mirror of
https://github.com/home-assistant/core
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e23750b2a4
Co-authored-by: Martin Hjelmare <marhje52@gmail.com> Co-authored-by: Erik Montnemery <erik@montnemery.com>
70 lines
2.0 KiB
Python
70 lines
2.0 KiB
Python
"""Test Home Assistant volume utility functions."""
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import pytest
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from homeassistant.const import (
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VOLUME_CUBIC_FEET,
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VOLUME_CUBIC_METERS,
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VOLUME_FLUID_OUNCE,
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VOLUME_GALLONS,
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VOLUME_LITERS,
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VOLUME_MILLILITERS,
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)
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import homeassistant.util.volume as volume_util
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INVALID_SYMBOL = "bob"
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VALID_SYMBOL = VOLUME_LITERS
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def test_convert_same_unit():
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"""Test conversion from any unit to same unit."""
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assert volume_util.convert(2, VOLUME_LITERS, VOLUME_LITERS) == 2
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assert volume_util.convert(3, VOLUME_MILLILITERS, VOLUME_MILLILITERS) == 3
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assert volume_util.convert(4, VOLUME_GALLONS, VOLUME_GALLONS) == 4
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assert volume_util.convert(5, VOLUME_FLUID_OUNCE, VOLUME_FLUID_OUNCE) == 5
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def test_convert_invalid_unit():
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"""Test exception is thrown for invalid units."""
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with pytest.raises(ValueError):
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volume_util.convert(5, INVALID_SYMBOL, VALID_SYMBOL)
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with pytest.raises(ValueError):
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volume_util.convert(5, VALID_SYMBOL, INVALID_SYMBOL)
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def test_convert_nonnumeric_value():
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"""Test exception is thrown for nonnumeric type."""
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with pytest.raises(TypeError):
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volume_util.convert("a", VOLUME_GALLONS, VOLUME_LITERS)
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def test_convert_from_liters():
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"""Test conversion from liters to other units."""
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liters = 5
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assert volume_util.convert(liters, VOLUME_LITERS, VOLUME_GALLONS) == 1.321
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def test_convert_from_gallons():
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"""Test conversion from gallons to other units."""
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gallons = 5
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assert volume_util.convert(gallons, VOLUME_GALLONS, VOLUME_LITERS) == 18.925
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def test_convert_from_cubic_meters():
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"""Test conversion from cubic meter to other units."""
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cubic_meters = 5
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assert (
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volume_util.convert(cubic_meters, VOLUME_CUBIC_METERS, VOLUME_CUBIC_FEET)
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== 176.5733335
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)
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def test_convert_from_cubic_feet():
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"""Test conversion from cubic feet to cubic meters to other units."""
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cubic_feets = 500
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assert (
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volume_util.convert(cubic_feets, VOLUME_CUBIC_FEET, VOLUME_CUBIC_METERS)
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== 14.1584233
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)
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