anchor.diff:                @"..\Microsoft.Bcl\lib\net45\_._" ] |> fromLegacyList @"..\Microsoft.Bcl\")
               .FilterBlackList()
   
  -    model.GetLibReferences(SinglePlatform MonoAndroid) |> shouldBeEmpty
  -    model.GetLibReferences(SinglePlatform MonoTouch) |> shouldBeEmpty
  +    model.GetLegacyReferences(SinglePlatform MonoAndroid) |> shouldBeEmpty
  +    model.GetLegacyReferences(SinglePlatform MonoTouch) |> shouldBeEmpty
   
   [<Test>]
   let ``should not use portable-net40 if we have net40``() = 
  
positive.code:             [ @"..\Newtonsoft.Json\lib\net35\Newtonsoft.Json.dll"
                @"..\Newtonsoft.Json\lib\net40-full\Newtonsoft.Json.dll"] |> fromLegacyList @"..\Newtonsoft.Json\")
  
      model.GetLibReferences(SinglePlatform (DotNetFramework FrameworkVersion.V3_5))
          |> Seq.map (fun f -> f.Path) |> shouldContain @"..\Newtonsoft.Json\lib\net35\Newtonsoft.Json.dll"     
      model.GetLibReferences(SinglePlatform (DotNetFramework FrameworkVersion.V4))
          |> Seq.map (fun f -> f.Path) |> shouldContain @"..\Newtonsoft.Json\lib\net40-full\Newtonsoft.Json.dll" 
      model.GetLibReferences(SinglePlatform (DotNetFramework FrameworkVersion.V4_Client))
          |> Seq.map (fun f -> f.Path) |> shouldNotContain @"..\Newtonsoft.Json\lib\net40-full\Newtonsoft.Json.dll" 
  
  [<Test>]
  
negative.code:     let model = 
          emptymodel.AddReferences([ @"..\Rx-Main\lib\net40\_._"; @"..\Rx-Main\lib\net20\_._" ] |> fromLegacyList @"..\Rx-Main\")
  
      model.GetLegacyReferences(SinglePlatform (DotNetFramework FrameworkVersion.V2))
          |> Seq.map (fun f -> f.Path) |> shouldContain @"..\Rx-Main\lib\net20\_._"
      model.GetLegacyReferences(SinglePlatform (DotNetFramework FrameworkVersion.V3_5))
          |> Seq.map (fun f -> f.Path) |> shouldContain @"..\Rx-Main\lib\net20\_._"
      model.GetLegacyReferences(SinglePlatform (DotNetFramework FrameworkVersion.V4))
          |> Seq.map (fun f -> f.Path) |> shouldContain @"..\Rx-Main\lib\net40\_._"
      model.GetLegacyReferences(SinglePlatform (DotNetFramework FrameworkVersion.V4_5))
          |> Seq.map (fun f -> f.Path) |> shouldContain @"..\Rx-Main\lib\net40\_._"
      model.GetLegacyReferences(SinglePlatform (DotNetFramework FrameworkVersion.V4_5_1))
          |> Seq.map (fun f -> f.Path) |> shouldContain @"..\Rx-Main\lib\net40\_._"
  
  
  