"""Tests for WeCom delta mode."""

from __future__ import annotations

import os
import unittest
from unittest.mock import patch

from daily.config import (
    delta_baseline_fallback,
    env_bool,
    force_push,
    news_dedup_days,
    skip_push_when_silent,
    wecom_mode,
)


class ConfigHelpersTests(unittest.TestCase):
    def test_wecom_mode_defaults_delta(self):
        with patch.dict(os.environ, {}, clear=True):
            self.assertEqual(wecom_mode(), "delta")

    def test_wecom_mode_full(self):
        with patch.dict(os.environ, {"DAILY_WECOM_MODE": "full"}, clear=True):
            self.assertEqual(wecom_mode(), "full")

    def test_env_bool_truthy(self):
        with patch.dict(os.environ, {"DAILY_FORCE_PUSH": "1"}, clear=True):
            self.assertTrue(env_bool("DAILY_FORCE_PUSH", False))

    def test_skip_push_when_silent_default(self):
        with patch.dict(os.environ, {}, clear=True):
            self.assertTrue(skip_push_when_silent())

    def test_news_dedup_days_default(self):
        with patch.dict(os.environ, {}, clear=True):
            self.assertEqual(news_dedup_days(), 7)

    def test_delta_baseline_fallback_default(self):
        with patch.dict(os.environ, {}, clear=True):
            self.assertEqual(delta_baseline_fallback(), "full")