def test_convert_invalid_unit():
"""Test exception is thrown for invalid units."""
with pytest.raises(ValueError):
speed_util.convert(5, INVALID_SYMBOL, VALID_SYMBOL)
with pytest.raises(ValueError):
speed_util.convert(5, VALID_SYMBOL, INVALID_SYMBOL)
def wind_speed(self, wind_speed: float | None, from_unit: str) -> float:
"""Convert the given wind_speed to this unit system."""
if not isinstance(wind_speed, Number):
raise TypeError(f"{wind_speed!s} is not a numeric value.")
# type ignore: https://github.com/python/mypy/issues/7207
return speed_util.convert(wind_speed, from_unit, self.wind_speed_unit) # type: ignore
def extra_state_attributes(self) -> Mapping[str, Any] | None:
"""Return additional attributes."""
if self._forecasts:
wind_gust = speed_util.convert(
self._forecasts[0].wind_gust,
SPEED_METERS_PER_SECOND,
self._wind_speed_unit,
)
return {
ATTR_SMHI_CLOUDINESS: self._forecasts[0].cloudiness,
ATTR_SMHI_WIND_GUST_SPEED: round(wind_gust,
ROUNDING_PRECISION),
ATTR_SMHI_THUNDER_PROBABILITY: self._forecasts[0].thunder,
}
return None
def test_convert_same_unit():
"""Test conversion from any unit to same unit."""
assert speed_util.convert(2, SPEED_INCHES_PER_DAY, SPEED_INCHES_PER_DAY) == 2
assert speed_util.convert(3, SPEED_INCHES_PER_HOUR, SPEED_INCHES_PER_HOUR) == 3
assert (
speed_util.convert(4, SPEED_KILOMETERS_PER_HOUR, SPEED_KILOMETERS_PER_HOUR) == 4
)
assert speed_util.convert(5, SPEED_METERS_PER_SECOND, SPEED_METERS_PER_SECOND) == 5
assert speed_util.convert(6, SPEED_MILES_PER_HOUR, SPEED_MILES_PER_HOUR) == 6
assert (
speed_util.convert(7, SPEED_MILLIMETERS_PER_DAY, SPEED_MILLIMETERS_PER_DAY) == 7
)
def test_convert_different_units(from_value, from_unit, expected, to_unit):
"""Test conversion between units."""
assert speed_util.convert(from_value, from_unit,
to_unit) == pytest.approx(expected, rel=1e-4)
def test_convert_nonnumeric_value():
"""Test exception is thrown for nonnumeric type."""
with pytest.raises(TypeError):
speed_util.convert("a", SPEED_KILOMETERS_PER_HOUR,
SPEED_MILES_PER_HOUR)