283 lines
9.0 KiB
Python
283 lines
9.0 KiB
Python
"""Test Websocket API http module."""
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import asyncio
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from datetime import timedelta
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from typing import Any, cast
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from unittest.mock import patch
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from aiohttp import ServerDisconnectedError, WSMsgType, web
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import pytest
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from homeassistant.components.websocket_api import (
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async_register_command,
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const,
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http,
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websocket_command,
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)
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from homeassistant.components.websocket_api.connection import ActiveConnection
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from homeassistant.core import HomeAssistant, callback
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from homeassistant.util.dt import utcnow
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from tests.common import async_fire_time_changed
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from tests.typing import WebSocketGenerator
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@pytest.fixture
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def mock_low_queue():
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"""Mock a low queue."""
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with patch("homeassistant.components.websocket_api.http.MAX_PENDING_MSG", 1):
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yield
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@pytest.fixture
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def mock_low_peak():
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"""Mock a low queue."""
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with patch("homeassistant.components.websocket_api.http.PENDING_MSG_PEAK", 5):
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yield
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async def test_pending_msg_overflow(
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hass: HomeAssistant, mock_low_queue, websocket_client
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) -> None:
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"""Test get_panels command."""
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for idx in range(10):
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await websocket_client.send_json({"id": idx + 1, "type": "ping"})
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msg = await websocket_client.receive()
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assert msg.type == WSMsgType.close
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async def test_pending_msg_peak(
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hass: HomeAssistant,
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mock_low_peak,
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hass_ws_client: WebSocketGenerator,
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caplog: pytest.LogCaptureFixture,
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) -> None:
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"""Test pending msg overflow command."""
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orig_handler = http.WebSocketHandler
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setup_instance: http.WebSocketHandler | None = None
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def instantiate_handler(*args):
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nonlocal setup_instance
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setup_instance = orig_handler(*args)
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return setup_instance
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with patch(
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"homeassistant.components.websocket_api.http.WebSocketHandler",
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instantiate_handler,
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):
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websocket_client = await hass_ws_client()
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instance: http.WebSocketHandler = cast(http.WebSocketHandler, setup_instance)
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# Fill the queue past the allowed peak
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for _ in range(10):
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instance._send_message({"overload": "message"})
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async_fire_time_changed(
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hass, utcnow() + timedelta(seconds=const.PENDING_MSG_PEAK_TIME + 1)
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)
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msg = await websocket_client.receive()
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assert msg.type == WSMsgType.close
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assert "Client unable to keep up with pending messages" in caplog.text
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assert "Stayed over 5 for 5 seconds" in caplog.text
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assert "overload" in caplog.text
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async def test_pending_msg_peak_recovery(
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hass: HomeAssistant,
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mock_low_peak,
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hass_ws_client: WebSocketGenerator,
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caplog: pytest.LogCaptureFixture,
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) -> None:
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"""Test pending msg nears the peak but recovers."""
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orig_handler = http.WebSocketHandler
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setup_instance: http.WebSocketHandler | None = None
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def instantiate_handler(*args):
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nonlocal setup_instance
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setup_instance = orig_handler(*args)
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return setup_instance
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with patch(
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"homeassistant.components.websocket_api.http.WebSocketHandler",
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instantiate_handler,
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):
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websocket_client = await hass_ws_client()
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instance: http.WebSocketHandler = cast(http.WebSocketHandler, setup_instance)
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# Make sure the call later is started
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for _ in range(10):
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instance._send_message({})
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for _ in range(10):
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msg = await websocket_client.receive()
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assert msg.type == WSMsgType.TEXT
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instance._send_message({})
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msg = await websocket_client.receive()
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assert msg.type == WSMsgType.TEXT
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# Cleanly shutdown
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instance._send_message({})
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instance._handle_task.cancel()
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msg = await websocket_client.receive()
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assert msg.type == WSMsgType.TEXT
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msg = await websocket_client.receive()
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assert msg.type == WSMsgType.close
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assert "Client unable to keep up with pending messages" not in caplog.text
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async def test_pending_msg_peak_but_does_not_overflow(
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hass: HomeAssistant,
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mock_low_peak,
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hass_ws_client: WebSocketGenerator,
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caplog: pytest.LogCaptureFixture,
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) -> None:
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"""Test pending msg hits the low peak but recovers and does not overflow."""
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orig_handler = http.WebSocketHandler
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setup_instance: http.WebSocketHandler | None = None
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def instantiate_handler(*args):
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nonlocal setup_instance
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setup_instance = orig_handler(*args)
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return setup_instance
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with patch(
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"homeassistant.components.websocket_api.http.WebSocketHandler",
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instantiate_handler,
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):
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websocket_client = await hass_ws_client()
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instance: http.WebSocketHandler = cast(http.WebSocketHandler, setup_instance)
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# Kill writer task and fill queue past peak
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for _ in range(5):
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instance._message_queue.append(None)
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# Trigger the peak check
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instance._send_message({})
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# Clear the queue
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instance._message_queue.clear()
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# Trigger the peak clear
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instance._send_message({})
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async_fire_time_changed(
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hass, utcnow() + timedelta(seconds=const.PENDING_MSG_PEAK_TIME + 1)
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)
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msg = await websocket_client.receive()
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assert msg.type == WSMsgType.TEXT
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assert "Client unable to keep up with pending messages" not in caplog.text
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async def test_non_json_message(
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hass: HomeAssistant, websocket_client, caplog: pytest.LogCaptureFixture
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) -> None:
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"""Test trying to serialize non JSON objects."""
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bad_data = object()
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hass.states.async_set("test_domain.entity", "testing", {"bad": bad_data})
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await websocket_client.send_json({"id": 5, "type": "get_states"})
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msg = await websocket_client.receive_json()
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assert msg["id"] == 5
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assert msg["type"] == const.TYPE_RESULT
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assert msg["success"]
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assert msg["result"] == []
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assert "Unable to serialize to JSON. Bad data found" in caplog.text
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assert "State: test_domain.entity" in caplog.text
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assert "bad=<object" in caplog.text
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async def test_prepare_fail(
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hass: HomeAssistant,
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hass_ws_client: WebSocketGenerator,
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caplog: pytest.LogCaptureFixture,
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) -> None:
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"""Test failing to prepare."""
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with patch(
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"homeassistant.components.websocket_api.http.web.WebSocketResponse.prepare",
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side_effect=(asyncio.TimeoutError, web.WebSocketResponse.prepare),
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), pytest.raises(ServerDisconnectedError):
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await hass_ws_client(hass)
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assert "Timeout preparing request" in caplog.text
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async def test_binary_message(
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hass: HomeAssistant, websocket_client, caplog: pytest.LogCaptureFixture
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) -> None:
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"""Test binary messages."""
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binary_payloads = {
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104: ([], asyncio.Future()),
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105: ([], asyncio.Future()),
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}
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# Register a handler
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@callback
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@websocket_command(
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{
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"type": "get_binary_message_handler",
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}
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)
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def get_binary_message_handler(
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hass: HomeAssistant, connection: ActiveConnection, msg: dict[str, Any]
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):
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unsub = None
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@callback
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def binary_message_handler(
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hass: HomeAssistant, connection: ActiveConnection, payload: bytes
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):
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nonlocal unsub
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if msg["id"] == 103:
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raise ValueError("Boom")
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if payload:
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binary_payloads[msg["id"]][0].append(payload)
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else:
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binary_payloads[msg["id"]][1].set_result(
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b"".join(binary_payloads[msg["id"]][0])
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)
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unsub()
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prefix, unsub = connection.async_register_binary_handler(binary_message_handler)
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connection.send_result(msg["id"], {"prefix": prefix})
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async_register_command(hass, get_binary_message_handler)
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# Register multiple binary handlers
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for i in range(101, 106):
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await websocket_client.send_json(
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{"id": i, "type": "get_binary_message_handler"}
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)
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result = await websocket_client.receive_json()
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assert result["id"] == i
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assert result["type"] == const.TYPE_RESULT
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assert result["success"]
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assert result["result"]["prefix"] == i - 100
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# Send message to binary
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await websocket_client.send_bytes((0).to_bytes(1, "big") + b"test0")
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await websocket_client.send_bytes((3).to_bytes(1, "big") + b"test3")
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await websocket_client.send_bytes((3).to_bytes(1, "big") + b"test3")
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await websocket_client.send_bytes((10).to_bytes(1, "big") + b"test10")
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await websocket_client.send_bytes((4).to_bytes(1, "big") + b"test4")
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await websocket_client.send_bytes((4).to_bytes(1, "big") + b"")
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await websocket_client.send_bytes((5).to_bytes(1, "big") + b"test5")
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await websocket_client.send_bytes((5).to_bytes(1, "big") + b"test5-2")
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await websocket_client.send_bytes((5).to_bytes(1, "big") + b"")
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# Verify received
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assert await binary_payloads[104][1] == b"test4"
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assert await binary_payloads[105][1] == b"test5test5-2"
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assert "Error handling binary message" in caplog.text
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assert "Received binary message for non-existing handler 0" in caplog.text
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assert "Received binary message for non-existing handler 3" in caplog.text
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assert "Received binary message for non-existing handler 10" in caplog.text
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