51 lines
1.6 KiB
Python
51 lines
1.6 KiB
Python
"""Tests Home Assistant temperature helpers."""
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import unittest
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from tests.common import get_test_home_assistant
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from homeassistant.const import (
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TEMP_CELSIUS, PRECISION_WHOLE, TEMP_FAHRENHEIT, PRECISION_HALVES,
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PRECISION_TENTHS)
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from homeassistant.helpers.temperature import display_temp
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from homeassistant.util.unit_system import METRIC_SYSTEM
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import pytest
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TEMP = 24.636626
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class TestHelpersTemperature(unittest.TestCase):
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"""Set up the temperature tests."""
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def setUp(self):
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"""Set up the tests."""
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self.hass = get_test_home_assistant()
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self.hass.config.unit_system = METRIC_SYSTEM
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def tearDown(self):
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"""Stop down stuff we started."""
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self.hass.stop()
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def test_temperature_not_a_number(self):
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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(self.hass, temp, TEMP_CELSIUS, PRECISION_HALVES)
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assert "Temperature is not a number: {}".format(temp) \
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in str(exception)
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def test_celsius_halves(self):
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"""Test temperature to celsius rounding to halves."""
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assert 24.5 == display_temp(
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self.hass, TEMP, TEMP_CELSIUS, PRECISION_HALVES)
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def test_celsius_tenths(self):
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"""Test temperature to celsius rounding to tenths."""
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assert 24.6 == display_temp(
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self.hass, TEMP, TEMP_CELSIUS, PRECISION_TENTHS)
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def test_fahrenheit_wholes(self):
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"""Test temperature to fahrenheit rounding to wholes."""
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assert -4 == display_temp(
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self.hass, TEMP, TEMP_FAHRENHEIT, PRECISION_WHOLE)
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