test: wire pytest test harness with standard hass fixture (#9)
This commit was merged in pull request #9.
This commit is contained in:
+7
-163
@@ -3,129 +3,14 @@ from __future__ import annotations
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import ast
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import asyncio
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import importlib
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import inspect
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import json
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from pathlib import Path
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import sys
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from types import SimpleNamespace
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from typing import Any
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from unittest.mock import MagicMock
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# Mock homeassistant modules if not installed in environment.
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# The mock mirrors the REAL Home Assistant 2024.6 contract:
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# config_entries.OptionsFlowWithConfigEntry accepts a config_entry kwarg and
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# exposes .options / .config_entry; homeassistant.core.callback exists as a
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# decorator; data_entry_flow.RESULT_TYPE_* constants and FlowResult exist.
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for _mod in (
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"homeassistant",
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"homeassistant.core",
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"homeassistant.config_entries",
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"homeassistant.data_entry_flow",
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):
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sys.modules.setdefault(_mod, MagicMock())
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# Wire parent package attributes to the actual module mocks so that
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# "from homeassistant import config_entries" resolves to the mocked module.
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sys.modules["homeassistant"].config_entries = sys.modules["homeassistant.config_entries"]
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sys.modules["homeassistant"].data_entry_flow = sys.modules["homeassistant.data_entry_flow"]
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class _OptionsFlowWithConfigEntryBase:
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"""Stand-in mirroring HA 2024.6 config_entries.OptionsFlowWithConfigEntry."""
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def __init__(self, config_entry=None):
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self.config_entry = config_entry
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self.hass = None
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self.options = dict(config_entry.options) if config_entry is not None else {}
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def async_show_form(self, *, step_id, **kwargs):
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return {"type": "form", "step_id": step_id, **kwargs}
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def async_create_entry(self, *, title, data, **kwargs):
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return {"type": "create_entry", "title": title, "data": data}
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class _ConfigFlowBase:
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"""Stand-in for homeassistant ConfigFlow; a superset of test_config_flow's base.
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test_config_flow.py may be imported after this file, so the concrete
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NestQuestConfigFlow can end up bound to this base. It must therefore also
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satisfy that file's tests.
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"""
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VERSION = 1
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def __init_subclass__(cls, domain=None, **kwargs):
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super().__init_subclass__(**kwargs)
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cls._domain = domain
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def __init__(self):
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self.context = {}
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def async_show_form(self, *, step_id, **kwargs):
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return {"type": "form", "step_id": step_id, **kwargs}
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def async_abort(self, *, reason, **kwargs):
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return {"type": "abort", "reason": reason}
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def async_create_entry(self, *, title, data, **kwargs):
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return {"type": "create_entry", "title": title, "data": data}
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async def async_set_unique_id(self, unique_id, raise_on_progress=True):
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self.context["unique_id"] = unique_id
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return None
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def _async_current_entries(self):
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return self.hass.config_entries.async_entries(self._domain)
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def _async_in_progress(self):
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return []
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@staticmethod
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def async_get_options_flow(config_entry):
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raise NotImplementedError
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def _callback_decorator(fn):
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"""Mirror homeassistant.core.callback: flags the fn and returns it unchanged."""
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fn.__ha_callback__ = True
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return fn
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_config_entries_mock = sys.modules["homeassistant.config_entries"]
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_core_mock = sys.modules["homeassistant.core"]
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_data_entry_flow_mock = sys.modules["homeassistant.data_entry_flow"]
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# The concrete 2024.6-shaped surface the integration is written against:
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# plain OptionsFlow has no config_entry constructor (NQ-001); only
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# OptionsFlowWithConfigEntry does.
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_config_entries_mock.OptionsFlowWithConfigEntry = _OptionsFlowWithConfigEntryBase
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_config_entries_mock.ConfigFlow = _ConfigFlowBase
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_core_mock.callback = _callback_decorator
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# data_entry_flow constants/annotations referenced by the production modules.
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_data_entry_flow_mock.RESULT_TYPE_FORM = "form"
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_data_entry_flow_mock.RESULT_TYPE_CREATE_ENTRY = "create_entry"
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_data_entry_flow_mock.RESULT_TYPE_ABORT = "abort"
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_data_entry_flow_mock.FlowResult = dict
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# test_config_flow.py may run first and import the integration modules against a
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# bare MagicMock surface. Force a clean re-import now that the 2024.6-shaped
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# mocks are installed, so the concrete classes bind to them.
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for _name in [
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name
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for name in sys.modules
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if name.startswith("custom_components.nestquest")
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]:
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del sys.modules[_name]
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importlib.import_module("custom_components.nestquest")
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importlib.import_module("custom_components.nestquest.config_flow")
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importlib.import_module("custom_components.nestquest.options_flow")
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import pytest
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from conftest import make_config_entry, make_hass, options_flow_base as _options_flow_base
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from custom_components.nestquest import config_flow
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from custom_components.nestquest import options_flow
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from custom_components.nestquest.const import (
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@@ -153,53 +38,12 @@ def _run(coro):
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return asyncio.new_event_loop().run_until_complete(coro)
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class _ListenerRegistry:
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"""Models HA's update-listener bookkeeping with reload tracking."""
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def __init__(self, hass=None):
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self._hass = hass
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self._listeners: dict[str, list[object]] = {}
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self.reloaded: list[str] = []
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self._loop = asyncio.new_event_loop()
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def add(self, entry_id: str, listener) -> object:
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def _remove():
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self._listeners.get(entry_id, []).remove(listener)
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self._listeners.setdefault(entry_id, []).append(listener)
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return _remove
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def dispatch_options_update(self, entry) -> None:
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for listener in list(self._listeners.get(entry.entry_id, [])):
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result = listener(self._hass, entry)
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if inspect.isawaitable(result):
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self._loop.run_until_complete(result)
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@property
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def size(self) -> int:
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return sum(len(listeners) for listeners in self._listeners.values())
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def _make_hass():
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hass = SimpleNamespace(
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data={},
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config_entries=SimpleNamespace(async_reload=None),
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)
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registry = _ListenerRegistry(hass)
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async def _async_reload(entry_id: str) -> None:
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registry.reloaded.append(entry_id)
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hass.config_entries.async_reload = MagicMock(side_effect=_async_reload)
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return hass, registry
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return make_hass()
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def _make_entry(entry_id: str = "test_entry", options: dict | None = None, data: dict | None = None):
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entry = SimpleNamespace(
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entry_id=entry_id, options=dict(options or {}), data=dict(data or {})
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)
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entry.add_update_listener = None
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return entry
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return make_config_entry(entry_id=entry_id, options=options, data=data)
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def _make_flow(entry) -> options_flow.NestQuestOptionsFlow:
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@@ -237,7 +81,7 @@ def test_options_flow_constructs_through_2024_6_surface() -> None:
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"""The handler constructs against the mocked 2024.6 base and inherits its contract."""
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entry = _make_entry(options={CONF_HORIZON_DAYS: 21})
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flow = options_flow.NestQuestOptionsFlow(config_entry=entry)
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assert isinstance(flow, sys.modules["homeassistant.config_entries"].OptionsFlowWithConfigEntry)
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assert isinstance(flow, _options_flow_base())
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assert flow.config_entry is entry
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assert flow.options == {CONF_HORIZON_DAYS: 21}
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@@ -427,7 +271,7 @@ def test_options_flow_create_entry_data_lands_in_entry_options_and_reloads_once(
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assert result["type"] == "create_entry"
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entry.options = dict(result["data"])
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registry.dispatch_options_update(entry)
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_run(registry.dispatch_options_update(entry))
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assert hass.config_entries.async_reload.call_count == 1
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assert registry.reloaded == [entry.entry_id]
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assert entry.options == VALID_INPUT
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@@ -513,7 +357,7 @@ def test_options_flow_no_plain_dict_schema_fallback() -> None:
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def test_options_flow_subclasses_options_flow_with_config_entry() -> None:
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"""NestQuestOptionsFlow subclasses config_entries.OptionsFlowWithConfigEntry."""
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base = sys.modules["homeassistant.config_entries"].OptionsFlowWithConfigEntry
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base = _options_flow_base()
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assert issubclass(options_flow.NestQuestOptionsFlow, base)
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assert options_flow.NestQuestOptionsFlow.__bases__ == (base,)
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