def resolve_state(self):
"""Return the current state of the sensor as a human readable string."""
# pylint: disable=invalid-name,too-many-return-statements
if self.state is None:
return None
elif self.value_type == 'percent' and \
isinstance(self.state, DPTArray) and \
len(self.state.value) == 1:
# TODO: Instanciate DPTScaling object with DPTArray class
return "{0}".format(DPTScaling().from_knx(self.state.value))
elif self.value_type == 'humidity':
return DPTHumidity().from_knx(self.state.value)
elif self.value_type == 'temperature':
return DPTTemperature().from_knx(self.state.value)
elif self.value_type == 'illuminance':
return DPTLux().from_knx(self.state.value)
elif self.value_type == 'speed_ms':
return DPTWsp().from_knx(self.state.value)
elif self.value_type == 'current':
return DPTUElCurrentmA().from_knx(self.state.value)
elif isinstance(self.state, DPTArray):
return ','.join('0x%02x' % i for i in self.state.value)
elif isinstance(self.state, DPTBinary):
return "{0:b}".format(self.state.value)
raise TypeError()
def test_current_wrong_value_from_knx(self):
"""Test DPTUElCurrentmA parsing with wrong value."""
with self.assertRaises(ConversionError):
DPTUElCurrentmA().from_knx((0xFF, 0x4E, 0x12))
def test_current_value_1234(self):
"""Test DPTUElCurrentmA parsing and streaming 4660mA."""
self.assertEqual(DPTUElCurrentmA().to_knx(4660), (0x12, 0x34))
self.assertEqual(DPTUElCurrentmA().from_knx((0x12, 0x34)), 4660)
def test_current_value_78(self):
"""Test DPTUElCurrentmA parsing and streaming 78mA."""
self.assertEqual(DPTUElCurrentmA().to_knx(78), (0x00, 0x4E))
self.assertEqual(DPTUElCurrentmA().from_knx((0x00, 0x4E)), 78)
def test_current_value_38(self):
"""Test DPTUElCurrentmA parsing and streaming 38mA."""
self.assertEqual(DPTUElCurrentmA().to_knx(38), (0x00, 0x26))
self.assertEqual(DPTUElCurrentmA().from_knx((0x00, 0x26)), 38)
def test_current_value_min_value(self):
"""Test DPTUElCurrentmA parsing and streaming with null values."""
self.assertEqual(DPTUElCurrentmA().to_knx(0), (0x00, 0x00))
self.assertEqual(DPTUElCurrentmA().from_knx((0x00, 0x00)), 0)
def test_current_value_max_value(self):
"""Test DPTUElCurrentmA parsing and streaming."""
self.assertEqual(DPTUElCurrentmA().to_knx(65535), (0xFF, 0xFF))
self.assertEqual(DPTUElCurrentmA().from_knx((0xFF, 0xFF)), 65535)
def test_current_to_knx_exceed_limits(self):
"""Test initialization of DPTUElCurrentmA with wrong value (Overflow)."""
with self.assertRaises(ConversionError):
DPTUElCurrentmA().to_knx(65536)
def test_current_assert_min_exceeded(self):
"""Test initialization of DPTUElCurrentmA with wrong value (Underflow)."""
with self.assertRaises(ConversionError):
DPTUElCurrentmA().to_knx(-1)
def test_current_settings(self):
"""Test members of DPTUElCurrentmA."""
self.assertEqual(DPTUElCurrentmA().value_min, 0)
self.assertEqual(DPTUElCurrentmA().value_max, 65535)
self.assertEqual(DPTUElCurrentmA().unit, "mA")
self.assertEqual(DPTUElCurrentmA().resolution, 1)