126 lines
4.2 KiB
Python
126 lines
4.2 KiB
Python
"""Tests for MH-Z19 sensor."""
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from unittest.mock import DEFAULT, Mock, patch
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from pmsensor import co2sensor
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from pmsensor.co2sensor import read_mh_z19_with_temperature
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import homeassistant.components.mhz19.sensor as mhz19
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from homeassistant.components.sensor import DOMAIN
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from homeassistant.const import (
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CONCENTRATION_PARTS_PER_MILLION,
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TEMP_CELSIUS,
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TEMP_FAHRENHEIT,
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)
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from homeassistant.setup import async_setup_component
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from tests.common import assert_setup_component
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async def test_setup_missing_config(hass):
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"""Test setup with configuration missing required entries."""
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with assert_setup_component(0):
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assert await async_setup_component(
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hass, DOMAIN, {"sensor": {"platform": "mhz19"}}
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)
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@patch("pmsensor.co2sensor.read_mh_z19", side_effect=OSError("test error"))
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async def test_setup_failed_connect(mock_co2, hass):
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"""Test setup when connection error occurs."""
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assert not mhz19.setup_platform(
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hass,
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{"platform": "mhz19", mhz19.CONF_SERIAL_DEVICE: "test.serial"},
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None,
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)
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async def test_setup_connected(hass):
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"""Test setup when connection succeeds."""
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with patch.multiple(
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"pmsensor.co2sensor",
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read_mh_z19=DEFAULT,
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read_mh_z19_with_temperature=DEFAULT,
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):
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read_mh_z19_with_temperature.return_value = None
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mock_add = Mock()
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mhz19.setup_platform(
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hass,
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{
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"platform": "mhz19",
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"name": "name",
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"monitored_conditions": ["co2", "temperature"],
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mhz19.CONF_SERIAL_DEVICE: "test.serial",
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},
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mock_add,
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)
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assert mock_add.call_count == 1
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@patch(
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"pmsensor.co2sensor.read_mh_z19_with_temperature",
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side_effect=OSError("test error"),
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)
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async def aiohttp_client_update_oserror(mock_function):
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"""Test MHZClient when library throws OSError."""
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client = mhz19.MHZClient(co2sensor, "test.serial")
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client.update()
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assert {} == client.data
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@patch("pmsensor.co2sensor.read_mh_z19_with_temperature", return_value=(5001, 24))
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async def aiohttp_client_update_ppm_overflow(mock_function):
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"""Test MHZClient when ppm is too high."""
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client = mhz19.MHZClient(co2sensor, "test.serial")
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client.update()
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assert client.data.get("co2") is None
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@patch("pmsensor.co2sensor.read_mh_z19_with_temperature", return_value=(1000, 24))
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async def aiohttp_client_update_good_read(mock_function):
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"""Test MHZClient when ppm is too high."""
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client = mhz19.MHZClient(co2sensor, "test.serial")
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client.update()
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assert {"temperature": 24, "co2": 1000} == client.data
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@patch("pmsensor.co2sensor.read_mh_z19_with_temperature", return_value=(1000, 24))
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async def test_co2_sensor(mock_function, hass):
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"""Test CO2 sensor."""
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client = mhz19.MHZClient(co2sensor, "test.serial")
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sensor = mhz19.MHZ19Sensor(client, "name", mhz19.SENSOR_TYPES[1])
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sensor.hass = hass
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sensor.update()
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assert sensor.name == "name: CO2"
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assert sensor.state == 1000
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assert sensor.native_unit_of_measurement == CONCENTRATION_PARTS_PER_MILLION
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assert sensor.should_poll
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assert sensor.extra_state_attributes == {"temperature": 24}
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@patch("pmsensor.co2sensor.read_mh_z19_with_temperature", return_value=(1000, 24))
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async def test_temperature_sensor(mock_function, hass):
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"""Test temperature sensor."""
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client = mhz19.MHZClient(co2sensor, "test.serial")
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sensor = mhz19.MHZ19Sensor(client, "name", mhz19.SENSOR_TYPES[0])
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sensor.hass = hass
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sensor.update()
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assert sensor.name == "name: Temperature"
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assert sensor.state == 24
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assert sensor.native_unit_of_measurement == TEMP_CELSIUS
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assert sensor.should_poll
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assert sensor.extra_state_attributes == {"co2_concentration": 1000}
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@patch("pmsensor.co2sensor.read_mh_z19_with_temperature", return_value=(1000, 24))
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async def test_temperature_sensor_f(mock_function, hass):
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"""Test temperature sensor."""
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with patch.object(hass.config.units, "temperature_unit", TEMP_FAHRENHEIT):
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client = mhz19.MHZClient(co2sensor, "test.serial")
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sensor = mhz19.MHZ19Sensor(client, "name", mhz19.SENSOR_TYPES[0])
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sensor.hass = hass
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sensor.update()
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assert sensor.state == 75
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