": "wx-user", "content": "pong", "media": [], "metadata": {}})()
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)
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channel._send_text.assert_not_awaited()
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@pytest.mark.asyncio
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async def test_poll_once_pauses_session_on_expired_errcode() -> None:
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channel, _bus = _make_channel()
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channel._client = SimpleNamespace(timeout=None)
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channel._token = "token"
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channel._api_post = AsyncMock(return_value={"ret": 0, "errcode": -14, "errmsg": "expired"})
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await channel._poll_once()
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assert channel._session_pause_remaining_s() > 0
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@pytest.mark.asyncio
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async def test_qr_login_refreshes_expired_qr_and_then_succeeds() -> None:
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channel, _bus = _make_channel()
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channel._running = True
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channel._save_state = lambda: None
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channel._print_qr_code = lambda url: None
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channel._api_get = AsyncMock(
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side_effect=[
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{"qrcode": "qr-1", "qrcode_img_content": "url-1"},
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{"status": "expired"},
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{"qrcode": "qr-2", "qrcode_img_content": "url-2"},
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{
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"status": "confirmed",
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"bot_token": "token-2",
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"ilink_bot_id": "bot-2",
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"baseurl": "https://example.test",
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"ilink_user_id": "wx-user",
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},
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]
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)
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ok = await channel._qr_login()
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assert ok is True
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assert channel._token == "token-2"
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assert channel.config.base_url == "https://example.test"
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@pytest.mark.asyncio
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async def test_qr_login_returns_false_after_too_many_expired_qr_codes() -> None:
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channel, _bus = _make_channel()
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channel._running = True
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channel._print_qr_code = lambda url: None
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channel._api_get = AsyncMock(
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side_effect=[
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{"qrcode": "qr-1", "qrcode_img_content": "url-1"},
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{"status": "expired"},
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{"qrcode": "qr-2", "qrcode_img_content": "url-2"},
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{"status": "expired"},
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{"qrcode": "qr-3", "qrcode_img_content": "url-3"},
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{"status": "expired"},
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{"qrcode": "qr-4", "qrcode_img_content": "url-4"},
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{"status": "expired"},
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]
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)
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ok = await channel._qr_login()
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assert ok is False
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@pytest.mark.asyncio
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async def test_process_message_skips_bot_messages() -> None:
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channel, bus = _make_channel()
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await channel._process_message(
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{
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"message_type": MESSAGE_TYPE_BOT,
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"message_id": "m4",
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"from_user_id": "wx-user",
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"item_list": [
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{"type": ITEM_TEXT, "text_item": {"text": "hello"}},
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],
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}
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)
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assert bus.inbound_size == 0
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class _DummyHttpResponse:
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def __init__(self, *, headers: dict[str, str] | None = None, status_code: int = 200) -> None:
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self.headers = headers or {}
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self.status_code = status_code
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def raise_for_status(self) -> None:
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return None
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@pytest.mark.asyncio
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async def test_send_media_uses_upload_full_url_when_present(tmp_path) -> None:
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channel, _bus = _make_channel()
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media_file = tmp_path / "photo.jpg"
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media_file.write_bytes(b"hello-weixin")
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cdn_post = AsyncMock(return_value=_DummyHttpResponse(headers={"x-encrypted-param": "dl-param"}))
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channel._client = SimpleNamespace(post=cdn_post)
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channel._api_post = AsyncMock(
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side_effect=[
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{
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"upload_full_url": "https://upload-full.example.test/path?foo=bar",
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"upload_param": "should-not-be-used",
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},
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{"ret": 0},
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]
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)
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await channel._send_media_file("wx-user", str(media_file), "ctx-1")
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# first POST call is CDN upload
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cdn_url = cdn_post.await_args_list[0].args[0]
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assert cdn_url == "https://upload-full.example.test/path?foo=bar"
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@pytest.mark.asyncio
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async def test_send_media_falls_back_to_upload_param_url(tmp_path) -> None:
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channel, _bus = _make_channel()
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media_file = tmp_path / "photo.jpg"
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media_file.write_bytes(b"hello-weixin")
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cdn_post = AsyncMock(return_value=_DummyHttpResponse(headers={"x-encrypted-param": "dl-param"}))
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channel._client = SimpleNamespace(post=cdn_post)
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channel._api_post = AsyncMock(
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side_effect=[
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{"upload_param": "enc-need-fallback"},
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{"ret": 0},
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]
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)
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await channel._send_media_file("wx-user", str(media_file), "ctx-1")
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cdn_url = cdn_post.await_args_list[0].args[0]
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assert cdn_url.startswith(f"{channel.config.cdn_base_url}/upload?encrypted_query_param=enc-need-fallback")
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assert "&filekey=" in cdn_url
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def test_decrypt_aes_ecb_strips_valid_pkcs7_padding() -> None:
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key_b64 = "MDEyMzQ1Njc4OWFiY2RlZg==" # base64("0123456789abcdef")
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plaintext = b"hello-weixin-padding"
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ciphertext = _encrypt_aes_ecb(plaintext, key_b64)
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decrypted = _decrypt_aes_ecb(ciphertext, key_b64)
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assert decrypted == plaintext
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class _DummyDownloadResponse:
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def __init__(self, content: bytes, status_code: int = 200) -> None:
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self.content = content
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self.status_code = status_code
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def raise_for_status(self) -> None:
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return None
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@pytest.mark.asyncio
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async def test_download_media_item_uses_full_url_when_present(tmp_path) -> None:
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channel, _bus = _make_channel()
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weixin_mod.get_media_dir = lambda _name: tmp_path
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full_url = "https://cdn.example.test/download/full"
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channel._client = SimpleNamespace(
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get=AsyncMock(return_value=_DummyDownloadResponse(content=b"raw-image-bytes"))
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)
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item = {
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"media": {
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"full_url": full_url,
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"encrypt_query_param": "enc-fallback-should-not-be-used",
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},
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}
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saved_path = await channel._download_media_item(item, "image")
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assert saved_path is not None
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assert Path(saved_path).read_bytes() == b"raw-image-bytes"
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channel._client.get.assert_awaited_once_with(full_url)
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@pytest.mark.asyncio
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async def test_download_media_item_falls_back_to_encrypt_query_param(tmp_path) -> None:
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channel, _bus = _make_channel()
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weixin_mod.get_media_dir = lambda _name: tmp_path
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channel._client = SimpleNamespace(
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get=AsyncMock(return_value=_DummyDownloadResponse(content=b"fallback-bytes"))
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)
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item = {"media": {"encrypt_query_param": "enc-fallback"}}
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saved_path = await channel._download_media_item(item, "image")
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assert saved_path is not None
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assert Path(saved_path).read_bytes() == b"fallback-bytes"
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called_url = channel._client.get.await_args_list[0].args[0]
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assert called_url.startswith(f"{channel.config.cdn_base_url}/download?encrypted_query_param=enc-fallback")
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