小编New*_*Dev的帖子

所以，我正在尝试测试我的颤振应用程序。这是我所做的

class MockSplashScreenBloc extends MockBloc<SplashScreenState>
    implements SplashScreenBloc {}

void main() {
  MockSplashScreenBloc splashScreenBloc;

  Widget MyWidget() {
    return MaterialApp(
      home: BlocProvider(
        create: (context) {
          return SplashScreenBloc(url: "google.com");
        },
        child: SplashScreen(),
      ),
    );
  }

  group('Splash Screen Widget Test', () {
    setUp(() {
      splashScreenBloc = MockSplashScreenBloc();
    });
    tearDown(() {
      splashScreenBloc?.close();
    });

    testWidgets('should render Container when state is Default State',
        (WidgetTester tester) async {
      when(splashScreenBloc.state).thenAnswer((_) => Default());
      await tester.pumpWidget(MyWidget());
      expect(find.byKey(ValueKey("container_empty")), findsOneWidget);
    });

    testWidgets('should render LoadingIndicator when state is Loading State',
        (WidgetTester tester) async { …