#13 added a failing test for reference tracking with removed field

protobuf-net.unittest/Aqla/ReferenceVersioningWithSkip.cs

@@ -0,0 +1,89 @@
+using AqlaSerializer.Meta;
+using NUnit.Framework;
+
+namespace AqlaSerializer.unittest.Aqla
+{
+    [TestFixture]
+    public class ReferenceVersioningWithSkip
+    {
+        [SerializableType]
+        public class SimpleFoo
+        {
+        }
+
+        [SerializableType]
+        public class SourceSimple
+        {
+            [SerializableMember(1)]
+            public SimpleFoo Foo { get; set; }
+
+            [SerializableMember(2)]
+            public SimpleFoo SameFoo { get; set; }
+        }
+
+        [SerializableType]
+        public class DestinationSimple
+        {
+            [SerializableMember(2)]
+            public SimpleFoo SameFoo { get; set; }
+        }
+
+        [Test]
+        public void ChangeSimple()
+        {
+            var tm = TypeModel.Create();
+            var obj = new SourceSimple();
+            obj.Foo = obj.SameFoo = new SimpleFoo();
+            var changed = tm.ChangeType<SourceSimple, DestinationSimple>(obj);
+            Assert.That(changed.SameFoo, Is.Not.Null);
+        }
+
+        [Test]
+        public void ChangeComplex()
+        {
+            var tm = TypeModel.Create();
+            var obj = new SourceComplex();
+            obj.Bar = obj.SameBar = new SourceBar();
+            obj.Bar.Foo = obj.SameFoo = new SimpleFoo();
+            var changed = tm.ChangeType<SourceComplex, DestinationComplex>(obj);
+            Assert.That(changed.SameBar, Is.Not.Null);
+            Assert.That(changed.SameFoo, Is.Not.Null);
+        }
+
+        // recursive: removed property inside removed property
+        [SerializableType]
+        public class SourceBar
+        {
+            [SerializableMember(1)]
+            public SimpleFoo Foo { get; set; }
+        }
+
+        [SerializableType]
+        public class DestionationBar
+        {
+        }
+
+        [SerializableType]
+        public class SourceComplex
+        {
+            [SerializableMember(1)]
+            public SourceBar Bar { get; set; }
+
+            [SerializableMember(2)]
+            public SourceBar SameBar { get; set; }
+
+            [SerializableMember(3)]
+            public SimpleFoo SameFoo { get; set; }
+        }
+
+        [SerializableType]
+        public class DestinationComplex
+        {
+            [SerializableMember(2)]
+            public DestionationBar SameBar { get; set; }
+
+            [SerializableMember(3)]
+            public SimpleFoo SameFoo { get; set; }
+        }
+    }
+}

protobuf-net.unittest/aqlaserializer.unittest.csproj

@@ -153,6 +153,7 @@
     <Compile Include="Aqla\NestedLevelsTest.cs" />
     <Compile Include="Aqla\NetObjectVersioning.cs" />
     <Compile Include="Aqla\NullForLists.cs" />
+    <Compile Include="Aqla\ReferenceVersioningWithSkip.cs" />
     <Compile Include="Aqla\SubTypeDebugSchema.cs" />
     <Compile Include="Aqla\TooManyLevels.cs" />
     <Compile Include="Attribs\Basic.cs" />