import 'package:flutter_test/flutter_test.dart'; import 'package:idcard/idcard.dart'; import 'package:idcard/idcard_platform_interface.dart'; import 'package:idcard/idcard_method_channel.dart'; import 'package:plugin_platform_interface/plugin_platform_interface.dart'; class MockIdcardPlatform with MockPlatformInterfaceMixin implements IdcardPlatform { @override Future getPlatformVersion() => Future.value('42'); } void main() { final IdcardPlatform initialPlatform = IdcardPlatform.instance; test('$MethodChannelIdcard is the default instance', () { expect(initialPlatform, isInstanceOf()); }); test('getPlatformVersion', () async { Idcard idcardPlugin = Idcard(); MockIdcardPlatform fakePlatform = MockIdcardPlatform(); IdcardPlatform.instance = fakePlatform; expect(await idcardPlugin.getPlatformVersion(), '42'); }); }