ocaml-containers/tests/data/t_hashtrie.ml
2022-07-02 22:09:25 -04:00

108 lines
3.1 KiB
OCaml

module Test = (val Containers_testlib.make ~__FILE__())
open Test
open CCHashTrie;;
module M = Make(CCInt) ;;
let _listuniq =
let g = Q.(list (pair small_int small_int)) in
Q.map_same_type
(fun l ->
CCList.sort_uniq ~cmp:(fun a b -> Stdlib.compare (fst a)(fst b)) l
) g
;;
t @@ fun () -> M.is_empty M.empty;;
t @@ fun () -> not (M.is_empty (M.singleton 1 2));;
t @@ fun () -> M.cardinal (M.singleton 1 2) = 1;;
t @@ fun () -> popcount 5L = 2;;
t @@ fun () -> popcount 256L = 1;;
t @@ fun () -> popcount 255L = 8;;
t @@ fun () -> popcount 0xFFFFL = 16;;
t @@ fun () -> popcount 0xFF1FL = 13;;
t @@ fun () -> popcount 0xFFFFFFFFL = 32;;
t @@ fun () -> popcount 0xFFFFFFFFFFFFFFFFL = 64;;
q Q.int (fun i -> let i = Int64.of_int i in popcount i <= 64);;
q _listuniq (fun l ->
let m = M.of_list l in
List.for_all (fun (x,y) -> M.get_exn x m = y) l);;
q _listuniq (fun l ->
let m = List.fold_left (fun m (x,y) -> M.add x y m) M.empty l in
List.for_all (fun (x,y) -> M.get_exn x m = y) l);;
t @@ fun () ->
let lsort = List.sort Stdlib.compare in
let m = M.of_list [1, 1; 2, 2] in
let id = Transient.create() in
let m' = M.add_mut ~id 3 3 m in
let m' = M.add_mut ~id 4 4 m' in
assert_equal [1, 1; 2, 2] (M.to_list m |> lsort);
assert_equal [1, 1; 2, 2; 3,3; 4,4] (M.to_list m' |> lsort);
Transient.freeze id;
assert_bool "must raise"
(try ignore(M.add_mut ~id 5 5 m'); false with Transient.Frozen -> true);
true;;
q _listuniq (fun l ->
let m = M.of_list l in
List.for_all
(fun (x,_) ->
let m' = M.remove x m in
not (M.mem x m') &&
M.cardinal m' = M.cardinal m - 1 &&
List.for_all
(fun (y,v) -> y = x || M.get_exn y m' = v)
l
) l
);;
t @@ fun () ->
let m = M.of_list [1, 1; 2, 2; 5, 5] in
let m' = M.update 4
~f:(function
| None -> Some 4
| Some _ -> Some 0
) m
in
assert_equal [1,1; 2,2; 4,4; 5,5] (M.to_list m' |> List.sort Stdlib.compare);
true;;
t @@ fun () ->
let l = CCList.(1 -- 10 |> map (fun x->x,x)) in
M.of_list l
|> M.fold ~f:(fun acc x y -> (x,y)::acc) ~x:[]
|> List.sort Stdlib.compare = l ;;
q _listuniq (fun l ->
(List.sort Stdlib.compare l) =
(l |> Iter.of_list |> M.of_iter |> M.to_iter |> Iter.to_list
|> List.sort Stdlib.compare) );;
q _listuniq (fun l ->
(List.sort Stdlib.compare l) =
(l |> Gen.of_list |> M.of_gen |> M.to_gen |> Gen.to_list
|> List.sort Stdlib.compare) );;
t @@ fun () -> M.choose M.empty = None;;
t @@ fun () -> M.choose M.(of_list [1,1; 2,2]) <> None;;
t @@ fun () ->
let m = M.of_list CCList.( (501 -- 1000) @ (500 -- 1) |> map (fun i->i,i)) in
assert_equal ~printer:CCInt.to_string 1000 (M.cardinal m);
assert_bool "check all get"
(Iter.for_all (fun i -> i = M.get_exn i m) Iter.(1 -- 1000));
let m = Iter.(501 -- 1000 |> fold (fun m i -> M.remove i m) m) in
assert_equal ~printer:CCInt.to_string 500 (M.cardinal m);
assert_bool "check all get after remove"
(Iter.for_all (fun i -> i = M.get_exn i m) Iter.(1 -- 500));
assert_bool "check all get after remove"
(Iter.for_all (fun i -> None = M.get i m) Iter.(501 -- 1000));
true;;