core/tests/components/websocket_api/test_http.py

239 lines
7.4 KiB
Python

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