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-rw-r--r--erts/emulator/test/map_SUITE.erl668
1 files changed, 561 insertions, 107 deletions
diff --git a/erts/emulator/test/map_SUITE.erl b/erts/emulator/test/map_SUITE.erl
index 888ed8e272..c421886431 100644
--- a/erts/emulator/test/map_SUITE.erl
+++ b/erts/emulator/test/map_SUITE.erl
@@ -30,7 +30,7 @@
t_list_comprehension/1,
t_map_sort_literals/1,
t_map_equal/1,
- %t_size/1,
+ t_map_compare/1,
t_map_size/1,
%% Specific Map BIFs
@@ -51,6 +51,10 @@
t_erlang_hash/1,
t_map_encode_decode/1,
+ %% non specific BIF related
+ t_bif_build_and_check/1,
+ t_bif_merge_and_check/1,
+
%% maps module not bifs
t_maps_fold/1,
t_maps_map/1,
@@ -66,6 +70,13 @@
-include_lib("stdlib/include/ms_transform.hrl").
+-define(CHECK(Cond,Term),
+ case (catch (Cond)) of
+ true -> true;
+ _ -> io:format("###### CHECK FAILED ######~nINPUT: ~p~n", [Term]),
+ exit(Term)
+ end).
+
suite() -> [].
all() -> [
@@ -75,7 +86,7 @@ all() -> [
t_update_assoc,t_update_exact,
t_guard_bifs, t_guard_sequence, t_guard_update,
t_guard_receive,t_guard_fun, t_list_comprehension,
- t_map_equal,
+ t_map_equal, t_map_compare,
t_map_sort_literals,
%% Specific Map BIFs
@@ -90,6 +101,10 @@ all() -> [
t_erlang_hash, t_map_encode_decode,
t_map_size,
+ %% non specific BIF related
+ t_bif_build_and_check,
+ t_bif_merge_and_check,
+
%% maps module
t_maps_fold, t_maps_map,
t_maps_size, t_maps_without,
@@ -146,17 +161,6 @@ t_build_and_match_literals(Config) when is_list(Config) ->
ok.
-%% Tests size(Map).
-%% not implemented, perhaps it shouldn't be either
-
-%t_size(Config) when is_list(Config) ->
-% 0 = size(#{}),
-% 1 = size(#{a=>1}),
-% 1 = size(#{a=>#{a=>1}}),
-% 2 = size(#{a=>1, b=>2}),
-% 3 = size(#{a=>1, b=>2, b=>"3"}),
-% ok.
-
t_map_size(Config) when is_list(Config) ->
0 = map_size(id(#{})),
1 = map_size(id(#{a=>1})),
@@ -172,12 +176,23 @@ t_map_size(Config) when is_list(Config) ->
true = map_is_size(M#{ "a" => 2}, 2),
false = map_is_size(M#{ "c" => 2}, 2),
+ Ks = [build_key(fun(K) -> <<1,K:32,1>> end,I)||I<-lists:seq(1,100)],
+ ok = build_and_check_size(Ks,0,#{}),
+
%% Error cases.
{'EXIT',{badarg,_}} = (catch map_size([])),
{'EXIT',{badarg,_}} = (catch map_size(<<1,2,3>>)),
{'EXIT',{badarg,_}} = (catch map_size(1)),
ok.
+build_and_check_size([K|Ks],N,M0) ->
+ N = map_size(M0),
+ M1 = M0#{ K => K },
+ build_and_check_size(Ks,N + 1,M1);
+build_and_check_size([],N,M) ->
+ N = map_size(M),
+ ok.
+
map_is_size(M,N) when map_size(M) =:= N -> true;
map_is_size(_,_) -> false.
@@ -432,7 +447,7 @@ t_map_sort_literals(Config) when is_list(Config) ->
true = #{ c => 1, b => 1, a => 1 } < id(#{ b => 1, c => 1, d => 1}),
true = #{ "a" => 1 } < id(#{ <<"a">> => 1}),
false = #{ <<"a">> => 1 } < id(#{ "a" => 1}),
- false = #{ 1 => 1 } < id(#{ 1.0 => 1}),
+ true = #{ 1 => 1 } < id(#{ 1.0 => 1}),
false = #{ 1.0 => 1 } < id(#{ 1 => 1}),
%% value order
@@ -440,16 +455,47 @@ t_map_sort_literals(Config) when is_list(Config) ->
false = #{ a => 2 } < id(#{ a => 1}),
false = #{ a => 2, b => 1 } < id(#{ a => 1, b => 3}),
true = #{ a => 1, b => 1 } < id(#{ a => 1, b => 3}),
+ false = #{ a => 1 } < id(#{ a => 1.0}),
+ false = #{ a => 1.0 } < id(#{ a => 1}),
true = #{ "a" => "hi", b => 134 } == id(#{ b => 134,"a" => "hi"}),
+ %% large maps
+
+ M = maps:from_list([{I,I}||I <- lists:seq(1,500)]),
+
+ %% size order
+ true = M#{ a => 1, b => 2} < id(M#{ a => 1, b => 1, c => 1}),
+ true = M#{ b => 1, a => 1} < id(M#{ c => 1, a => 1, b => 1}),
+ false = M#{ c => 1, b => 1, a => 1} < id(M#{ c => 1, a => 1}),
+
+ %% key order
+ true = M#{ a => 1 } < id(M#{ b => 1}),
+ false = M#{ b => 1 } < id(M#{ a => 1}),
+ true = M#{ a => 1, b => 1, c => 1 } < id(M#{ b => 1, c => 1, d => 1}),
+ true = M#{ b => 1, c => 1, d => 1 } > id(M#{ a => 1, b => 1, c => 1}),
+ true = M#{ c => 1, b => 1, a => 1 } < id(M#{ b => 1, c => 1, d => 1}),
+ true = M#{ "a" => 1 } < id(M#{ <<"a">> => 1}),
+ false = M#{ <<"a">> => 1 } < id(#{ "a" => 1}),
+ true = M#{ 1 => 1 } < id(maps:remove(1,M#{ 1.0 => 1})),
+ false = M#{ 1.0 => 1 } < id(M#{ 1 => 1}),
+
+ %% value order
+ true = M#{ a => 1 } < id(M#{ a => 2}),
+ false = M#{ a => 2 } < id(M#{ a => 1}),
+ false = M#{ a => 2, b => 1 } < id(M#{ a => 1, b => 3}),
+ true = M#{ a => 1, b => 1 } < id(M#{ a => 1, b => 3}),
+ false = M#{ a => 1 } < id(M#{ a => 1.0}),
+ false = M#{ a => 1.0 } < id(M#{ a => 1}),
+
+ true = M#{ "a" => "hi", b => 134 } == id(M#{ b => 134,"a" => "hi"}),
+
%% lists:sort
SortVs = [#{"a"=>1},#{a=>2},#{1=>3},#{<<"a">>=>4}],
[#{1:=ok},#{a:=ok},#{"a":=ok},#{<<"a">>:=ok}] = lists:sort([#{"a"=>ok},#{a=>ok},#{1=>ok},#{<<"a">>=>ok}]),
[#{1:=3},#{a:=2},#{"a":=1},#{<<"a">>:=4}] = lists:sort(SortVs),
[#{1:=3},#{a:=2},#{"a":=1},#{<<"a">>:=4}] = lists:sort(lists:reverse(SortVs)),
-
ok.
t_map_equal(Config) when is_list(Config) ->
@@ -469,27 +515,285 @@ t_map_equal(Config) when is_list(Config) ->
true = id(#{ a => 1, b => 3, c => <<"wat">> }) =:= id(#{ a => 1, b => 3, c=><<"wat">>}),
ok.
+
+t_map_compare(Config) when is_list(Config) ->
+ Seed = erlang:now(),
+ io:format("seed = ~p\n", [Seed]),
+ random:seed(Seed),
+ repeat(100, fun(_) -> float_int_compare() end, []),
+ repeat(100, fun(_) -> recursive_compare() end, []),
+ ok.
+
+float_int_compare() ->
+ Terms = numeric_keys(3),
+ %%io:format("Keys to use: ~p\n", [Terms]),
+ Pairs = lists:map(fun(K) -> list_to_tuple([{K,V} || V <- Terms]) end, Terms),
+ lists:foreach(fun(Size) ->
+ MapGen = fun() -> map_gen(list_to_tuple(Pairs), Size) end,
+ repeat(100, fun do_compare/1, [MapGen, MapGen])
+ end,
+ lists:seq(1,length(Terms))),
+ ok.
+
+numeric_keys(N) ->
+ lists:foldl(fun(_,Acc) ->
+ Int = random:uniform(N*4) - N*2,
+ Float = float(Int),
+ [Int, Float, Float * 0.99, Float * 1.01 | Acc]
+ end,
+ [],
+ lists:seq(1,N)).
+
+
+repeat(0, _, _) ->
+ ok;
+repeat(N, Fun, Arg) ->
+ Fun(Arg),
+ repeat(N-1, Fun, Arg).
+
+copy_term(T) ->
+ Papa = self(),
+ P = spawn_link(fun() -> receive Msg -> Papa ! Msg end end),
+ P ! T,
+ receive R -> R end.
+
+do_compare([Gen1, Gen2]) ->
+ M1 = Gen1(),
+ M2 = Gen2(),
+ %%io:format("Maps to compare: ~p AND ~p\n", [M1, M2]),
+ C = (M1 < M2),
+ Erlang = maps_lessthan(M1, M2),
+ C = Erlang,
+ ?CHECK(M1==M1, M1),
+
+ %% Change one key from int to float (or vice versa) and check compare
+ ML1 = maps:to_list(M1),
+ {K1,V1} = lists:nth(random:uniform(length(ML1)), ML1),
+ case K1 of
+ I when is_integer(I) ->
+ case maps:find(float(I),M1) of
+ error ->
+ M1f = maps:remove(I, maps:put(float(I), V1, M1)),
+ ?CHECK(M1f > M1, [M1f, M1]);
+ _ -> ok
+ end;
+
+ F when is_float(F), round(F) == F ->
+ case maps:find(round(F),M1) of
+ error ->
+ M1i = maps:remove(F, maps:put(round(F), V1, M1)),
+ ?CHECK(M1i < M1, [M1i, M1]);
+ _ -> ok
+ end;
+
+ _ -> ok % skip floats with decimals
+ end,
+
+ ?CHECK(M2 == M2, [M2]).
+
+
+maps_lessthan(M1, M2) ->
+ case {maps:size(M1),maps:size(M2)} of
+ {_S,_S} ->
+ {K1,V1} = lists:unzip(term_sort(maps:to_list(M1))),
+ {K2,V2} = lists:unzip(term_sort(maps:to_list(M2))),
+
+ case erts_internal:cmp_term(K1,K2) of
+ -1 -> true;
+ 0 -> (V1 < V2);
+ 1 -> false
+ end;
+
+ {S1, S2} ->
+ S1 < S2
+ end.
+
+term_sort(L) ->
+ lists:sort(fun(A,B) -> erts_internal:cmp_term(A,B) =< 0 end,
+ L).
+
+
+cmp(T1, T2, Exact) when is_tuple(T1) and is_tuple(T2) ->
+ case {size(T1),size(T2)} of
+ {_S,_S} -> cmp(tuple_to_list(T1), tuple_to_list(T2), Exact);
+ {S1,S2} when S1 < S2 -> -1;
+ {S1,S2} when S1 > S2 -> 1
+ end;
+
+cmp([H1|T1], [H2|T2], Exact) ->
+ case cmp(H1,H2, Exact) of
+ 0 -> cmp(T1,T2, Exact);
+ C -> C
+ end;
+
+cmp(M1, M2, Exact) when is_map(M1) andalso is_map(M2) ->
+ cmp_maps(M1,M2,Exact);
+cmp(M1, M2, Exact) ->
+ cmp_others(M1, M2, Exact).
+
+cmp_maps(M1, M2, Exact) ->
+ case {maps:size(M1),maps:size(M2)} of
+ {_S,_S} ->
+ {K1,V1} = lists:unzip(term_sort(maps:to_list(M1))),
+ {K2,V2} = lists:unzip(term_sort(maps:to_list(M2))),
+
+ case cmp(K1, K2, true) of
+ 0 -> cmp(V1, V2, Exact);
+ C -> C
+ end;
+
+ {S1,S2} when S1 < S2 -> -1;
+ {S1,S2} when S1 > S2 -> 1
+ end.
+
+cmp_others(I, F, true) when is_integer(I), is_float(F) ->
+ -1;
+cmp_others(F, I, true) when is_float(F), is_integer(I) ->
+ 1;
+cmp_others(T1, T2, _) ->
+ case {T1<T2, T1==T2} of
+ {true,false} -> -1;
+ {false,true} -> 0;
+ {false,false} -> 1
+ end.
+
+map_gen(Pairs, Size) ->
+ {_,L} = lists:foldl(fun(_, {Keys, Acc}) ->
+ KI = random:uniform(size(Keys)),
+ K = element(KI,Keys),
+ KV = element(random:uniform(size(K)), K),
+ {erlang:delete_element(KI,Keys), [KV | Acc]}
+ end,
+ {Pairs, []},
+ lists:seq(1,Size)),
+
+ maps:from_list(L).
+
+
+recursive_compare() ->
+ Leafs = {atom, 17, 16.9, 17.1, [], self(), spawn(fun() -> ok end), make_ref(), make_ref()},
+ {A, B} = term_gen_recursive(Leafs, 0, 0),
+ %%io:format("Recursive term A = ~p\n", [A]),
+ %%io:format("Recursive term B = ~p\n", [B]),
+
+ ?CHECK({true,false} =:= case do_cmp(A, B, false) of
+ -1 -> {A<B, A>=B};
+ 0 -> {A==B, A/=B};
+ 1 -> {A>B, A=<B}
+ end,
+ {A,B}),
+ A2 = copy_term(A),
+ ?CHECK(A == A2, {A,A2}),
+ ?CHECK(0 =:= cmp(A, A2, false), {A,A2}),
+
+ B2 = copy_term(B),
+ ?CHECK(B == B2, {B,B2}),
+ ?CHECK(0 =:= cmp(B, B2, false), {B,B2}),
+ ok.
+
+do_cmp(A, B, Exact) ->
+ C = cmp(A, B, Exact),
+ C.
+
+%% Generate two terms {A,B} that may only differ
+%% at float vs integer types.
+term_gen_recursive(Leafs, Flags, Depth) ->
+ MaxDepth = 10,
+ Rnd = case {Flags, Depth} of
+ {_, MaxDepth} -> % Only leafs
+ random:uniform(size(Leafs)) + 3;
+ {0, 0} -> % Only containers
+ random:uniform(3);
+ {0,_} -> % Anything
+ random:uniform(size(Leafs)+3)
+ end,
+ case Rnd of
+ 1 -> % Make map
+ Size = random:uniform(size(Leafs)),
+ lists:foldl(fun(_, {Acc1,Acc2}) ->
+ {K1,K2} = term_gen_recursive(Leafs, Flags,
+ Depth+1),
+ {V1,V2} = term_gen_recursive(Leafs, Flags, Depth+1),
+ %%ok = check_keys(K1,K2, 0),
+ {maps:put(K1,V1, Acc1), maps:put(K2,V2, Acc2)}
+ end,
+ {maps:new(), maps:new()},
+ lists:seq(1,Size));
+ 2 -> % Make cons
+ {Car1,Car2} = term_gen_recursive(Leafs, Flags, Depth+1),
+ {Cdr1,Cdr2} = term_gen_recursive(Leafs, Flags, Depth+1),
+ {[Car1 | Cdr1], [Car2 | Cdr2]};
+ 3 -> % Make tuple
+ Size = random:uniform(size(Leafs)),
+ L = lists:map(fun(_) -> term_gen_recursive(Leafs, Flags, Depth+1) end,
+ lists:seq(1,Size)),
+ {L1, L2} = lists:unzip(L),
+ {list_to_tuple(L1), list_to_tuple(L2)};
+
+ N -> % Make leaf
+ case element(N-3, Leafs) of
+ I when is_integer(I) ->
+ case random:uniform(4) of
+ 1 -> {I, float(I)};
+ 2 -> {float(I), I};
+ _ -> {I,I}
+ end;
+ T -> {T,T}
+ end
+ end.
+
+check_keys(K1, K2, _) when K1 =:= K2 ->
+ case erlang:phash3(K1) =:= erlang:phash3(K2) of
+ true -> ok;
+ false ->
+ io:format("Same keys with different hash values !!!\nK1 = ~p\nK2 = ~p\n", [K1,K2]),
+ error
+ end;
+check_keys(K1, K2, 0) ->
+ case {erlang:phash3(K1), erlang:phash3(K2)} of
+ {H,H} -> check_keys(K1, K2, 1);
+ {_,_} -> ok
+ end;
+check_keys(K1, K2, L) when L < 10 ->
+ case {erlang:phash3([L|K1]), erlang:phash3([L|K2])} of
+ {H,H} -> check_keys(K1, K2, L+1);
+ {_,_} -> ok
+ end;
+check_keys(K1, K2, L) ->
+ io:format("Same hash value at level ~p !!!\nK1 = ~p\nK2 = ~p\n", [L,K1,K2]),
+ error.
+
%% BIFs
t_bif_map_get(Config) when is_list(Config) ->
-
+ %% small map
1 = maps:get(a, #{ a=> 1}),
2 = maps:get(b, #{ a=> 1, b => 2}),
"hi" = maps:get("hello", #{ a=>1, "hello" => "hi"}),
"tuple hi" = maps:get({1,1.0}, #{ a=>a, {1,1.0} => "tuple hi"}),
- M = id(#{ k1=>"v1", <<"k2">> => <<"v3">> }),
- "v4" = maps:get(<<"k2">>, M#{ <<"k2">> => "v4" }),
+ M0 = id(#{ k1=>"v1", <<"k2">> => <<"v3">> }),
+ "v4" = maps:get(<<"k2">>, M0#{<<"k2">> => "v4"}),
+
+ %% large map
+ M1 = maps:from_list([{I,I}||I<-lists:seq(1,100)] ++
+ [{a,1},{b,2},{"hello","hi"},{{1,1.0},"tuple hi"},
+ {k1,"v1"},{<<"k2">>,"v3"}]),
+ 1 = maps:get(a, M1),
+ 2 = maps:get(b, M1),
+ "hi" = maps:get("hello", M1),
+ "tuple hi" = maps:get({1,1.0}, M1),
+ "v3" = maps:get(<<"k2">>, M1),
%% error case
{'EXIT',{badarg, [{maps,get,_,_}|_]}} = (catch maps:get(a,[])),
{'EXIT',{badarg, [{maps,get,_,_}|_]}} = (catch maps:get(a,<<>>)),
{'EXIT',{bad_key,[{maps,get,_,_}|_]}} = (catch maps:get({1,1}, #{{1,1.0} => "tuple"})),
{'EXIT',{bad_key,[{maps,get,_,_}|_]}} = (catch maps:get(a,#{})),
- {'EXIT',{bad_key,[{maps,get,_,_}|_]}} = (catch maps:get(a,#{ b=>1, c=>2})),
+ {'EXIT',{bad_key,[{maps,get,_,_}|_]}} = (catch maps:get(a,#{b=>1, c=>2})),
ok.
t_bif_map_find(Config) when is_list(Config) ->
-
+ %% small map
{ok, 1} = maps:find(a, #{ a=> 1}),
{ok, 2} = maps:find(b, #{ a=> 1, b => 2}),
{ok, "int"} = maps:find(1, #{ 1 => "int"}),
@@ -498,8 +802,18 @@ t_bif_map_find(Config) when is_list(Config) ->
{ok, "hi"} = maps:find("hello", #{ a=>1, "hello" => "hi"}),
{ok, "tuple hi"} = maps:find({1,1.0}, #{ a=>a, {1,1.0} => "tuple hi"}),
- M = id(#{ k1=>"v1", <<"k2">> => <<"v3">> }),
- {ok, "v4"} = maps:find(<<"k2">>, M#{ <<"k2">> => "v4" }),
+ M0 = id(#{ k1=>"v1", <<"k2">> => <<"v3">> }),
+ {ok, "v4"} = maps:find(<<"k2">>, M0#{ <<"k2">> => "v4" }),
+
+ %% large map
+ M1 = maps:from_list([{I,I}||I<-lists:seq(1,100)] ++
+ [{a,1},{b,2},{"hello","hi"},{{1,1.0},"tuple hi"},
+ {k1,"v1"},{<<"k2">>,"v3"}]),
+ {ok, 1} = maps:find(a, M1),
+ {ok, 2} = maps:find(b, M1),
+ {ok, "hi"} = maps:find("hello", M1),
+ {ok, "tuple hi"} = maps:find({1,1.0}, M1),
+ {ok, "v3"} = maps:find(<<"k2">>, M1),
%% error case
error = maps:find(a,#{}),
@@ -508,7 +822,6 @@ t_bif_map_find(Config) when is_list(Config) ->
error = maps:find(1, #{ 1.0 => "float"}),
error = maps:find({1.0,1}, #{ a=>a, {1,1.0} => "tuple hi"}), % reverse types in tuple key
-
{'EXIT',{badarg,[{maps,find,_,_}|_]}} = (catch maps:find(a,id([]))),
{'EXIT',{badarg,[{maps,find,_,_}|_]}} = (catch maps:find(a,id(<<>>))),
ok.
@@ -542,12 +855,12 @@ t_bif_map_is_key(Config) when is_list(Config) ->
t_bif_map_keys(Config) when is_list(Config) ->
[] = maps:keys(#{}),
- [1,2,3,4,5] = maps:keys(#{ 1 => a, 2 => b, 3 => c, 4 => d, 5 => e}),
- [1,2,3,4,5] = maps:keys(#{ 4 => d, 5 => e, 1 => a, 2 => b, 3 => c}),
+ [1,2,3,4,5] = lists:sort(maps:keys(#{ 1 => a, 2 => b, 3 => c, 4 => d, 5 => e})),
+ [1,2,3,4,5] = lists:sort(maps:keys(#{ 4 => d, 5 => e, 1 => a, 2 => b, 3 => c})),
% values in key order: [4,int,"hi",<<"key">>]
M1 = #{ "hi" => "hello", int => 3, <<"key">> => <<"value">>, 4 => number},
- [4,int,"hi",<<"key">>] = maps:keys(M1),
+ [4,int,"hi",<<"key">>] = lists:sort(maps:keys(M1)),
%% error case
{'EXIT',{badarg,[{maps,keys,_,_}|_]}} = (catch maps:keys(1 bsl 65 + 3)),
@@ -596,33 +909,33 @@ t_bif_map_put(Config) when is_list(Config) ->
M1 = #{ "hi" := "hello"} = maps:put("hi", "hello", #{}),
- ["hi"] = maps:keys(M1),
- ["hello"] = maps:values(M1),
+ true = is_members(["hi"],maps:keys(M1)),
+ true = is_members(["hello"],maps:values(M1)),
M2 = #{ int := 3 } = maps:put(int, 3, M1),
- [int,"hi"] = maps:keys(M2),
- [3,"hello"] = maps:values(M2),
+ true = is_members([int,"hi"],maps:keys(M2)),
+ true = is_members([3,"hello"],maps:values(M2)),
M3 = #{ <<"key">> := <<"value">> } = maps:put(<<"key">>, <<"value">>, M2),
- [int,"hi",<<"key">>] = maps:keys(M3),
- [3,"hello",<<"value">>] = maps:values(M3),
+ true = is_members([int,"hi",<<"key">>],maps:keys(M3)),
+ true = is_members([3,"hello",<<"value">>],maps:values(M3)),
M4 = #{ 18446744073709551629 := wat } = maps:put(18446744073709551629, wat, M3),
- [18446744073709551629,int,"hi",<<"key">>] = maps:keys(M4),
- [wat,3,"hello",<<"value">>] = maps:values(M4),
+ true = is_members([18446744073709551629,int,"hi",<<"key">>],maps:keys(M4)),
+ true = is_members([wat,3,"hello",<<"value">>],maps:values(M4)),
M0 = #{ 4 := number } = M5 = maps:put(4, number, M4),
- [4,18446744073709551629,int,"hi",<<"key">>] = maps:keys(M5),
- [number,wat,3,"hello",<<"value">>] = maps:values(M5),
+ true = is_members([4,18446744073709551629,int,"hi",<<"key">>],maps:keys(M5)),
+ true = is_members([number,wat,3,"hello",<<"value">>],maps:values(M5)),
M6 = #{ <<"key">> := <<"other value">> } = maps:put(<<"key">>, <<"other value">>, M5),
- [4,18446744073709551629,int,"hi",<<"key">>] = maps:keys(M6),
- [number,wat,3,"hello",<<"other value">>] = maps:values(M6),
+ true = is_members([4,18446744073709551629,int,"hi",<<"key">>],maps:keys(M6)),
+ true = is_members([number,wat,3,"hello",<<"other value">>],maps:values(M6)),
%% error case
{'EXIT',{badarg,[{maps,put,_,_}|_]}} = (catch maps:put(1,a,1 bsl 65 + 3)),
@@ -630,7 +943,15 @@ t_bif_map_put(Config) when is_list(Config) ->
{'EXIT',{badarg,[{maps,put,_,_}|_]}} = (catch maps:put(1,a,atom)),
{'EXIT',{badarg,[{maps,put,_,_}|_]}} = (catch maps:put(1,a,[])),
{'EXIT',{badarg,[{maps,put,_,_}|_]}} = (catch maps:put(1,a,<<>>)),
- ok.
+ ok.
+
+is_members(Ks,Ls) when length(Ks) =/= length(Ls) -> false;
+is_members(Ks,Ls) -> is_members_do(Ks,Ls).
+
+is_members_do([],[]) -> true;
+is_members_do([],_) -> false;
+is_members_do([K|Ks],Ls) ->
+ is_members_do(Ks, lists:delete(K,Ls)).
t_bif_map_remove(Config) when is_list(Config) ->
0 = erlang:map_size(maps:remove(some_key, #{})),
@@ -639,20 +960,20 @@ t_bif_map_remove(Config) when is_list(Config) ->
4 => number, 18446744073709551629 => wat},
M1 = maps:remove("hi", M0),
- [4,18446744073709551629,int,<<"key">>] = maps:keys(M1),
- [number,wat,3,<<"value">>] = maps:values(M1),
+ true = is_members([4,18446744073709551629,int,<<"key">>],maps:keys(M1)),
+ true = is_members([number,wat,3,<<"value">>],maps:values(M1)),
M2 = maps:remove(int, M1),
- [4,18446744073709551629,<<"key">>] = maps:keys(M2),
- [number,wat,<<"value">>] = maps:values(M2),
+ true = is_members([4,18446744073709551629,<<"key">>],maps:keys(M2)),
+ true = is_members([number,wat,<<"value">>],maps:values(M2)),
M3 = maps:remove(<<"key">>, M2),
- [4,18446744073709551629] = maps:keys(M3),
- [number,wat] = maps:values(M3),
+ true = is_members([4,18446744073709551629],maps:keys(M3)),
+ true = is_members([number,wat],maps:values(M3)),
M4 = maps:remove(18446744073709551629, M3),
- [4] = maps:keys(M4),
- [number] = maps:values(M4),
+ true = is_members([4],maps:keys(M4)),
+ true = is_members([number],maps:values(M4)),
M5 = maps:remove(4, M4),
[] = maps:keys(M5),
@@ -702,15 +1023,15 @@ t_bif_map_update(Config) when is_list(Config) ->
t_bif_map_values(Config) when is_list(Config) ->
[] = maps:values(#{}),
+ [1] = maps:values(#{a=>1}),
- [a,b,c,d,e] = maps:values(#{ 1 => a, 2 => b, 3 => c, 4 => d, 5 => e}),
- [a,b,c,d,e] = maps:values(#{ 4 => d, 5 => e, 1 => a, 2 => b, 3 => c}),
+ true = is_members([a,b,c,d,e],maps:values(#{ 1 => a, 2 => b, 3 => c, 4 => d, 5 => e})),
+ true = is_members([a,b,c,d,e],maps:values(#{ 4 => d, 5 => e, 1 => a, 2 => b, 3 => c})),
- % values in key order: [4,int,"hi",<<"key">>]
M1 = #{ "hi" => "hello", int => 3, <<"key">> => <<"value">>, 4 => number},
M2 = M1#{ "hi" => "hello2", <<"key">> => <<"value2">> },
- [number,3,"hello2",<<"value2">>] = maps:values(M2),
- [number,3,"hello",<<"value">>] = maps:values(M1),
+ true = is_members([number,3,"hello2",<<"value2">>],maps:values(M2)),
+ true = is_members([number,3,"hello",<<"value">>],maps:values(M1)),
%% error case
{'EXIT',{badarg,[{maps,values,_,_}|_]}} = (catch maps:values(1 bsl 65 + 3)),
@@ -730,61 +1051,61 @@ t_erlang_hash(Config) when is_list(Config) ->
t_bif_erlang_phash2() ->
39679005 = erlang:phash2(#{}),
- 78942764 = erlang:phash2(#{ a => 1, "a" => 2, <<"a">> => 3, {a,b} => 4 }),
- 37338230 = erlang:phash2(#{ 1 => a, 2 => "a", 3 => <<"a">>, 4 => {a,b} }),
- 14363616 = erlang:phash2(#{ 1 => a }),
- 51612236 = erlang:phash2(#{ a => 1 }),
+ 33667975 = erlang:phash2(#{ a => 1, "a" => 2, <<"a">> => 3, {a,b} => 4 }), % 78942764
+ 95332690 = erlang:phash2(#{ 1 => a, 2 => "a", 3 => <<"a">>, 4 => {a,b} }), % 37338230
+ 108954384 = erlang:phash2(#{ 1 => a }), % 14363616
+ 59617982 = erlang:phash2(#{ a => 1 }), % 51612236
- 37468437 = erlang:phash2(#{{} => <<>>}),
- 44049159 = erlang:phash2(#{<<>> => {}}),
+ 42770201 = erlang:phash2(#{{} => <<>>}), % 37468437
+ 71687700 = erlang:phash2(#{<<>> => {}}), % 44049159
M0 = #{ a => 1, "key" => <<"value">> },
M1 = maps:remove("key",M0),
M2 = M1#{ "key" => <<"value">> },
- 118679416 = erlang:phash2(M0),
- 51612236 = erlang:phash2(M1),
- 118679416 = erlang:phash2(M2),
+ 70249457 = erlang:phash2(M0), % 118679416
+ 59617982 = erlang:phash2(M1), % 51612236
+ 70249457 = erlang:phash2(M2), % 118679416
ok.
t_bif_erlang_phash() ->
Sz = 1 bsl 32,
- 268440612 = erlang:phash(#{},Sz),
- 1196461908 = erlang:phash(#{ a => 1, "a" => 2, <<"a">> => 3, {a,b} => 4 },Sz),
- 3944426064 = erlang:phash(#{ 1 => a, 2 => "a", 3 => <<"a">>, 4 => {a,b} },Sz),
- 1394238263 = erlang:phash(#{ 1 => a },Sz),
- 4066388227 = erlang:phash(#{ a => 1 },Sz),
+ 1113425985 = erlang:phash(#{},Sz), % 268440612
+ 1510068139 = erlang:phash(#{ a => 1, "a" => 2, <<"a">> => 3, {a,b} => 4 },Sz), % 1196461908
+ 3182345590 = erlang:phash(#{ 1 => a, 2 => "a", 3 => <<"a">>, 4 => {a,b} },Sz), % 3944426064
+ 2927531828 = erlang:phash(#{ 1 => a },Sz), % 1394238263
+ 1670235874 = erlang:phash(#{ a => 1 },Sz), % 4066388227
- 1578050717 = erlang:phash(#{{} => <<>>},Sz),
- 1578050717 = erlang:phash(#{<<>> => {}},Sz), % yep, broken
+ 3935089469 = erlang:phash(#{{} => <<>>},Sz), % 1578050717
+ 71692856 = erlang:phash(#{<<>> => {}},Sz), % 1578050717
M0 = #{ a => 1, "key" => <<"value">> },
M1 = maps:remove("key",M0),
M2 = M1#{ "key" => <<"value">> },
- 3590546636 = erlang:phash(M0,Sz),
- 4066388227 = erlang:phash(M1,Sz),
- 3590546636 = erlang:phash(M2,Sz),
+ 2620391445 = erlang:phash(M0,Sz), % 3590546636
+ 1670235874 = erlang:phash(M1,Sz), % 4066388227
+ 2620391445 = erlang:phash(M2,Sz), % 3590546636
ok.
t_bif_erlang_hash() ->
Sz = 1 bsl 27 - 1,
- 5158 = erlang:hash(#{},Sz),
- 71555838 = erlang:hash(#{ a => 1, "a" => 2, <<"a">> => 3, {a,b} => 4 },Sz),
- 5497225 = erlang:hash(#{ 1 => a, 2 => "a", 3 => <<"a">>, 4 => {a,b} },Sz),
- 126071654 = erlang:hash(#{ 1 => a },Sz),
- 126426236 = erlang:hash(#{ a => 1 },Sz),
+ 39684169 = erlang:hash(#{},Sz), % 5158
+ 33673142 = erlang:hash(#{ a => 1, "a" => 2, <<"a">> => 3, {a,b} => 4 },Sz), % 71555838
+ 95337869 = erlang:hash(#{ 1 => a, 2 => "a", 3 => <<"a">>, 4 => {a,b} },Sz), % 5497225
+ 108959561 = erlang:hash(#{ 1 => a },Sz), % 126071654
+ 59623150 = erlang:hash(#{ a => 1 },Sz), % 126426236
- 101655720 = erlang:hash(#{{} => <<>>},Sz),
- 101655720 = erlang:hash(#{<<>> => {}},Sz), % yep, broken
+ 42775386 = erlang:hash(#{{} => <<>>},Sz), % 101655720
+ 71692856 = erlang:hash(#{<<>> => {}},Sz), % 101655720
M0 = #{ a => 1, "key" => <<"value">> },
M1 = maps:remove("key",M0),
M2 = M1#{ "key" => <<"value">> },
- 38260486 = erlang:hash(M0,Sz),
- 126426236 = erlang:hash(M1,Sz),
- 38260486 = erlang:hash(M2,Sz),
+ 70254632 = erlang:hash(M0,Sz), % 38260486
+ 59623150 = erlang:hash(M1,Sz), % 126426236
+ 70254632 = erlang:hash(M2,Sz), % 38260486
ok.
@@ -818,12 +1139,12 @@ t_map_encode_decode(Config) when is_list(Config) ->
%% literally #{ "hi" => "value", a=>33, b=>55 } in the internal order
#{ a:=33, b:=55, "hi" := "value"} = erlang:binary_to_term(<<131,116,0,0,0,3,
- 107,0,2,104,105, % "hi" :: list()
+ 107,0,2,104,105, % "hi" :: list()
107,0,5,118,97,108,117,101, % "value" :: list()
- 100,0,1,97, % a :: atom()
- 97,33, % 33 :: integer()
- 100,0,1,98, % b :: atom()
- 97,55 % 55 :: integer()
+ 100,0,1,97, % a :: atom()
+ 97,33, % 33 :: integer()
+ 100,0,1,98, % b :: atom()
+ 97,55 % 55 :: integer()
>>),
@@ -856,39 +1177,42 @@ t_map_encode_decode(Config) when is_list(Config) ->
map_encode_decode_and_match([{K,V}|Pairs], EncodedPairs, M0) ->
M1 = maps:put(K,V,M0),
B0 = erlang:term_to_binary(M1),
- Ls = lists:sort(fun(A,B) -> erts_internal:cmp_term(A,B) < 0 end, [{K, erlang:term_to_binary(K), erlang:term_to_binary(V)}|EncodedPairs]),
- %% sort Ks and Vs according to term spec, then match it
- KVbins = lists:foldr(fun({_,Kbin,Vbin}, Acc) -> [Kbin,Vbin | Acc] end, [], Ls),
- ok = match_encoded_map(B0, length(Ls), KVbins),
+ Ls = [{erlang:term_to_binary(K), erlang:term_to_binary(V)}|EncodedPairs],
+ ok = match_encoded_map(B0, length(Ls), Ls),
%% decode and match it
M1 = erlang:binary_to_term(B0),
map_encode_decode_and_match(Pairs,Ls,M1);
map_encode_decode_and_match([],_,_) -> ok.
match_encoded_map(<<131,116,Size:32,Encoded/binary>>,Size,Items) ->
- match_encoded_map(Encoded,Items);
+ match_encoded_map_stripped_size(Encoded,Items,Items);
match_encoded_map(_,_,_) -> no_match_size.
-match_encoded_map(<<>>,[]) -> ok;
-match_encoded_map(Bin,[<<131,Item/binary>>|Items]) ->
- Size = erlang:byte_size(Item),
- <<EncodedTerm:Size/binary, Bin1/binary>> = Bin,
- EncodedTerm = Item, %% Asssert
- match_encoded_map(Bin1,Items).
+match_encoded_map_stripped_size(<<>>,_,_) -> ok;
+match_encoded_map_stripped_size(B0,[{<<131,K/binary>>,<<131,V/binary>>}|Items],Ls) ->
+ Ksz = byte_size(K),
+ Vsz = byte_size(V),
+ case B0 of
+ <<K:Ksz/binary,V:Vsz/binary,B1/binary>> ->
+ match_encoded_map_stripped_size(B1,Ls,Ls);
+ _ ->
+ match_encoded_map_stripped_size(B0,Items,Ls)
+ end;
+match_encoded_map_stripped_size(_,[],_) -> fail.
t_bif_map_to_list(Config) when is_list(Config) ->
[] = maps:to_list(#{}),
- [{a,1},{b,2}] = maps:to_list(#{a=>1,b=>2}),
- [{a,1},{b,2},{c,3}] = maps:to_list(#{c=>3,a=>1,b=>2}),
- [{a,1},{b,2},{g,3}] = maps:to_list(#{g=>3,a=>1,b=>2}),
- [{a,1},{b,2},{g,3},{"c",4}] = maps:to_list(#{g=>3,a=>1,b=>2,"c"=>4}),
- [{3,v2},{hi,v4},{{hi,3},v5},{"hi",v3},{<<"hi">>,v1}] = maps:to_list(#{
- <<"hi">>=>v1,3=>v2,"hi"=>v3,hi=>v4,{hi,3}=>v5}),
+ [{a,1},{b,2}] = lists:sort(maps:to_list(#{a=>1,b=>2})),
+ [{a,1},{b,2},{c,3}] = lists:sort(maps:to_list(#{c=>3,a=>1,b=>2})),
+ [{a,1},{b,2},{g,3}] = lists:sort(maps:to_list(#{g=>3,a=>1,b=>2})),
+ [{a,1},{b,2},{g,3},{"c",4}] = lists:sort(maps:to_list(#{g=>3,a=>1,b=>2,"c"=>4})),
+ [{3,v2},{hi,v4},{{hi,3},v5},{"hi",v3},{<<"hi">>,v1}] =
+ lists:sort(maps:to_list(#{<<"hi">>=>v1,3=>v2,"hi"=>v3,hi=>v4,{hi,3}=>v5})),
- [{3,v7},{hi,v9},{{hi,3},v10},{"hi",v8},{<<"hi">>,v6}] = maps:to_list(#{
- <<"hi">>=>v1,3=>v2,"hi"=>v3,hi=>v4,{hi,3}=>v5,
- <<"hi">>=>v6,3=>v7,"hi"=>v8,hi=>v9,{hi,3}=>v10}),
+ [{3,v7},{hi,v9},{{hi,3},v10},{"hi",v8},{<<"hi">>,v6}] =
+ lists:sort(maps:to_list(#{<<"hi">>=>v1,3=>v2,"hi"=>v3,hi=>v4,{hi,3}=>v5,
+ <<"hi">>=>v6,3=>v7,"hi"=>v8,hi=>v9,{hi,3}=>v10})),
%% error cases
{'EXIT', {badarg,_}} = (catch maps:to_list(id(a))),
@@ -901,7 +1225,7 @@ t_bif_map_from_list(Config) when is_list(Config) ->
A = maps:from_list([]),
0 = erlang:map_size(A),
- #{a:=1,b:=2} = maps:from_list([{a,1},{b,2}]),
+ #{a:=1,b:=2} = maps:from_list([{a,1},{b,2}]),
#{c:=3,a:=1,b:=2} = maps:from_list([{a,1},{b,2},{c,3}]),
#{g:=3,a:=1,b:=2} = maps:from_list([{a,1},{b,2},{g,3}]),
@@ -923,6 +1247,136 @@ t_bif_map_from_list(Config) when is_list(Config) ->
{'EXIT', {badarg,_}} = (catch maps:from_list(id(42))),
ok.
+t_bif_build_and_check(Config) when is_list(Config) ->
+ ok = check_build_and_remove(750,[
+ fun(K) -> [K,K] end,
+ fun(K) -> [float(K),K] end,
+ fun(K) -> K end,
+ fun(K) -> {1,K} end,
+ fun(K) -> {K} end,
+ fun(K) -> [K|K] end,
+ fun(K) -> [K,1,2,3,4] end,
+ fun(K) -> {K,atom} end,
+ fun(K) -> float(K) end,
+ fun(K) -> integer_to_list(K) end,
+ fun(K) -> list_to_atom(integer_to_list(K)) end,
+ fun(K) -> [K,{K,[K,{K,[K]}]}] end,
+ fun(K) -> <<K:32>> end
+ ]),
+
+ ok.
+
+check_build_and_remove(_,[]) -> ok;
+check_build_and_remove(N,[F|Fs]) ->
+ {M,Ks} = build_and_check(N, maps:new(), F, []),
+ ok = remove_and_check(Ks,M),
+ check_build_and_remove(N,Fs).
+
+build_and_check(0, M0, _, Ks) -> {M0, Ks};
+build_and_check(N, M0, F, Ks) ->
+ K = build_key(F,N),
+ M1 = maps:put(K,K,M0),
+ ok = check_keys_exist([K|Ks], M1),
+ M2 = maps:update(K,v,M1),
+ v = maps:get(K,M2),
+ build_and_check(N-1,M1,F,[K|Ks]).
+
+remove_and_check([],_) -> ok;
+remove_and_check([K|Ks], M0) ->
+ K = maps:get(K,M0),
+ true = maps:is_key(K,M0),
+ M1 = maps:remove(K,M0),
+ false = maps:is_key(K,M1),
+ true = maps:is_key(K,M0),
+ ok = check_keys_exist(Ks,M1),
+ error = maps:find(K,M1),
+ remove_and_check(Ks, M1).
+
+build_key(F,N) when N rem 3 =:= 0 -> F(N);
+build_key(F,N) when N rem 3 =:= 1 -> K = F(N), {K,K};
+build_key(F,N) when N rem 3 =:= 2 -> K = F(N), [K,K].
+
+check_keys_exist([], _) -> ok;
+check_keys_exist([K|Ks],M) ->
+ true = maps:is_key(K,M),
+ check_keys_exist(Ks,M).
+
+t_bif_merge_and_check(Config) when is_list(Config) ->
+ %% simple disjunct ones
+ %% make sure all keys are unique
+ Kss = [[a,b,c,d],
+ [1,2,3,4],
+ [],
+ ["hi"],
+ [e],
+ [build_key(fun(K) -> {small,K} end, I) || I <- lists:seq(1,32)],
+ lists:seq(5, 28),
+ lists:seq(29, 59),
+ [build_key(fun(K) -> integer_to_list(K) end, I) || I <- lists:seq(2000,10000)],
+ [build_key(fun(K) -> <<K:32>> end, I) || I <- lists:seq(1,80)],
+ [build_key(fun(K) -> {<<K:32>>} end, I) || I <- lists:seq(100,1000)]],
+
+
+ KsMs = build_keys_map_pairs(Kss),
+ Cs = [{CKs1,CM1,CKs2,CM2} || {CKs1,CM1} <- KsMs, {CKs2,CM2} <- KsMs],
+ ok = merge_and_check_combo(Cs),
+
+ %% overlapping ones
+
+ KVs1 = [{a,1},{b,2},{c,3}],
+ KVs2 = [{b,3},{c,4},{d,5}],
+ KVs = [{I,I} || I <- lists:seq(1,32)],
+ KVs3 = KVs1 ++ KVs,
+ KVs4 = KVs2 ++ KVs,
+
+ M1 = maps:from_list(KVs1),
+ M2 = maps:from_list(KVs2),
+ M3 = maps:from_list(KVs3),
+ M4 = maps:from_list(KVs4),
+
+ M12 = maps:merge(M1,M2),
+ ok = check_key_values(KVs2 ++ [{a,1}], M12),
+ M21 = maps:merge(M2,M1),
+ ok = check_key_values(KVs1 ++ [{d,5}], M21),
+
+ M34 = maps:merge(M3,M4),
+ ok = check_key_values(KVs4 ++ [{a,1}], M34),
+ M43 = maps:merge(M4,M3),
+ ok = check_key_values(KVs3 ++ [{d,5}], M43),
+
+ M14 = maps:merge(M1,M4),
+ ok = check_key_values(KVs4 ++ [{a,1}], M14),
+ M41 = maps:merge(M4,M1),
+ ok = check_key_values(KVs1 ++ [{d,5}] ++ KVs, M41),
+
+ ok.
+
+check_key_values([],_) -> ok;
+check_key_values([{K,V}|KVs],M) ->
+ V = maps:get(K,M),
+ check_key_values(KVs,M).
+
+merge_and_check_combo([]) -> ok;
+merge_and_check_combo([{Ks1,M1,Ks2,M2}|Cs]) ->
+ M12 = maps:merge(M1,M2),
+ ok = check_keys_exist(Ks1 ++ Ks2, M12),
+ M21 = maps:merge(M2,M1),
+ ok = check_keys_exist(Ks1 ++ Ks2, M21),
+
+ true = M12 =:= M21,
+ M12 = M21,
+
+ merge_and_check_combo(Cs).
+
+build_keys_map_pairs([]) -> [];
+build_keys_map_pairs([Ks|Kss]) ->
+ M = maps:from_list(keys_to_pairs(Ks)),
+ ok = check_keys_exist(Ks, M),
+ [{Ks,M}|build_keys_map_pairs(Kss)].
+
+keys_to_pairs(Ks) -> [{K,K} || K <- Ks].
+
+
%% Maps module, not BIFs
t_maps_fold(_Config) ->
Vs = lists:seq(1,100),
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-04 19:33:52 +0000