anchor.diff:                @"..\Microsoft.Bcl\lib\monoandroid\_._" 
                 @"..\Microsoft.Bcl\lib\monotouch\_._" 
                 @"..\Microsoft.Bcl\lib\net45\_._" ])
  -            .UseLowerVersionLibIfEmpty()
  -            .FilterBlackList()
  +            .Process()
   
       model.GetFiles(MonoAndroid) |> shouldBeEmpty
       model.GetFiles(MonoTouch) |> shouldBeEmpty
  
positive.code:               @"..\Microsoft.Bcl\lib\net40\System.Threading.Tasks.dll" 
  
                @"..\Microsoft.Bcl\lib\net45\_._" ])
              .UseLowerVersionLibIfEmpty()
              .FilterBlackList()
  
      model.GetFiles(DotNetFramework(Framework FrameworkVersionNo.V3_5, Full)) |> shouldNotContain  @"..\Microsoft.Bcl\lib\net40\System.IO.dll" 
  
  
negative.code:             [ @"..\Fantomas\lib\FantomasLib.dll" 
                @"..\Fantomas\lib\FSharp.Core.dll" 
                @"..\Fantomas\lib\Fantomas.exe" ])
            .Process()
  
      model.GetFiles(DotNetFramework(All, Full)) |> shouldBeEmpty
      model.GetFiles(DotNetFramework(Framework FrameworkVersionNo.V2, Full)) |> shouldContain @"..\Fantomas\lib\FantomasLib.dll" 
  