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Fix Modbus issue 150453: correct transition update for climate without HVAC mode enabled (#150522)

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Co-authored-by: jan iversen <jancasacondor@gmail.com>
This commit is contained in:
Claudio Ruggeri - CR-Tech
2025-08-18 08:49:09 +02:00
committed by GitHub
parent fcbfca52f3
commit 5fdb95e83c
2 changed files with 139 additions and 0 deletions
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5
homeassistant/components/modbus/climate.py
View File

@@ -490,6 +490,11 @@ class ModbusThermostat(BaseStructPlatform, RestoreEntity, ClimateEntity):
if hvac_mode == value:
self._attr_hvac_mode = mode
break
else:
# since there are no hvac_mode_register, this
# integration should not touch the attr.
# However it lacks in the climate component.
self._attr_hvac_mode = HVACMode.AUTO
# Read the HVAC action register if defined
if self._hvac_action_register is not None:

134
tests/components/modbus/test_climate.py
View File

@@ -794,6 +794,140 @@ async def test_hvac_onoff_coil_update(
assert state.state == result
@pytest.mark.parametrize(
(
"do_config",
"result_before",
"coil_value_before",
"result_after",
"coil_value_after",
),
[
(
{
CONF_CLIMATES: [
{
CONF_NAME: TEST_ENTITY_NAME,
CONF_TARGET_TEMP: 120,
CONF_ADDRESS: 117,
CONF_SLAVE: 10,
CONF_SCAN_INTERVAL: 0,
CONF_HVAC_ONOFF_COIL: 11,
},
]
},
HVACMode.OFF,
[0x00],
HVACMode.AUTO,
[0x01],
),
],
)
async def test_hvac_onoff_coil_transition_update(
hass: HomeAssistant,
mock_modbus_ha,
result_before,
coil_value_before,
result_after,
coil_value_after,
) -> None:
"""Test climate update based on On/Off coil values without hvacmode register."""
mock_modbus_ha.read_coils.return_value = ReadResult(coil_value_before)
await hass.services.async_call(
HOMEASSISTANT_DOMAIN,
SERVICE_UPDATE_ENTITY,
{ATTR_ENTITY_ID: ENTITY_ID},
blocking=True,
)
await hass.async_block_till_done()
state = hass.states.get(ENTITY_ID)
assert state.state == result_before
mock_modbus_ha.read_coils.return_value = ReadResult(coil_value_after)
await hass.services.async_call(
HOMEASSISTANT_DOMAIN,
SERVICE_UPDATE_ENTITY,
{ATTR_ENTITY_ID: ENTITY_ID},
blocking=True,
)
await hass.async_block_till_done()
state = hass.states.get(ENTITY_ID)
assert state.state == result_after
@pytest.mark.parametrize(
(
"do_config",
"result_before",
"register_value_before",
"result_after",
"register_value_after",
),
[
(
{
CONF_CLIMATES: [
{
CONF_NAME: TEST_ENTITY_NAME,
CONF_TARGET_TEMP: 120,
CONF_ADDRESS: 117,
CONF_SLAVE: 10,
CONF_SCAN_INTERVAL: 0,
CONF_HVAC_ONOFF_REGISTER: 11,
},
]
},
HVACMode.OFF,
[0x00],
HVACMode.AUTO,
[0x01],
),
],
)
async def test_hvac_onoff_register_transition_update(
hass: HomeAssistant,
mock_modbus_ha,
result_before,
register_value_before,
result_after,
register_value_after,
) -> None:
"""Test climate update based on On/Off register values without hvacmode register."""
mock_modbus_ha.read_holding_registers.return_value = ReadResult(
register_value_before
)
await hass.services.async_call(
HOMEASSISTANT_DOMAIN,
SERVICE_UPDATE_ENTITY,
{ATTR_ENTITY_ID: ENTITY_ID},
blocking=True,
)
await hass.async_block_till_done()
state = hass.states.get(ENTITY_ID)
assert state.state == result_before
mock_modbus_ha.read_holding_registers.return_value = ReadResult(
register_value_after
)
await hass.services.async_call(
HOMEASSISTANT_DOMAIN,
SERVICE_UPDATE_ENTITY,
{ATTR_ENTITY_ID: ENTITY_ID},
blocking=True,
)
await hass.async_block_till_done()
state = hass.states.get(ENTITY_ID)
assert state.state == result_after
@pytest.mark.parametrize(
("do_config", "result", "register_words"),
[