anchor.diff:      }
   
   let packTask =
  -    BuildTask.create "Pack" [buildTask] {
  +    BuildTask.create "Pack" [buildTask; testTask] {
           let artifactsDir = Path.Combine(__SOURCE_DIRECTORY__, "artifacts")
           !! "src/**/*.csproj"
           |> Seq.iter
  
positive.code:     }
  
  let testTask =
      BuildTask.create "Test" [buildTask] {
          let isAppVeyorBuild = AppVeyor.detect()
          !! "tests/**/*.csproj"
          |> Seq.iter
  
negative.code: }
  
  let defaultTask =
      BuildTask.createEmpty "All" [packTask]
  
  BuildTask.runOrDefault defaultTask
  