Read min and max mireds from ZHA lights (#33983)

* implement min and max mireds

* remove unnecessary else

* additional light test

* add test to appease the codecov god

* change defaults

homeassistant/components/zha/core/channels/lighting.py

@@ -41,6 +41,18 @@ class ColorChannel(ZigbeeChannel):
         """Initialize ColorChannel."""
         super().__init__(cluster, ch_pool)
         self._color_capabilities = None
+        self._min_mireds = 153
+        self._max_mireds = 500
+
+    @property
+    def min_mireds(self):
+        """Return the coldest color_temp that this channel supports."""
+        return self._min_mireds
+
+    @property
+    def max_mireds(self):
+        """Return the warmest color_temp that this channel supports."""
+        return self._max_mireds
 
     def get_color_capabilities(self):
         """Return the color capabilities."""
@@ -59,9 +71,15 @@ class ColorChannel(ZigbeeChannel):
 
     async def fetch_color_capabilities(self, from_cache):
         """Get the color configuration."""
-        capabilities = await self.get_attribute_value(
-            "color_capabilities", from_cache=from_cache
-        )
+        attributes = [
+            "color_temp_physical_min",
+            "color_temp_physical_max",
+            "color_capabilities",
+        ]
+        results = await self.get_attributes(attributes, from_cache=from_cache)
+        capabilities = results.get("color_capabilities")
+        self._min_mireds = results.get("color_temp_physical_min", 153)
+        self._max_mireds = results.get("color_temp_physical_max", 500)
 
         if capabilities is None:
             # ZCL Version 4 devices don't support the color_capabilities

homeassistant/components/zha/light.py

@@ -108,7 +108,7 @@ class BaseLight(LogMixin, light.Light):
         self._off_brightness: Optional[int] = None
         self._hs_color: Optional[Tuple[float, float]] = None
         self._color_temp: Optional[int] = None
-        self._min_mireds: Optional[int] = 154
+        self._min_mireds: Optional[int] = 153
         self._max_mireds: Optional[int] = 500
         self._white_value: Optional[int] = None
         self._effect_list: Optional[List[str]] = None
@@ -138,6 +138,16 @@ class BaseLight(LogMixin, light.Light):
         """Return the brightness of this light."""
         return self._brightness
 
+    @property
+    def min_mireds(self):
+        """Return the coldest color_temp that this light supports."""
+        return self._min_mireds
+
+    @property
+    def max_mireds(self):
+        """Return the warmest color_temp that this light supports."""
+        return self._max_mireds
+
     def set_level(self, value):
         """Set the brightness of this light between 0..254.
 
@@ -316,6 +326,9 @@ class Light(BaseLight, ZhaEntity):
         self._level_channel = self.cluster_channels.get(CHANNEL_LEVEL)
         self._color_channel = self.cluster_channels.get(CHANNEL_COLOR)
         self._identify_channel = self.zha_device.channels.identify_ch
+        if self._color_channel:
+            self._min_mireds: Optional[int] = self._color_channel.min_mireds
+            self._max_mireds: Optional[int] = self._color_channel.max_mireds
         self._cancel_refresh_handle = None
         effect_list = []
 
@@ -501,7 +514,7 @@ class LightGroup(BaseLight, ZhaGroupEntity):
 
         self._color_temp = helpers.reduce_attribute(on_states, ATTR_COLOR_TEMP)
         self._min_mireds = helpers.reduce_attribute(
-            states, ATTR_MIN_MIREDS, default=154, reduce=min
+            states, ATTR_MIN_MIREDS, default=153, reduce=min
         )
         self._max_mireds = helpers.reduce_attribute(
             states, ATTR_MAX_MIREDS, default=500, reduce=max

tests/components/zha/test_discover.py

@@ -392,3 +392,12 @@ async def test_device_override(hass, zigpy_device_mock, setup_zha, override, ent
     await zha_gateway.async_device_initialized(zigpy_device)
     await hass.async_block_till_done()
     assert hass.states.get(entity_id) is not None
+
+
+async def test_group_probe_cleanup_called(hass, setup_zha, config_entry):
+    """Test cleanup happens when zha is unloaded."""
+    await setup_zha()
+    disc.GROUP_PROBE.cleanup = mock.Mock(wraps=disc.GROUP_PROBE.cleanup)
+    await config_entry.async_unload(hass)
+    await hass.async_block_till_done()
+    disc.GROUP_PROBE.cleanup.assert_called()

tests/components/zha/test_light.py

@@ -552,6 +552,15 @@ async def async_test_zha_group_light_entity(
     await dev3_cluster_on_off.on()
     assert hass.states.get(entity_id).state == STATE_ON
 
+    # add a 3rd member and ensure we still have an entity and we track the new one
+    await dev1_cluster_on_off.off()
+    await dev3_cluster_on_off.off()
+    assert hass.states.get(entity_id).state == STATE_OFF
+    # this will test that _reprobe_group is used correctly
+    await zha_group.async_add_members([device_light_2.ieee])
+    await dev2_cluster_on_off.on()
+    assert hass.states.get(entity_id).state == STATE_ON
+
     # remove the group and ensure that there is no entity and that the entity registry is cleaned up
     assert zha_gateway.ha_entity_registry.async_get(entity_id) is not None
     await zha_gateway.async_remove_zigpy_group(zha_group.group_id)