38 lines
1.1 KiB
Python
38 lines
1.1 KiB
Python
"""Tests Home Assistant temperature helpers."""
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import pytest
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from homeassistant.const import (
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PRECISION_HALVES,
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PRECISION_TENTHS,
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PRECISION_WHOLE,
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TEMP_CELSIUS,
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TEMP_FAHRENHEIT,
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)
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from homeassistant.helpers.temperature import display_temp
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TEMP = 24.636626
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def test_temperature_not_a_number(hass):
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"""Test that temperature is a number."""
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temp = "Temperature"
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with pytest.raises(Exception) as exception:
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display_temp(hass, temp, TEMP_CELSIUS, PRECISION_HALVES)
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assert f"Temperature is not a number: {temp}" in str(exception.value)
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def test_celsius_halves(hass):
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"""Test temperature to celsius rounding to halves."""
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assert display_temp(hass, TEMP, TEMP_CELSIUS, PRECISION_HALVES) == 24.5
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def test_celsius_tenths(hass):
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"""Test temperature to celsius rounding to tenths."""
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assert display_temp(hass, TEMP, TEMP_CELSIUS, PRECISION_TENTHS) == 24.6
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def test_fahrenheit_wholes(hass):
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"""Test temperature to fahrenheit rounding to wholes."""
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assert display_temp(hass, TEMP, TEMP_FAHRENHEIT, PRECISION_WHOLE) == -4
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