Expand XML docs across bridge and test code

tests/ZB.MOM.WW.LmxOpcUa.Tests/Integration/MultiClientTests.cs

@@ -19,6 +19,9 @@ namespace ZB.MOM.WW.LmxOpcUa.Tests.Integration
     {
         // ── Subscription Sync ─────────────────────────────────────────────
 
+        /// <summary>
+        /// Confirms that multiple OPC UA clients subscribed to the same tag all receive the same runtime update.
+        /// </summary>
         [Fact]
         public async Task MultipleClients_SubscribeToSameTag_AllReceiveDataChanges()
         {
@@ -70,6 +73,9 @@ namespace ZB.MOM.WW.LmxOpcUa.Tests.Integration
             }
         }
 
+        /// <summary>
+        /// Confirms that one client disconnecting does not stop remaining clients from receiving updates.
+        /// </summary>
         [Fact]
         public async Task Client_Disconnects_OtherClientsStillReceive()
         {
@@ -119,6 +125,9 @@ namespace ZB.MOM.WW.LmxOpcUa.Tests.Integration
             }
         }
 
+        /// <summary>
+        /// Confirms that one client unsubscribing does not interrupt delivery to other subscribed clients.
+        /// </summary>
         [Fact]
         public async Task Client_Unsubscribes_OtherClientsStillReceive()
         {
@@ -159,6 +168,9 @@ namespace ZB.MOM.WW.LmxOpcUa.Tests.Integration
             }
         }
 
+        /// <summary>
+        /// Confirms that clients subscribed to different tags only receive updates for their own monitored data.
+        /// </summary>
         [Fact]
         public async Task MultipleClients_SubscribeToDifferentTags_EachGetsOwnData()
         {
@@ -206,6 +218,9 @@ namespace ZB.MOM.WW.LmxOpcUa.Tests.Integration
 
         // ── Concurrent Operation Tests ────────────────────────────────────
 
+        /// <summary>
+        /// Confirms that concurrent browse operations from several clients all complete successfully.
+        /// </summary>
         [Fact]
         public async Task ConcurrentBrowseFromMultipleClients_AllSucceed()
         {
@@ -246,6 +261,9 @@ namespace ZB.MOM.WW.LmxOpcUa.Tests.Integration
             }
         }
 
+        /// <summary>
+        /// Confirms that concurrent browse requests return consistent results across clients.
+        /// </summary>
         [Fact]
         public async Task ConcurrentBrowse_AllReturnSameResults()
         {
@@ -283,6 +301,9 @@ namespace ZB.MOM.WW.LmxOpcUa.Tests.Integration
             }
         }
 
+        /// <summary>
+        /// Confirms that simultaneous browse and subscribe operations do not interfere with one another.
+        /// </summary>
         [Fact]
         public async Task ConcurrentBrowseAndSubscribe_NoInterference()
         {
@@ -318,6 +339,9 @@ namespace ZB.MOM.WW.LmxOpcUa.Tests.Integration
             }
         }
 
+        /// <summary>
+        /// Confirms that concurrent subscribe, read, and browse operations complete without deadlocking the server.
+        /// </summary>
         [Fact]
         public async Task ConcurrentSubscribeAndRead_NoDeadlock()
         {
@@ -355,6 +379,9 @@ namespace ZB.MOM.WW.LmxOpcUa.Tests.Integration
             }
         }
 
+        /// <summary>
+        /// Confirms that repeated client churn does not leave the server in an unstable state.
+        /// </summary>
         [Fact]
         public async Task RapidConnectDisconnect_ServerStaysStable()
         {