import 'dart:io';

import 'package:flutter_test/flutter_test.dart';

import 'package:mews/application/key_store.dart';

void main() {
  late Directory dir;
  late KeyStore keys;

  setUp(() async {
    dir = await Directory.systemTemp.createTemp('mews-keys');
    keys = KeyStore(() async => dir);
  });

  tearDown(() {
    dir.deleteSync(recursive: true);
  });

  test('a key is stored, read back and removed', () async {
    expect(await keys.read(7), isNull);

    await keys.save(7, 'KEY PEM');
    expect(await keys.read(7), 'KEY PEM');

    // Saving again replaces, the way a renewed identity replaces its key.
    await keys.save(7, 'NEW KEY PEM');
    expect(await keys.read(7), 'NEW KEY PEM');

    await keys.delete(7);
    expect(await keys.read(7), isNull);
  });
}