Source file oUnitPlugin.ml

(**************************************************************************)
(* The OUnit library                                                      *)
(*                                                                        *)
(* Copyright (C) 2002-2008 Maas-Maarten Zeeman.                           *)
(* Copyright (C) 2010 OCamlCore SARL                                      *)
(* Copyright (C) 2013 Sylvain Le Gall                                     *)
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(* The package OUnit is copyright by Maas-Maarten Zeeman, OCamlCore SARL  *)
(* and Sylvain Le Gall.                                                   *)
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(**************************************************************************)

(** Standard functions for plugin (register, choose). *)


type name = string

module type SETTINGS =
sig
  type t
  val name: name
  val conf_help: string
  val default_name: name
  val default_value: t
end

module Make(Settings: SETTINGS) =
struct
  let all = ref [0, (Settings.default_name, Settings.default_value)]

  let register name pref f =
    all := (pref, (name, f)) :: !all

  let of_name s =
    try
      List.assoc s (List.map snd !all)
    with Not_found ->
      OUnitUtils.failwithf "Unable to find %s '%s'." Settings.name s

  let choice =
    OUnitConf.make_enum
      Settings.name
      (fun () -> List.map snd !all)
      Settings.default_name
      Settings.conf_help

  let preset lst =
    let _, (default, _) =
      List.fold_left max (List.hd !all) (List.tl !all)
    in
      (Settings.name, default) :: lst

end