Validates multidimensional collections scenarios using UntypedNode.

Microsoft.Kiota.Serialization.Json.Tests/JsonParseNodeTests.cs

@@ -99,6 +99,7 @@ public class JsonParseNodeTests
                                             "        }\r\n" +
                                             "    ],\r\n" +
                                             "    \"detail\": null,\r\n" +
+                                            "    \"table\": [[1,2,3],[4,5,6],[7,8,9]],\r\n" +
                                             "    \"extra\": {\r\n" +
                                             "        \"createdDateTime\":\"2024-01-15T00:00:00\\u002B00:00\"\r\n" +
                                             "    }\r\n" +
@@ -273,6 +274,18 @@ public void GetEntityWithUntypedNodesFromJson()
             Assert.Null(entity.Detail);
             var extra = entity.AdditionalData["extra"];
             Assert.NotNull(extra);
+            Assert.NotNull(entity.Table);
+            var table = (UntypedArray)entity.Table;// the table is a collection
+            foreach(var value in table.GetValue())
+            {
+                var row = (UntypedArray)value;
+                Assert.NotNull(row);// The values are a nested collection
+                foreach(var item in row.GetValue())
+                {
+                    var rowItem = (UntypedInteger)item;
+                    Assert.NotNull(rowItem);// The values are a nested collection
+                }
+            }
         }
     }
 }

Microsoft.Kiota.Serialization.Json.Tests/Mocks/UntypedTestEntity.cs

@@ -1,4 +1,4 @@
-
+
 using System;
 using System.Collections.Generic;
 using Microsoft.Kiota.Abstractions.Serialization;
@@ -14,6 +14,7 @@ public class UntypedTestEntity : IParsable, IAdditionalDataHolder
     public UntypedNode Location { get; set; }
     public UntypedNode Keywords { get; set; }
     public UntypedNode Detail { get; set; }
+    public UntypedNode Table { get; set; }
     public UntypedTestEntity()
     {
         AdditionalData = new Dictionary<string, object>();
@@ -27,7 +28,8 @@ public IDictionary<string, Action<IParseNode>> GetFieldDeserializers()
             { "title", node => Title = node.GetStringValue() },
             { "location", node => Location = node.GetObjectValue(UntypedNode.CreateFromDiscriminatorValue) },
             { "keywords", node => Keywords = node.GetObjectValue(UntypedNode.CreateFromDiscriminatorValue) },
-            { "detail", node => Detail = node.GetObjectValue(UntypedNode.CreateFromDiscriminatorValue) }
+            { "detail", node => Detail = node.GetObjectValue(UntypedNode.CreateFromDiscriminatorValue) },
+            { "table", node => Table = node.GetObjectValue(UntypedNode.CreateFromDiscriminatorValue) },
         };
     }
     public void Serialize(ISerializationWriter writer)
@@ -37,6 +39,7 @@ public void Serialize(ISerializationWriter writer)
         writer.WriteObjectValue("location", Location);
         writer.WriteObjectValue("keywords", Keywords);
         writer.WriteObjectValue("detail", Detail);
+        writer.WriteObjectValue("table", Table);
         writer.WriteAdditionalData(AdditionalData);
     }
     public static UntypedTestEntity CreateFromDiscriminatorValue(IParseNode parseNode)