Add testus and change date timestamp.

.devcontainer/configuration.yaml

@@ -118,6 +118,17 @@ template:
         unique_id: maison_occupee
         state: "{{is_state('person.jmc', 'home') }}"
         device_class: occupancy
+  - sensor:
+      - name: "Total énergie switch1"
+        unique_id: total_energie_switch1
+        unit_of_measurement: "kWh"
+        device_class: energy
+        state_class: total_increasing
+        state: >
+          {% set energy = state_attr('climate.thermostat_switch_1', 'total_energy') %}
+          {% if energy == 'unavailable' or energy is none%}unavailable{% else %}
+            {{ ((energy | float) / 1.0) | round(2, default=0) }}
+          {% endif %}
 
 switch:
   - platform: template

custom_components/versatile_thermostat/climate.py

@@ -8,11 +8,14 @@ from datetime import timedelta, datetime
 
 import voluptuous as vol
 
+from homeassistant.util import dt as dt_util
 from homeassistant.core import (
     HomeAssistant,
     callback,
     CoreState,
     DOMAIN as HA_DOMAIN,
+    Event,
+    State,
 )
 
 from homeassistant.components.climate import ClimateEntity
@@ -132,6 +135,8 @@ from .const import (
     CONF_CLIMATE,
     UnknownEntity,
     EventType,
+    ATTR_MEAN_POWER_CYCLE,
+    ATTR_TOTAL_ENERGY,
 )
 
 from .prop_algorithm import PropAlgorithm
@@ -197,6 +202,14 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
     # The list of VersatileThermostat entities
     # No more needed
     # _registry: dict[str, object] = {}
+    _last_temperature_mesure: datetime
+    _last_ext_temperature_mesure: datetime
+    _total_energy: float
+    _overpowering_state: bool
+    _window_state: bool
+    _motion_state: bool
+    _presence_state: bool
+    _security_state: bool
 
     def __init__(self, hass: HomeAssistant, unique_id, name, entry_infos) -> None:
         """Initialize the thermostat."""
@@ -247,6 +260,10 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
 
         self._attr_translation_key = "versatile_thermostat"
 
+        self._total_energy = None
+
+        self._current_tz = dt_util.get_time_zone(self._hass.config.time_zone)
+
         self.post_init(entry_infos)
 
     def post_init(self, entry_infos):
@@ -343,8 +360,8 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
             self._presets_away,
         )
         # Will be restored if possible
-        self._attr_preset_mode = None
+        self._attr_preset_mode = PRESET_NONE
-        self._saved_preset_mode = None
+        self._saved_preset_mode = PRESET_NONE
 
         # Power management
         self._device_power = entry_infos.get(CONF_DEVICE_POWER)
@@ -357,8 +374,6 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
             and self._device_power
         ):
             self._pmax_on = True
-            self._current_power = 0
-            self._current_power_max = 0
         else:
             _LOGGER.info("%s - Power management is not fully configured", self)
 
@@ -437,6 +452,8 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
         if self._motion_on:
             self._attr_preset_modes.append(PRESET_ACTIVITY)
 
+        self._total_energy = 0
+
         _LOGGER.debug(
             "%s - Creation of a new VersatileThermostat entity: unique_id=%s heater_entity_id=%s",
             self,
@@ -546,6 +563,14 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
             self._async_cancel_cycle()
             self._async_cancel_cycle = None
 
+    def find_underlying_climate(self, climate_entity_id) -> ClimateEntity:
+        """Find the underlying climate entity"""
+        component: EntityComponent[ClimateEntity] = self.hass.data[CLIMATE_DOMAIN]
+        for entity in component.entities:
+            if climate_entity_id == entity.entity_id:
+                return entity
+        return None
+
     async def async_startup(self):
         """Triggered on startup, used to get old state and set internal states accordingly"""
         _LOGGER.debug("%s - Calling async_startup", self)
@@ -557,19 +582,16 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
 
             # Get the underlying thermostat
             if self._is_over_climate:
-                component: EntityComponent[ClimateEntity] = self.hass.data[
+                self._underlying_climate = self.find_underlying_climate(
-                    CLIMATE_DOMAIN
+                    self._climate_entity_id
-                ]
+                )
-                for entity in component.entities:
+                if self._underlying_climate:
-                    if self._climate_entity_id == entity.entity_id:
+                    _LOGGER.info(
-                        _LOGGER.info(
+                        "%s - The underlying climate entity: %s have been succesfully found",
-                            "%s - The underlying climate entity: %s have been succesfully found",
+                        self,
-                            self,
+                        self._underlying_climate,
-                            entity,
+                    )
-                        )
+                else:
-                        self._underlying_climate = entity
-                        break
-                if self._underlying_climate is None:
                     _LOGGER.error(
                         "%s - Cannot find the underlying climate entity: %s. Thermostat will not be operational",
                         self,
@@ -771,6 +793,9 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
             else:
                 self._hvac_mode = HVACMode.OFF
 
+            old_total_energy = old_state.attributes.get(ATTR_TOTAL_ENERGY)
+            if old_total_energy:
+                self._total_energy = old_total_energy
         else:
             # No previous state, try and restore defaults
             if self._target_temp is None:
@@ -924,7 +949,7 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
             else:
                 return None
         else:
-            return self.hass.states.is_state(self._heater_entity_id, STATE_ON)
+            return self._hass.states.is_state(self._heater_entity_id, STATE_ON)
 
     @property
     def current_temperature(self):
@@ -972,6 +997,36 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
 
         return None
 
+    @property
+    def mean_cycle_power(self) -> float | None:
+        """Returns tne mean power consumption during the cycle"""
+        if self._is_over_climate:
+            return None
+        elif self._device_power:
+            return float(self._device_power * self._prop_algorithm.on_percent)
+        else:
+            return None
+
+    @property
+    def total_energy(self) -> float | None:
+        """Returns the total energy calculated for this thermostast"""
+        return self._total_energy
+
+    @property
+    def overpowering_state(self) -> bool | None:
+        """Get the overpowering_state"""
+        return self._overpowering_state
+
+    @property
+    def window_state(self) -> bool | None:
+        """Get the window_state"""
+        return self._window_state
+
+    @property
+    def motion_state(self) -> bool | None:
+        """Get the motion_state"""
+        return self._motion_state
+
     def turn_aux_heat_on(self) -> None:
         """Turn auxiliary heater on."""
         if self._is_over_climate and self._underlying_climate:
@@ -1071,6 +1126,16 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
         if preset_mode == self._attr_preset_mode and not force:
             # I don't think we need to call async_write_ha_state if we didn't change the state
             return
+
+        # In security mode don't change preset but memorise the new expected preset when security will be off
+        if preset_mode != PRESET_SECURITY and self._security_state:
+            _LOGGER.debug(
+                "%s - is in security mode. Just memorise the new expected ", self
+            )
+            if preset_mode not in HIDDEN_PRESETS:
+                self._saved_preset_mode = preset_mode
+            return
+
         old_preset_mode = self._attr_preset_mode
         if preset_mode == PRESET_NONE:
             self._attr_preset_mode = PRESET_NONE
@@ -1208,9 +1273,9 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
         _LOGGER.info("%s - Change entry with the values: %s", self, config_entry.data)
 
     @callback
-    async def _async_temperature_changed(self, event):
+    async def _async_temperature_changed(self, event: Event):
-        """Handle temperature changes."""
+        """Handle temperature of the temperature sensor changes."""
-        new_state = event.data.get("new_state")
+        new_state: State = event.data.get("new_state")
         _LOGGER.debug(
             "%s - Temperature changed. Event.new_state is %s",
             self,
@@ -1223,9 +1288,9 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
         self.recalculate()
         await self._async_control_heating(force=False)
 
-    async def _async_ext_temperature_changed(self, event):
+    async def _async_ext_temperature_changed(self, event: Event):
-        """Handle external temperature changes."""
+        """Handle external temperature opf the sensor changes."""
-        new_state = event.data.get("new_state")
+        new_state: State = event.data.get("new_state")
         _LOGGER.debug(
             "%s - external Temperature changed. Event.new_state is %s",
             self,
@@ -1269,6 +1334,7 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
                 _LOGGER.debug(
                     "Window delay condition is not satisfied. Ignore window event"
                 )
+                self._window_state = old_state.state
                 return
 
             _LOGGER.debug("%s - Window delay condition is satisfied", self)
@@ -1297,6 +1363,8 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
         self._window_call_cancel = async_call_later(
             self.hass, timedelta(seconds=self._window_delay_sec), try_window_condition
         )
+        # For testing purpose we need to access the inner function
+        return try_window_condition
 
     @callback
     async def _async_motion_changed(self, event):
@@ -1404,14 +1472,16 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
         await self._async_control_heating(True)
 
     @callback
-    async def _async_update_temp(self, state):
+    async def _async_update_temp(self, state: State):
         """Update thermostat with latest state from sensor."""
         try:
             cur_temp = float(state.state)
             if math.isnan(cur_temp) or math.isinf(cur_temp):
                 raise ValueError(f"Sensor has illegal state {state.state}")
             self._cur_temp = cur_temp
-            self._last_temperature_mesure = datetime.now()
+            self._last_temperature_mesure = (
+                state.last_changed if state.last_changed is not None else datetime.now()
+            )
             # try to restart if we were in security mode
             if self._security_state:
                 await self.check_security()
@@ -1420,14 +1490,16 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
             _LOGGER.error("Unable to update temperature from sensor: %s", ex)
 
     @callback
-    async def _async_update_ext_temp(self, state):
+    async def _async_update_ext_temp(self, state: State):
         """Update thermostat with latest state from sensor."""
         try:
             cur_ext_temp = float(state.state)
             if math.isnan(cur_ext_temp) or math.isinf(cur_ext_temp):
                 raise ValueError(f"Sensor has illegal state {state.state}")
             self._cur_ext_temp = cur_ext_temp
-            self._last_ext_temperature_mesure = datetime.now()
+            self._last_ext_temperature_mesure = (
+                state.last_changed if state.last_changed is not None else datetime.now()
+            )
             # try to restart if we were in security mode
             if self._security_state:
                 await self.check_security()
@@ -1648,7 +1720,20 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
         """
 
         if not self._pmax_on:
-            return
+            _LOGGER.debug(
+                "%s - power not configured. check_overpowering not available", self
+            )
+            return False
+
+        if (
+            self._current_power is None
+            or self._device_power is None
+            or self._current_power_max is None
+        ):
+            _LOGGER.warning(
+                "%s - power not valued. check_overpowering not available", self
+            )
+            return False
 
         _LOGGER.debug(
             "%s - overpowering check: power=%.3f, max_power=%.3f heater power=%.3f",
@@ -1657,6 +1742,7 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
             self._current_power_max,
             self._device_power,
         )
+
         ret = self._current_power + self._device_power >= self._current_power_max
         if not self._overpowering_state and ret and not self._hvac_mode == HVACMode.OFF:
             _LOGGER.warning(
@@ -1707,10 +1793,12 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
 
     async def check_security(self) -> bool:
         """Check if last temperature date is too long"""
-        now = datetime.now()
+        now = datetime.now(self._current_tz)
-        delta_temp = (now - self._last_temperature_mesure).total_seconds() / 60.0
+        delta_temp = (
+            now - self._last_temperature_mesure.replace(tzinfo=self._current_tz)
+        ).total_seconds() / 60.0
         delta_ext_temp = (
-            now - self._last_ext_temperature_mesure
+            now - self._last_ext_temperature_mesure.replace(tzinfo=self._current_tz)
         ).total_seconds() / 60.0
 
         mode_cond = self._is_over_climate or self._hvac_mode != HVACMode.OFF
@@ -1730,6 +1818,17 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
             >= self._security_min_on_percent
         )
 
+        _LOGGER.debug(
+            "%s - checking security delta_temp=%.1f delta_ext_temp=%.1f mod_cond=%s temp_cond=%s climate_cond=%s switch_cond=%s",
+            self,
+            delta_temp,
+            delta_ext_temp,
+            mode_cond,
+            temp_cond,
+            climate_cond,
+            switch_cond,
+        )
+
         ret = False
         if mode_cond and temp_cond and climate_cond:
             if not self._security_state:
@@ -1743,17 +1842,6 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
                 )
             ret = True
 
-        _LOGGER.debug(
-            "%s - checking security delta_temp=%.1f delta_ext_temp=%.1f mod_cond=%s temp_cond=%s climate_cond=%s switch_cond=%s",
-            self,
-            delta_temp,
-            delta_ext_temp,
-            mode_cond,
-            temp_cond,
-            climate_cond,
-            switch_cond,
-        )
-
         if mode_cond and temp_cond and switch_cond:
             if not self._security_state:
                 _LOGGER.warning(
@@ -1771,8 +1859,12 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
             self.send_event(
                 EventType.TEMPERATURE_EVENT,
                 {
-                    "last_temperature_mesure": self._last_temperature_mesure.isoformat(),
+                    "last_temperature_mesure": self._last_temperature_mesure.replace(
-                    "last_ext_temperature_mesure": self._last_ext_temperature_mesure.isoformat(),
+                        tzinfo=self._current_tz
+                    ).isoformat(),
+                    "last_ext_temperature_mesure": self._last_ext_temperature_mesure.replace(
+                        tzinfo=self._current_tz
+                    ).isoformat(),
                     "current_temp": self._cur_temp,
                     "current_ext_temp": self._cur_ext_temp,
                     "target_temp": self.target_temperature,
@@ -1794,8 +1886,12 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
                 EventType.SECURITY_EVENT,
                 {
                     "type": "start",
-                    "last_temperature_mesure": self._last_temperature_mesure.isoformat(),
+                    "last_temperature_mesure": self._last_temperature_mesure.replace(
-                    "last_ext_temperature_mesure": self._last_ext_temperature_mesure.isoformat(),
+                        tzinfo=self._current_tz
+                    ).isoformat(),
+                    "last_ext_temperature_mesure": self._last_ext_temperature_mesure.replace(
+                        tzinfo=self._current_tz
+                    ).isoformat(),
                     "current_temp": self._cur_temp,
                     "current_ext_temp": self._cur_ext_temp,
                     "target_temp": self.target_temperature,
@@ -1824,8 +1920,12 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
                 EventType.SECURITY_EVENT,
                 {
                     "type": "end",
-                    "last_temperature_mesure": self._last_temperature_mesure.isoformat(),
+                    "last_temperature_mesure": self._last_temperature_mesure.replace(
-                    "last_ext_temperature_mesure": self._last_ext_temperature_mesure.isoformat(),
+                        tzinfo=self._current_tz
+                    ).isoformat(),
+                    "last_ext_temperature_mesure": self._last_ext_temperature_mesure.replace(
+                        tzinfo=self._current_tz
+                    ).isoformat(),
                     "current_temp": self._cur_temp,
                     "current_ext_temp": self._cur_ext_temp,
                     "target_temp": self.target_temperature,
@@ -1939,7 +2039,6 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
                         _LOGGER.debug(
                             "%s - No action on heater cause duration is 0", self
                         )
-                    self.update_custom_attributes()
                     self._async_cancel_cycle = async_call_later(
                         self.hass,
                         time,
@@ -1953,6 +2052,7 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
                         heater_action=self._async_heater_turn_on,
                         next_cycle_action=_turn_off_later,
                     )
+                    self.update_custom_attributes()
 
                 async def _turn_off_later(_):
                     await _turn_on_off_later(
@@ -1961,6 +2061,9 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
                         heater_action=self._async_underlying_entity_turn_off,
                         next_cycle_action=_turn_on_later,
                     )
+                    # increment energy at the end of the cycle
+                    self.incremente_energy()
+                    self.update_custom_attributes()
 
                 await _turn_on_later(None)
 
@@ -1993,6 +2096,11 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
         self.update_custom_attributes()
         self.async_write_ha_state()
 
+    def incremente_energy(self):
+        """increment the energy counter if device is active"""
+        if self.hvac_mode != HVACMode.OFF:
+            self._total_energy += self.mean_cycle_power * float(self._cycle_min) / 60.0
+
     def update_custom_attributes(self):
         """Update the custom extra attributes for the entity"""
 
@@ -2025,11 +2133,21 @@ class VersatileThermostat(ClimateEntity, RestoreEntity):
             "security_delay_min": self._security_delay_min,
             "security_min_on_percent": self._security_min_on_percent,
             "security_default_on_percent": self._security_default_on_percent,
-            "last_temperature_datetime": self._last_temperature_mesure.isoformat(),
+            "last_temperature_datetime": self._last_temperature_mesure.replace(
-            "last_ext_temperature_datetime": self._last_ext_temperature_mesure.isoformat(),
+                tzinfo=self._current_tz
+            ).isoformat(),
+            "last_ext_temperature_datetime": self._last_ext_temperature_mesure.replace(
+                tzinfo=self._current_tz
+            ).isoformat(),
             "security_state": self._security_state,
             "minimal_activation_delay_sec": self._minimal_activation_delay,
-            "last_update_datetime": datetime.now().isoformat(),
+            "device_power": self._device_power,
+            ATTR_MEAN_POWER_CYCLE: self.mean_cycle_power,
+            ATTR_TOTAL_ENERGY: self.total_energy,
+            "last_update_datetime": datetime.now()
+            .replace(tzinfo=self._current_tz)
+            .isoformat(),
+            "timezone": str(self._current_tz),
         }
         if self._is_over_climate:
             self._attr_extra_state_attributes[

custom_components/versatile_thermostat/config_flow.py

@@ -331,7 +331,7 @@ class VersatileThermostatBaseConfigFlow(FlowHandler):
             }
         )
 
-    async def validate_input(self, data: dict) -> dict[str]:
+    async def validate_input(self, data: dict) -> None:
         """Validate the user input allows us to connect.
 
         Data has the keys from STEP_*_DATA_SCHEMA with values provided by the user.

custom_components/versatile_thermostat/const.py

@@ -135,6 +135,9 @@ SERVICE_SET_SECURITY = "set_security"
 DEFAULT_SECURITY_MIN_ON_PERCENT = 0.5
 DEFAULT_SECURITY_DEFAULT_ON_PERCENT = 0.1
 
+ATTR_TOTAL_ENERGY = "total_energy"
+ATTR_MEAN_POWER_CYCLE = "mean_cycle_power"
+
 
 class EventType(Enum):
     """The event type that can be sent"""

custom_components/versatile_thermostat/prop_algorithm.py

@@ -1,3 +1,4 @@
+""" The TPI calculation module """
 import logging
 
 _LOGGER = logging.getLogger(__name__)
@@ -21,7 +22,7 @@ class PropAlgorithm:
         tpi_coef_ext,
         cycle_min: int,
         minimal_activation_delay: int,
-    ):
+    ) -> None:
         """Initialisation of the Proportional Algorithm"""
         _LOGGER.debug(
             "Creation new PropAlgorithm function_type: %s, tpi_coef_int: %s, tpi_coef_ext: %s, cycle_min:%d, minimal_activation_delay:%d",
@@ -85,6 +86,12 @@ class PropAlgorithm:
     def _calculate_internal(self):
         """Finish the calculation to get the on_percent in seconds"""
 
+        # calculated on_time duration in seconds
+        if self._calculated_on_percent > 1:
+            self._calculated_on_percent = 1
+        if self._calculated_on_percent < 0:
+            self._calculated_on_percent = 0
+
         if self._security:
             _LOGGER.debug(
                 "Security is On using the default_on_percent %f",
@@ -98,11 +105,6 @@ class PropAlgorithm:
             )
             self._on_percent = self._calculated_on_percent
 
-        # calculated on_time duration in seconds
-        if self._on_percent > 1:
-            self._on_percent = 1
-        if self._on_percent < 0:
-            self._on_percent = 0
         self._on_time_sec = self._on_percent * self._cycle_min * 60
 
         # Do not heat for less than xx sec

custom_components/versatile_thermostat/requirements_dev.txt

@@ -0,0 +1 @@
+homeassistant

custom_components/versatile_thermostat/requirements_test.txt

@@ -0,0 +1,3 @@
+# -r requirements_dev.txt
+# aiodiscover
+pytest-homeassistant-custom-component

custom_components/versatile_thermostat/tests/__init__.py

@@ -0,0 +1 @@
+""" To make this repo a module """

custom_components/versatile_thermostat/tests/commons.py

@@ -0,0 +1,178 @@
+""" Some common resources """
+from unittest.mock import patch
+
+from homeassistant.core import HomeAssistant, Event, EVENT_STATE_CHANGED, State
+from homeassistant.const import UnitOfTemperature, STATE_ON, STATE_OFF
+
+from homeassistant.config_entries import ConfigEntryState
+from homeassistant.util import dt as dt_util
+from homeassistant.helpers.entity_component import EntityComponent
+from pytest_homeassistant_custom_component.common import MockConfigEntry
+
+from ..climate import VersatileThermostat
+from ..const import *
+
+from homeassistant.components.climate import (
+    ClimateEntity,
+    DOMAIN as CLIMATE_DOMAIN,
+    ATTR_PRESET_MODE,
+    HVACMode,
+    HVACAction,
+)
+
+from .const import (
+    MOCK_TH_OVER_SWITCH_USER_CONFIG,
+    MOCK_TH_OVER_CLIMATE_USER_CONFIG,
+    MOCK_TH_OVER_SWITCH_TYPE_CONFIG,
+    MOCK_TH_OVER_CLIMATE_TYPE_CONFIG,
+    MOCK_TH_OVER_SWITCH_TPI_CONFIG,
+    MOCK_PRESETS_CONFIG,
+    MOCK_WINDOW_CONFIG,
+    MOCK_MOTION_CONFIG,
+    MOCK_POWER_CONFIG,
+    MOCK_PRESENCE_CONFIG,
+    MOCK_ADVANCED_CONFIG,
+    # MOCK_DEFAULT_FEATURE_CONFIG,
+    PRESET_BOOST,
+    PRESET_COMFORT,
+    PRESET_NONE,
+    PRESET_ECO,
+    PRESET_ACTIVITY,
+)
+
+FULL_SWITCH_CONFIG = (
+    MOCK_TH_OVER_SWITCH_USER_CONFIG
+    | MOCK_TH_OVER_SWITCH_TYPE_CONFIG
+    | MOCK_TH_OVER_SWITCH_TPI_CONFIG
+    | MOCK_PRESETS_CONFIG
+    | MOCK_WINDOW_CONFIG
+    | MOCK_MOTION_CONFIG
+    | MOCK_POWER_CONFIG
+    | MOCK_PRESENCE_CONFIG
+    | MOCK_ADVANCED_CONFIG
+)
+
+PARTIAL_CLIMATE_CONFIG = (
+    MOCK_TH_OVER_CLIMATE_USER_CONFIG
+    | MOCK_TH_OVER_CLIMATE_TYPE_CONFIG
+    | MOCK_PRESETS_CONFIG
+    | MOCK_ADVANCED_CONFIG
+)
+
+
+class MockClimate(ClimateEntity):
+    """A Mock Climate class used for Underlying climate mode"""
+
+    def __init__(self, hass: HomeAssistant, unique_id, name, entry_infos) -> None:
+        """Initialize the thermostat."""
+
+        super().__init__()
+
+        self._hass = hass
+        self._attr_extra_state_attributes = {}
+        self._unique_id = unique_id
+        self._name = name
+        self._attr_hvac_action = HVACAction.OFF
+        self._attr_hvac_mode = HVACMode.OFF
+        self._attr_hvac_modes = [HVACMode.OFF, HVACMode.COOL, HVACMode.HEAT]
+        self._attr_temperature_unit = UnitOfTemperature.CELSIUS
+
+
+async def create_thermostat(
+    hass: HomeAssistant, entry: MockConfigEntry, entity_id: str
+) -> VersatileThermostat:
+    """Creates and return a TPI Thermostat"""
+    with patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat.send_event"
+    ):
+        entry.add_to_hass(hass)
+        await hass.config_entries.async_setup(entry.entry_id)
+        assert entry.state is ConfigEntryState.LOADED
+
+        def find_my_entity(entity_id) -> ClimateEntity:
+            """Find my new entity"""
+            component: EntityComponent[ClimateEntity] = hass.data[CLIMATE_DOMAIN]
+            for entity in component.entities:
+                if entity.entity_id == entity_id:
+                    return entity
+
+        entity = find_my_entity(entity_id)
+
+        return entity
+
+
+async def send_temperature_change_event(entity: VersatileThermostat, new_temp, date):
+    """Sending a new temperature event simulating a change on temperature sensor"""
+    temp_event = Event(
+        EVENT_STATE_CHANGED,
+        {
+            "new_state": State(
+                entity_id=entity.entity_id,
+                state=new_temp,
+                last_changed=date,
+                last_updated=date,
+            )
+        },
+    )
+    return await entity._async_temperature_changed(temp_event)
+
+
+async def send_power_change_event(entity: VersatileThermostat, new_power, date):
+    """Sending a new power event simulating a change on power sensor"""
+    power_event = Event(
+        EVENT_STATE_CHANGED,
+        {
+            "new_state": State(
+                entity_id=entity.entity_id,
+                state=new_power,
+                last_changed=date,
+                last_updated=date,
+            )
+        },
+    )
+    return await entity._async_power_changed(power_event)
+
+
+async def send_max_power_change_event(entity: VersatileThermostat, new_power_max, date):
+    """Sending a new power max event simulating a change on power max sensor"""
+    power_event = Event(
+        EVENT_STATE_CHANGED,
+        {
+            "new_state": State(
+                entity_id=entity.entity_id,
+                state=new_power_max,
+                last_changed=date,
+                last_updated=date,
+            )
+        },
+    )
+    return await entity._async_max_power_changed(power_event)
+
+
+async def send_window_change_event(entity: VersatileThermostat, new_state: bool, date):
+    """Sending a new window event simulating a change on the window state"""
+    window_event = Event(
+        EVENT_STATE_CHANGED,
+        {
+            "new_state": State(
+                entity_id=entity.entity_id,
+                state=STATE_ON if new_state else STATE_OFF,
+                last_changed=date,
+                last_updated=date,
+            ),
+            "old_state": State(
+                entity_id=entity.entity_id,
+                state=STATE_ON if not new_state else STATE_OFF,
+                last_changed=date,
+                last_updated=date,
+            ),
+        },
+    )
+    ret = await entity._async_windows_changed(window_event)
+    return ret
+
+
+def get_tz(hass):
+    """Get the current timezone"""
+
+    return dt_util.get_time_zone(hass.config.time_zone)

custom_components/versatile_thermostat/tests/conftest.py

@@ -0,0 +1,80 @@
+"""Global fixtures for integration_blueprint integration."""
+# Fixtures allow you to replace functions with a Mock object. You can perform
+# many options via the Mock to reflect a particular behavior from the original
+# function that you want to see without going through the function's actual logic.
+# Fixtures can either be passed into tests as parameters, or if autouse=True, they
+# will automatically be used across all tests.
+#
+# Fixtures that are defined in conftest.py are available across all tests. You can also
+# define fixtures within a particular test file to scope them locally.
+#
+# pytest_homeassistant_custom_component provides some fixtures that are provided by
+# Home Assistant core. You can find those fixture definitions here:
+# https://github.com/MatthewFlamm/pytest-homeassistant-custom-component/blob/master/pytest_homeassistant_custom_component/common.py
+#
+# See here for more info: https://docs.pytest.org/en/latest/fixture.html (note that
+# pytest includes fixtures OOB which you can use as defined on this page)
+from unittest.mock import patch
+
+import pytest
+
+from homeassistant.core import HomeAssistant, StateMachine
+
+from custom_components.versatile_thermostat.config_flow import (
+    VersatileThermostatBaseConfigFlow,
+)
+
+from custom_components.versatile_thermostat.climate import (
+    VersatileThermostat,
+)
+
+pytest_plugins = "pytest_homeassistant_custom_component"
+
+
+# This fixture enables loading custom integrations in all tests.
+# Remove to enable selective use of this fixture
+@pytest.fixture(autouse=True)
+def auto_enable_custom_integrations(enable_custom_integrations):
+    yield
+
+
+# This fixture is used to prevent HomeAssistant from attempting to create and dismiss persistent
+# notifications. These calls would fail without this fixture since the persistent_notification
+# integration is never loaded during a test.
+@pytest.fixture(name="skip_notifications", autouse=True)
+def skip_notifications_fixture():
+    """Skip notification calls."""
+    with patch("homeassistant.components.persistent_notification.async_create"), patch(
+        "homeassistant.components.persistent_notification.async_dismiss"
+    ):
+        yield
+
+
+# This fixture is used to bypass the validate_input function in config_flow
+# NOT USED Now (keeped for memory)
+@pytest.fixture(name="skip_validate_input")
+def skip_validate_input_fixture():
+    """Skip the validate_input in config flow"""
+    with patch.object(VersatileThermostatBaseConfigFlow, "validate_input"):
+        yield
+
+
+@pytest.fixture(name="skip_hass_states_get")
+def skip_hass_states_get_fixture():
+    """Skip the get state in HomeAssistant"""
+    with patch.object(StateMachine, "get"):
+        yield
+
+
+@pytest.fixture(name="skip_hass_states_is_state")
+def skip_hass_states_is_state_fixture():
+    """Skip the is_state in HomeAssistant"""
+    with patch.object(StateMachine, "is_state", return_value=False):
+        yield
+
+
+@pytest.fixture(name="skip_send_event")
+def skip_send_event_fixture():
+    """Skip the send_event in VersatileThermostat"""
+    with patch.object(VersatileThermostat, "send_event"):
+        yield

custom_components/versatile_thermostat/tests/const.py

@@ -0,0 +1,129 @@
+from homeassistant.components.climate.const import (
+    PRESET_BOOST,
+    PRESET_COMFORT,
+    PRESET_ECO,
+    PRESET_NONE,
+    PRESET_ACTIVITY,
+)
+from custom_components.versatile_thermostat.const import (
+    CONF_NAME,
+    CONF_HEATER,
+    CONF_THERMOSTAT_CLIMATE,
+    CONF_THERMOSTAT_SWITCH,
+    CONF_THERMOSTAT_TYPE,
+    CONF_TEMP_SENSOR,
+    CONF_EXTERNAL_TEMP_SENSOR,
+    CONF_CYCLE_MIN,
+    CONF_TEMP_MAX,
+    CONF_TEMP_MIN,
+    CONF_PROP_FUNCTION,
+    PROPORTIONAL_FUNCTION_TPI,
+    CONF_TPI_COEF_INT,
+    CONF_TPI_COEF_EXT,
+    CONF_MINIMAL_ACTIVATION_DELAY,
+    CONF_SECURITY_DELAY_MIN,
+    CONF_SECURITY_MIN_ON_PERCENT,
+    CONF_SECURITY_DEFAULT_ON_PERCENT,
+    CONF_USE_WINDOW_FEATURE,
+    CONF_USE_MOTION_FEATURE,
+    CONF_USE_POWER_FEATURE,
+    CONF_USE_PRESENCE_FEATURE,
+    CONF_WINDOW_SENSOR,
+    CONF_WINDOW_DELAY,
+    CONF_MOTION_SENSOR,
+    CONF_MOTION_DELAY,
+    CONF_MOTION_PRESET,
+    CONF_NO_MOTION_PRESET,
+    CONF_POWER_SENSOR,
+    CONF_MAX_POWER_SENSOR,
+    CONF_DEVICE_POWER,
+    CONF_PRESET_POWER,
+    CONF_PRESENCE_SENSOR,
+    PRESET_AWAY_SUFFIX,
+    CONF_CLIMATE,
+)
+
+MOCK_TH_OVER_SWITCH_USER_CONFIG = {
+    CONF_NAME: "TheOverSwitchMockName",
+    CONF_THERMOSTAT_TYPE: CONF_THERMOSTAT_SWITCH,
+    CONF_TEMP_SENSOR: "sensor.mock_temp_sensor",
+    CONF_EXTERNAL_TEMP_SENSOR: "sensor.mock_ext_temp_sensor",
+    CONF_CYCLE_MIN: 5,
+    CONF_TEMP_MIN: 15,
+    CONF_TEMP_MAX: 30,
+    CONF_USE_WINDOW_FEATURE: True,
+    CONF_USE_MOTION_FEATURE: True,
+    CONF_USE_POWER_FEATURE: True,
+    CONF_USE_PRESENCE_FEATURE: True,
+}
+
+MOCK_TH_OVER_CLIMATE_USER_CONFIG = {
+    CONF_NAME: "TheOverClimateMockName",
+    CONF_THERMOSTAT_TYPE: CONF_THERMOSTAT_CLIMATE,
+    CONF_TEMP_SENSOR: "sensor.mock_temp_sensor",
+    CONF_EXTERNAL_TEMP_SENSOR: "sensor.mock_ext_temp_sensor",
+    CONF_CYCLE_MIN: 5,
+    CONF_TEMP_MIN: 15,
+    CONF_TEMP_MAX: 30,
+    # Keep default values which are False
+}
+
+MOCK_TH_OVER_SWITCH_TYPE_CONFIG = {
+    CONF_HEATER: "switch.mock_switch",
+    CONF_PROP_FUNCTION: PROPORTIONAL_FUNCTION_TPI,
+}
+
+MOCK_TH_OVER_SWITCH_TPI_CONFIG = {
+    CONF_TPI_COEF_INT: 0.3,
+    CONF_TPI_COEF_EXT: 0.1,
+}
+
+MOCK_TH_OVER_CLIMATE_TYPE_CONFIG = {
+    CONF_CLIMATE: "climate.mock_climate",
+}
+
+MOCK_PRESETS_CONFIG = {
+    PRESET_ECO + "_temp": 16,
+    PRESET_COMFORT + "_temp": 17,
+    PRESET_BOOST + "_temp": 18,
+}
+
+MOCK_WINDOW_CONFIG = {
+    CONF_WINDOW_SENSOR: "binary_sensor.window_sensor",
+    CONF_WINDOW_DELAY: 10,
+}
+
+MOCK_MOTION_CONFIG = {
+    CONF_MOTION_SENSOR: "input_boolean.motion_sensor",
+    CONF_MOTION_DELAY: 10,
+    CONF_MOTION_PRESET: PRESET_COMFORT,
+    CONF_NO_MOTION_PRESET: PRESET_ECO,
+}
+
+MOCK_POWER_CONFIG = {
+    CONF_POWER_SENSOR: "sensor.power_sensor",
+    CONF_MAX_POWER_SENSOR: "sensor.power_max_sensor",
+    CONF_DEVICE_POWER: 1,
+    CONF_PRESET_POWER: 10,
+}
+
+MOCK_PRESENCE_CONFIG = {
+    CONF_PRESENCE_SENSOR: "person.presence_sensor",
+    PRESET_ECO + PRESET_AWAY_SUFFIX + "_temp": 16,
+    PRESET_COMFORT + PRESET_AWAY_SUFFIX + "_temp": 17,
+    PRESET_BOOST + PRESET_AWAY_SUFFIX + "_temp": 18,
+}
+
+MOCK_ADVANCED_CONFIG = {
+    CONF_MINIMAL_ACTIVATION_DELAY: 10,
+    CONF_SECURITY_DELAY_MIN: 5,
+    CONF_SECURITY_MIN_ON_PERCENT: 0.4,
+    CONF_SECURITY_DEFAULT_ON_PERCENT: 0.3,
+}
+
+MOCK_DEFAULT_FEATURE_CONFIG = {
+    CONF_USE_WINDOW_FEATURE: False,
+    CONF_USE_MOTION_FEATURE: False,
+    CONF_USE_POWER_FEATURE: False,
+    CONF_USE_PRESENCE_FEATURE: False,
+}

custom_components/versatile_thermostat/tests/test_config_flow.py

@@ -0,0 +1,223 @@
+""" Test the Versatile Thermostat config flow """
+
+from homeassistant import data_entry_flow
+from homeassistant.core import HomeAssistant
+from homeassistant.config_entries import SOURCE_USER, ConfigEntry
+
+import pytest
+from pytest_homeassistant_custom_component.common import MockConfigEntry, load_fixture
+
+from custom_components.versatile_thermostat.const import DOMAIN
+from custom_components.versatile_thermostat import VersatileThermostatAPI
+
+from .const import (
+    MOCK_TH_OVER_SWITCH_USER_CONFIG,
+    MOCK_TH_OVER_CLIMATE_USER_CONFIG,
+    MOCK_TH_OVER_SWITCH_TYPE_CONFIG,
+    MOCK_TH_OVER_CLIMATE_TYPE_CONFIG,
+    MOCK_TH_OVER_SWITCH_TPI_CONFIG,
+    MOCK_PRESETS_CONFIG,
+    MOCK_WINDOW_CONFIG,
+    MOCK_MOTION_CONFIG,
+    MOCK_POWER_CONFIG,
+    MOCK_PRESENCE_CONFIG,
+    MOCK_ADVANCED_CONFIG,
+    MOCK_DEFAULT_FEATURE_CONFIG,
+)
+
+
+async def test_show_form(hass: HomeAssistant) -> None:
+    """Test that the form is served with no input"""
+    # Init the API
+    # hass.data["custom_components"] = None
+    # loader.async_get_custom_components(hass)
+    # VersatileThermostatAPI(hass)
+
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN, context={"source": SOURCE_USER}
+    )
+
+    assert result["type"] == data_entry_flow.RESULT_TYPE_FORM
+    assert result["step_id"] == SOURCE_USER
+
+
+async def test_user_config_flow_over_switch(hass, skip_hass_states_get):
+    """Test the config flow with all thermostat_over_switch features"""
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN, context={"source": SOURCE_USER}
+    )
+
+    assert result["type"] == data_entry_flow.RESULT_TYPE_FORM
+    assert result["step_id"] == SOURCE_USER
+
+    result = await hass.config_entries.flow.async_configure(
+        result["flow_id"], user_input=MOCK_TH_OVER_SWITCH_USER_CONFIG
+    )
+
+    assert result["type"] == data_entry_flow.RESULT_TYPE_FORM
+    assert result["step_id"] == "type"
+    assert result["errors"] == {}
+
+    result = await hass.config_entries.flow.async_configure(
+        result["flow_id"], user_input=MOCK_TH_OVER_SWITCH_TYPE_CONFIG
+    )
+
+    assert result["type"] == data_entry_flow.RESULT_TYPE_FORM
+    assert result["step_id"] == "tpi"
+    assert result["errors"] == {}
+
+    result = await hass.config_entries.flow.async_configure(
+        result["flow_id"], user_input=MOCK_TH_OVER_SWITCH_TPI_CONFIG
+    )
+
+    assert result["type"] == data_entry_flow.RESULT_TYPE_FORM
+    assert result["step_id"] == "presets"
+    assert result["errors"] == {}
+
+    result = await hass.config_entries.flow.async_configure(
+        result["flow_id"], user_input=MOCK_PRESETS_CONFIG
+    )
+
+    assert result["type"] == data_entry_flow.RESULT_TYPE_FORM
+    assert result["step_id"] == "window"
+    assert result["errors"] == {}
+
+    result = await hass.config_entries.flow.async_configure(
+        result["flow_id"], user_input=MOCK_WINDOW_CONFIG
+    )
+
+    assert result["type"] == data_entry_flow.RESULT_TYPE_FORM
+    assert result["step_id"] == "motion"
+    assert result["errors"] == {}
+
+    result = await hass.config_entries.flow.async_configure(
+        result["flow_id"], user_input=MOCK_MOTION_CONFIG
+    )
+
+    assert result["type"] == data_entry_flow.RESULT_TYPE_FORM
+    assert result["step_id"] == "power"
+    assert result["errors"] == {}
+
+    result = await hass.config_entries.flow.async_configure(
+        result["flow_id"], user_input=MOCK_POWER_CONFIG
+    )
+
+    assert result["type"] == data_entry_flow.RESULT_TYPE_FORM
+    assert result["step_id"] == "presence"
+    assert result["errors"] == {}
+
+    result = await hass.config_entries.flow.async_configure(
+        result["flow_id"], user_input=MOCK_PRESENCE_CONFIG
+    )
+
+    assert result["type"] == data_entry_flow.RESULT_TYPE_FORM
+    assert result["step_id"] == "advanced"
+    assert result["errors"] == {}
+
+    result = await hass.config_entries.flow.async_configure(
+        result["flow_id"], user_input=MOCK_ADVANCED_CONFIG
+    )
+
+    assert result["type"] == data_entry_flow.RESULT_TYPE_CREATE_ENTRY
+    assert (
+        result["data"]
+        == MOCK_TH_OVER_SWITCH_USER_CONFIG
+        | MOCK_TH_OVER_SWITCH_TYPE_CONFIG
+        | MOCK_TH_OVER_SWITCH_TPI_CONFIG
+        | MOCK_PRESETS_CONFIG
+        | MOCK_WINDOW_CONFIG
+        | MOCK_MOTION_CONFIG
+        | MOCK_POWER_CONFIG
+        | MOCK_PRESENCE_CONFIG
+        | MOCK_ADVANCED_CONFIG
+    )
+    assert result["result"]
+    assert result["result"].domain == DOMAIN
+    assert result["result"].version == 1
+    assert result["result"].title == "TheOverSwitchMockName"
+    assert isinstance(result["result"], ConfigEntry)
+
+
+async def test_user_config_flow_over_climate(hass, skip_hass_states_get):
+    """Test the config flow with all thermostat_over_climate features and no additional features"""
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN, context={"source": SOURCE_USER}
+    )
+
+    assert result["type"] == data_entry_flow.RESULT_TYPE_FORM
+    assert result["step_id"] == SOURCE_USER
+
+    result = await hass.config_entries.flow.async_configure(
+        result["flow_id"], user_input=MOCK_TH_OVER_CLIMATE_USER_CONFIG
+    )
+
+    assert result["type"] == data_entry_flow.RESULT_TYPE_FORM
+    assert result["step_id"] == "type"
+    assert result["errors"] == {}
+
+    result = await hass.config_entries.flow.async_configure(
+        result["flow_id"], user_input=MOCK_TH_OVER_CLIMATE_TYPE_CONFIG
+    )
+
+    assert result["type"] == data_entry_flow.RESULT_TYPE_FORM
+    assert result["step_id"] == "presets"
+    assert result["errors"] == {}
+
+    result = await hass.config_entries.flow.async_configure(
+        result["flow_id"], user_input=MOCK_PRESETS_CONFIG
+    )
+
+    # assert result["type"] == data_entry_flow.RESULT_TYPE_FORM
+    # assert result["step_id"] == "window"
+    # assert result["errors"] == {}
+
+    # result = await hass.config_entries.flow.async_configure(
+    #     result["flow_id"], user_input=MOCK_WINDOW_CONFIG
+    # )
+
+    # assert result["type"] == data_entry_flow.RESULT_TYPE_FORM
+    # assert result["step_id"] == "motion"
+    # assert result["errors"] == {}
+
+    # result = await hass.config_entries.flow.async_configure(
+    #     result["flow_id"], user_input=MOCK_MOTION_CONFIG
+    # )
+
+    # assert result["type"] == data_entry_flow.RESULT_TYPE_FORM
+    # assert result["step_id"] == "power"
+    # assert result["errors"] == {}
+
+    # result = await hass.config_entries.flow.async_configure(
+    #     result["flow_id"], user_input=MOCK_POWER_CONFIG
+    # )
+
+    # assert result["type"] == data_entry_flow.RESULT_TYPE_FORM
+    # assert result["step_id"] == "presence"
+    # assert result["errors"] == {}
+
+    # result = await hass.config_entries.flow.async_configure(
+    #     result["flow_id"], user_input=MOCK_PRESENCE_CONFIG
+    # )
+
+    assert result["type"] == data_entry_flow.RESULT_TYPE_FORM
+    assert result["step_id"] == "advanced"
+    assert result["errors"] == {}
+
+    result = await hass.config_entries.flow.async_configure(
+        result["flow_id"], user_input=MOCK_ADVANCED_CONFIG
+    )
+
+    assert result["type"] == data_entry_flow.RESULT_TYPE_CREATE_ENTRY
+    assert (
+        result["data"]
+        == MOCK_TH_OVER_CLIMATE_USER_CONFIG
+        | MOCK_TH_OVER_CLIMATE_TYPE_CONFIG
+        | MOCK_PRESETS_CONFIG
+        | MOCK_ADVANCED_CONFIG
+        | MOCK_DEFAULT_FEATURE_CONFIG
+    )
+    assert result["result"]
+    assert result["result"].domain == DOMAIN
+    assert result["result"].version == 1
+    assert result["result"].title == "TheOverClimateMockName"
+    assert isinstance(result["result"], ConfigEntry)

custom_components/versatile_thermostat/tests/test_power.py

@@ -0,0 +1,346 @@
+""" Test the Power management """
+from unittest.mock import patch, call
+from .commons import *  # pylint: disable=wildcard-import, unused-wildcard-import
+from datetime import datetime
+
+import logging
+
+logging.getLogger().setLevel(logging.DEBUG)
+
+
+async def test_power_management_hvac_off(
+    hass: HomeAssistant, skip_hass_states_is_state
+):
+    """Test the Power management"""
+
+    entry = MockConfigEntry(
+        domain=DOMAIN,
+        title="TheOverSwitchMockName",
+        unique_id="uniqueId",
+        data={
+            CONF_NAME: "TheOverSwitchMockName",
+            CONF_THERMOSTAT_TYPE: CONF_THERMOSTAT_SWITCH,
+            CONF_TEMP_SENSOR: "sensor.mock_temp_sensor",
+            CONF_EXTERNAL_TEMP_SENSOR: "sensor.mock_ext_temp_sensor",
+            CONF_CYCLE_MIN: 5,
+            CONF_TEMP_MIN: 15,
+            CONF_TEMP_MAX: 30,
+            "eco_temp": 17,
+            "comfort_temp": 18,
+            "boost_temp": 19,
+            CONF_USE_WINDOW_FEATURE: False,
+            CONF_USE_MOTION_FEATURE: False,
+            CONF_USE_POWER_FEATURE: True,
+            CONF_USE_PRESENCE_FEATURE: False,
+            CONF_HEATER: "switch.mock_switch",
+            CONF_PROP_FUNCTION: PROPORTIONAL_FUNCTION_TPI,
+            CONF_TPI_COEF_INT: 0.3,
+            CONF_TPI_COEF_EXT: 0.01,
+            CONF_MINIMAL_ACTIVATION_DELAY: 30,
+            CONF_SECURITY_DELAY_MIN: 5,
+            CONF_SECURITY_MIN_ON_PERCENT: 0.3,
+            CONF_POWER_SENSOR: "sensor.mock_power_sensor",
+            CONF_MAX_POWER_SENSOR: "sensor.mock_power_max_sensor",
+            CONF_DEVICE_POWER: 100,
+            CONF_PRESET_POWER: "eco",
+        },
+    )
+
+    entity: VersatileThermostat = await create_thermostat(
+        hass, entry, "climate.theoverswitchmockname"
+    )
+    assert entity
+
+    tpi_algo = entity._prop_algorithm
+    assert tpi_algo
+
+    await entity.async_set_preset_mode(PRESET_BOOST)
+    assert entity.preset_mode is PRESET_BOOST
+    assert entity.target_temperature == 19
+    assert entity.overpowering_state is None
+    assert entity.hvac_mode == HVACMode.OFF
+
+    # Send power mesurement
+    await send_power_change_event(entity, 50, datetime.now())
+    assert await entity.check_overpowering() is False
+
+    # All configuration is not complete
+    assert entity.preset_mode is PRESET_BOOST
+    assert entity.overpowering_state is None
+
+    # Send power max mesurement
+    await send_max_power_change_event(entity, 300, datetime.now())
+    assert await entity.check_overpowering() is False
+    # All configuration is complete and power is < power_max
+    assert entity.preset_mode is PRESET_BOOST
+    assert entity.overpowering_state is False
+
+    # Send power max mesurement too low but HVACMode is off
+    with patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat.send_event"
+    ) as mock_send_event, patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat._async_heater_turn_on"
+    ) as mock_heater_on, patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat._async_underlying_entity_turn_off"
+    ) as mock_heater_off:
+        await send_max_power_change_event(entity, 149, datetime.now())
+        assert await entity.check_overpowering() is True
+        # All configuration is complete and power is > power_max but we stay in Boost cause thermostat if Off
+        assert entity.preset_mode is PRESET_BOOST
+        assert entity.overpowering_state is True
+
+        assert mock_send_event.call_count == 0
+        assert mock_heater_on.call_count == 0
+        assert mock_heater_off.call_count == 0
+
+
+async def test_power_management_hvac_on(hass: HomeAssistant, skip_hass_states_is_state):
+    """Test the Power management"""
+
+    entry = MockConfigEntry(
+        domain=DOMAIN,
+        title="TheOverSwitchMockName",
+        unique_id="uniqueId",
+        data={
+            CONF_NAME: "TheOverSwitchMockName",
+            CONF_THERMOSTAT_TYPE: CONF_THERMOSTAT_SWITCH,
+            CONF_TEMP_SENSOR: "sensor.mock_temp_sensor",
+            CONF_EXTERNAL_TEMP_SENSOR: "sensor.mock_ext_temp_sensor",
+            CONF_CYCLE_MIN: 5,
+            CONF_TEMP_MIN: 15,
+            CONF_TEMP_MAX: 30,
+            "eco_temp": 17,
+            "comfort_temp": 18,
+            "boost_temp": 19,
+            CONF_USE_WINDOW_FEATURE: False,
+            CONF_USE_MOTION_FEATURE: False,
+            CONF_USE_POWER_FEATURE: True,
+            CONF_USE_PRESENCE_FEATURE: False,
+            CONF_HEATER: "switch.mock_switch",
+            CONF_PROP_FUNCTION: PROPORTIONAL_FUNCTION_TPI,
+            CONF_TPI_COEF_INT: 0.3,
+            CONF_TPI_COEF_EXT: 0.01,
+            CONF_MINIMAL_ACTIVATION_DELAY: 30,
+            CONF_SECURITY_DELAY_MIN: 5,
+            CONF_SECURITY_MIN_ON_PERCENT: 0.3,
+            CONF_POWER_SENSOR: "sensor.mock_power_sensor",
+            CONF_MAX_POWER_SENSOR: "sensor.mock_power_max_sensor",
+            CONF_DEVICE_POWER: 100,
+            CONF_PRESET_POWER: 12,
+        },
+    )
+
+    entity: VersatileThermostat = await create_thermostat(
+        hass, entry, "climate.theoverswitchmockname"
+    )
+    assert entity
+
+    tpi_algo = entity._prop_algorithm
+    assert tpi_algo
+
+    await entity.async_set_hvac_mode(HVACMode.HEAT)
+    await entity.async_set_preset_mode(PRESET_BOOST)
+    assert entity.hvac_mode is HVACMode.HEAT
+    assert entity.preset_mode is PRESET_BOOST
+    assert entity.overpowering_state is None
+    assert entity.target_temperature == 19
+
+    # Send power mesurement
+    await send_power_change_event(entity, 50, datetime.now())
+    # Send power max mesurement
+    await send_max_power_change_event(entity, 300, datetime.now())
+    assert await entity.check_overpowering() is False
+    # All configuration is complete and power is < power_max
+    assert entity.preset_mode is PRESET_BOOST
+    assert entity.overpowering_state is False
+
+    # Send power max mesurement too low and HVACMode is on
+    with patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat.send_event"
+    ) as mock_send_event, patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat._async_heater_turn_on"
+    ) as mock_heater_on, patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat._async_underlying_entity_turn_off"
+    ) as mock_heater_off:
+        await send_max_power_change_event(entity, 149, datetime.now())
+        assert await entity.check_overpowering() is True
+        # All configuration is complete and power is > power_max we switch to POWER preset
+        assert entity.preset_mode is PRESET_POWER
+        assert entity.overpowering_state is True
+        assert entity.target_temperature == 12
+
+        assert mock_send_event.call_count == 2
+        mock_send_event.assert_has_calls(
+            [
+                call.send_event(EventType.PRESET_EVENT, {"preset": PRESET_POWER}),
+                call.send_event(
+                    EventType.POWER_EVENT,
+                    {
+                        "type": "start",
+                        "current_power": 50,
+                        "device_power": 100,
+                        "current_power_max": 149,
+                    },
+                ),
+            ],
+            any_order=True,
+        )
+        assert mock_heater_on.call_count == 0
+        assert mock_heater_off.call_count == 1
+
+    # Send power mesurement low to unseet power preset
+    with patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat.send_event"
+    ) as mock_send_event, patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat._async_heater_turn_on"
+    ) as mock_heater_on, patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat._async_underlying_entity_turn_off"
+    ) as mock_heater_off:
+        await send_power_change_event(entity, 48, datetime.now())
+        assert await entity.check_overpowering() is False
+        # All configuration is complete and power is < power_max, we restore previous preset
+        assert entity.preset_mode is PRESET_BOOST
+        assert entity.overpowering_state is False
+        assert entity.target_temperature == 19
+
+        assert mock_send_event.call_count == 2
+        mock_send_event.assert_has_calls(
+            [
+                call.send_event(EventType.PRESET_EVENT, {"preset": PRESET_BOOST}),
+                call.send_event(
+                    EventType.POWER_EVENT,
+                    {
+                        "type": "end",
+                        "current_power": 48,
+                        "device_power": 100,
+                        "current_power_max": 149,
+                    },
+                ),
+            ],
+            any_order=True,
+        )
+        # No current temperature is set so the heater wont be turned on
+        assert mock_heater_on.call_count == 0
+        assert mock_heater_off.call_count == 0
+
+
+async def test_power_management_energy(hass: HomeAssistant, skip_hass_states_is_state):
+    """Test the Power management energy mesurement"""
+
+    entry = MockConfigEntry(
+        domain=DOMAIN,
+        title="TheOverSwitchMockName",
+        unique_id="uniqueId",
+        data={
+            CONF_NAME: "TheOverSwitchMockName",
+            CONF_THERMOSTAT_TYPE: CONF_THERMOSTAT_SWITCH,
+            CONF_TEMP_SENSOR: "sensor.mock_temp_sensor",
+            CONF_EXTERNAL_TEMP_SENSOR: "sensor.mock_ext_temp_sensor",
+            CONF_CYCLE_MIN: 5,
+            CONF_TEMP_MIN: 15,
+            CONF_TEMP_MAX: 30,
+            "eco_temp": 17,
+            "comfort_temp": 18,
+            "boost_temp": 19,
+            CONF_USE_WINDOW_FEATURE: False,
+            CONF_USE_MOTION_FEATURE: False,
+            CONF_USE_POWER_FEATURE: True,
+            CONF_USE_PRESENCE_FEATURE: False,
+            CONF_HEATER: "switch.mock_switch",
+            CONF_PROP_FUNCTION: PROPORTIONAL_FUNCTION_TPI,
+            CONF_TPI_COEF_INT: 0.3,
+            CONF_TPI_COEF_EXT: 0.01,
+            CONF_MINIMAL_ACTIVATION_DELAY: 30,
+            CONF_SECURITY_DELAY_MIN: 5,
+            CONF_SECURITY_MIN_ON_PERCENT: 0.3,
+            CONF_POWER_SENSOR: "sensor.mock_power_sensor",
+            CONF_MAX_POWER_SENSOR: "sensor.mock_power_max_sensor",
+            CONF_DEVICE_POWER: 100,
+            CONF_PRESET_POWER: 12,
+        },
+    )
+
+    entity: VersatileThermostat = await create_thermostat(
+        hass, entry, "climate.theoverswitchmockname"
+    )
+    assert entity
+
+    tpi_algo = entity._prop_algorithm
+    assert tpi_algo
+
+    assert entity.total_energy == 0
+
+    # set temperature to 15 so that on_percent will be set
+    with patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat.send_event"
+    ) as mock_send_event, patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat._async_heater_turn_on"
+    ) as mock_heater_on, patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat._async_underlying_entity_turn_off"
+    ) as mock_heater_off:
+        await send_temperature_change_event(entity, 15, datetime.now())
+        await entity.async_set_hvac_mode(HVACMode.HEAT)
+        await entity.async_set_preset_mode(PRESET_BOOST)
+
+        assert entity.hvac_mode is HVACMode.HEAT
+        assert entity.preset_mode is PRESET_BOOST
+        assert entity.target_temperature == 19
+        assert entity.current_temperature == 15
+        assert tpi_algo.on_percent == 1
+
+        assert entity.mean_cycle_power == 100.0
+
+        assert mock_send_event.call_count == 2
+        assert mock_heater_on.call_count == 1
+        assert mock_heater_off.call_count == 0
+
+    entity.incremente_energy()
+    assert entity.total_energy == 100 * 5 / 60.0
+    entity.incremente_energy()
+    assert entity.total_energy == 2 * 100 * 5 / 60.0
+
+    # change temperature to a higher value
+    with patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat.send_event"
+    ) as mock_send_event, patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat._async_heater_turn_on"
+    ) as mock_heater_on, patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat._async_underlying_entity_turn_off"
+    ) as mock_heater_off:
+        await send_temperature_change_event(entity, 18, datetime.now())
+        assert tpi_algo.on_percent == 0.3
+        assert entity.mean_cycle_power == 30.0
+
+        assert mock_send_event.call_count == 0
+        assert mock_heater_on.call_count == 0
+        assert mock_heater_off.call_count == 0
+
+    entity.incremente_energy()
+    assert round(entity.total_energy, 2) == round((2.0 + 0.3) * 100 * 5 / 60.0, 2)
+
+    entity.incremente_energy()
+    assert round(entity.total_energy, 2) == round((2.0 + 0.6) * 100 * 5 / 60.0, 2)
+
+    # change temperature to a much higher value so that heater will be shut down
+    with patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat.send_event"
+    ) as mock_send_event, patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat._async_heater_turn_on"
+    ) as mock_heater_on, patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat._async_underlying_entity_turn_off"
+    ) as mock_heater_off:
+        await send_temperature_change_event(entity, 20, datetime.now())
+        assert tpi_algo.on_percent == 0.0
+        assert entity.mean_cycle_power == 0.0
+
+        assert mock_send_event.call_count == 0
+        assert mock_heater_on.call_count == 0
+        assert mock_heater_off.call_count == 0
+
+    entity.incremente_energy()
+    # No change on energy
+    assert round(entity.total_energy, 2) == round((2.0 + 0.6) * 100 * 5 / 60.0, 2)
+
+    # Still no change
+    entity.incremente_energy()
+    assert round(entity.total_energy, 2) == round((2.0 + 0.6) * 100 * 5 / 60.0, 2)

custom_components/versatile_thermostat/tests/test_security.py

@@ -0,0 +1,194 @@
+""" Test the Security featrure """
+from unittest.mock import patch, call
+
+from .commons import *  # pylint: disable=wildcard-import, unused-wildcard-import
+
+from datetime import timedelta, datetime
+import logging
+
+logging.getLogger().setLevel(logging.DEBUG)
+
+
+async def test_security_feature(hass: HomeAssistant, skip_hass_states_is_state):
+    """Test the security feature and https://github.com/jmcollin78/versatile_thermostat/issues/49:
+    1. creates a thermostat and check that security is off
+    2. activate security feature when date is expired
+    3. change the preset to boost
+    4. check that security is still on
+    5. resolve the date issue
+    6. check that security is off and preset is changed to boost
+    """
+
+    tz = get_tz(hass)
+
+    entry = MockConfigEntry(
+        domain=DOMAIN,
+        title="TheOverSwitchMockName",
+        unique_id="uniqueId",
+        data={
+            "name": "TheOverSwitchMockName",
+            "thermostat_type": "thermostat_over_switch",
+            "temperature_sensor_entity_id": "sensor.mock_temp_sensor",
+            "external_temperature_sensor_entity_id": "sensor.mock_ext_temp_sensor",
+            "cycle_min": 5,
+            "temp_min": 15,
+            "temp_max": 30,
+            "eco_temp": 17,
+            "comfort_temp": 18,
+            "boost_temp": 19,
+            "use_window_feature": False,
+            "use_motion_feature": False,
+            "use_power_feature": False,
+            "use_presence_feature": False,
+            "heater_entity_id": "switch.mock_switch",
+            "proportional_function": "tpi",
+            "tpi_coef_int": 0.3,
+            "tpi_coef_ext": 0.01,
+            "minimal_activation_delay": 30,
+            "security_delay_min": 5,  # 5 minutes
+            "security_min_on_percent": 0.2,
+            "security_default_on_percent": 0.1,
+        },
+    )
+
+    # 1. creates a thermostat and check that security is off
+    now: datetime = datetime.now()
+    entity: VersatileThermostat = await create_thermostat(
+        hass, entry, "climate.theoverswitchmockname"
+    )
+    assert entity
+
+    assert entity._security_state is False
+    assert entity.preset_mode is not PRESET_SECURITY
+    assert entity.preset_modes == [
+        PRESET_NONE,
+        PRESET_ECO,
+        PRESET_COMFORT,
+        PRESET_BOOST,
+    ]
+    assert entity._last_ext_temperature_mesure is not None
+    assert entity._last_temperature_mesure is not None
+    assert (entity._last_temperature_mesure - now).total_seconds() < 1
+    assert (entity._last_ext_temperature_mesure - now).total_seconds() < 1
+
+    # set a preset
+    assert entity.preset_mode is PRESET_NONE
+    await entity.async_set_preset_mode(PRESET_COMFORT)
+    assert entity.preset_mode is PRESET_COMFORT
+
+    # Turn On the thermostat
+    assert entity.hvac_mode == HVACMode.OFF
+    await entity.async_set_hvac_mode(HVACMode.HEAT)
+    assert entity.hvac_mode == HVACMode.HEAT
+
+    # 2. activate security feature when date is expired
+    with patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat.send_event"
+    ) as mock_send_event, patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat._async_heater_turn_on"
+    ) as mock_heater_on:
+        event_timestamp = now - timedelta(minutes=6)
+
+        # set temperature to 15 so that on_percent will be > security_min_on_percent (0.2)
+        await send_temperature_change_event(entity, 15, event_timestamp)
+        assert entity._security_state is True
+        assert entity.preset_mode == PRESET_SECURITY
+        assert entity._saved_preset_mode == PRESET_COMFORT
+        assert entity._prop_algorithm.on_percent == 0.1
+        assert entity._prop_algorithm.calculated_on_percent == 0.9
+
+        assert mock_send_event.call_count == 3
+        mock_send_event.assert_has_calls(
+            [
+                call.send_event(EventType.PRESET_EVENT, {"preset": PRESET_SECURITY}),
+                call.send_event(
+                    EventType.TEMPERATURE_EVENT,
+                    {
+                        "last_temperature_mesure": event_timestamp.replace(
+                            tzinfo=tz
+                        ).isoformat(),
+                        "last_ext_temperature_mesure": entity._last_ext_temperature_mesure.replace(
+                            tzinfo=tz
+                        ).isoformat(),
+                        "current_temp": 15,
+                        "current_ext_temp": None,
+                        "target_temp": 18,
+                    },
+                ),
+                call.send_event(
+                    EventType.SECURITY_EVENT,
+                    {
+                        "type": "start",
+                        "last_temperature_mesure": event_timestamp.replace(
+                            tzinfo=tz
+                        ).isoformat(),
+                        "last_ext_temperature_mesure": entity._last_ext_temperature_mesure.replace(
+                            tzinfo=tz
+                        ).isoformat(),
+                        "current_temp": 15,
+                        "current_ext_temp": None,
+                        "target_temp": 18,
+                    },
+                ),
+            ],
+            any_order=True,
+        )
+
+        assert mock_heater_on.call_count == 1
+
+    # 3. Change the preset to Boost (we should stay in SECURITY)
+    with patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat.send_event"
+    ) as mock_send_event, patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat._async_heater_turn_on"
+    ) as mock_heater_on:
+        await entity.async_set_preset_mode(PRESET_BOOST)
+
+        # 4. check that security is still on
+        assert entity._security_state is True
+        assert entity._prop_algorithm.on_percent == 0.1
+        assert entity._prop_algorithm.calculated_on_percent == 0.9
+        assert entity._saved_preset_mode == PRESET_BOOST
+        assert entity.preset_mode is PRESET_SECURITY
+
+    # 5. resolve the datetime issue
+    with patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat.send_event"
+    ) as mock_send_event, patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat._async_heater_turn_on"
+    ) as mock_heater_on:
+        event_timestamp = datetime.now()
+
+        # set temperature to 15 so that on_percent will be > security_min_on_percent (0.2)
+        await send_temperature_change_event(entity, 15.2, event_timestamp)
+
+        assert entity._security_state is False
+        assert entity.preset_mode == PRESET_BOOST
+        assert entity._saved_preset_mode == PRESET_BOOST
+        assert entity._prop_algorithm.on_percent == 1.0
+        assert entity._prop_algorithm.calculated_on_percent == 1.0
+
+        assert mock_send_event.call_count == 2
+        mock_send_event.assert_has_calls(
+            [
+                call.send_event(EventType.PRESET_EVENT, {"preset": PRESET_BOOST}),
+                call.send_event(
+                    EventType.SECURITY_EVENT,
+                    {
+                        "type": "end",
+                        "last_temperature_mesure": event_timestamp.replace(
+                            tzinfo=tz
+                        ).isoformat(),
+                        "last_ext_temperature_mesure": entity._last_ext_temperature_mesure.replace(
+                            tzinfo=tz
+                        ).isoformat(),
+                        "current_temp": 15.2,
+                        "current_ext_temp": None,
+                        "target_temp": 19,
+                    },
+                ),
+            ],
+            any_order=True,
+        )
+
+        assert mock_heater_on.call_count == 0

custom_components/versatile_thermostat/tests/test_start.py

@@ -0,0 +1,145 @@
+""" Test the normal start of a Thermostat """
+from unittest.mock import patch, call
+
+from homeassistant.core import HomeAssistant
+from homeassistant.components.climate import HVACAction, HVACMode
+from homeassistant.config_entries import ConfigEntryState
+
+from homeassistant.helpers.entity_component import EntityComponent
+from homeassistant.components.climate import ClimateEntity, DOMAIN as CLIMATE_DOMAIN
+
+from pytest_homeassistant_custom_component.common import MockConfigEntry
+
+from ..climate import VersatileThermostat
+
+from .commons import *
+
+
+async def test_over_switch_full_start(hass: HomeAssistant, skip_hass_states_is_state):
+    """Test the normal full start of a thermostat in thermostat_over_switch type"""
+
+    entry = MockConfigEntry(
+        domain=DOMAIN,
+        title="TheOverSwitchMockName",
+        unique_id="uniqueId",
+        data=FULL_SWITCH_CONFIG,
+    )
+
+    with patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat.send_event"
+    ) as mock_send_event:
+        entry.add_to_hass(hass)
+        await hass.config_entries.async_setup(entry.entry_id)
+        assert entry.state is ConfigEntryState.LOADED
+
+        def find_my_entity(entity_id) -> ClimateEntity:
+            """Find my new entity"""
+            component: EntityComponent[ClimateEntity] = hass.data[CLIMATE_DOMAIN]
+            for entity in component.entities:
+                if entity.entity_id == entity_id:
+                    return entity
+
+        entity: VersatileThermostat = find_my_entity("climate.theoverswitchmockname")
+
+        assert entity
+
+        assert entity.name == "TheOverSwitchMockName"
+        assert entity._is_over_climate is False
+        assert entity.hvac_action is HVACAction.OFF
+        assert entity.hvac_mode is HVACMode.OFF
+        assert entity.target_temperature == entity.min_temp
+        assert entity.preset_modes == [
+            PRESET_NONE,
+            PRESET_ECO,
+            PRESET_COMFORT,
+            PRESET_BOOST,
+            PRESET_ACTIVITY,
+        ]
+        assert entity.preset_mode is PRESET_NONE
+        assert entity._security_state is False
+        assert entity._window_state is None
+        assert entity._motion_state is None
+        assert entity._presence_state is None
+        assert entity._prop_algorithm is not None
+
+        # should have been called with EventType.PRESET_EVENT and EventType.HVAC_MODE_EVENT
+        assert mock_send_event.call_count == 2
+
+        mock_send_event.assert_has_calls(
+            [
+                call.send_event(EventType.PRESET_EVENT, {"preset": PRESET_NONE}),
+                call.send_event(
+                    EventType.HVAC_MODE_EVENT,
+                    {"hvac_mode": HVACMode.OFF},
+                ),
+            ]
+        )
+
+
+async def test_over_climate_full_start(hass: HomeAssistant, skip_hass_states_is_state):
+    """Test the normal full start of a thermostat in thermostat_over_climate type"""
+
+    entry = MockConfigEntry(
+        domain=DOMAIN,
+        title="TheOverClimateMockName",
+        unique_id="uniqueId",
+        data=PARTIAL_CLIMATE_CONFIG,
+    )
+
+    fake_underlying_climate = MockClimate(hass, "mockUniqueId", "MockClimateName", {})
+
+    with patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat.send_event"
+    ) as mock_send_event, patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat.find_underlying_climate",
+        return_value=fake_underlying_climate,
+    ) as mock_find_climate:
+        entry.add_to_hass(hass)
+        await hass.config_entries.async_setup(entry.entry_id)
+        assert entry.state is ConfigEntryState.LOADED
+
+        def find_my_entity(entity_id) -> ClimateEntity:
+            """Find my new entity"""
+            component: EntityComponent[ClimateEntity] = hass.data[CLIMATE_DOMAIN]
+            for entity in component.entities:
+                if entity.entity_id == entity_id:
+                    return entity
+
+        entity = find_my_entity("climate.theoverclimatemockname")
+
+        assert entity
+
+        assert entity.name == "TheOverClimateMockName"
+        assert entity._is_over_climate is True
+        assert entity.hvac_action is HVACAction.OFF
+        assert entity.hvac_mode is HVACMode.OFF
+        assert entity.target_temperature == entity.min_temp
+        assert entity.preset_modes == [
+            PRESET_NONE,
+            PRESET_ECO,
+            PRESET_COMFORT,
+            PRESET_BOOST,
+        ]
+        assert entity.preset_mode is PRESET_NONE
+        assert entity._security_state is False
+        assert entity._window_state is None
+        assert entity._motion_state is None
+        assert entity._presence_state is None
+
+        # should have been called with EventType.PRESET_EVENT and EventType.HVAC_MODE_EVENT
+        assert mock_send_event.call_count == 2
+        mock_send_event.assert_has_calls(
+            [
+                call.send_event(EventType.PRESET_EVENT, {"preset": PRESET_NONE}),
+                call.send_event(
+                    EventType.HVAC_MODE_EVENT,
+                    {"hvac_mode": HVACMode.OFF},
+                ),
+            ]
+        )
+
+        assert mock_find_climate.call_count == 1
+        assert mock_find_climate.mock_calls[0] == call("climate.mock_climate")
+        mock_find_climate.assert_has_calls(
+            [call.find_underlying_entity("climate.mock_climate")]
+        )

custom_components/versatile_thermostat/tests/test_tpi.py

@@ -0,0 +1,83 @@
+""" Test the TPI algorithm """
+
+from .commons import *  # pylint: disable=wildcard-import, unused-wildcard-import
+
+
+async def test_tpi_calculation(hass: HomeAssistant, skip_hass_states_is_state):
+    """Test the TPI calculation"""
+
+    entry = MockConfigEntry(
+        domain=DOMAIN,
+        title="TheOverSwitchMockName",
+        unique_id="uniqueId",
+        data={
+            CONF_NAME: "TheOverSwitchMockName",
+            CONF_THERMOSTAT_TYPE: CONF_THERMOSTAT_SWITCH,
+            CONF_TEMP_SENSOR: "sensor.mock_temp_sensor",
+            CONF_EXTERNAL_TEMP_SENSOR: "sensor.mock_ext_temp_sensor",
+            CONF_CYCLE_MIN: 5,
+            CONF_TEMP_MIN: 15,
+            CONF_TEMP_MAX: 30,
+            CONF_USE_WINDOW_FEATURE: False,
+            CONF_USE_MOTION_FEATURE: False,
+            CONF_USE_POWER_FEATURE: False,
+            CONF_USE_PRESENCE_FEATURE: False,
+            CONF_HEATER: "switch.mock_switch",
+            CONF_PROP_FUNCTION: PROPORTIONAL_FUNCTION_TPI,
+            CONF_TPI_COEF_INT: 0.3,
+            CONF_TPI_COEF_EXT: 0.01,
+            CONF_MINIMAL_ACTIVATION_DELAY: 30,
+            CONF_SECURITY_DELAY_MIN: 5,
+            CONF_SECURITY_MIN_ON_PERCENT: 0.3,
+            # CONF_DEVICE_POWER: 100,
+        },
+    )
+
+    entity: VersatileThermostat = await create_thermostat(
+        hass, entry, "climate.theoverswitchmockname"
+    )
+    assert entity
+
+    tpi_algo = entity._prop_algorithm
+    assert tpi_algo
+
+    tpi_algo.calculate(15, 10, 7)
+    assert tpi_algo.on_percent == 1
+    assert tpi_algo.calculated_on_percent == 1
+    assert tpi_algo.on_time_sec == 300
+    assert tpi_algo.off_time_sec == 0
+    assert entity.mean_cycle_power is None  # no device power configured
+
+    tpi_algo.calculate(15, 14, 5)
+    assert tpi_algo.on_percent == 0.4
+    assert tpi_algo.calculated_on_percent == 0.4
+    assert tpi_algo.on_time_sec == 120
+    assert tpi_algo.off_time_sec == 180
+
+    tpi_algo.set_security(0.1)
+    tpi_algo.calculate(15, 14, 5)
+    assert tpi_algo.on_percent == 0.1
+    assert tpi_algo.calculated_on_percent == 0.4
+    assert tpi_algo.on_time_sec == 30  # >= minimal_activation_delay (=30)
+    assert tpi_algo.off_time_sec == 270
+
+    tpi_algo.unset_security()
+    tpi_algo.calculate(15, 14, 5)
+    assert tpi_algo.on_percent == 0.4
+    assert tpi_algo.calculated_on_percent == 0.4
+    assert tpi_algo.on_time_sec == 120
+    assert tpi_algo.off_time_sec == 180
+
+    # Test minimal activation delay
+    tpi_algo.calculate(15, 14.7, 15)
+    assert tpi_algo.on_percent == 0.09
+    assert tpi_algo.calculated_on_percent == 0.09
+    assert tpi_algo.on_time_sec == 0
+    assert tpi_algo.off_time_sec == 300
+
+    tpi_algo.set_security(0.09)
+    tpi_algo.calculate(15, 14.7, 15)
+    assert tpi_algo.on_percent == 0.09
+    assert tpi_algo.calculated_on_percent == 0.09
+    assert tpi_algo.on_time_sec == 0
+    assert tpi_algo.off_time_sec == 300

custom_components/versatile_thermostat/tests/test_window.py

@@ -0,0 +1,200 @@
+""" Test the Window management """
+from unittest.mock import patch, call
+from .commons import *  # pylint: disable=wildcard-import, unused-wildcard-import
+from datetime import datetime
+import time
+
+import logging
+
+logging.getLogger().setLevel(logging.DEBUG)
+
+
+async def test_window_management_time_not_enough(
+    hass: HomeAssistant, skip_hass_states_is_state
+):
+    """Test the Power management"""
+
+    entry = MockConfigEntry(
+        domain=DOMAIN,
+        title="TheOverSwitchMockName",
+        unique_id="uniqueId",
+        data={
+            CONF_NAME: "TheOverSwitchMockName",
+            CONF_THERMOSTAT_TYPE: CONF_THERMOSTAT_SWITCH,
+            CONF_TEMP_SENSOR: "sensor.mock_temp_sensor",
+            CONF_EXTERNAL_TEMP_SENSOR: "sensor.mock_ext_temp_sensor",
+            CONF_CYCLE_MIN: 5,
+            CONF_TEMP_MIN: 15,
+            CONF_TEMP_MAX: 30,
+            "eco_temp": 17,
+            "comfort_temp": 18,
+            "boost_temp": 19,
+            CONF_USE_WINDOW_FEATURE: True,
+            CONF_USE_MOTION_FEATURE: False,
+            CONF_USE_POWER_FEATURE: False,
+            CONF_USE_PRESENCE_FEATURE: False,
+            CONF_HEATER: "switch.mock_switch",
+            CONF_PROP_FUNCTION: PROPORTIONAL_FUNCTION_TPI,
+            CONF_TPI_COEF_INT: 0.3,
+            CONF_TPI_COEF_EXT: 0.01,
+            CONF_MINIMAL_ACTIVATION_DELAY: 30,
+            CONF_SECURITY_DELAY_MIN: 5,
+            CONF_SECURITY_MIN_ON_PERCENT: 0.3,
+            CONF_WINDOW_SENSOR: "binary_sensor.mock_window_sensor",
+            CONF_WINDOW_DELAY: 0,  # important to not been obliged to wait
+        },
+    )
+
+    entity: VersatileThermostat = await create_thermostat(
+        hass, entry, "climate.theoverswitchmockname"
+    )
+    assert entity
+
+    tpi_algo = entity._prop_algorithm
+    assert tpi_algo
+
+    await entity.async_set_hvac_mode(HVACMode.HEAT)
+    await entity.async_set_preset_mode(PRESET_BOOST)
+    assert entity.hvac_mode is HVACMode.HEAT
+    assert entity.preset_mode is PRESET_BOOST
+    assert entity.overpowering_state is None
+    assert entity.target_temperature == 19
+
+    assert entity.window_state is None
+
+    # Open the window, but condition of time is not satisfied and check the thermostat don't turns off
+    with patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat.send_event"
+    ) as mock_send_event, patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat._async_heater_turn_on"
+    ) as mock_heater_on, patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat._async_underlying_entity_turn_off"
+    ) as mock_heater_off, patch(
+        "homeassistant.helpers.condition.state", return_value=False
+    ) as mock_condition:
+        await send_temperature_change_event(entity, 15, datetime.now())
+        try_window_condition = await send_window_change_event(
+            entity, True, datetime.now()
+        )
+        # simulate the call to try_window_condition
+        await try_window_condition(None)
+
+        assert mock_send_event.call_count == 0
+        assert mock_heater_on.call_count == 1
+        assert mock_heater_off.call_count == 0
+        assert mock_condition.call_count == 1
+
+        assert entity.window_state == STATE_OFF
+
+        # Close the window
+        try_window_condition = await send_window_change_event(
+            entity, False, datetime.now()
+        )
+        # simulate the call to try_window_condition
+        await try_window_condition(None)
+        assert entity.window_state == STATE_OFF
+
+
+async def test_window_management_time_enough(
+    hass: HomeAssistant, skip_hass_states_is_state
+):
+    """Test the Power management"""
+
+    entry = MockConfigEntry(
+        domain=DOMAIN,
+        title="TheOverSwitchMockName",
+        unique_id="uniqueId",
+        data={
+            CONF_NAME: "TheOverSwitchMockName",
+            CONF_THERMOSTAT_TYPE: CONF_THERMOSTAT_SWITCH,
+            CONF_TEMP_SENSOR: "sensor.mock_temp_sensor",
+            CONF_EXTERNAL_TEMP_SENSOR: "sensor.mock_ext_temp_sensor",
+            CONF_CYCLE_MIN: 5,
+            CONF_TEMP_MIN: 15,
+            CONF_TEMP_MAX: 30,
+            "eco_temp": 17,
+            "comfort_temp": 18,
+            "boost_temp": 19,
+            CONF_USE_WINDOW_FEATURE: True,
+            CONF_USE_MOTION_FEATURE: False,
+            CONF_USE_POWER_FEATURE: False,
+            CONF_USE_PRESENCE_FEATURE: False,
+            CONF_HEATER: "switch.mock_switch",
+            CONF_PROP_FUNCTION: PROPORTIONAL_FUNCTION_TPI,
+            CONF_TPI_COEF_INT: 0.3,
+            CONF_TPI_COEF_EXT: 0.01,
+            CONF_MINIMAL_ACTIVATION_DELAY: 30,
+            CONF_SECURITY_DELAY_MIN: 5,
+            CONF_SECURITY_MIN_ON_PERCENT: 0.3,
+            CONF_WINDOW_SENSOR: "binary_sensor.mock_window_sensor",
+            CONF_WINDOW_DELAY: 0,  # important to not been obliged to wait
+        },
+    )
+
+    entity: VersatileThermostat = await create_thermostat(
+        hass, entry, "climate.theoverswitchmockname"
+    )
+    assert entity
+
+    tpi_algo = entity._prop_algorithm
+    assert tpi_algo
+
+    await entity.async_set_hvac_mode(HVACMode.HEAT)
+    await entity.async_set_preset_mode(PRESET_BOOST)
+    assert entity.hvac_mode is HVACMode.HEAT
+    assert entity.preset_mode is PRESET_BOOST
+    assert entity.overpowering_state is None
+    assert entity.target_temperature == 19
+
+    assert entity.window_state is None
+
+    # Open the window, but condition of time is not satisfied and check the thermostat don't turns off
+    with patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat.send_event"
+    ) as mock_send_event, patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat._async_heater_turn_on"
+    ) as mock_heater_on, patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat._async_underlying_entity_turn_off"
+    ) as mock_heater_off, patch(
+        "homeassistant.helpers.condition.state", return_value=True
+    ) as mock_condition, patch(
+        "custom_components.versatile_thermostat.climate.VersatileThermostat._is_device_active",
+        return_value=True,
+    ):
+        await send_temperature_change_event(entity, 15, datetime.now())
+        try_window_condition = await send_window_change_event(
+            entity, True, datetime.now()
+        )
+        # simulate the call to try_window_condition
+        await try_window_condition(None)
+
+        assert mock_send_event.call_count == 1
+        mock_send_event.assert_has_calls(
+            [call.send_event(EventType.HVAC_MODE_EVENT, {"hvac_mode": HVACMode.OFF})]
+        )
+        assert mock_heater_on.call_count == 1
+        # One call in turn_oiff and one call in the control_heating
+        assert mock_heater_off.call_count == 2
+        assert mock_condition.call_count == 1
+
+        assert entity.window_state == STATE_ON
+
+        # Close the window
+        try_window_condition = await send_window_change_event(
+            entity, False, datetime.now()
+        )
+        # simulate the call to try_window_condition
+        await try_window_condition(None)
+        assert entity.window_state == STATE_OFF
+        assert mock_heater_on.call_count == 2
+        assert mock_send_event.call_count == 2
+        mock_send_event.assert_has_calls(
+            [
+                call.send_event(EventType.HVAC_MODE_EVENT, {"hvac_mode": HVACMode.OFF}),
+                call.send_event(
+                    EventType.HVAC_MODE_EVENT, {"hvac_mode": HVACMode.HEAT}
+                ),
+            ],
+            any_order=False,
+        )
+        assert entity.preset_mode is PRESET_BOOST