"""The tests for the MoldIndicator sensor."""
import unittest

from homeassistant.components.mold_indicator.sensor import (
    ATTR_CRITICAL_TEMP,
    ATTR_DEWPOINT,
)
import homeassistant.components.sensor as sensor
from homeassistant.const import ATTR_UNIT_OF_MEASUREMENT, STATE_UNKNOWN, TEMP_CELSIUS
from homeassistant.setup import setup_component

from tests.common import get_test_home_assistant


class TestSensorMoldIndicator(unittest.TestCase):
    """Test the MoldIndicator sensor."""

    def setUp(self):
        """Set up things to be run when tests are started."""
        self.hass = get_test_home_assistant()
        self.hass.states.set(
            "test.indoortemp", "20", {ATTR_UNIT_OF_MEASUREMENT: TEMP_CELSIUS}
        )
        self.hass.states.set(
            "test.outdoortemp", "10", {ATTR_UNIT_OF_MEASUREMENT: TEMP_CELSIUS}
        )
        self.hass.states.set(
            "test.indoorhumidity", "50", {ATTR_UNIT_OF_MEASUREMENT: "%"}
        )

    def tearDown(self):
        """Stop down everything that was started."""
        self.hass.stop()

    def test_setup(self):
        """Test the mold indicator sensor setup."""
        assert setup_component(
            self.hass,
            sensor.DOMAIN,
            {
                "sensor": {
                    "platform": "mold_indicator",
                    "indoor_temp_sensor": "test.indoortemp",
                    "outdoor_temp_sensor": "test.outdoortemp",
                    "indoor_humidity_sensor": "test.indoorhumidity",
                    "calibration_factor": 2.0,
                }
            },
        )

        moldind = self.hass.states.get("sensor.mold_indicator")
        assert moldind
        assert "%" == moldind.attributes.get("unit_of_measurement")

    def test_invalidcalib(self):
        """Test invalid sensor values."""
        self.hass.states.set(
            "test.indoortemp", "10", {ATTR_UNIT_OF_MEASUREMENT: TEMP_CELSIUS}
        )
        self.hass.states.set(
            "test.outdoortemp", "10", {ATTR_UNIT_OF_MEASUREMENT: TEMP_CELSIUS}
        )
        self.hass.states.set(
            "test.indoorhumidity", "0", {ATTR_UNIT_OF_MEASUREMENT: "%"}
        )

        assert setup_component(
            self.hass,
            sensor.DOMAIN,
            {
                "sensor": {
                    "platform": "mold_indicator",
                    "indoor_temp_sensor": "test.indoortemp",
                    "outdoor_temp_sensor": "test.outdoortemp",
                    "indoor_humidity_sensor": "test.indoorhumidity",
                    "calibration_factor": 0,
                }
            },
        )
        self.hass.start()
        self.hass.block_till_done()
        moldind = self.hass.states.get("sensor.mold_indicator")
        assert moldind
        assert moldind.state == "unavailable"
        assert moldind.attributes.get(ATTR_DEWPOINT) is None
        assert moldind.attributes.get(ATTR_CRITICAL_TEMP) is None

    def test_invalidhum(self):
        """Test invalid sensor values."""
        self.hass.states.set(
            "test.indoortemp", "10", {ATTR_UNIT_OF_MEASUREMENT: TEMP_CELSIUS}
        )
        self.hass.states.set(
            "test.outdoortemp", "10", {ATTR_UNIT_OF_MEASUREMENT: TEMP_CELSIUS}
        )
        self.hass.states.set(
            "test.indoorhumidity", "-1", {ATTR_UNIT_OF_MEASUREMENT: "%"}
        )

        assert setup_component(
            self.hass,
            sensor.DOMAIN,
            {
                "sensor": {
                    "platform": "mold_indicator",
                    "indoor_temp_sensor": "test.indoortemp",
                    "outdoor_temp_sensor": "test.outdoortemp",
                    "indoor_humidity_sensor": "test.indoorhumidity",
                    "calibration_factor": 2.0,
                }
            },
        )

        self.hass.start()
        self.hass.block_till_done()
        moldind = self.hass.states.get("sensor.mold_indicator")
        assert moldind
        assert moldind.state == "unavailable"
        assert moldind.attributes.get(ATTR_DEWPOINT) is None
        assert moldind.attributes.get(ATTR_CRITICAL_TEMP) is None

        self.hass.states.set(
            "test.indoorhumidity", "A", {ATTR_UNIT_OF_MEASUREMENT: "%"}
        )
        self.hass.block_till_done()
        moldind = self.hass.states.get("sensor.mold_indicator")
        assert moldind
        assert moldind.state == "unavailable"
        assert moldind.attributes.get(ATTR_DEWPOINT) is None
        assert moldind.attributes.get(ATTR_CRITICAL_TEMP) is None

        self.hass.states.set(
            "test.indoorhumidity", "10", {ATTR_UNIT_OF_MEASUREMENT: TEMP_CELSIUS}
        )
        self.hass.block_till_done()
        moldind = self.hass.states.get("sensor.mold_indicator")
        assert moldind
        assert moldind.state == "unavailable"
        assert moldind.attributes.get(ATTR_DEWPOINT) is None
        assert moldind.attributes.get(ATTR_CRITICAL_TEMP) is None

    def test_calculation(self):
        """Test the mold indicator internal calculations."""
        assert setup_component(
            self.hass,
            sensor.DOMAIN,
            {
                "sensor": {
                    "platform": "mold_indicator",
                    "indoor_temp_sensor": "test.indoortemp",
                    "outdoor_temp_sensor": "test.outdoortemp",
                    "indoor_humidity_sensor": "test.indoorhumidity",
                    "calibration_factor": 2.0,
                }
            },
        )
        self.hass.start()
        self.hass.block_till_done()
        moldind = self.hass.states.get("sensor.mold_indicator")
        assert moldind

        # assert dewpoint
        dewpoint = moldind.attributes.get(ATTR_DEWPOINT)
        assert dewpoint
        assert dewpoint > 9.25
        assert dewpoint < 9.26

        # assert temperature estimation
        esttemp = moldind.attributes.get(ATTR_CRITICAL_TEMP)
        assert esttemp
        assert esttemp > 14.9
        assert esttemp < 15.1

        # assert mold indicator value
        state = moldind.state
        assert state
        assert state == "68"

    def test_unknown_sensor(self):
        """Test the sensor_changed function."""
        assert setup_component(
            self.hass,
            sensor.DOMAIN,
            {
                "sensor": {
                    "platform": "mold_indicator",
                    "indoor_temp_sensor": "test.indoortemp",
                    "outdoor_temp_sensor": "test.outdoortemp",
                    "indoor_humidity_sensor": "test.indoorhumidity",
                    "calibration_factor": 2.0,
                }
            },
        )
        self.hass.start()

        self.hass.states.set(
            "test.indoortemp", STATE_UNKNOWN, {ATTR_UNIT_OF_MEASUREMENT: TEMP_CELSIUS}
        )
        self.hass.block_till_done()
        moldind = self.hass.states.get("sensor.mold_indicator")
        assert moldind
        assert moldind.state == "unavailable"
        assert moldind.attributes.get(ATTR_DEWPOINT) is None
        assert moldind.attributes.get(ATTR_CRITICAL_TEMP) is None

        self.hass.states.set(
            "test.indoortemp", "30", {ATTR_UNIT_OF_MEASUREMENT: TEMP_CELSIUS}
        )
        self.hass.states.set(
            "test.outdoortemp", STATE_UNKNOWN, {ATTR_UNIT_OF_MEASUREMENT: TEMP_CELSIUS}
        )
        self.hass.block_till_done()
        moldind = self.hass.states.get("sensor.mold_indicator")
        assert moldind
        assert moldind.state == "unavailable"
        assert moldind.attributes.get(ATTR_DEWPOINT) is None
        assert moldind.attributes.get(ATTR_CRITICAL_TEMP) is None

        self.hass.states.set(
            "test.outdoortemp", "25", {ATTR_UNIT_OF_MEASUREMENT: TEMP_CELSIUS}
        )
        self.hass.states.set(
            "test.indoorhumidity", STATE_UNKNOWN, {ATTR_UNIT_OF_MEASUREMENT: "%"}
        )
        self.hass.block_till_done()
        moldind = self.hass.states.get("sensor.mold_indicator")
        assert moldind
        assert moldind.state == "unavailable"
        assert moldind.attributes.get(ATTR_DEWPOINT) is None
        assert moldind.attributes.get(ATTR_CRITICAL_TEMP) is None

        self.hass.states.set(
            "test.indoorhumidity", "20", {ATTR_UNIT_OF_MEASUREMENT: "%"}
        )
        self.hass.block_till_done()
        moldind = self.hass.states.get("sensor.mold_indicator")
        assert moldind
        assert moldind.state == "23"

        dewpoint = moldind.attributes.get(ATTR_DEWPOINT)
        assert dewpoint
        assert dewpoint > 4.58
        assert dewpoint < 4.59

        esttemp = moldind.attributes.get(ATTR_CRITICAL_TEMP)
        assert esttemp
        assert esttemp == 27.5

    def test_sensor_changed(self):
        """Test the sensor_changed function."""
        assert setup_component(
            self.hass,
            sensor.DOMAIN,
            {
                "sensor": {
                    "platform": "mold_indicator",
                    "indoor_temp_sensor": "test.indoortemp",
                    "outdoor_temp_sensor": "test.outdoortemp",
                    "indoor_humidity_sensor": "test.indoorhumidity",
                    "calibration_factor": 2.0,
                }
            },
        )
        self.hass.start()

        self.hass.states.set(
            "test.indoortemp", "30", {ATTR_UNIT_OF_MEASUREMENT: TEMP_CELSIUS}
        )
        self.hass.block_till_done()
        assert self.hass.states.get("sensor.mold_indicator").state == "90"

        self.hass.states.set(
            "test.outdoortemp", "25", {ATTR_UNIT_OF_MEASUREMENT: TEMP_CELSIUS}
        )
        self.hass.block_till_done()
        assert self.hass.states.get("sensor.mold_indicator").state == "57"

        self.hass.states.set(
            "test.indoorhumidity", "20", {ATTR_UNIT_OF_MEASUREMENT: "%"}
        )
        self.hass.block_till_done()
        assert self.hass.states.get("sensor.mold_indicator").state == "23"
