update to 3.20.1

+## [3.20.1] 
+* Fix wrong reference with unnamed routes and added more tests
+
 ## [3.20.0] - Big update
 * Added GetConnect. 
 - GetConnect is an easy way to communicate from your back to your front. With it you can:

@@ -34,7 +34,8 @@ class CountryView extends GetView<HomeController> {
                     final country = controller.state.countries[index];
                     return ListTile(
                       onTap: () {
-                        Get.toNamed('/details', arguments: country);
+                        Get.toNamed('/home/country/details',
+                            arguments: country);
                       },
                       trailing: CircleAvatar(
                         backgroundImage: NetworkImage(

@@ -68,7 +68,7 @@ class HomeView extends GetView<HomeController> {
                     ),
                     shape: StadiumBorder(),
                     onPressed: () {
-                      Get.toNamed('/country');
+                      Get.toNamed('/home/country');
                     },
                     child: Text(
                       "Fetch by country",

@@ -13,17 +13,20 @@ class AppPages {
 
   static final routes = [
     GetPage(
-      name: Routes.HOME,
-      page: () => HomeView(),
-      binding: HomeBinding(),
-    ),
-    GetPage(
-      name: Routes.COUNTRY,
-      page: () => CountryView(),
-    ),
-    GetPage(
-      name: Routes.DETAILS,
-      page: () => DetailsView(),
-    ),
+        name: Routes.HOME,
+        page: () => HomeView(),
+        binding: HomeBinding(),
+        children: [
+          GetPage(
+            name: Routes.COUNTRY,
+            page: () => CountryView(),
+            children: [
+              GetPage(
+                name: Routes.DETAILS,
+                page: () => DetailsView(),
+              ),
+            ],
+          ),
+        ]),
   ];
 }

 import 'package:flutter/widgets.dart';
-import 'package:get/get.dart';
+import '../../get_navigation.dart';
 import '../routes/get_route.dart';
 
 class ParseRouteTree {

@@ -116,8 +116,8 @@ class GetPageRoute<T> extends PageRoute<T> {
     Animation<double> animation,
     Animation<double> secondaryAnimation,
   ) {
-
- //   Get.reference = settings.name ?? routeName;
+    //   Get.reference = settings.name ?? routeName;
+    Get.reference = reference;
 
     final middlewareRunner = MiddlewareRunner(middlewares);
     final bindingsToBind = middlewareRunner.runOnBindingsStart(bindings);
@@ -396,7 +396,6 @@ class GetPageRoute<T> extends PageRoute<T> {
 
     final middlewareRunner = MiddlewareRunner(middlewares);
     middlewareRunner.runOnPageDispose();
-
   }
 }
 

@@ -234,10 +234,14 @@ class RxString extends _RxImpl<String> {
 class Rx<T> extends _RxImpl<T> {
   Rx([T initial]) : super(initial);
 
-  // TODO: Look for a way to throw the Exception with proper details when the
-  // value [T] doesn't implement toJson().
   @override
-  dynamic toJson() => (value as dynamic)?.toJson();
+  dynamic toJson() {
+    try {
+      return (value as dynamic)?.toJson();
+    } on Exception catch (_) {
+      throw '$T has not method [toJson]';
+    }
+  }
 }
 
 extension StringExtension on String {

 name: get
 description: Open screens/snackbars/dialogs/bottomSheets without context, manage states and inject dependencies easily with GetX.
-version: 3.20.0
+version: 3.20.1
 homepage: https://github.com/jonataslaw/getx
 
 environment:

+import 'package:flutter/widgets.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:get/get.dart';
+
+import 'utils/wrapper.dart';
+
+void main() {
+  testWidgets("Test dispose dependencies with unnamed routes", (tester) async {
+    await tester.pumpWidget(
+      Wrapper(child: Container()),
+    );
+
+    expect(Get.isRegistered<Controller2>(), false);
+    expect(Get.isRegistered<Controller>(), false);
+
+    Get.to(First());
+
+    await tester.pumpAndSettle();
+
+    expect(find.byType(First), findsOneWidget);
+
+    expect(Get.isRegistered<Controller>(), true);
+
+    Get.to(Second());
+
+    await tester.pumpAndSettle();
+
+    expect(find.byType(Second), findsOneWidget);
+
+    expect(Get.isRegistered<Controller>(), true);
+    expect(Get.isRegistered<Controller2>(), true);
+
+    Get.back();
+
+    await tester.pumpAndSettle();
+
+    expect(find.byType(First), findsOneWidget);
+
+    expect(Get.isRegistered<Controller>(), true);
+    expect(Get.isRegistered<Controller2>(), false);
+
+    Get.back();
+
+    await tester.pumpAndSettle();
+
+    expect(Get.isRegistered<Controller>(), false);
+    expect(Get.isRegistered<Controller2>(), false);
+  });
+}
+
+class Controller extends GetxController {}
+
+class Controller2 extends GetxController {}
+
+class First extends StatelessWidget {
+  @override
+  Widget build(BuildContext context) {
+    Get.put(Controller());
+    return Center(
+      child: Text("first"),
+    );
+  }
+}
+
+class Second extends StatelessWidget {
+  @override
+  Widget build(BuildContext context) {
+    Get.put(Controller2());
+    return Center(
+      child: Text("second"),
+    );
+  }
+}

@@ -9,7 +9,7 @@ class RedirectMiddleware extends GetMiddleware {
   RouteSettings redirect(String route) => RouteSettings(name: '/second');
 }
 
-main() {
+void main() {
   testWidgets("Middleware redirect smoke test", (tester) async {
     await tester.pumpWidget(
       GetMaterialApp(