anchor.diff:                  commit: Commit(),
                 ),
               ),
  -            navigatorObservers: <NavigatorObserver>[navigatorObserver],
               routes: <String, WidgetBuilder>{
                 AgentDashboardPage.routeName: (BuildContext context) => const AgentDashboardPage(),
               },
  
positive.code:     });
  
      testWidgets('devicelab agent button redirects to agent page', (WidgetTester tester) async {
        // TODO(ianh): remove the navigator observer since we don't seem to use it
        final MockNavigatorObserver navigatorObserver = MockNavigatorObserver();
  
        await tester.pumpWidget(
          FakeInserter(
            child: MaterialApp(
  
negative.code:   final SizedBox taskBoxWidget = find.byKey(Key(expectedColor.toString())).evaluate().first.widget as SizedBox;
    expect(taskBoxWidget, isNotNull);
  }
  