"""Tests for query parameters validators."""

from oto import response as oto_response
from oto import status as oto_status
import pytest
from werkzeug import datastructures

from availability.constants import error
from availability.constants import stores
from availability.validation import query_params


def test_validate_product_ids_parameter():
    """Assert can determine valid parameters."""
    # This is how Flask will store it in request.args
    params = datastructures.ImmutableMultiDict([('product_ids', '1,2,3')])
    response = query_params.validate_product_ids_parameter(params)
    assert isinstance(response, oto_response.Response)
    assert response.status == oto_status.OK
    assert response.message == [1, 2, 3]


def test_validate_product_ids_parameter_handles_invalid_product_ids():
    """Assert invalid data in 'product_ids' parameter is handled."""
    params = datastructures.ImmutableMultiDict([('product_ids', 'invalid')])
    response = query_params.validate_product_ids_parameter(params)
    assert response.status == oto_status.BAD_REQUEST


def test_validate_product_ids_parameter_without_product_ids():
    """Assert can determine when product_ids is absent."""
    params = datastructures.ImmutableMultiDict([('invalid_param', '1')])
    response = query_params.validate_product_ids_parameter(params)
    assert response.status == oto_status.BAD_REQUEST


def test_validate_product_ids_parameter_rejects_another_params():
    """Assert only 'product_ids' is accepted as parameter."""
    params = datastructures.ImmutableMultiDict(
        [('invalid_param', '1'), ('product_ids', '1,2,3')])
    response = query_params.validate_product_ids_parameter(params)
    assert response.status == oto_status.BAD_REQUEST


def test_validate_correct_store_id():
    """Assert can determine existing store id."""
    for store_id in stores.STORE_IDS:
        response = query_params.validate_store_id(store_id)
        assert response.status == oto_status.OK
        assert response.message == store_id


@pytest.mark.parametrize(
    'store_id',
    [1234567890, '1234567890', 'test', [], {}, ()])
def test_validate_incorrect_store_id(store_id):
    """Assert can determine invalid store id."""
    response = query_params.validate_store_id(store_id)
    assert response.status == oto_status.NOT_FOUND
    assert response.errors['message'] == error.ERROR_MESSAGE_STORE_NOT_FOUND