"""Test device_registry API."""
import pytest

from homeassistant.components.config import device_registry
from tests.common import mock_device_registry


@pytest.fixture
def client(hass, hass_ws_client):
    """Fixture that can interact with the config manager API."""
    hass.loop.run_until_complete(device_registry.async_setup(hass))
    yield hass.loop.run_until_complete(hass_ws_client(hass))


@pytest.fixture
def registry(hass):
    """Return an empty, loaded, registry."""
    return mock_device_registry(hass)


async def test_list_devices(hass, client, registry):
    """Test list entries."""
    registry.async_get_or_create(
        config_entry_id='1234',
        connections={('ethernet', '12:34:56:78:90:AB:CD:EF')},
        identifiers={('bridgeid', '0123')},
        manufacturer='manufacturer', model='model')
    registry.async_get_or_create(
        config_entry_id='1234',
        identifiers={('bridgeid', '1234')},
        manufacturer='manufacturer', model='model',
        via_hub=('bridgeid', '0123'))

    await client.send_json({
        'id': 5,
        'type': 'config/device_registry/list',
    })
    msg = await client.receive_json()

    dev1, dev2 = [entry.pop('id') for entry in msg['result']]

    assert msg['result'] == [
        {
            'config_entries': ['1234'],
            'connections': [['ethernet', '12:34:56:78:90:AB:CD:EF']],
            'manufacturer': 'manufacturer',
            'model': 'model',
            'name': None,
            'sw_version': None,
            'hub_device_id': None,
            'area_id': None,
            'name_by_user': None,
        },
        {
            'config_entries': ['1234'],
            'connections': [],
            'manufacturer': 'manufacturer',
            'model': 'model',
            'name': None,
            'sw_version': None,
            'hub_device_id': dev1,
            'area_id': None,
            'name_by_user': None,
        }
    ]


async def test_update_device(hass, client, registry):
    """Test update entry."""
    device = registry.async_get_or_create(
        config_entry_id='1234',
        connections={('ethernet', '12:34:56:78:90:AB:CD:EF')},
        identifiers={('bridgeid', '0123')},
        manufacturer='manufacturer', model='model')

    assert not device.area_id
    assert not device.name_by_user

    await client.send_json({
        'id': 1,
        'device_id': device.id,
        'area_id': '12345A',
        'name_by_user': 'Test Friendly Name',
        'type': 'config/device_registry/update',
    })

    msg = await client.receive_json()

    assert msg['result']['id'] == device.id
    assert msg['result']['area_id'] == '12345A'
    assert msg['result']['name_by_user'] == 'Test Friendly Name'
    assert len(registry.devices) == 1