public void SourceFieldIsMarkedAsIgnored_ItIsNullInReplica() { var source = new StructWithAttribute { field1 = "some string", field2 = new Class() }; StructWithAttribute result = objectReplicator.Replicate(source); Assert.That(result.field1, Is.SameAs(source.field1)); Assert.That(result.field2, Is.Null); }