Fix Islamic prayer sensor timestamp format

homeassistant/components/islamic_prayer_times/__init__.py

@@ -125,11 +125,11 @@ async def async_schedule_future_update(self):
         """
         _LOGGER.debug("Scheduling next update for Islamic prayer times")
 
-        now = dt_util.as_local(dt_util.now())
+        now = dt_util.utcnow()
 
         midnight_dt = self.prayer_times_info["Midnight"]
 
-        if now > dt_util.as_local(midnight_dt):
+        if now > dt_util.as_utc(midnight_dt):
             next_update_at = midnight_dt + timedelta(days=1, minutes=1)
             _LOGGER.debug(
                 "Midnight is after day the changes so schedule update for after Midnight the next day"

homeassistant/components/islamic_prayer_times/sensor.py

@@ -4,6 +4,7 @@
 from homeassistant.const import DEVICE_CLASS_TIMESTAMP
 from homeassistant.helpers.dispatcher import async_dispatcher_connect
 from homeassistant.helpers.entity import Entity
+import homeassistant.util.dt as dt_util
 
 from .const import DATA_UPDATED, DOMAIN, PRAYER_TIMES_ICON, SENSOR_TYPES
 
@@ -48,7 +49,11 @@ def icon(self):
     @property
     def state(self):
         """Return the state of the sensor."""
-        return self.client.prayer_times_info.get(self.sensor_type).isoformat()
+        return (
+            self.client.prayer_times_info.get(self.sensor_type)
+            .astimezone(dt_util.UTC)
+            .isoformat()
+        )
 
     @property
     def should_poll(self):

tests/components/islamic_prayer_times/__init__.py

@@ -42,4 +42,4 @@
     "Midnight": datetime(2020, 1, 1, 00, 43, 0),
 }
 
-NOW = datetime(2020, 1, 1, 00, 00, 0)
+NOW = datetime(2020, 1, 1, 00, 00, 0).astimezone()

tests/components/islamic_prayer_times/test_sensor.py

@@ -1,5 +1,6 @@
 """The tests for the Islamic prayer times sensor platform."""
 from homeassistant.components import islamic_prayer_times
+import homeassistant.util.dt as dt_util
 
 from . import NOW, PRAYER_TIMES, PRAYER_TIMES_TIMESTAMPS
 
@@ -25,5 +26,5 @@ async def test_islamic_prayer_times_sensors(hass):
                 hass.states.get(
                     f"sensor.{prayer}_{islamic_prayer_times.const.SENSOR_TYPES[prayer]}"
                 ).state
-                == PRAYER_TIMES_TIMESTAMPS[prayer].isoformat()
+                == PRAYER_TIMES_TIMESTAMPS[prayer].astimezone(dt_util.UTC).isoformat()
             )