Files
NestQuest/tests/test_lifecycle.py
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250 lines
8.5 KiB
Python

"""Tests for the setup/unload lifecycle of NestQuest."""
from __future__ import annotations
import asyncio
import inspect
import sys
from types import SimpleNamespace
from unittest.mock import MagicMock
# Mock homeassistant modules if not installed in environment
for _mod in (
"homeassistant",
"homeassistant.core",
"homeassistant.config_entries",
):
sys.modules.setdefault(_mod, MagicMock())
# Wire parent package attributes to the actual module mocks so that
# "from homeassistant import config_entries" resolves to the mocked module.
sys.modules["homeassistant"].config_entries = sys.modules["homeassistant.config_entries"]
import pytest
from custom_components.nestquest import DOMAIN, async_setup_entry, async_unload_entry
from custom_components.nestquest.const import DOMAIN as DOMAIN_CONST
def _run(coro):
return asyncio.new_event_loop().run_until_complete(coro)
class _ListenerRegistry:
"""Models HA's update-listener bookkeeping: appends to a list per entry, with per-listener removers."""
def __init__(self, hass=None):
self._hass = hass
self._listeners: dict[str, list[object]] = {}
self.reloaded: list[str] = []
self._loop = asyncio.new_event_loop()
def add(self, entry_id: str, listener) -> object:
def _remove():
self._listeners.get(entry_id, []).remove(listener)
self._listeners.setdefault(entry_id, []).append(listener)
return _remove
def dispatch_options_update(self, entry) -> None:
for listener in list(self._listeners.get(entry.entry_id, [])):
result = listener(self._hass, entry)
if inspect.isawaitable(result):
self._loop.run_until_complete(result)
@property
def size(self) -> int:
return sum(len(listeners) for listeners in self._listeners.values())
def _make_hass():
hass = SimpleNamespace(
data={},
config_entries=SimpleNamespace(
async_reload=None,
),
)
registry = _ListenerRegistry(hass)
async def _async_reload(entry_id: str) -> None:
registry.reloaded.append(entry_id)
hass.config_entries.async_reload = MagicMock(side_effect=_async_reload)
return hass, registry
def _make_entry(entry_id: str = "test_entry", options: dict | None = None):
entry = SimpleNamespace(entry_id=entry_id, options=dict(options or {}))
entry.add_update_listener = None
return entry
def _wire_entry(entry, registry: _ListenerRegistry):
entry.add_update_listener = lambda listener: registry.add(entry.entry_id, listener)
return entry
def test_setup_stores_runtime_data_in_hass_data() -> None:
hass, _ = _make_hass()
entry = _wire_entry(_make_entry(), _ListenerRegistry())
assert _run(async_setup_entry(hass, entry)) is True
assert entry.entry_id in hass.data[DOMAIN]
assert hass.data[DOMAIN][entry.entry_id] is entry.runtime_data
def test_setup_runtime_data_has_entry_id_and_options() -> None:
hass, _ = _make_hass()
entry = _wire_entry(_make_entry(options={"horizon_days": 7}), _ListenerRegistry())
_run(async_setup_entry(hass, entry))
runtime = entry.runtime_data
assert runtime.entry_id == entry.entry_id
assert runtime.options == {"horizon_days": 7}
assert callable(runtime.remove_update_listener)
def test_unload_returns_true_and_removes_hass_data() -> None:
hass, _ = _make_hass()
registry = _ListenerRegistry()
entry = _wire_entry(_make_entry(), registry)
_run(async_setup_entry(hass, entry))
assert _run(async_unload_entry(hass, entry)) is True
assert entry.entry_id not in hass.data[DOMAIN]
def test_unload_is_idempotent() -> None:
hass, _ = _make_hass()
registry = _ListenerRegistry()
entry = _wire_entry(_make_entry(), registry)
_run(async_setup_entry(hass, entry))
assert _run(async_unload_entry(hass, entry)) is True
assert _run(async_unload_entry(hass, entry)) is True
assert entry.entry_id not in hass.data[DOMAIN]
def test_unload_without_setup_returns_true() -> None:
hass, _ = _make_hass()
entry = _make_entry()
assert _run(async_unload_entry(hass, entry)) is True
assert DOMAIN not in hass.data or entry.entry_id not in hass.data[DOMAIN]
def test_unload_clears_entry_runtime_data() -> None:
hass, _ = _make_hass()
registry = _ListenerRegistry()
entry = _wire_entry(_make_entry(), registry)
_run(async_setup_entry(hass, entry))
_run(async_unload_entry(hass, entry))
assert entry.runtime_data is None
def test_unload_removes_update_listener() -> None:
hass, _ = _make_hass()
registry = _ListenerRegistry()
entry = _wire_entry(_make_entry(), registry)
_run(async_setup_entry(hass, entry))
assert registry.size == 1
_run(async_unload_entry(hass, entry))
assert registry.size == 0
def test_options_update_triggers_reload_once() -> None:
hass, registry = _make_hass()
entry = _wire_entry(_make_entry(), registry)
_run(async_setup_entry(hass, entry))
entry.options = {"horizon_days": 30}
registry.dispatch_options_update(entry)
assert hass.config_entries.async_reload.call_count == 1
assert registry.reloaded == [entry.entry_id]
def test_no_reload_after_unload() -> None:
hass, registry = _make_hass()
entry = _wire_entry(_make_entry(), registry)
_run(async_setup_entry(hass, entry))
_run(async_unload_entry(hass, entry))
registry.dispatch_options_update(entry)
assert hass.config_entries.async_reload.call_count == 0
def test_three_reload_cycles_keep_single_listener() -> None:
hass, registry = _make_hass()
entry = _wire_entry(_make_entry(), registry)
for _ in range(3):
assert _run(async_setup_entry(hass, entry)) is True
assert registry.size == 1
assert _run(async_unload_entry(hass, entry)) is True
assert registry.size == 0
assert hass.config_entries.async_reload.call_count == 0
def test_three_setup_unload_cycles_leave_no_listeners() -> None:
"""Listeners accumulate per entry (HA semantics); unload must remove them all."""
hass, registry = _make_hass()
entry = _wire_entry(_make_entry(), registry)
for _ in range(3):
_run(async_setup_entry(hass, entry))
_run(async_unload_entry(hass, entry))
assert registry._listeners.get(entry.entry_id, []) == []
assert registry.size == 0
def test_options_update_after_each_setup_invokes_exactly_one_listener() -> None:
"""After each setup, an options update dispatches to exactly one listener."""
hass, registry = _make_hass()
entry = _wire_entry(_make_entry(), registry)
for _ in range(3):
_run(async_setup_entry(hass, entry))
registry.dispatch_options_update(entry)
assert hass.config_entries.async_reload.call_count == 1
assert registry.reloaded == [entry.entry_id]
_run(async_unload_entry(hass, entry))
hass.config_entries.async_reload.reset_mock()
registry.reloaded.clear()
def test_reload_setup_cycles_dispatch_reload_each_time() -> None:
hass, registry = _make_hass()
entry = _wire_entry(_make_entry(), registry)
for _ in range(3):
_run(async_setup_entry(hass, entry))
registry.dispatch_options_update(entry)
_run(async_unload_entry(hass, entry))
assert hass.config_entries.async_reload.call_count == 3
assert registry.size == 0
def test_no_orphaned_tasks_after_unload() -> None:
async def _scenario():
hass, registry = _make_hass()
entry = _wire_entry(_make_entry(), registry)
await async_setup_entry(hass, entry)
await async_unload_entry(hass, entry)
pending = [task for task in asyncio.all_tasks() if task is not asyncio.current_task()]
assert pending == []
_run(_scenario())
def test_setup_entry_uses_domain_constant() -> None:
hass, _ = _make_hass()
entry = _wire_entry(_make_entry(), _ListenerRegistry())
_run(async_setup_entry(hass, entry))
assert set(hass.data) == {DOMAIN_CONST}
def test_setup_awaitable_listener_removal_supported() -> None:
"""A coroutine-returning remover is awaited during unload."""
async def _scenario():
removed = []
async def _remover():
removed.append(True)
entry = SimpleNamespace(entry_id="awaitable", options={})
entry.add_update_listener = lambda listener: _remover
hass = SimpleNamespace(data={}, config_entries=SimpleNamespace(async_reload=None))
await async_setup_entry(hass, entry)
result = await async_unload_entry(hass, entry)
assert result is True
assert removed == [True]
_run(_scenario())