def METHOD_NAME(self):
    self.dps[HVACMODE_DPS] = True
    self.dps[MODE_DPS] = "heating"
    self.assertEqual(self.subject.icon, "mdi:hot-tub")
    self.dps[MODE_DPS] = "cold"
    self.assertEqual(self.subject.icon, "mdi:snowflake")
    self.dps[MODE_DPS] = "mute"
    self.assertEqual(self.subject.icon, "mdi:hot-tub")
    self.dps[ERROR_DPS] = 1
    self.assertEqual(self.subject.icon, "mdi:water-pump-off")
    self.dps[HVACMODE_DPS] = False
    self.assertEqual(self.subject.icon, "mdi:hvac-off")