import 'package:flutter_test/flutter_test.dart';
import 'package:save_file/save_file.dart';
import 'package:save_file/save_file_platform_interface.dart';
import 'package:save_file/save_file_method_channel.dart';
import 'package:plugin_platform_interface/plugin_platform_interface.dart';

class MockSaveFilePlatform
    with MockPlatformInterfaceMixin
    implements SaveFilePlatform {

  @override
  Future<String?> getPlatformVersion() => Future.value('42');
  
  @override
  Future<String?> saveFile(String path,String fileName) => Future.value('43');
}

void main() {
  final SaveFilePlatform initialPlatform = SaveFilePlatform.instance;

  test('$MethodChannelSaveFile is the default instance', () {
    expect(initialPlatform, isInstanceOf<MethodChannelSaveFile>());
  });

  test('getPlatformVersion', () async {
    SaveFile saveFilePlugin = SaveFile();
    MockSaveFilePlatform fakePlatform = MockSaveFilePlatform();
    SaveFilePlatform.instance = fakePlatform;

    expect(await saveFilePlugin.getPlatformVersion(), '42');
  });
}