// Startup must survive a corrupt preference store. The store is
// writable from outside the app (`defaults write` stores an int
// where a bool belongs); shared_preferences then THROWS on the
// typed getter, and before the hardening that exception escaped
// from main() before the first frame — a black window with no
// visible error (observed live on 2026-07-15: `hub.secure = 0`).

import 'package:flutter_test/flutter_test.dart';
import 'package:shared_preferences/shared_preferences.dart';

import 'package:chain_studio/data/hub.dart';

void main() {
  TestWidgetsFlutterBinding.ensureInitialized();

  test('loadPersistedEndpoint tolerates an int where a bool belongs', () async {
    SharedPreferences.setMockInitialValues({
      'hub.host': '127.0.0.1',
      'hub.port': 50051,
      'hub.secure': 0, // the corrupt value that killed startup
    });
    // Must not throw; the int coerces to false.
    await HubService.instance.loadPersistedEndpoint();
    expect(HubService.instance.currentEndpoint.host, '127.0.0.1');
    expect(HubService.instance.currentEndpoint.port, 50051);
    expect(HubService.instance.currentEndpoint.secure, false);
  });

  test('loadPersistedEndpoint tolerates wholesale wrong types', () async {
    SharedPreferences.setMockInitialValues({
      'hub.host': 12345, // wrong type → treated as absent
      'hub.port': 'not-a-port', // wrong type → treated as absent
      'hub.secure': 'yes', // wrong type → treated as absent
    });
    await HubService.instance.loadPersistedEndpoint();
    // No explicit endpoint restored → discovery/default path; the
    // call simply must not throw.
  });

  test('theme + locale loaders tolerate wrong types', () async {
    SharedPreferences.setMockInitialValues({
      'theme.mode': 42,
      'locale.code': true,
    });
    final mode = await HubService.instance.loadThemeMode();
    final locale = await HubService.instance.loadLocale();
    expect(mode, ThemeModeValue.system);
    expect(locale.languageCode, 'en');
  });
}