def test_validators(self):
with self.assertRaises(ValidationError):
validate_latitude(90.1)
with self.assertRaises(ValidationError):
validate_latitude(-91)
with self.assertRaises(ValidationError):
validate_longitude(180.1)
with self.assertRaises(ValidationError):
validate_longitude(-180)
def to_python(self, value):
if not value or value == 'None':
return None
if isinstance(value, GeoCoordinates):
return value
if isinstance(value, list):
if None in value:
return None
latitude = value[0]
longitude = value[1]
else:
value_parts = value.rsplit(',')
try:
latitude = value_parts[0]
except IndexError:
latitude = '0.0'
try:
longitude = value_parts[1]
except IndexError:
longitude = '0.0'
validate_latitude(latitude)
validate_longitude(longitude)
return GeoCoordinates(latitude, longitude)
def to_python(self, value):
if not value or value == 'None':
return None
if isinstance(value, GeoLocation):
return value
if isinstance(value, list):
if None in value:
return None
timestamp, coordinates_raw = value
coordinates = GeoCoordinates(*coordinates_raw)
else:
# default case is string
value_parts = value.rsplit(':')
try:
timestamp = value_parts[0]
except IndexError:
timestamp = '0.0'
try:
coords_parts = value_parts[1].rsplit(',')
except IndexError:
latitude = '0.0'
longitude = '0.0'
else:
try:
latitude = coords_parts[0]
except IndexError:
latitude = '0.0'
try:
longitude = coords_parts[1]
except IndexError:
longitude = '0.0'
validate_latitude(latitude)
validate_longitude(longitude)
coordinates = GeoCoordinates(latitude, longitude)
return GeoLocation(timestamp, coordinates)
