import 'package:flutter_test/flutter_test.dart'; import 'package:flutter_cocos_view/flutter_cocos_view.dart'; import 'package:flutter_cocos_view/flutter_cocos_view_platform_interface.dart'; import 'package:flutter_cocos_view/flutter_cocos_view_method_channel.dart'; import 'package:plugin_platform_interface/plugin_platform_interface.dart'; class MockFlutterCocosViewPlatform with MockPlatformInterfaceMixin implements FlutterCocosViewPlatform { @override Future getPlatformVersion() => Future.value('42'); } void main() { final FlutterCocosViewPlatform initialPlatform = FlutterCocosViewPlatform.instance; test('$MethodChannelFlutterCocosView is the default instance', () { expect(initialPlatform, isInstanceOf()); }); test('getPlatformVersion', () async { FlutterCocosView flutterCocosViewPlugin = FlutterCocosView(); MockFlutterCocosViewPlatform fakePlatform = MockFlutterCocosViewPlatform(); FlutterCocosViewPlatform.instance = fakePlatform; expect(await flutterCocosViewPlugin.getPlatformVersion(), '42'); }); }