stub_storage.dart

/// Stub that holds all of the values in memory
class StubStorage implements Storage {
  final hash = <String, dynamic>{};

  @override
  bool? getBool(String key) => hash[key] as bool?;

  @override
  String? getString(String key) => hash[key] as String?;

  @override
  Future<void> setBool(String key, bool? value) async => hash[key] = value;

  @override
  Future<void> setString(String key, String? value) async => hash[key] = value;

  @override
  Future<bool> remove(String key) {
    final result = hash.remove(key) != null;

    return Future.value(result);
  }

  @override
  Future<bool> clear() {
    hash.clear();
    return Future.value(true);
  }

  @override
  Future<bool> removeAll(Iterable<String> keys) {
    keys.forEach(hash.remove);
    return Future.value(true);
  }

  @override
  Future<void> reload() {
    return Future.value(null);
  }
}