Files
core/tests/components/sofar/test_init.py
T

220 lines
8.0 KiB
Python

"""Test the Sofar Inverter Modbus integration setup and unload."""
from datetime import timedelta
from unittest.mock import patch
from freezegun.api import FrozenDateTimeFactory
from modbus_connection import ModbusConnectionError, ModbusTimeoutError
from modbus_connection.mock import MockModbusConnection
from homeassistant.components.sensor import DOMAIN as SENSOR_DOMAIN
from homeassistant.components.sofar.const import DOMAIN, SETTINGS_SCAN_INTERVAL
from homeassistant.components.sofar.coordinator import SofarRuntimeData
from homeassistant.config_entries import ConfigEntryState
from homeassistant.const import STATE_UNAVAILABLE
from homeassistant.core import HomeAssistant
from homeassistant.helpers import device_registry as dr, entity_registry as er
from . import MOCK_HW_VERSION, MOCK_SERIAL, MOCK_SW_VERSION, MOCK_USER_INPUT
from tests.common import MockConfigEntry, async_fire_time_changed
async def test_setup_and_unload_entry(
hass: HomeAssistant, init_integration: MockConfigEntry
) -> None:
"""Test a config entry sets up and unloads with runtime_data populated."""
entry = init_integration
assert entry.state is ConfigEntryState.LOADED
assert isinstance(entry.runtime_data, SofarRuntimeData)
await hass.config_entries.async_unload(entry.entry_id)
await hass.async_block_till_done()
assert entry.state is ConfigEntryState.NOT_LOADED
async def test_setup_entry_unrecognized_inverter_raises_setup_error(
hass: HomeAssistant,
) -> None:
"""Test setup fails permanently (no retry) for an unrecognized serial."""
# Not reachable via the config flow; covers an existing entry
# outliving a sofar-modbus library downgrade. Caught before any
# Modbus I/O, so no connection needs mocking here.
entry = MockConfigEntry(
domain=DOMAIN, unique_id="UNRECOGNIZED_SERIAL_XYZ", data=MOCK_USER_INPUT
)
entry.add_to_hass(hass)
await hass.config_entries.async_setup(entry.entry_id)
await hass.async_block_till_done()
assert entry.state is ConfigEntryState.SETUP_ERROR
async def test_setup_entry_unreachable_link_retries_and_recovers(
hass: HomeAssistant,
freezer: FrozenDateTimeFactory,
mock_connection: MockModbusConnection,
mock_config_entry: MockConfigEntry,
) -> None:
"""Test a dead link on first refresh retries setup, then recovers."""
mock_config_entry.add_to_hass(hass)
unit = mock_connection.for_unit(1)
unit.fail_requests(ModbusTimeoutError("stuck"))
with patch(
"homeassistant.components.sofar.async_get_unit",
side_effect=lambda hass, entry, params, unit_id: mock_connection.for_unit(
unit_id
),
):
await hass.config_entries.async_setup(mock_config_entry.entry_id)
await hass.async_block_till_done()
assert mock_config_entry.state is ConfigEntryState.SETUP_RETRY
unit.fail_requests(None)
freezer.tick(timedelta(seconds=5))
async_fire_time_changed(hass)
await hass.async_block_till_done(wait_background_tasks=True)
assert mock_config_entry.state is ConfigEntryState.LOADED
async def test_settings_failure_does_not_block_reading_sensors(
hass: HomeAssistant,
entity_registry: er.EntityRegistry,
mock_connection: MockModbusConnection,
mock_config_entry: MockConfigEntry,
) -> None:
"""Test a settings-block failure still lets reading sensors set up."""
mock_config_entry.add_to_hass(hass)
with (
patch(
"homeassistant.components.sofar.async_get_unit",
side_effect=lambda hass, entry, params, unit_id: mock_connection.for_unit(
unit_id
),
),
patch(
"sofar_modbus.modern.device.SofarInverter.async_update_settings",
side_effect=ModbusConnectionError("settings unreachable"),
),
):
await hass.config_entries.async_setup(mock_config_entry.entry_id)
await hass.async_block_till_done(wait_background_tasks=True)
assert mock_config_entry.state is ConfigEntryState.LOADED
assert hass.states.async_entity_ids("sensor")
# Created despite the failure, so the coordinator keeps a listener and
# retries; without one it would never poll again short of a reload.
entity_id = entity_registry.async_get_entity_id(
SENSOR_DOMAIN, DOMAIN, f"{MOCK_SERIAL}_serial_number"
)
assert entity_id is not None
assert (state := hass.states.get(entity_id)) is not None
assert state.state == STATE_UNAVAILABLE
async def test_settings_recover_without_a_reload(
hass: HomeAssistant,
freezer: FrozenDateTimeFactory,
entity_registry: er.EntityRegistry,
mock_connection: MockModbusConnection,
mock_config_entry: MockConfigEntry,
) -> None:
"""Test settings sensors come back on their own once the link heals."""
mock_config_entry.add_to_hass(hass)
unit = mock_connection.for_unit(1)
# A settings-only register, so the readings poll still sets up.
unit.fail_read(0x1105, ModbusConnectionError("settings unreachable"))
with patch(
"homeassistant.components.sofar.async_get_unit",
side_effect=lambda hass, entry, params, unit_id: mock_connection.for_unit(
unit_id
),
):
await hass.config_entries.async_setup(mock_config_entry.entry_id)
await hass.async_block_till_done(wait_background_tasks=True)
entity_id = entity_registry.async_get_entity_id(
SENSOR_DOMAIN, DOMAIN, f"{MOCK_SERIAL}_serial_number"
)
assert entity_id is not None
assert hass.states.get(entity_id).state == STATE_UNAVAILABLE
unit.fail_read(0x1105, None)
freezer.tick(timedelta(seconds=SETTINGS_SCAN_INTERVAL))
async_fire_time_changed(hass)
await hass.async_block_till_done()
assert hass.states.get(entity_id).state == MOCK_SERIAL
async def test_sensor_platform_is_forwarded(
hass: HomeAssistant, init_integration: MockConfigEntry
) -> None:
"""Test the sensor platform is set up as part of config entry setup."""
assert hass.states.async_entity_ids("sensor")
async def test_device_info_carries_the_firmware_versions(
hass: HomeAssistant,
device_registry: dr.DeviceRegistry,
init_integration: MockConfigEntry,
) -> None:
"""Test the identity registers reach the device, not the state machine."""
device = device_registry.async_get_device_by_identifier(
(DOMAIN, MOCK_SERIAL), init_integration.entry_id
)
assert device is not None
assert device.hw_version == MOCK_HW_VERSION
assert device.sw_version == MOCK_SW_VERSION
assert device.serial_number == MOCK_SERIAL
async def test_device_versions_recover_without_a_reload(
hass: HomeAssistant,
freezer: FrozenDateTimeFactory,
device_registry: dr.DeviceRegistry,
mock_connection: MockModbusConnection,
mock_config_entry: MockConfigEntry,
) -> None:
"""Test firmware versions reach the device once identity answers."""
mock_config_entry.add_to_hass(hass)
unit = mock_connection.for_unit(1)
# Inside the identity block, so the whole component fails to read.
unit.fail_read(0x044D, ModbusConnectionError("identity unreachable"))
with patch(
"homeassistant.components.sofar.async_get_unit",
side_effect=lambda hass, entry, params, unit_id: mock_connection.for_unit(
unit_id
),
):
await hass.config_entries.async_setup(mock_config_entry.entry_id)
await hass.async_block_till_done(wait_background_tasks=True)
device = device_registry.async_get_device_by_identifier(
(DOMAIN, MOCK_SERIAL), mock_config_entry.entry_id
)
assert device is not None
assert device.hw_version is None
assert device.sw_version is None
unit.fail_read(0x044D, None)
freezer.tick(timedelta(seconds=SETTINGS_SCAN_INTERVAL))
async_fire_time_changed(hass)
await hass.async_block_till_done()
device = device_registry.async_get_device_by_identifier(
(DOMAIN, MOCK_SERIAL), mock_config_entry.entry_id
)
assert device is not None
assert device.hw_version == MOCK_HW_VERSION
assert device.sw_version == MOCK_SW_VERSION