Fix Min/Max Kelvin color temp attribute for Google (#15697)

* Fix Min/Max Kelvin color temp attribute for Google

Max Kelvin is actually Min Mireds and vice-versa. K = 1000000 / mireds

* Update test_smart_home.py

* Update test_trait.py

homeassistant/components/google_assistant/trait.py

@@ -304,10 +304,12 @@ class ColorTemperatureTrait(_Trait):
     def sync_attributes(self):
         """Return color temperature attributes for a sync request."""
         attrs = self.state.attributes
+        # Max Kelvin is Min Mireds K = 1000000 / mireds
+        # Min Kevin is Max Mireds K = 1000000 / mireds
         return {
-            'temperatureMinK': color_util.color_temperature_mired_to_kelvin(
-                attrs.get(light.ATTR_MIN_MIREDS)),
             'temperatureMaxK': color_util.color_temperature_mired_to_kelvin(
+                attrs.get(light.ATTR_MIN_MIREDS)),
+            'temperatureMinK': color_util.color_temperature_mired_to_kelvin(
                 attrs.get(light.ATTR_MAX_MIREDS)),
         }
 

tests/components/google_assistant/test_smart_home.py

@@ -74,8 +74,8 @@ async def test_sync_message(hass):
                 'willReportState': False,
                 'attributes': {
                     'colorModel': 'rgb',
-                    'temperatureMinK': 6535,
-                    'temperatureMaxK': 2000,
+                    'temperatureMinK': 2000,
+                    'temperatureMaxK': 6535,
                 },
                 'roomHint': 'Living Room'
             }]

tests/components/google_assistant/test_trait.py

@@ -414,8 +414,8 @@ async def test_color_temperature_light(hass):
     }))
 
     assert trt.sync_attributes() == {
-        'temperatureMinK': 5000,
-        'temperatureMaxK': 2000,
+        'temperatureMinK': 2000,
+        'temperatureMaxK': 5000,
     }
 
     assert trt.query_attributes() == {