"""Basic tests for flume usage alerts. This module contains unittest classes for testing different functionalities of flume."""
# Standard library imports
import unittest

# Third-party imports
import requests_mock

# Local application/library-specific imports
import pyflume

from .constants import (
    CONST_CLIENT_ID,
    CONST_CLIENT_SECRET,
    CONST_FLUME_TOKEN,
    CONST_HTTP_METHOD_POST,
    CONST_PASSWORD,
    CONST_TOKEN_FILE,
    CONST_USER_ID,
    CONST_USERNAME,
)
from .utils import load_fixture


class TestFlumeUsageAlerts(unittest.TestCase):
    """Test Flume Usage Alerts Test."""

    @requests_mock.Mocker()
    def test_usage(self, mock):
        """

        Test initialization for Flume Usage Alerts List.

        Args:
            mock: Requests mock.

        """
        mock.register_uri(
            CONST_HTTP_METHOD_POST,
            pyflume.constants.URL_OAUTH_TOKEN,
            text=load_fixture(CONST_TOKEN_FILE),
        )
        mock.register_uri(
            "get",
            pyflume.constants.API_USAGE_URL.format(user_id=CONST_USER_ID),
            text=load_fixture("usage.json"),
        )
        flume_auth = pyflume.FlumeAuth(
            CONST_USERNAME,
            CONST_PASSWORD,
            CONST_CLIENT_ID,
            CONST_CLIENT_SECRET,
            CONST_FLUME_TOKEN,
        )

        flume_alerts = pyflume.FlumeUsageAlertList(flume_auth)
        alerts = flume_alerts.get_usage_alerts()
        assert len(alerts) == 50  # noqa: S101, WPS432
        assert alerts[0]["device_id"] == "6248148189204194987"  # noqa: S101
        assert alerts[0]["event_rule_name"] == "High Flow Alert"  # noqa: S101
        assert flume_alerts.has_next  # noqa: S101

        mock.register_uri(
            "get",
            flume_alerts.next_page,
            text=load_fixture("usage_next.json"),
        )

        alerts_next = flume_alerts.get_next_usage_alerts()
        assert len(alerts_next) == 50  # noqa: S101, WPS432
        assert alerts_next[0]["device_id"] == "6248148189204194987"  # noqa: S101
        assert alerts_next[0]["event_rule_name"] == "High Flow Alert"  # noqa: S101
        assert flume_alerts.has_next is False  # noqa: S101

        mock.register_uri(
            "get",
            pyflume.constants.API_USAGE_URL.format(user_id=CONST_USER_ID),
            text=load_fixture("usage_nopage.json"),
        )

        alerts_nopage = flume_alerts.get_usage_alerts()
        assert len(alerts_nopage) == 50  # noqa: S101, WPS432
        assert alerts_nopage[0]["device_id"] == "6248148189204194987"  # noqa: S101
        assert alerts_nopage[0]["event_rule_name"] == "High Flow Alert"  # noqa: S101
        assert flume_alerts.has_next is False  # noqa: S101
