Apply Dachary feedback

examples/dart/test/app_services_test.dart

@@ -7,13 +7,15 @@ import "dart:isolate";
 
 void main() {
   const APP_ID = "example-testers-kvjdy";
+
   group('App Services client - ', () {
     test('Access App client', () {
       // :snippet-start: access-app-client
       final appConfig = AppConfiguration(APP_ID);
       final app = App(appConfig);
       //:snippet-end:
-      expect(app.currentUser, null);
+      expect(app, isNotNull);
+      expect(app.id, APP_ID);
     });
     test('App client advanced configuration', () {
       // :snippet-start: app-client-advanced-configuration
@@ -23,7 +25,8 @@ void main() {
           );
       //:snippet-end:
       final app = App(appConfig);
-      expect(app.currentUser, null);
+      expect(app, isNotNull);
+      expect(app.id, APP_ID);
       expect(appConfig.defaultRequestTimeout, Duration(seconds: 120));
     });
 
@@ -34,22 +37,27 @@ void main() {
       final appConfig = AppConfiguration(APP_ID);
       final app = App(appConfig);
       final appId = app.id;
+      final receivePort = ReceivePort();
       // :remove-start:
       expect(app, isNotNull);
-      final receivePort = ReceivePort();
+      final anonUser =
+          await app.logIn(Credentials.anonymous(reuseCredentials: false));
+      expect(anonUser.id, app.currentUser?.id);
       // :remove-end:
+
       // Later, access the App instance on background isolate
       await Isolate.spawn((List<Object> args) async {
         final sendPort = args[0] as SendPort;
         final appId = args[1] as String;
 
         try {
-          final app = App.getById(appId); // :emphasize:
+          final backgroundApp = App.getById(appId); // :emphasize:
 
           // ... Access App users 
-          final user = app?.currentUser!;
+          final user = backgroundApp?.currentUser!;
+          expect(user, isNotNull); // :remove:
 
-          // ... Open and use the synced database as usual
+          // Use the App and user as needed.
 
           sendPort.send('Background task completed');
         } catch (e) {
@@ -62,6 +70,9 @@ void main() {
         expect(message, equals('Background task completed'));
         receivePort.close(); 
       });
+        if (app.currentUser != null) {
+          app.deleteUser(anonUser);
+         }
     });
 
     test("Custom SSL Certificate", () async {

source/examples/generated/flutter/app_services_test.snippet.access-app-by-id.dart

@@ -3,18 +3,20 @@
 final appConfig = AppConfiguration(APP_ID);
 final app = App(appConfig);
 final appId = app.id;
+final receivePort = ReceivePort();
+
 // Later, access the App instance on background isolate
 await Isolate.spawn((List<Object> args) async {
   final sendPort = args[0] as SendPort;
   final appId = args[1] as String;
 
   try {
-    final app = App.getById(appId); 
+    final backgroundApp = App.getById(appId); 
 
     // ... Access App users 
-    final user = app?.currentUser!;
+    final user = backgroundApp?.currentUser!;
 
-    // ... Open and use the synced database as usual
+    // Use the App and user as needed.
 
     sendPort.send('Background task completed');
   } catch (e) {

source/sdk/flutter/app-services/connect-to-app.txt

@@ -48,7 +48,7 @@ once on the main isolate, ideally as soon as the app starts.
    with the ``AppConfiguration`` you just created. In Flutter v1.7.0 and later, 
    this must be done on the main isolate, otherwise the SDK throws an error.  
 
-After you create the ``App``, you can access the constructed ``App``'s instance 
+After you create the ``App``, you can access the constructed ``App`` instance 
 on a background isolate using ``App.getById``. Refer to the
 :ref:`Get App by ID <flutter-get-app-by-id>` section on this page for more 
 information.
@@ -63,8 +63,8 @@ information.
 Advanced Configuration
 ----------------------
 
-.. versionchanged:: 1.6.0
-   Deprecated ``App.localAppName`` and ``App.localAppVersion``.
+.. deprecated:: 1.6.0
+   ``App.localAppName`` and ``App.localAppVersion`` are no longer used.
 
 You can add optional arguments to the ``AppConfiguration`` for more granular control
 of your ``App`` client. You may want to add things like custom timeouts
@@ -97,5 +97,4 @@ the constructed instance on a background isolate by passing the App ID to the
    :language: dart
    :emphasize-lines: 12
 
-Once you have the ``App`` instance, you can use it to work with users and synced
-databases.
+Once you have the ``App`` instance, you can use it to work with the App and users as needed.