tests: Fix the XEP-0198 test

packages/moxxmpp/lib/src/managers/base.dart

@@ -21,23 +21,28 @@ abstract class XmppManagerBase {
   }
 
   /// Return the StanzaHandlers associated with this manager that deal with stanzas we
-  /// send. These are run before the stanza is sent.
+  /// send. These are run before the stanza is sent. The higher the value of the
+  /// handler's priority, the earlier it is run.
   List<StanzaHandler> getOutgoingPreStanzaHandlers() => [];
 
   /// Return the StanzaHandlers associated with this manager that deal with stanzas we
-  /// send. These are run after the stanza is sent.
+  /// send. These are run after the stanza is sent. The higher the value of the
+  /// handler's priority, the earlier it is run.
   List<StanzaHandler> getOutgoingPostStanzaHandlers() => [];
   
   /// Return the StanzaHandlers associated with this manager that deal with stanzas we
-  /// receive.
+  /// receive. The higher the value of the
+  /// handler's priority, the earlier it is run.
   List<StanzaHandler> getIncomingStanzaHandlers() => [];
 
   /// Return the StanzaHandlers associated with this manager that deal with stanza handlers
   /// that have to run before the main ones run. This is useful, for example, for OMEMO
-  /// as we have to decrypt the stanza before we do anything else.
+  /// as we have to decrypt the stanza before we do anything else. The higher the value
+  /// of the handler's priority, the earlier it is run.
   List<StanzaHandler> getIncomingPreStanzaHandlers() => [];
   
-  /// Return the NonzaHandlers associated with this manager.
+  /// Return the NonzaHandlers associated with this manager. The higher the value of the
+  /// handler's priority, the earlier it is run.
   List<NonzaHandler> getNonzaHandlers() => [];
 
   /// Return a list of features that should be included in a disco response.

packages/moxxmpp/lib/src/managers/handlers.dart

@@ -5,7 +5,6 @@ import 'package:moxxmpp/src/stanza.dart';
 import 'package:moxxmpp/src/stringxml.dart';
 
 abstract class Handler {
-
   const Handler(this.matchStanzas, { this.nonzaTag, this.nonzaXmlns });
   final String? nonzaTag;
   final String? nonzaXmlns;
@@ -32,7 +31,6 @@ abstract class Handler {
 }
 
 class NonzaHandler extends Handler {
-
   NonzaHandler({
       required this.callback,
       String? nonzaTag,
@@ -46,7 +44,6 @@ class NonzaHandler extends Handler {
 }
 
 class StanzaHandler extends Handler {
-
   StanzaHandler({
       required this.callback,
       this.tagXmlns,

packages/moxxmpp/lib/src/xeps/xep_0198/xep_0198.dart

@@ -142,7 +142,7 @@ class StreamManagementManager extends XmppManagerBase {
   ];
 
   @override
-  List<StanzaHandler> getIncomingStanzaHandlers() => [
+  List<StanzaHandler> getIncomingPreStanzaHandlers() => [
     StanzaHandler(
       callback: _onServerStanzaReceived,
       priority: 9999,

packages/moxxmpp/test/xeps/xep_0198_test.dart

@@ -4,7 +4,7 @@ import '../helpers/logging.dart';
 import '../helpers/xmpp.dart';
 
 Future<void> runIncomingStanzaHandlers(StreamManagementManager man, Stanza stanza) async {
-  for (final handler in man.getIncomingStanzaHandlers()) {
+  for (final handler in man.getIncomingPreStanzaHandlers()) {
     if (handler.matches(stanza)) await handler.callback(stanza, StanzaHandlerData(false, false, null, stanza));
   }
 }