Added component named switcher_kis switcher water heater integration. (#22325)

* Added component named switcher_kis switcher water heater integration.

* Fixed conflicts.

* Updated requirements.

* Added manifest.json file and updated CODEOWNERS.

* Fixed requirements_all.txt.

* Better component tests.

* Removed unnecessary parameter from fixture function.

* Removed tests section from mypy.ini.

* Remove unused ENTITY_ID_FORMAT.

* Stop udp bridge when failed to setup the component.

* Replace DISCOVERY_ constants prefix with DATA_.

* Various change requests.

* Fixed constant name change remifications.

* Added explicit name to fixture.

* Various change requests.

* More various change requests.

* Added EventType for homeassistant.core.Event.

* Switched from event driven data distribution to dispatcher type plus clean-ups.

* Removed name and icon keys from the component configuration.

* Various change requests.

* Various change reqeusts and clean-ups.

* Removed unnecessary DEPENDENCIES constant from swith platform.

* Replaced configuration data guard with assert.

* Removed unused constants.

* Removed confusing type casting for mypy sake.

* Refactor property device_name to name.

* Removed None guard effecting mypy only.

* Removed unnecessary function from switch entity.

* Removed None guard in use by mypy only.

* Removed unused constant.

* Removed unnecessary context manager.

* Stopped messing around with mypy.ini.

* Referring to typing.TYPE_CHECKING for non-runtime imports.

* Added test requierment correctyly.

* Replaced queue.get() with queue.get_nowait() to avoid backing up intervals requests.

* Revert changes in mypy.ini.

* Changed attributes content to device properties instead of entity properties.

* Fixed typo in constant name.

* Remove unnecessary async keyword from callable.

* Waiting for tasks on event loop to end.

* Added callback decorator to callable.

tests/components/switcher_kis/conftest.py

@@ -0,0 +1,110 @@
+"""Common fixtures and objects for the Switcher integration tests."""
+
+from asyncio import Queue
+from datetime import datetime
+from typing import Any, Generator, Optional
+
+from asynctest import CoroutineMock, patch
+from pytest import fixture
+
+from .consts import (
+    DUMMY_AUTO_OFF_SET, DUMMY_DEVICE_ID, DUMMY_DEVICE_NAME,
+    DUMMY_DEVICE_STATE, DUMMY_ELECTRIC_CURRENT, DUMMY_IP_ADDRESS,
+    DUMMY_MAC_ADDRESS, DUMMY_PHONE_ID, DUMMY_POWER_CONSUMPTION,
+    DUMMY_REMAINING_TIME)
+
+
+@patch('aioswitcher.devices.SwitcherV2Device')
+class MockSwitcherV2Device:
+    """Class for mocking the aioswitcher.devices.SwitcherV2Device object."""
+
+    def __init__(self) -> None:
+        """Initialize the object."""
+        self._last_state_change = datetime.now()
+
+    @property
+    def device_id(self) -> str:
+        """Return the device id."""
+        return DUMMY_DEVICE_ID
+
+    @property
+    def ip_addr(self) -> str:
+        """Return the ip address."""
+        return DUMMY_IP_ADDRESS
+
+    @property
+    def mac_addr(self) -> str:
+        """Return the mac address."""
+        return DUMMY_MAC_ADDRESS
+
+    @property
+    def name(self) -> str:
+        """Return the device name."""
+        return DUMMY_DEVICE_NAME
+
+    @property
+    def state(self) -> str:
+        """Return the device state."""
+        return DUMMY_DEVICE_STATE
+
+    @property
+    def remaining_time(self) -> Optional[str]:
+        """Return the time left to auto-off."""
+        return DUMMY_REMAINING_TIME
+
+    @property
+    def auto_off_set(self) -> str:
+        """Return the auto-off configuration value."""
+        return DUMMY_AUTO_OFF_SET
+
+    @property
+    def power_consumption(self) -> int:
+        """Return the power consumption in watts."""
+        return DUMMY_POWER_CONSUMPTION
+
+    @property
+    def electric_current(self) -> float:
+        """Return the power consumption in amps."""
+        return DUMMY_ELECTRIC_CURRENT
+
+    @property
+    def phone_id(self) -> str:
+        """Return the phone id."""
+        return DUMMY_PHONE_ID
+
+    @property
+    def last_data_update(self) -> datetime:
+        """Return the timestamp of the last update."""
+        return datetime.now()
+
+    @property
+    def last_state_change(self) -> datetime:
+        """Return the timestamp of the state change."""
+        return self._last_state_change
+
+
+@fixture(name='mock_bridge')
+def mock_bridge_fixture() -> Generator[None, Any, None]:
+    """Fixture for mocking aioswitcher.bridge.SwitcherV2Bridge."""
+    queue = Queue()  # type: Queue
+
+    async def mock_queue():
+        """Mock asyncio's Queue."""
+        await queue.put(MockSwitcherV2Device())
+        return await queue.get()
+
+    mock_bridge = CoroutineMock()
+
+    patchers = [
+        patch('aioswitcher.bridge.SwitcherV2Bridge.start', new=mock_bridge),
+        patch('aioswitcher.bridge.SwitcherV2Bridge.stop', new=mock_bridge),
+        patch('aioswitcher.bridge.SwitcherV2Bridge.queue', get=mock_queue)
+        ]
+
+    for patcher in patchers:
+        patcher.start()
+
+    yield
+
+    for patcher in patchers:
+        patcher.stop()