+proper_spec_map_rev() ->
+ ?FORALL({L, F}, {type_l(), type_f()},
+ hope_list:map_rev(L, F) == lists:reverse(lists:map(F, L))
+ ).
+
+proper_spec_map_slow() ->
+ ?FORALL({L, F}, {type_l(), type_f()},
+ hope_list:map_slow(L, F) == lists:map(F, L)
+ ).
+
+proper_spec_map() ->
+ ?FORALL({L, F}, {type_l(), type_f()},
+ hope_list:map(L, F) == lists:map(F, L)
+ ).
+
+proper_spec_map_3() ->
+ ?FORALL({L, F, N}, {type_l(), type_f(), ?type:non_neg_integer()},
+ hope_list:map(L, F, N) == lists:map(F, L)
+ ).
+
+proper_spec_prop_unique_preserve_order() ->
+ ?FORALL(L, ?type:list(),
+ begin
+ Duplicates = L -- lists:usort(L),
+ hope_list:unique_preserve_order(L) ==
+ lists:reverse(lists:reverse(L) -- Duplicates)
+ end).
+
+type_l() ->
+ ?type:list(?type:integer()).
+
+type_f() ->
+ ?type:function([?type:integer()], ?type:term()).