"""Test different accessory types: Covers."""
import unittest
from unittest.mock import patch

from homeassistant.core import callback
from homeassistant.components.cover import (
    ATTR_POSITION, ATTR_CURRENT_POSITION)
from homeassistant.components.homekit.covers import Window
from homeassistant.const import (
    STATE_UNKNOWN, STATE_OPEN,
    ATTR_SERVICE, ATTR_SERVICE_DATA, EVENT_CALL_SERVICE)

from tests.common import get_test_home_assistant
from tests.mock.homekit import get_patch_paths, mock_preload_service

PATH_ACC, PATH_FILE = get_patch_paths('covers')


class TestHomekitSensors(unittest.TestCase):
    """Test class for all accessory types regarding covers."""

    def setUp(self):
        """Setup things to be run when tests are started."""
        self.hass = get_test_home_assistant()
        self.events = []

        @callback
        def record_event(event):
            """Track called event."""
            self.events.append(event)

        self.hass.bus.listen(EVENT_CALL_SERVICE, record_event)

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

    def test_window_set_cover_position(self):
        """Test if accessory and HA are updated accordingly."""
        window_cover = 'cover.window'

        with patch(PATH_ACC, side_effect=mock_preload_service):
            with patch(PATH_FILE, side_effect=mock_preload_service):
                acc = Window(self.hass, window_cover, 'Cover')
                acc.run()

        self.assertEqual(acc.char_current_position.value, 0)
        self.assertEqual(acc.char_target_position.value, 0)
        self.assertEqual(acc.char_position_state.value, 0)

        self.hass.states.set(window_cover, STATE_UNKNOWN,
                             {ATTR_CURRENT_POSITION: None})
        self.hass.block_till_done()

        self.assertEqual(acc.char_current_position.value, 0)
        self.assertEqual(acc.char_target_position.value, 0)
        self.assertEqual(acc.char_position_state.value, 0)

        self.hass.states.set(window_cover, STATE_OPEN,
                             {ATTR_CURRENT_POSITION: 50})
        self.hass.block_till_done()

        self.assertEqual(acc.char_current_position.value, 50)
        self.assertEqual(acc.char_target_position.value, 50)
        self.assertEqual(acc.char_position_state.value, 2)

        # Set from HomeKit
        acc.char_target_position.set_value(25)
        self.hass.block_till_done()
        self.assertEqual(
            self.events[0].data[ATTR_SERVICE], 'set_cover_position')
        self.assertEqual(
            self.events[0].data[ATTR_SERVICE_DATA][ATTR_POSITION], 25)

        self.assertEqual(acc.char_current_position.value, 50)
        self.assertEqual(acc.char_target_position.value, 25)
        self.assertEqual(acc.char_position_state.value, 0)

        # Set from HomeKit
        acc.char_target_position.set_value(75)
        self.hass.block_till_done()
        self.assertEqual(
            self.events[0].data[ATTR_SERVICE], 'set_cover_position')
        self.assertEqual(
            self.events[1].data[ATTR_SERVICE_DATA][ATTR_POSITION], 75)

        self.assertEqual(acc.char_current_position.value, 50)
        self.assertEqual(acc.char_target_position.value, 75)
        self.assertEqual(acc.char_position_state.value, 1)