CSHARP-779: fixed issue with BsonRepresentation on arrays no propogating to items when used in the builders.

Author: craiggwilson

MongoDB.Driver/Linq/Utils/BsonSerializationInfoHelper.cs

@@ -19,6 +19,7 @@
 using System.Linq.Expressions;
 using MongoDB.Bson;
 using MongoDB.Bson.Serialization;
+using MongoDB.Bson.Serialization.Options;
 
 namespace MongoDB.Driver.Linq.Utils
 {
@@ -59,6 +60,18 @@ public BsonSerializationInfo GetItemSerializationInfo(string methodName, BsonSer
                 var itemSerializationInfo = arraySerializer.GetItemSerializationInfo();
                 if (itemSerializationInfo != null)
                 {
+                    IBsonSerializationOptions itemSerializationOptions = null;
+                    var arrayOptions = serializationInfo.SerializationOptions as ArraySerializationOptions;
+                    if (arrayOptions != null)
+                    {
+                        itemSerializationOptions = arrayOptions.ItemSerializationOptions;
+                        return new BsonSerializationInfo(
+                            itemSerializationInfo.ElementName,
+                            itemSerializationInfo.Serializer,
+                            itemSerializationInfo.NominalType,
+                            itemSerializationOptions);
+                    }
+
                     return itemSerializationInfo;
                 }
             }

MongoDB.DriverUnitTests/Jira/CSharp779Tests.cs

@@ -0,0 +1,73 @@
+/* Copyright 2010-2013 10gen Inc.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+using System;
+using System.Collections.Generic;
+using MongoDB.Bson;
+using MongoDB.Bson.Serialization.Attributes;
+using MongoDB.Driver.Builders;
+using NUnit.Framework;
+
+namespace MongoDB.DriverUnitTests.Jira
+{
+    [TestFixture]
+    public class CSharp779
+    {
+        public class RepresentationExample
+        {
+            [BsonRepresentation(BsonType.String)]
+            public Guid[] MultipleEntry { get; set; }
+
+            [BsonRepresentation(BsonType.String)]
+            public Guid SingleEntry { get; set; }
+        }
+
+        [Test]
+        public void InRepresentationIssue()
+        {
+            var guid = Guid.NewGuid();
+
+            var singleUpdate = Query<RepresentationExample>
+                .In(x => x.SingleEntry, new[] { guid });
+
+            Assert.That(singleUpdate.ToJson().Contains(guid.ToString()));
+            Assert.That(!singleUpdate.ToJson().Contains("CSUUID"));
+
+            var multipleUpdate = Query<RepresentationExample>
+                .In(x => x.MultipleEntry, new[] { guid });
+
+            Assert.That(multipleUpdate.ToJson(), Contains.Substring(guid.ToString()));
+            Assert.That(!multipleUpdate.ToJson().Contains("CSUUID"));
+        }
+
+        [Test]
+        public void UpdateRepresentationIssue()
+        {
+            var guid = Guid.NewGuid();
+
+            var singleUpdate = Update<RepresentationExample>
+                .Set(x => x.SingleEntry, guid);
+
+            Assert.That(singleUpdate.ToJson().Contains(guid.ToString()));
+            Assert.That(!singleUpdate.ToJson().Contains("CSUUID"));
+
+            var multipleUpdate = Update<RepresentationExample>
+                .PullAll(x => x.MultipleEntry, new[] { guid });
+
+            Assert.That(multipleUpdate.ToJson(), Contains.Substring(guid.ToString()));
+            Assert.That(!multipleUpdate.ToJson().Contains("CSUUID"));
+        }
+    }
+}

MongoDB.DriverUnitTests/MongoDB.DriverUnitTests.csproj

@@ -121,6 +121,7 @@
     <Compile Include="Jira\CSharp653Tests.cs" />
     <Compile Include="Jira\CSharp714Tests.cs" />
     <Compile Include="Jira\CSharp718Tests.cs" />
+    <Compile Include="Jira\CSharp779Tests.cs" />
     <Compile Include="MongoClientSettingsTests.cs" />
     <Compile Include="ReadPreferenceTests.cs" />
     <Compile Include="MongoCollectionSettingsTests.cs" />