import 'package:flutter/services.dart'; import 'package:flutter_test/flutter_test.dart'; import 'package:keyboard_height_plugin/keyboard_height_plugin_method_channel.dart'; void main() { MethodChannelKeyboardHeightPlugin platform = MethodChannelKeyboardHeightPlugin(); const MethodChannel channel = MethodChannel('keyboard_height_plugin'); TestWidgetsFlutterBinding.ensureInitialized(); setUp(() { channel.setMockMethodCallHandler((MethodCall methodCall) async { return '42'; }); }); tearDown(() { channel.setMockMethodCallHandler(null); }); test('getPlatformVersion', () async { expect(await platform.getPlatformVersion(), '42'); }); }