frosty/test/apis/twitch_integrity_test.dart

import 'dart:convert';

import 'package:flutter_test/flutter_test.dart';
import 'package:frosty/apis/twitch_integrity.dart';

String _tokenFor(Map<String, Object?> payload) {
  final encoded = base64Url.encode(utf8.encode(jsonEncode(payload)));
  return 'v4.public.$encoded.fakesig';
}

void main() {
  group('TwitchIntegrity', () {
    test('detects is_bad_bot string flag', () {
      final token = _tokenFor({
        'client_id': 'kimne78kx3ncx6brgo4mv6wki5h1ko',
        'device_id': 'abc123',
        'is_bad_bot': 'true',
        'exp': '2099-01-01T00:00:00Z',
      });

      expect(TwitchIntegrity.isBadBot(token), isTrue);
      expect(TwitchIntegrity.deviceId(token), 'abc123');
      expect(TwitchIntegrity.expirationMs(token), isNotNull);
    });

    test('detects is_bad_bot bool flag', () {
      final token = _tokenFor({
        'is_bad_bot': true,
        'device_id': 'dev',
      });
      expect(TwitchIntegrity.isBadBot(token), isTrue);
    });

    test('returns false when not flagged', () {
      final token = _tokenFor({
        'is_bad_bot': 'false',
        'device_id': 'dev',
      });
      expect(TwitchIntegrity.isBadBot(token), isFalse);
    });
  });
}