"""Define tests for the Notion config flow."""
import aionotion
import pytest

from homeassistant import data_entry_flow
from homeassistant.components.notion import DOMAIN, config_flow
from homeassistant.const import CONF_PASSWORD, CONF_USERNAME

from tests.common import MockConfigEntry, MockDependency, mock_coro


@pytest.fixture
def mock_client_coro():
    """Define a fixture for a client creation coroutine."""
    return mock_coro()


@pytest.fixture
def mock_aionotion(mock_client_coro):
    """Mock the aionotion library."""
    with MockDependency('aionotion') as mock_:
        mock_.async_get_client.return_value = mock_client_coro
        yield mock_


async def test_duplicate_error(hass):
    """Test that errors are shown when duplicates are added."""
    conf = {
        CONF_USERNAME: 'user@host.com',
        CONF_PASSWORD: 'password123',
    }

    MockConfigEntry(domain=DOMAIN, data=conf).add_to_hass(hass)
    flow = config_flow.NotionFlowHandler()
    flow.hass = hass

    result = await flow.async_step_user(user_input=conf)
    assert result['errors'] == {CONF_USERNAME: 'identifier_exists'}


@pytest.mark.parametrize(
    'mock_client_coro',
    [mock_coro(exception=aionotion.errors.NotionError)])
async def test_invalid_credentials(hass, mock_aionotion):
    """Test that an invalid API/App Key throws an error."""
    conf = {
        CONF_USERNAME: 'user@host.com',
        CONF_PASSWORD: 'password123',
    }

    flow = config_flow.NotionFlowHandler()
    flow.hass = hass

    result = await flow.async_step_user(user_input=conf)
    assert result['errors'] == {'base': 'invalid_credentials'}


async def test_show_form(hass):
    """Test that the form is served with no input."""
    flow = config_flow.NotionFlowHandler()
    flow.hass = hass

    result = await flow.async_step_user(user_input=None)

    assert result['type'] == data_entry_flow.RESULT_TYPE_FORM
    assert result['step_id'] == 'user'


async def test_step_import(hass, mock_aionotion):
    """Test that the import step works."""
    conf = {
        CONF_USERNAME: 'user@host.com',
        CONF_PASSWORD: 'password123',
    }

    flow = config_flow.NotionFlowHandler()
    flow.hass = hass

    result = await flow.async_step_import(import_config=conf)
    assert result['type'] == data_entry_flow.RESULT_TYPE_CREATE_ENTRY
    assert result['title'] == 'user@host.com'
    assert result['data'] == {
        CONF_USERNAME: 'user@host.com',
        CONF_PASSWORD: 'password123',
    }


async def test_step_user(hass, mock_aionotion):
    """Test that the user step works."""
    conf = {
        CONF_USERNAME: 'user@host.com',
        CONF_PASSWORD: 'password123',
    }

    flow = config_flow.NotionFlowHandler()
    flow.hass = hass

    result = await flow.async_step_user(user_input=conf)
    assert result['type'] == data_entry_flow.RESULT_TYPE_CREATE_ENTRY
    assert result['title'] == 'user@host.com'
    assert result['data'] == {
        CONF_USERNAME: 'user@host.com',
        CONF_PASSWORD: 'password123',
    }