import 'dart:async'; import 'package:flutter/material.dart'; import 'package:flutter_test/flutter_test.dart'; import 'package:lightmeter/data/models/feature.dart'; import 'package:lightmeter/data/remote_config_service.dart'; import 'package:lightmeter/providers/remote_config_provider.dart'; import 'package:mocktail/mocktail.dart'; class _MockRemoteConfigService extends Mock implements RemoteConfigService {} void main() { TestWidgetsFlutterBinding.ensureInitialized(); late _MockRemoteConfigService mockRemoteConfigService; setUpAll(() { mockRemoteConfigService = _MockRemoteConfigService(); }); setUp(() { when(() => mockRemoteConfigService.getValue(Feature.unlockProFeaturesText)).thenReturn(false); when(() => mockRemoteConfigService.getAll()).thenReturn({Feature.unlockProFeaturesText: false}); }); tearDown(() { reset(mockRemoteConfigService); }); Future pumpTestWidget(WidgetTester tester) async { await tester.pumpWidget( RemoteConfigProvider( remoteConfigService: mockRemoteConfigService, child: const _Application(), ), ); } testWidgets( 'RemoteConfigProvider init', (tester) async { when(() => mockRemoteConfigService.onConfigUpdated()).thenAnswer((_) => const Stream.empty()); await pumpTestWidget(tester); expect(find.text('unlockProFeaturesText: false'), findsOneWidget); }, ); testWidgets( 'RemoteConfigProvider updates stream', (tester) async { final StreamController> remoteConfigUpdateController = StreamController>(); when(() => mockRemoteConfigService.onConfigUpdated()).thenAnswer((_) => remoteConfigUpdateController.stream); await pumpTestWidget(tester); expect(find.text('unlockProFeaturesText: false'), findsOneWidget); when(() => mockRemoteConfigService.getValue(Feature.unlockProFeaturesText)).thenReturn(true); remoteConfigUpdateController.add({Feature.unlockProFeaturesText}); await tester.pumpAndSettle(); expect(find.text('unlockProFeaturesText: true'), findsOneWidget); await remoteConfigUpdateController.close(); }, ); test('RemoteConfig.updateShouldNotifyDependent', () { const config = RemoteConfig(config: {Feature.unlockProFeaturesText: false}, child: SizedBox()); expect( config.updateShouldNotifyDependent(config, {}), false, ); expect( config.updateShouldNotifyDependent( const RemoteConfig(config: {Feature.unlockProFeaturesText: false}, child: SizedBox()), {Feature.unlockProFeaturesText}, ), false, ); expect( config.updateShouldNotifyDependent( const RemoteConfig(config: {Feature.unlockProFeaturesText: true}, child: SizedBox()), {Feature.unlockProFeaturesText}, ), true, ); }); } class _Application extends StatelessWidget { const _Application(); @override Widget build(BuildContext context) { return MaterialApp( home: Scaffold( body: Center( child: Text( "${Feature.unlockProFeaturesText.name}: ${RemoteConfig.isEnabled(context, Feature.unlockProFeaturesText)}", ), ), ), ); } }