src/HOL/Tools/Quickcheck/narrowing_generators.ML
author bulwahn
Mon, 05 Dec 2011 12:36:22 +0100
changeset 45765 cb6ddee6a463
parent 45760 3b5a735897c3
child 45891 d73605c829cc
permissions -rw-r--r--
making the default behaviour of quickcheck a little bit less verbose; adapting quickcheck examples
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
41930
1e008cc4883a renaming lazysmallcheck ML file to Quickcheck_Narrowing
bulwahn
parents: 41925
diff changeset
     1
(*  Title:      HOL/Tools/Quickcheck/narrowing_generators.ML
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
     2
    Author:     Lukas Bulwahn, TU Muenchen
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
     3
41938
645cca858c69 tuned headers;
wenzelm
parents: 41936
diff changeset
     4
Narrowing-based counterexample generation.
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
     5
*)
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
     6
41930
1e008cc4883a renaming lazysmallcheck ML file to Quickcheck_Narrowing
bulwahn
parents: 41925
diff changeset
     7
signature NARROWING_GENERATORS =
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
     8
sig
43237
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
     9
  val allow_existentials : bool Config.T
42023
1bd4b6d1c482 adding minimalistic setup and transformation to handle functions as data to enable naive function generation for Quickcheck_Narrowing
bulwahn
parents: 42020
diff changeset
    10
  val finite_functions : bool Config.T
43079
4022892a2f28 improving overlord option and partial_term_of derivation; changing Narrowing_Engine to print partial terms
bulwahn
parents: 43047
diff changeset
    11
  val overlord : bool Config.T
43891
4690f76f327a making active configuration public in narrowing-based quickcheck
bulwahn
parents: 43878
diff changeset
    12
  val active : bool Config.T
45418
e5ef7aa77fde removing extra arguments
bulwahn
parents: 45344
diff changeset
    13
  val test_term: Proof.context -> term * term list -> Quickcheck.result
43237
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
    14
  datatype counterexample = Universal_Counterexample of (term * counterexample)
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
    15
    | Existential_Counterexample of (term * counterexample) list
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
    16
    | Empty_Assignment
45725
2987b29518aa the narrowing also indicates if counterexample is potentially spurious
bulwahn
parents: 45685
diff changeset
    17
  val put_counterexample: (unit -> (bool * term list) option) -> Proof.context -> Proof.context
43237
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
    18
  val put_existential_counterexample : (unit -> counterexample option) -> Proof.context -> Proof.context
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
    19
  val setup: theory -> theory
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
    20
end;
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
    21
41930
1e008cc4883a renaming lazysmallcheck ML file to Quickcheck_Narrowing
bulwahn
parents: 41925
diff changeset
    22
structure Narrowing_Generators : NARROWING_GENERATORS =
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
    23
struct
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
    24
42023
1bd4b6d1c482 adding minimalistic setup and transformation to handle functions as data to enable naive function generation for Quickcheck_Narrowing
bulwahn
parents: 42020
diff changeset
    25
(* configurations *)
1bd4b6d1c482 adding minimalistic setup and transformation to handle functions as data to enable naive function generation for Quickcheck_Narrowing
bulwahn
parents: 42020
diff changeset
    26
43237
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
    27
val allow_existentials = Attrib.setup_config_bool @{binding quickcheck_allow_existentials} (K true)
42616
92715b528e78 added Attrib.setup_config_XXX conveniences, with implicit setup of the background theory;
wenzelm
parents: 42361
diff changeset
    28
val finite_functions = Attrib.setup_config_bool @{binding quickcheck_finite_functions} (K true)
43047
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    29
val overlord = Attrib.setup_config_bool @{binding quickcheck_narrowing_overlord} (K false)
42023
1bd4b6d1c482 adding minimalistic setup and transformation to handle functions as data to enable naive function generation for Quickcheck_Narrowing
bulwahn
parents: 42020
diff changeset
    30
43047
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    31
(* partial_term_of instances *)
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    32
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    33
fun mk_partial_term_of (x, T) =
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    34
  Const (@{const_name Quickcheck_Narrowing.partial_term_of_class.partial_term_of},
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    35
    Term.itselfT T --> @{typ narrowing_term} --> @{typ Code_Evaluation.term})
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    36
      $ Const ("TYPE", Term.itselfT T) $ x
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    37
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    38
(** formal definition **)
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    39
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    40
fun add_partial_term_of tyco raw_vs thy =
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    41
  let
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    42
    val vs = map (fn (v, _) => (v, @{sort typerep})) raw_vs;
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    43
    val ty = Type (tyco, map TFree vs);
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    44
    val lhs = Const (@{const_name partial_term_of},
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    45
        Term.itselfT ty --> @{typ narrowing_term} --> @{typ Code_Evaluation.term})
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    46
      $ Free ("x", Term.itselfT ty) $ Free ("t", @{typ narrowing_term});
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    47
    val rhs = @{term "undefined :: Code_Evaluation.term"};
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    48
    val eq = HOLogic.mk_Trueprop (HOLogic.mk_eq (lhs, rhs));
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    49
    fun triv_name_of t = (fst o dest_Free o fst o strip_comb o fst
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    50
      o HOLogic.dest_eq o HOLogic.dest_Trueprop) t ^ "_triv";
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    51
  in
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    52
    thy
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    53
    |> Class.instantiation ([tyco], vs, @{sort partial_term_of})
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    54
    |> `(fn lthy => Syntax.check_term lthy eq)
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    55
    |-> (fn eq => Specification.definition (NONE, ((Binding.name (triv_name_of eq), []), eq)))
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    56
    |> snd
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    57
    |> Class.prove_instantiation_exit (K (Class.intro_classes_tac []))
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    58
  end;
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    59
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    60
fun ensure_partial_term_of (tyco, (raw_vs, _)) thy =
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    61
  let
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    62
    val need_inst = not (can (Sorts.mg_domain (Sign.classes_of thy) tyco) @{sort partial_term_of})
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    63
      andalso can (Sorts.mg_domain (Sign.classes_of thy) tyco) @{sort typerep};
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    64
  in if need_inst then add_partial_term_of tyco raw_vs thy else thy end;
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    65
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    66
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    67
(** code equations for datatypes **)
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    68
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    69
fun mk_partial_term_of_eq thy ty (i, (c, (_, tys))) =
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    70
  let
43329
84472e198515 tuned signature: Name.invent and Name.invent_names;
wenzelm
parents: 43317
diff changeset
    71
    val frees = map Free (Name.invent_names Name.context "a" (map (K @{typ narrowing_term}) tys))
43047
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    72
    val narrowing_term = @{term "Quickcheck_Narrowing.Ctr"} $ HOLogic.mk_number @{typ code_int} i
43079
4022892a2f28 improving overlord option and partial_term_of derivation; changing Narrowing_Engine to print partial terms
bulwahn
parents: 43047
diff changeset
    73
      $ (HOLogic.mk_list @{typ narrowing_term} (rev frees))
43047
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    74
    val rhs = fold (fn u => fn t => @{term "Code_Evaluation.App"} $ t $ u)
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    75
        (map mk_partial_term_of (frees ~~ tys))
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    76
        (@{term "Code_Evaluation.Const"} $ HOLogic.mk_literal c $ HOLogic.mk_typerep (tys ---> ty))
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    77
    val insts =
45344
e209da839ff4 added Logic.varify_types_global/unvarify_types_global, which avoids somewhat expensive Term.map_types;
wenzelm
parents: 45159
diff changeset
    78
      map (SOME o Thm.cterm_of thy o Logic.unvarify_types_global o Logic.varify_global)
43047
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    79
        [Free ("ty", Term.itselfT ty), narrowing_term, rhs]
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    80
    val cty = Thm.ctyp_of thy ty;
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    81
  in
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    82
    @{thm partial_term_of_anything}
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    83
    |> Drule.instantiate' [SOME cty] insts
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    84
    |> Thm.varifyT_global
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    85
  end
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    86
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    87
fun add_partial_term_of_code tyco raw_vs raw_cs thy =
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    88
  let
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    89
    val algebra = Sign.classes_of thy;
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    90
    val vs = map (fn (v, sort) =>
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    91
      (v, curry (Sorts.inter_sort algebra) @{sort typerep} sort)) raw_vs;
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    92
    val ty = Type (tyco, map TFree vs);
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    93
    val cs = (map o apsnd o apsnd o map o map_atyps)
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    94
      (fn TFree (v, _) => TFree (v, (the o AList.lookup (op =) vs) v)) raw_cs;
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
    95
    val const = AxClass.param_of_inst thy (@{const_name partial_term_of}, tyco);
45344
e209da839ff4 added Logic.varify_types_global/unvarify_types_global, which avoids somewhat expensive Term.map_types;
wenzelm
parents: 45159
diff changeset
    96
    val var_insts =
e209da839ff4 added Logic.varify_types_global/unvarify_types_global, which avoids somewhat expensive Term.map_types;
wenzelm
parents: 45159
diff changeset
    97
      map (SOME o Thm.cterm_of thy o Logic.unvarify_types_global o Logic.varify_global)
43079
4022892a2f28 improving overlord option and partial_term_of derivation; changing Narrowing_Engine to print partial terms
bulwahn
parents: 43047
diff changeset
    98
        [Free ("ty", Term.itselfT ty), @{term "Quickcheck_Narrowing.Var p tt"},
45344
e209da839ff4 added Logic.varify_types_global/unvarify_types_global, which avoids somewhat expensive Term.map_types;
wenzelm
parents: 45159
diff changeset
    99
          @{term "Code_Evaluation.Free (STR ''_'')"} $ HOLogic.mk_typerep ty];
43079
4022892a2f28 improving overlord option and partial_term_of derivation; changing Narrowing_Engine to print partial terms
bulwahn
parents: 43047
diff changeset
   100
    val var_eq =
4022892a2f28 improving overlord option and partial_term_of derivation; changing Narrowing_Engine to print partial terms
bulwahn
parents: 43047
diff changeset
   101
      @{thm partial_term_of_anything}
4022892a2f28 improving overlord option and partial_term_of derivation; changing Narrowing_Engine to print partial terms
bulwahn
parents: 43047
diff changeset
   102
      |> Drule.instantiate' [SOME (Thm.ctyp_of thy ty)] var_insts
4022892a2f28 improving overlord option and partial_term_of derivation; changing Narrowing_Engine to print partial terms
bulwahn
parents: 43047
diff changeset
   103
      |> Thm.varifyT_global
4022892a2f28 improving overlord option and partial_term_of derivation; changing Narrowing_Engine to print partial terms
bulwahn
parents: 43047
diff changeset
   104
    val eqs = var_eq :: map_index (mk_partial_term_of_eq thy ty) cs;
43047
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   105
 in
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   106
    thy
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   107
    |> Code.del_eqns const
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   108
    |> fold Code.add_eqn eqs
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   109
  end;
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   110
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   111
fun ensure_partial_term_of_code (tyco, (raw_vs, cs)) thy =
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   112
  let
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   113
    val has_inst = can (Sorts.mg_domain (Sign.classes_of thy) tyco) @{sort partial_term_of};
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   114
  in if has_inst then add_partial_term_of_code tyco raw_vs cs thy else thy end;
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   115
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   116
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   117
(* narrowing generators *)
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   118
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   119
(** narrowing specific names and types **)
41963
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   120
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   121
exception FUNCTION_TYPE;
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   122
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   123
val narrowingN = "narrowing";
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   124
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   125
fun narrowingT T =
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   126
  @{typ Quickcheck_Narrowing.code_int} --> Type (@{type_name Quickcheck_Narrowing.cons}, [T])
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   127
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   128
fun mk_empty T = Const (@{const_name Quickcheck_Narrowing.empty}, narrowingT T)
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   129
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   130
fun mk_cons c T = Const (@{const_name Quickcheck_Narrowing.cons}, T --> narrowingT T) $ Const (c, T)
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   131
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   132
fun mk_apply (T, t) (U, u) =
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   133
  let
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   134
    val (_, U') = dest_funT U
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   135
  in
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   136
    (U', Const (@{const_name Quickcheck_Narrowing.apply},
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   137
      narrowingT U --> narrowingT T --> narrowingT U') $ u $ t)
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   138
  end
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   139
  
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   140
fun mk_sum (t, u) =
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   141
  let
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   142
    val T = fastype_of t
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   143
  in
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   144
    Const (@{const_name Quickcheck_Narrowing.sum}, T --> T --> T) $ t $ u
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   145
  end
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   146
43047
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   147
(** deriving narrowing instances **)
41963
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   148
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   149
fun mk_equations descr vs tycos narrowings (Ts, Us) =
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   150
  let
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   151
    fun mk_call T =
42214
9ca13615c619 refactoring generator definition in quickcheck and removing clone
bulwahn
parents: 42184
diff changeset
   152
      (T, Const (@{const_name "Quickcheck_Narrowing.narrowing_class.narrowing"}, narrowingT T))
41963
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   153
    fun mk_aux_call fTs (k, _) (tyco, Ts) =
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   154
      let
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   155
        val T = Type (tyco, Ts)
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   156
        val _ = if not (null fTs) then raise FUNCTION_TYPE else ()
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   157
      in
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   158
        (T, nth narrowings k)
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   159
      end
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   160
    fun mk_consexpr simpleT (c, xs) =
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   161
      let
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   162
        val Ts = map fst xs
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   163
      in snd (fold mk_apply xs (Ts ---> simpleT, mk_cons c (Ts ---> simpleT))) end
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   164
    fun mk_rhs exprs = foldr1 mk_sum exprs
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   165
    val rhss =
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   166
      Datatype_Aux.interpret_construction descr vs
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   167
        { atyp = mk_call, dtyp = mk_aux_call }
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   168
      |> (map o apfst) Type
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   169
      |> map (fn (T, cs) => map (mk_consexpr T) cs)
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   170
      |> map mk_rhs
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   171
    val lhss = narrowings
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   172
    val eqs = map (HOLogic.mk_Trueprop o HOLogic.mk_eq) (lhss ~~ rhss)
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   173
  in
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   174
    eqs
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   175
  end
43237
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   176
    
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   177
fun contains_recursive_type_under_function_types xs =
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   178
  exists (fn (_, (_, _, cs)) => cs |> exists (snd #> exists (fn dT =>
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   179
    (case Datatype_Aux.strip_dtyp dT of (_ :: _, Datatype.DtRec _) => true | _ => false)))) xs
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   180
41963
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   181
fun instantiate_narrowing_datatype config descr vs tycos prfx (names, auxnames) (Ts, Us) thy =
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   182
  let
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   183
    val _ = Datatype_Aux.message config "Creating narrowing generators ...";
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   184
    val narrowingsN = map (prefix (narrowingN ^ "_")) (names @ auxnames);
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   185
  in
43237
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   186
    if not (contains_recursive_type_under_function_types descr) then
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   187
      thy
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   188
      |> Class.instantiation (tycos, vs, @{sort narrowing})
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   189
      |> Quickcheck_Common.define_functions
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   190
        (fn narrowings => mk_equations descr vs tycos narrowings (Ts, Us), NONE)
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   191
        prfx [] narrowingsN (map narrowingT (Ts @ Us))
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   192
      |> Class.prove_instantiation_exit (K (Class.intro_classes_tac []))
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   193
    else
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   194
      thy
41963
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   195
  end;
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   196
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   197
(* testing framework *)
d8c3b26b3da4 tuned exhaustive generator compilation; added narrowing generator compilation; removed exec as does not work properly here (reverting changeset 994d088fbfbc)
bulwahn
parents: 41953
diff changeset
   198
43308
fd6cc1378fec compilation of Haskell in its own target for Quickcheck; passing options by arguments in Narrowing_Generators
bulwahn
parents: 43240
diff changeset
   199
val target = "Haskell_Quickcheck"
41930
1e008cc4883a renaming lazysmallcheck ML file to Quickcheck_Narrowing
bulwahn
parents: 41925
diff changeset
   200
43047
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   201
(** invocation of Haskell interpreter **)
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   202
43702
24fb44c1086a more abstract Thy_Load.load_file/use_file for external theory resources;
wenzelm
parents: 43619
diff changeset
   203
val narrowing_engine =
24fb44c1086a more abstract Thy_Load.load_file/use_file for external theory resources;
wenzelm
parents: 43619
diff changeset
   204
  Context.>>> (Context.map_theory_result
24fb44c1086a more abstract Thy_Load.load_file/use_file for external theory resources;
wenzelm
parents: 43619
diff changeset
   205
    (Thy_Load.use_file (Path.explode "Tools/Quickcheck/Narrowing_Engine.hs")))
24fb44c1086a more abstract Thy_Load.load_file/use_file for external theory resources;
wenzelm
parents: 43619
diff changeset
   206
24fb44c1086a more abstract Thy_Load.load_file/use_file for external theory resources;
wenzelm
parents: 43619
diff changeset
   207
val pnf_narrowing_engine =
24fb44c1086a more abstract Thy_Load.load_file/use_file for external theory resources;
wenzelm
parents: 43619
diff changeset
   208
  Context.>>> (Context.map_theory_result
24fb44c1086a more abstract Thy_Load.load_file/use_file for external theory resources;
wenzelm
parents: 43619
diff changeset
   209
    (Thy_Load.use_file (Path.explode "Tools/Quickcheck/PNF_Narrowing_Engine.hs")))
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   210
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   211
fun exec verbose code =
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   212
  ML_Context.exec (fn () => Secure.use_text ML_Env.local_context (0, "generated code") verbose code)
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   213
43079
4022892a2f28 improving overlord option and partial_term_of derivation; changing Narrowing_Engine to print partial terms
bulwahn
parents: 43047
diff changeset
   214
fun with_overlord_dir name f =
43047
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   215
  let
43602
8c89a1fb30f2 standardized use of Path operations;
wenzelm
parents: 43585
diff changeset
   216
    val path =
8c89a1fb30f2 standardized use of Path operations;
wenzelm
parents: 43585
diff changeset
   217
      Path.append (Path.explode "$ISABELLE_HOME_USER") (Path.basic (name ^ serial_string ()))
43047
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   218
    val _ = Isabelle_System.mkdirs path;
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   219
  in Exn.release (Exn.capture f path) end;
43379
8c4b383e5143 quickcheck_narrowing returns some timing information
bulwahn
parents: 43329
diff changeset
   220
8c4b383e5143 quickcheck_narrowing returns some timing information
bulwahn
parents: 43329
diff changeset
   221
fun elapsed_time description e =
8c4b383e5143 quickcheck_narrowing returns some timing information
bulwahn
parents: 43329
diff changeset
   222
  let val ({elapsed, ...}, result) = Timing.timing e ()
8c4b383e5143 quickcheck_narrowing returns some timing information
bulwahn
parents: 43329
diff changeset
   223
  in (result, (description, Time.toMilliseconds elapsed)) end
43047
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   224
  
45765
cb6ddee6a463 making the default behaviour of quickcheck a little bit less verbose;
bulwahn
parents: 45760
diff changeset
   225
fun value (contains_existentials, ((genuine_only, (quiet, verbose)), size)) ctxt cookie (code, value_name) =
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   226
  let
45756
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   227
    val ((is_genuine, counterexample_of), (get, put, put_ml)) = cookie
43308
fd6cc1378fec compilation of Haskell in its own target for Quickcheck; passing options by arguments in Narrowing_Generators
bulwahn
parents: 43240
diff changeset
   228
    fun message s = if quiet then () else Output.urgent_message s
45765
cb6ddee6a463 making the default behaviour of quickcheck a little bit less verbose;
bulwahn
parents: 45760
diff changeset
   229
    fun verbose_message s = if not quiet andalso verbose then Output.urgent_message s else ()
43585
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   230
    val current_size = Unsynchronized.ref 0
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   231
    val current_result = Unsynchronized.ref Quickcheck.empty_result 
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   232
    fun excipit () =
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   233
      "Quickcheck ran out of time while testing at size " ^ string_of_int (!current_size)
41930
1e008cc4883a renaming lazysmallcheck ML file to Quickcheck_Narrowing
bulwahn
parents: 41925
diff changeset
   234
    val tmp_prefix = "Quickcheck_Narrowing"
43079
4022892a2f28 improving overlord option and partial_term_of derivation; changing Narrowing_Engine to print partial terms
bulwahn
parents: 43047
diff changeset
   235
    val with_tmp_dir =
4022892a2f28 improving overlord option and partial_term_of derivation; changing Narrowing_Engine to print partial terms
bulwahn
parents: 43047
diff changeset
   236
      if Config.get ctxt overlord then with_overlord_dir else Isabelle_System.with_tmp_dir 
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   237
    fun run in_path = 
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   238
      let
44751
f523923d8182 avoid "Code" as structure name (cf. 3bc39cfe27fe)
bulwahn
parents: 44321
diff changeset
   239
        val code_file = Path.append in_path (Path.basic "Generated_Code.hs")
41930
1e008cc4883a renaming lazysmallcheck ML file to Quickcheck_Narrowing
bulwahn
parents: 41925
diff changeset
   240
        val narrowing_engine_file = Path.append in_path (Path.basic "Narrowing_Engine.hs")
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   241
        val main_file = Path.append in_path (Path.basic "Main.hs")
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   242
        val main = "module Main where {\n\n" ^
43114
b9fca691addd Quickcheck Narrowing only requires one compilation with GHC now
bulwahn
parents: 43079
diff changeset
   243
          "import System;\n" ^
41933
10f254a4e5b9 adapting Main file generation for Quickcheck_Narrowing
bulwahn
parents: 41932
diff changeset
   244
          "import Narrowing_Engine;\n" ^
44751
f523923d8182 avoid "Code" as structure name (cf. 3bc39cfe27fe)
bulwahn
parents: 44321
diff changeset
   245
          "import Generated_Code;\n\n" ^
45685
e2e928af750b quickcheck narrowing also shows potential counterexamples
bulwahn
parents: 45420
diff changeset
   246
          "main = getArgs >>= \\[potential, size] -> " ^
e2e928af750b quickcheck narrowing also shows potential counterexamples
bulwahn
parents: 45420
diff changeset
   247
          "Narrowing_Engine.depthCheck (read potential) (read size) (Generated_Code.value ())\n\n" ^
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   248
          "}\n"
44751
f523923d8182 avoid "Code" as structure name (cf. 3bc39cfe27fe)
bulwahn
parents: 44321
diff changeset
   249
        val code' = prefix "module Generated_Code where {\n\ndata Typerep = Typerep String [Typerep];\n"
f523923d8182 avoid "Code" as structure name (cf. 3bc39cfe27fe)
bulwahn
parents: 44321
diff changeset
   250
          (unprefix "module Generated_Code where {" code)
41909
383bbdad1650 replacing strings in generated Code resolves the changing names of Typerep in lazysmallcheck prototype
bulwahn
parents: 41908
diff changeset
   251
        val _ = File.write code_file code'
43237
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   252
        val _ = File.write narrowing_engine_file
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   253
          (if contains_existentials then pnf_narrowing_engine else narrowing_engine)
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   254
        val _ = File.write main_file main
43114
b9fca691addd Quickcheck Narrowing only requires one compilation with GHC now
bulwahn
parents: 43079
diff changeset
   255
        val executable = File.shell_path (Path.append in_path (Path.basic "isabelle_quickcheck_narrowing"))
44926
de3ed037c9a5 create central list for language extensions used by the haskell code generator
noschinl
parents: 44852
diff changeset
   256
        val cmd = "exec \"$ISABELLE_GHC\" " ^ Code_Haskell.language_params ^ " " ^
41946
380f7f5ff126 proper File.shell_path;
wenzelm
parents: 41940
diff changeset
   257
          (space_implode " " (map File.shell_path [code_file, narrowing_engine_file, main_file])) ^
43114
b9fca691addd Quickcheck Narrowing only requires one compilation with GHC now
bulwahn
parents: 43079
diff changeset
   258
          " -o " ^ executable ^ ";"
43850
7f2cbc713344 moved bash operations to Isabelle_System (cf. Scala version);
wenzelm
parents: 43702
diff changeset
   259
        val (result, compilation_time) =
7f2cbc713344 moved bash operations to Isabelle_System (cf. Scala version);
wenzelm
parents: 43702
diff changeset
   260
          elapsed_time "Haskell compilation" (fn () => Isabelle_System.bash cmd) 
43585
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   261
        val _ = Quickcheck.add_timing compilation_time current_result
45685
e2e928af750b quickcheck narrowing also shows potential counterexamples
bulwahn
parents: 45420
diff changeset
   262
        fun haskell_string_of_bool v = if v then "True" else "False"
43850
7f2cbc713344 moved bash operations to Isabelle_System (cf. Scala version);
wenzelm
parents: 43702
diff changeset
   263
        val _ = if Isabelle_System.bash cmd <> 0 then error "Compilation with GHC failed" else ()
45756
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   264
        fun with_size genuine_only k =
43308
fd6cc1378fec compilation of Haskell in its own target for Quickcheck; passing options by arguments in Narrowing_Generators
bulwahn
parents: 43240
diff changeset
   265
          if k > size then
43585
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   266
            (NONE, !current_result)
43114
b9fca691addd Quickcheck Narrowing only requires one compilation with GHC now
bulwahn
parents: 43079
diff changeset
   267
          else
b9fca691addd Quickcheck Narrowing only requires one compilation with GHC now
bulwahn
parents: 43079
diff changeset
   268
            let
45765
cb6ddee6a463 making the default behaviour of quickcheck a little bit less verbose;
bulwahn
parents: 45760
diff changeset
   269
              val _ = verbose_message ("[Quickcheck-narrowing] Test data size: " ^ string_of_int k)
43585
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   270
              val _ = current_size := k
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   271
              val ((response, _), timing) = elapsed_time ("execution of size " ^ string_of_int k)
45685
e2e928af750b quickcheck narrowing also shows potential counterexamples
bulwahn
parents: 45420
diff changeset
   272
                (fn () => Isabelle_System.bash_output
45760
3b5a735897c3 inverted flag potential to genuine_only in the quickcheck narrowing Haskell code
bulwahn
parents: 45757
diff changeset
   273
                  (executable ^ " " ^ haskell_string_of_bool genuine_only ^ " " ^ string_of_int k))
43585
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   274
              val _ = Quickcheck.add_timing timing current_result
43114
b9fca691addd Quickcheck Narrowing only requires one compilation with GHC now
bulwahn
parents: 43079
diff changeset
   275
            in
43585
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   276
              if response = "NONE\n" then
45756
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   277
                with_size genuine_only (k + 1)
43585
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   278
              else
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   279
                let
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   280
                  val output_value = the_default "NONE"
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   281
                    (try (snd o split_last o filter_out (fn s => s = "") o split_lines) response)
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   282
                    |> translate_string (fn s => if s = "\\" then "\\\\" else s)
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   283
                  val ml_code = "\nval _ = Context.set_thread_data (SOME (Context.map_proof (" ^ put_ml
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   284
                    ^ " (fn () => " ^ output_value ^ ")) (ML_Context.the_generic_context ())))";
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   285
                  val ctxt' = ctxt
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   286
                    |> put (fn () => error ("Bad evaluation for " ^ quote put_ml))
45756
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   287
                    |> Context.proof_map (exec false ml_code);                 
45757
e32dd098f57a renaming potential flag to genuine_only flag with an inverse semantics
bulwahn
parents: 45756
diff changeset
   288
                  val counterexample = get ctxt' ()
45756
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   289
                in
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   290
                  if is_genuine counterexample then
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   291
                    (counterexample, !current_result)
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   292
                  else
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   293
                    let
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   294
                      val cex = Option.map (rpair []) (counterexample_of counterexample)
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   295
                    in
45765
cb6ddee6a463 making the default behaviour of quickcheck a little bit less verbose;
bulwahn
parents: 45760
diff changeset
   296
                      (message (Pretty.string_of (Quickcheck.pretty_counterex ctxt false cex));
cb6ddee6a463 making the default behaviour of quickcheck a little bit less verbose;
bulwahn
parents: 45760
diff changeset
   297
                      message "Quickcheck continues to find a genuine counterexample...";
45756
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   298
                      with_size true (k + 1))
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   299
                    end
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   300
               end
43585
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   301
            end 
45756
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   302
      in with_size genuine_only 0 end
43585
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   303
  in
45418
e5ef7aa77fde removing extra arguments
bulwahn
parents: 45344
diff changeset
   304
    with_tmp_dir tmp_prefix run
43585
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   305
  end;
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   306
43308
fd6cc1378fec compilation of Haskell in its own target for Quickcheck; passing options by arguments in Narrowing_Generators
bulwahn
parents: 43240
diff changeset
   307
fun dynamic_value_strict opts cookie thy postproc t =
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   308
  let
43114
b9fca691addd Quickcheck Narrowing only requires one compilation with GHC now
bulwahn
parents: 43079
diff changeset
   309
    val ctxt = Proof_Context.init_global thy
45756
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   310
    fun evaluator naming program ((_, vs_ty), t) deps =
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   311
      Exn.interruptible_capture (value opts ctxt cookie)
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   312
        (Code_Target.evaluator thy target naming program deps (vs_ty, t));    
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   313
  in Exn.release (Code_Thingol.dynamic_value thy (Exn.map_result o postproc) evaluator t) end;
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   314
43047
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   315
(** counterexample generator **)
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   316
  
41932
e8f113ce8a94 adapting Quickcheck_Narrowing and example file to new names
bulwahn
parents: 41930
diff changeset
   317
structure Counterexample = Proof_Data
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   318
(
45725
2987b29518aa the narrowing also indicates if counterexample is potentially spurious
bulwahn
parents: 45685
diff changeset
   319
  type T = unit -> (bool * term list) option
41936
9792a882da9c renaming tester from lazy_exhaustive to narrowing
bulwahn
parents: 41933
diff changeset
   320
  fun init _ () = error "Counterexample"
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   321
)
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   322
43237
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   323
datatype counterexample = Universal_Counterexample of (term * counterexample)
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   324
  | Existential_Counterexample of (term * counterexample) list
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   325
  | Empty_Assignment
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   326
  
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   327
fun map_counterexample f Empty_Assignment = Empty_Assignment
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   328
  | map_counterexample f (Universal_Counterexample (t, c)) =
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   329
      Universal_Counterexample (f t, map_counterexample f c)
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   330
  | map_counterexample f (Existential_Counterexample cs) =
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   331
      Existential_Counterexample (map (fn (t, c) => (f t, map_counterexample f c)) cs)
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   332
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   333
structure Existential_Counterexample = Proof_Data
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   334
(
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   335
  type T = unit -> counterexample option
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   336
  fun init _ () = error "Counterexample"
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   337
)
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   338
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   339
val put_existential_counterexample = Existential_Counterexample.put
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   340
42024
51df23535105 handling a quite restricted set of functions in Quickcheck_Narrowing by an easy transformation
bulwahn
parents: 42023
diff changeset
   341
val put_counterexample = Counterexample.put
42023
1bd4b6d1c482 adding minimalistic setup and transformation to handle functions as data to enable naive function generation for Quickcheck_Narrowing
bulwahn
parents: 42020
diff changeset
   342
43240
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   343
fun finitize_functions (xTs, t) =
42024
51df23535105 handling a quite restricted set of functions in Quickcheck_Narrowing by an easy transformation
bulwahn
parents: 42023
diff changeset
   344
  let
43240
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   345
    val (names, boundTs) = split_list xTs
42024
51df23535105 handling a quite restricted set of functions in Quickcheck_Narrowing by an easy transformation
bulwahn
parents: 42023
diff changeset
   346
    fun mk_eval_ffun dT rT =
51df23535105 handling a quite restricted set of functions in Quickcheck_Narrowing by an easy transformation
bulwahn
parents: 42023
diff changeset
   347
      Const (@{const_name "Quickcheck_Narrowing.eval_ffun"}, 
51df23535105 handling a quite restricted set of functions in Quickcheck_Narrowing by an easy transformation
bulwahn
parents: 42023
diff changeset
   348
        Type (@{type_name "Quickcheck_Narrowing.ffun"}, [dT, rT]) --> dT --> rT)
51df23535105 handling a quite restricted set of functions in Quickcheck_Narrowing by an easy transformation
bulwahn
parents: 42023
diff changeset
   349
    fun mk_eval_cfun dT rT =
51df23535105 handling a quite restricted set of functions in Quickcheck_Narrowing by an easy transformation
bulwahn
parents: 42023
diff changeset
   350
      Const (@{const_name "Quickcheck_Narrowing.eval_cfun"}, 
51df23535105 handling a quite restricted set of functions in Quickcheck_Narrowing by an easy transformation
bulwahn
parents: 42023
diff changeset
   351
        Type (@{type_name "Quickcheck_Narrowing.cfun"}, [rT]) --> dT --> rT)
51df23535105 handling a quite restricted set of functions in Quickcheck_Narrowing by an easy transformation
bulwahn
parents: 42023
diff changeset
   352
    fun eval_function (T as Type (@{type_name fun}, [dT, rT])) =
51df23535105 handling a quite restricted set of functions in Quickcheck_Narrowing by an easy transformation
bulwahn
parents: 42023
diff changeset
   353
      let
51df23535105 handling a quite restricted set of functions in Quickcheck_Narrowing by an easy transformation
bulwahn
parents: 42023
diff changeset
   354
        val (rt', rT') = eval_function rT
51df23535105 handling a quite restricted set of functions in Quickcheck_Narrowing by an easy transformation
bulwahn
parents: 42023
diff changeset
   355
      in
51df23535105 handling a quite restricted set of functions in Quickcheck_Narrowing by an easy transformation
bulwahn
parents: 42023
diff changeset
   356
        case dT of
51df23535105 handling a quite restricted set of functions in Quickcheck_Narrowing by an easy transformation
bulwahn
parents: 42023
diff changeset
   357
          Type (@{type_name fun}, _) =>
44241
7943b69f0188 modernized signature of Term.absfree/absdummy;
wenzelm
parents: 43915
diff changeset
   358
            (fn t => absdummy dT (rt' (mk_eval_cfun dT rT' $ incr_boundvars 1 t $ Bound 0)),
7943b69f0188 modernized signature of Term.absfree/absdummy;
wenzelm
parents: 43915
diff changeset
   359
              Type (@{type_name "Quickcheck_Narrowing.cfun"}, [rT']))
7943b69f0188 modernized signature of Term.absfree/absdummy;
wenzelm
parents: 43915
diff changeset
   360
        | _ =>
7943b69f0188 modernized signature of Term.absfree/absdummy;
wenzelm
parents: 43915
diff changeset
   361
            (fn t => absdummy dT (rt' (mk_eval_ffun dT rT' $ incr_boundvars 1 t $ Bound 0)),
7943b69f0188 modernized signature of Term.absfree/absdummy;
wenzelm
parents: 43915
diff changeset
   362
              Type (@{type_name "Quickcheck_Narrowing.ffun"}, [dT, rT']))
42024
51df23535105 handling a quite restricted set of functions in Quickcheck_Narrowing by an easy transformation
bulwahn
parents: 42023
diff changeset
   363
      end
51df23535105 handling a quite restricted set of functions in Quickcheck_Narrowing by an easy transformation
bulwahn
parents: 42023
diff changeset
   364
      | eval_function T = (I, T)
43240
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   365
    val (tt, boundTs') = split_list (map eval_function boundTs)
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   366
    val t' = subst_bounds (map2 (fn f => fn x => f x) (rev tt) (map_index (Bound o fst) boundTs), t)
42024
51df23535105 handling a quite restricted set of functions in Quickcheck_Narrowing by an easy transformation
bulwahn
parents: 42023
diff changeset
   367
  in
43240
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   368
    (names ~~ boundTs', t')
42024
51df23535105 handling a quite restricted set of functions in Quickcheck_Narrowing by an easy transformation
bulwahn
parents: 42023
diff changeset
   369
  end
42023
1bd4b6d1c482 adding minimalistic setup and transformation to handle functions as data to enable naive function generation for Quickcheck_Narrowing
bulwahn
parents: 42020
diff changeset
   370
45039
632a033616e9 adding post-processing of terms to narrowing-based Quickcheck
bulwahn
parents: 45002
diff changeset
   371
fun dest_ffun (Type (@{type_name "Quickcheck_Narrowing.ffun"}, [dT, rT])) = (dT, rT)
632a033616e9 adding post-processing of terms to narrowing-based Quickcheck
bulwahn
parents: 45002
diff changeset
   372
632a033616e9 adding post-processing of terms to narrowing-based Quickcheck
bulwahn
parents: 45002
diff changeset
   373
fun eval_finite_functions (Const (@{const_name "Quickcheck_Narrowing.ffun.Constant"}, T) $ value) =
632a033616e9 adding post-processing of terms to narrowing-based Quickcheck
bulwahn
parents: 45002
diff changeset
   374
    absdummy (fst (dest_ffun (body_type T))) (eval_finite_functions value)
632a033616e9 adding post-processing of terms to narrowing-based Quickcheck
bulwahn
parents: 45002
diff changeset
   375
  | eval_finite_functions (Const (@{const_name "Quickcheck_Narrowing.ffun.Update"}, T) $ a $ b $ f) =
632a033616e9 adding post-processing of terms to narrowing-based Quickcheck
bulwahn
parents: 45002
diff changeset
   376
    let
632a033616e9 adding post-processing of terms to narrowing-based Quickcheck
bulwahn
parents: 45002
diff changeset
   377
      val (T1, T2) = dest_ffun (body_type T)
632a033616e9 adding post-processing of terms to narrowing-based Quickcheck
bulwahn
parents: 45002
diff changeset
   378
    in
632a033616e9 adding post-processing of terms to narrowing-based Quickcheck
bulwahn
parents: 45002
diff changeset
   379
      Quickcheck_Common.mk_fun_upd T1 T2
632a033616e9 adding post-processing of terms to narrowing-based Quickcheck
bulwahn
parents: 45002
diff changeset
   380
        (eval_finite_functions a, eval_finite_functions b) (eval_finite_functions f)
632a033616e9 adding post-processing of terms to narrowing-based Quickcheck
bulwahn
parents: 45002
diff changeset
   381
    end
632a033616e9 adding post-processing of terms to narrowing-based Quickcheck
bulwahn
parents: 45002
diff changeset
   382
  | eval_finite_functions t = t
632a033616e9 adding post-processing of terms to narrowing-based Quickcheck
bulwahn
parents: 45002
diff changeset
   383
43114
b9fca691addd Quickcheck Narrowing only requires one compilation with GHC now
bulwahn
parents: 43079
diff changeset
   384
(** tester **)
43237
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   385
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   386
val rewrs =
43240
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   387
    map (swap o HOLogic.dest_eq o HOLogic.dest_Trueprop o Thm.prop_of)
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   388
      (@{thms all_simps} @ @{thms ex_simps})
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   389
    @ map (HOLogic.dest_eq o HOLogic.dest_Trueprop o Thm.prop_of)
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   390
        [@{thm iff_conv_conj_imp}, @{thm not_ex}, @{thm not_all}]
43237
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   391
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   392
fun make_pnf_term thy t = Pattern.rewrite_term thy rewrs [] t
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   393
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   394
fun strip_quantifiers (Const (@{const_name Ex}, _) $ Abs (x, T, t)) =
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   395
    apfst (cons (@{const_name Ex}, (x, T))) (strip_quantifiers t)
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   396
  | strip_quantifiers (Const (@{const_name All}, _) $ Abs (x, T, t)) =
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   397
    apfst (cons (@{const_name All}, (x, T))) (strip_quantifiers t)
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   398
  | strip_quantifiers t = ([], t)
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   399
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   400
fun contains_existentials t = exists (fn (Q, _) => Q = @{const_name Ex}) (fst (strip_quantifiers t))
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   401
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   402
fun mk_property qs t =
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   403
  let
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   404
    fun enclose (@{const_name Ex}, (x, T)) t =
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   405
        Const (@{const_name Quickcheck_Narrowing.exists}, (T --> @{typ property}) --> @{typ property})
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   406
          $ Abs (x, T, t)
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   407
      | enclose (@{const_name All}, (x, T)) t =
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   408
        Const (@{const_name Quickcheck_Narrowing.all}, (T --> @{typ property}) --> @{typ property})
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   409
          $ Abs (x, T, t)
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   410
  in
45002
df36896aae0f removing superfluous definition in the quickcheck narrowing invocation as the code generator now generates valid Haskell code with necessary type annotations without a separate definition
bulwahn
parents: 44926
diff changeset
   411
    fold_rev enclose qs (@{term Quickcheck_Narrowing.Property} $ t)
43237
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   412
  end
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   413
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   414
fun mk_case_term ctxt p ((@{const_name Ex}, (x, T)) :: qs') (Existential_Counterexample cs) =
43317
f9283eb3a4bf fixing code generation test
bulwahn
parents: 43314
diff changeset
   415
    Datatype.make_case ctxt Datatype_Case.Quiet [] (Free (x, T)) (map (fn (t, c) =>
f9283eb3a4bf fixing code generation test
bulwahn
parents: 43314
diff changeset
   416
      (t, mk_case_term ctxt (p - 1) qs' c)) cs)
43237
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   417
  | mk_case_term ctxt p ((@{const_name All}, (x, T)) :: qs') (Universal_Counterexample (t, c)) =
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   418
    if p = 0 then t else mk_case_term ctxt (p - 1) qs' c
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   419
45039
632a033616e9 adding post-processing of terms to narrowing-based Quickcheck
bulwahn
parents: 45002
diff changeset
   420
val post_process = (perhaps (try Quickcheck_Common.post_process_term)) o eval_finite_functions
632a033616e9 adding post-processing of terms to narrowing-based Quickcheck
bulwahn
parents: 45002
diff changeset
   421
43237
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   422
fun mk_terms ctxt qs result =
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   423
  let
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   424
    val
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   425
      ps = filter (fn (_, (@{const_name All}, _)) => true | _ => false) (map_index I qs)
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   426
    in
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   427
      map (fn (p, (_, (x, T))) => (x, mk_case_term ctxt p qs result)) ps
45039
632a033616e9 adding post-processing of terms to narrowing-based Quickcheck
bulwahn
parents: 45002
diff changeset
   428
      |> map (apsnd post_process)
43237
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   429
    end
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   430
  
45418
e5ef7aa77fde removing extra arguments
bulwahn
parents: 45344
diff changeset
   431
fun test_term ctxt (t, eval_terms) =
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   432
  let
43585
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   433
    fun dest_result (Quickcheck.Result r) = r 
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   434
    val opts =
45765
cb6ddee6a463 making the default behaviour of quickcheck a little bit less verbose;
bulwahn
parents: 45760
diff changeset
   435
      ((Config.get ctxt Quickcheck.genuine_only,
cb6ddee6a463 making the default behaviour of quickcheck a little bit less verbose;
bulwahn
parents: 45760
diff changeset
   436
       (Config.get ctxt Quickcheck.quiet, Config.get ctxt Quickcheck.verbose)),
45685
e2e928af750b quickcheck narrowing also shows potential counterexamples
bulwahn
parents: 45420
diff changeset
   437
        Config.get ctxt Quickcheck.size)
42361
23f352990944 modernized structure Proof_Context;
wenzelm
parents: 42258
diff changeset
   438
    val thy = Proof_Context.theory_of ctxt
43237
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   439
    val t' = fold_rev (fn (x, T) => fn t => HOLogic.mk_all (x, T, t)) (Term.add_frees t []) t
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   440
    val pnf_t = make_pnf_term thy t'
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   441
  in
43237
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   442
    if Config.get ctxt allow_existentials andalso contains_existentials pnf_t then
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   443
      let
43240
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   444
        fun wrap f (qs, t) =
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   445
          let val (qs1, qs2) = split_list qs in
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   446
          apfst (map2 pair qs1) (f (qs2, t)) end
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   447
        val finitize = if Config.get ctxt finite_functions then wrap finitize_functions else I
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   448
        val (qs, prop_t) = finitize (strip_quantifiers pnf_t)
43585
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   449
        val (counterexample, result) = dynamic_value_strict (true, opts)
45756
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   450
          ((K true, fn _ => error ""), (Existential_Counterexample.get, Existential_Counterexample.put,
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   451
            "Narrowing_Generators.put_existential_counterexample"))
45002
df36896aae0f removing superfluous definition in the quickcheck narrowing invocation as the code generator now generates valid Haskell code with necessary type annotations without a separate definition
bulwahn
parents: 44926
diff changeset
   452
          thy (apfst o Option.map o map_counterexample) (mk_property qs prop_t)
43237
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   453
      in
43585
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   454
        Quickcheck.Result
45728
123e3a9a3bb3 compilations return genuine flag to quickcheck framework
bulwahn
parents: 45725
diff changeset
   455
         {counterexample = Option.map (pair true o mk_terms ctxt qs) counterexample,
43585
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   456
          evaluation_terms = Option.map (K []) counterexample,
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   457
          timings = #timings (dest_result result), reports = #reports (dest_result result)}
43237
8f5c3c6c2909 adding compilation that allows existentials in Quickcheck_Narrowing
bulwahn
parents: 43114
diff changeset
   458
      end
43240
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   459
    else
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   460
      let
45756
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   461
        val frees = Term.add_frees t []
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   462
        val t' = fold_rev absfree frees t
43240
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   463
        fun wrap f t = list_abs (f (strip_abs t))
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   464
        val finitize = if Config.get ctxt finite_functions then wrap finitize_functions else I
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   465
        fun ensure_testable t =
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   466
          Const (@{const_name Quickcheck_Narrowing.ensure_testable}, fastype_of t --> fastype_of t) $ t
45756
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   467
        fun is_genuine (SOME (true, _)) = true 
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   468
          | is_genuine _ = false
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   469
        val counterexample_of = Option.map (apsnd (curry (op ~~) (map fst frees) o map post_process))
43585
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   470
        val (counterexample, result) = dynamic_value_strict (false, opts)
45756
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   471
          ((is_genuine, counterexample_of),
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   472
            (Counterexample.get, Counterexample.put, "Narrowing_Generators.put_counterexample"))
45725
2987b29518aa the narrowing also indicates if counterexample is potentially spurious
bulwahn
parents: 45685
diff changeset
   473
          thy (apfst o Option.map o apsnd o map) (ensure_testable (finitize t'))
43240
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   474
      in
43585
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   475
        Quickcheck.Result
45756
295658b28d3b quickcheck narrowing continues searching after found a potentially spurious counterexample
bulwahn
parents: 45728
diff changeset
   476
         {counterexample = counterexample_of counterexample,
43585
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   477
          evaluation_terms = Option.map (K []) counterexample,
ea959ab7bbe3 adding timeout to quickcheck narrowing
bulwahn
parents: 43379
diff changeset
   478
          timings = #timings (dest_result result), reports = #reports (dest_result result)}
43240
da47097bd589 adding finitize_functions and processing of equivalences in existential compilation in quickcheck_narrowing
bulwahn
parents: 43237
diff changeset
   479
      end
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   480
  end;
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   481
45419
10ba32c347b0 quickcheck fails with code generator errors only if one tester is invoked
bulwahn
parents: 45418
diff changeset
   482
fun test_goals ctxt _ insts goals =
43314
a9090cabca14 adding a nicer error message for quickcheck_narrowing; hiding fact empty_def
bulwahn
parents: 43308
diff changeset
   483
  if (not (getenv "ISABELLE_GHC" = "")) then
a9090cabca14 adding a nicer error message for quickcheck_narrowing; hiding fact empty_def
bulwahn
parents: 43308
diff changeset
   484
    let
45765
cb6ddee6a463 making the default behaviour of quickcheck a little bit less verbose;
bulwahn
parents: 45760
diff changeset
   485
      val _ = Quickcheck.message ctxt ("Testing conjecture with Quickcheck-narrowing...")
45159
3f1d1ce024cb moving some common functions from quickcheck to the more HOL-specific quickcheck_common; renamed inductive_SML's configurations to more canonical names; adds automatically left and right hand sides of equations as evaluation terms
bulwahn
parents: 45039
diff changeset
   486
      val correct_inst_goals = Quickcheck_Common.instantiate_goals ctxt insts goals
43314
a9090cabca14 adding a nicer error message for quickcheck_narrowing; hiding fact empty_def
bulwahn
parents: 43308
diff changeset
   487
    in
45418
e5ef7aa77fde removing extra arguments
bulwahn
parents: 45344
diff changeset
   488
      Quickcheck_Common.collect_results (test_term ctxt) (maps (map snd) correct_inst_goals) []
43314
a9090cabca14 adding a nicer error message for quickcheck_narrowing; hiding fact empty_def
bulwahn
parents: 43308
diff changeset
   489
    end
a9090cabca14 adding a nicer error message for quickcheck_narrowing; hiding fact empty_def
bulwahn
parents: 43308
diff changeset
   490
  else
a9090cabca14 adding a nicer error message for quickcheck_narrowing; hiding fact empty_def
bulwahn
parents: 43308
diff changeset
   491
    (if Config.get ctxt Quickcheck.quiet then () else Output.urgent_message
a9090cabca14 adding a nicer error message for quickcheck_narrowing; hiding fact empty_def
bulwahn
parents: 43308
diff changeset
   492
      ("Environment variable ISABELLE_GHC is not set. To use narrowing-based quickcheck, please set "
43911
a1da544e2652 more information for the user how to deactivate quickcheck_narrowing if he does not want to use it
bulwahn
parents: 43910
diff changeset
   493
        ^ "this variable to your GHC Haskell compiler in your settings file. "
a1da544e2652 more information for the user how to deactivate quickcheck_narrowing if he does not want to use it
bulwahn
parents: 43910
diff changeset
   494
        ^ "To deactivate narrowing-based quickcheck, set quickcheck_narrowing_active to false.");
a1da544e2652 more information for the user how to deactivate quickcheck_narrowing if he does not want to use it
bulwahn
parents: 43910
diff changeset
   495
      [Quickcheck.empty_result])
43114
b9fca691addd Quickcheck Narrowing only requires one compilation with GHC now
bulwahn
parents: 43079
diff changeset
   496
43047
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   497
(* setup *)
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   498
44272
360fcbb1aa01 activating narrowing-based quickcheck by default
bulwahn
parents: 44241
diff changeset
   499
val active = Attrib.setup_config_bool @{binding quickcheck_narrowing_active} (K true);
43878
eeb10fdd9535 changed every tester to have a configuration in quickcheck; enabling parallel testing of different testers in quickcheck
bulwahn
parents: 43850
diff changeset
   500
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   501
val setup =
43047
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   502
  Code.datatype_interpretation ensure_partial_term_of
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   503
  #> Code.datatype_interpretation ensure_partial_term_of_code
26774ccb1c74 automatic derivation of partial_term_of functions; renaming type and term to longer names narrowing_type and narrowing_term; hiding constant C; adding overlord option
bulwahn
parents: 42616
diff changeset
   504
  #> Datatype.interpretation (Quickcheck_Common.ensure_sort_datatype
42258
79cb339d8989 changing ensure_sort_datatype call in narrowing quickcheck (missed in 1491b7209e76)
bulwahn
parents: 42214
diff changeset
   505
    (((@{sort typerep}, @{sort term_of}), @{sort narrowing}), instantiate_narrowing_datatype))
43878
eeb10fdd9535 changed every tester to have a configuration in quickcheck; enabling parallel testing of different testers in quickcheck
bulwahn
parents: 43850
diff changeset
   506
  #> Context.theory_map (Quickcheck.add_tester ("narrowing", (active, test_goals)))
41905
e2611bc96022 adding files for prototype of lazysmallcheck
bulwahn
parents:
diff changeset
   507
    
44272
360fcbb1aa01 activating narrowing-based quickcheck by default
bulwahn
parents: 44241
diff changeset
   508
end;