"""Test for RFlink sensor components.

Test setup of rflink sensor component/platform. Verify manual and
automatic sensor creation.

"""

from homeassistant.components.rflink import (
    CONF_RECONNECT_INTERVAL, TMP_ENTITY, DATA_ENTITY_LOOKUP,
    EVENT_KEY_COMMAND, EVENT_KEY_SENSOR)
from homeassistant.const import STATE_UNKNOWN
from tests.components.rflink.test_init import mock_rflink

DOMAIN = 'sensor'

CONFIG = {
    'rflink': {
        'port': '/dev/ttyABC0',
        'ignore_devices': ['ignore_wildcard_*', 'ignore_sensor'],
    },
    DOMAIN: {
        'platform': 'rflink',
        'devices': {
            'test': {
                'name': 'test',
                'sensor_type': 'temperature',
            },
        },
    },
}


async def test_default_setup(hass, monkeypatch):
    """Test all basic functionality of the rflink sensor component."""
    # setup mocking rflink module
    event_callback, create, _, _ = await mock_rflink(
        hass, CONFIG, DOMAIN, monkeypatch)

    # make sure arguments are passed
    assert create.call_args_list[0][1]['ignore']

    # test default state of sensor loaded from config
    config_sensor = hass.states.get('sensor.test')
    assert config_sensor
    assert config_sensor.state == 'unknown'
    assert config_sensor.attributes['unit_of_measurement'] == '°C'

    # test event for config sensor
    event_callback({
        'id': 'test',
        'sensor': 'temperature',
        'value': 1,
        'unit': '°C',
    })
    await hass.async_block_till_done()

    assert hass.states.get('sensor.test').state == '1'

    # test event for new unconfigured sensor
    event_callback({
        'id': 'test2',
        'sensor': 'temperature',
        'value': 0,
        'unit': '°C',
    })
    await hass.async_block_till_done()

    # test  state of new sensor
    new_sensor = hass.states.get('sensor.test2')
    assert new_sensor
    assert new_sensor.state == '0'
    assert new_sensor.attributes['unit_of_measurement'] == '°C'
    assert new_sensor.attributes['icon'] == 'mdi:thermometer'


async def test_disable_automatic_add(hass, monkeypatch):
    """If disabled new devices should not be automatically added."""
    config = {
        'rflink': {
            'port': '/dev/ttyABC0',
        },
        DOMAIN: {
            'platform': 'rflink',
            'automatic_add': False,
        },
    }

    # setup mocking rflink module
    event_callback, _, _, _ = await mock_rflink(
        hass, config, DOMAIN, monkeypatch)

    # test event for new unconfigured sensor
    event_callback({
        'id': 'test2',
        'sensor': 'temperature',
        'value': 0,
        'unit': '°C',
    })
    await hass.async_block_till_done()

    # make sure new device is not added
    assert not hass.states.get('sensor.test2')


async def test_entity_availability(hass, monkeypatch):
    """If Rflink device is disconnected, entities should become unavailable."""
    # Make sure Rflink mock does not 'recover' to quickly from the
    # disconnect or else the unavailability cannot be measured
    config = CONFIG
    failures = [True, True]
    config[CONF_RECONNECT_INTERVAL] = 60

    # Create platform and entities
    _, _, _, disconnect_callback = await mock_rflink(
        hass, config, DOMAIN, monkeypatch, failures=failures)

    # Entities are available by default
    assert hass.states.get('sensor.test').state == STATE_UNKNOWN

    # Mock a disconnect of the Rflink device
    disconnect_callback()

    # Wait for dispatch events to propagate
    await hass.async_block_till_done()

    # Entity should be unavailable
    assert hass.states.get('sensor.test').state == 'unavailable'

    # Reconnect the Rflink device
    disconnect_callback()

    # Wait for dispatch events to propagate
    await hass.async_block_till_done()

    # Entities should be available again
    assert hass.states.get('sensor.test').state == STATE_UNKNOWN


async def test_aliasses(hass, monkeypatch):
    """Validate the response to sensor's alias (with aliasses)."""
    config = {
        'rflink': {
            'port': '/dev/ttyABC0',
        },
        DOMAIN: {
            'platform': 'rflink',
            'devices': {
                'test_02': {
                    'name': 'test_02',
                    'sensor_type': 'humidity',
                    'aliasses': ['test_alias_02_0'],
                },
            },
        },
    }

    # setup mocking rflink module
    event_callback, _, _, _ = await mock_rflink(
        hass, config, DOMAIN, monkeypatch)

    # test default state of sensor loaded from config
    config_sensor = hass.states.get('sensor.test_02')
    assert config_sensor
    assert config_sensor.state == 'unknown'

    # test event for config sensor
    event_callback({
        'id': 'test_alias_02_0',
        'sensor': 'humidity',
        'value': 65,
        'unit': '%',
    })
    await hass.async_block_till_done()

    # test  state of new sensor
    updated_sensor = hass.states.get('sensor.test_02')
    assert updated_sensor
    assert updated_sensor.state == '65'
    assert updated_sensor.attributes['unit_of_measurement'] == '%'


async def test_race_condition(hass, monkeypatch):
    """Test race condition for unknown components."""
    config = {
        'rflink': {
            'port': '/dev/ttyABC0',
        },
        DOMAIN: {
            'platform': 'rflink',
        },
    }
    tmp_entity = TMP_ENTITY.format('test3')

    # setup mocking rflink module
    event_callback, _, _, _ = await mock_rflink(
        hass, config, DOMAIN, monkeypatch)

    # test event for new unconfigured sensor
    event_callback({
        'id': 'test3',
        'sensor': 'battery',
        'value': 'ok',
        'unit': '',
    })
    event_callback({
        'id': 'test3',
        'sensor': 'battery',
        'value': 'ko',
        'unit': '',
    })

    # tmp_entity added to EVENT_KEY_SENSOR
    assert tmp_entity in hass.data[DATA_ENTITY_LOOKUP][
        EVENT_KEY_SENSOR]['test3']
    # tmp_entity must no be added to EVENT_KEY_COMMAND
    assert tmp_entity not in hass.data[DATA_ENTITY_LOOKUP][
        EVENT_KEY_COMMAND]['test3']

    await hass.async_block_till_done()

    # test  state of new sensor
    updated_sensor = hass.states.get('sensor.test3')
    assert updated_sensor

    # test  state of new sensor
    new_sensor = hass.states.get(DOMAIN+'.test3')
    assert new_sensor
    assert new_sensor.state == 'ok'

    event_callback({
        'id': 'test3',
        'sensor': 'battery',
        'value': 'ko',
        'unit': '',
    })
    await hass.async_block_till_done()
    # tmp_entity must be deleted from EVENT_KEY_COMMAND
    assert tmp_entity not in hass.data[DATA_ENTITY_LOOKUP][
        EVENT_KEY_SENSOR]['test3']

    # test  state of new sensor
    new_sensor = hass.states.get(DOMAIN+'.test3')
    assert new_sensor
    assert new_sensor.state == 'ko'