anchor.diff:        ListTests : bool
         /// Custom arguments to use in the case the helper not yet supports them
         CustomArgs: string list
  +      /// Prints the version on startup. Default is true
  +      PrintVersion : bool
         /// Working directory
         WorkingDirectory : string
       }
  
positive.code:             FilterTestCase = ""
              FailOnFocusedTests = true
              FilterTestList = ""
              Run = []
              ListTests = false
              Summary = true
  
negative.code:         |> appendIfTrue this.FailOnFocusedTests "--fail-on-focused-tests "
          |> appendIfTrue this.Summary "--summary "
          |> appendIfTrue (not this.Parallel) "--sequential "
          |> appendIfTrue this.PrintVersion "--version "
          |> appendIfTrue this.ListTests "--list-tests "
          |> appendIfNotNullOrWhiteSpace this.Filter "--filter "
          |> appendIfNotNullOrWhiteSpace this.FilterTestCase "--filter-test-case "
  