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-rw-r--r--lib/stdlib/test/Makefile3
-rw-r--r--lib/stdlib/test/filelib_SUITE.erl33
-rw-r--r--lib/stdlib/test/rand_SUITE.erl367
-rw-r--r--lib/stdlib/test/stdlib.spec1
-rw-r--r--lib/stdlib/test/stdlib_bench.spec7
-rw-r--r--lib/stdlib/test/stdlib_bench_SUITE.erl107
-rw-r--r--lib/stdlib/test/string_SUITE.erl14
-rw-r--r--lib/stdlib/test/unicode_util_SUITE.erl16
8 files changed, 350 insertions, 198 deletions
diff --git a/lib/stdlib/test/Makefile b/lib/stdlib/test/Makefile
index 7b79dcf04d..523cb95065 100644
--- a/lib/stdlib/test/Makefile
+++ b/lib/stdlib/test/Makefile
@@ -69,6 +69,7 @@ MODULES= \
sets_test_lib \
sofs_SUITE \
stdlib_SUITE \
+ stdlib_bench_SUITE \
string_SUITE \
supervisor_1 \
supervisor_2 \
@@ -146,7 +147,7 @@ release_spec: opt
release_tests_spec: make_emakefile
$(INSTALL_DIR) "$(RELSYSDIR)"
- $(INSTALL_DATA) stdlib.spec $(EMAKEFILE) \
+ $(INSTALL_DATA) stdlib.spec stdlib_bench.spec $(EMAKEFILE) \
$(ERL_FILES) $(COVERFILE) "$(RELSYSDIR)"
chmod -R u+w "$(RELSYSDIR)"
@tar cf - *_SUITE_data | (cd "$(RELSYSDIR)"; tar xf -)
diff --git a/lib/stdlib/test/filelib_SUITE.erl b/lib/stdlib/test/filelib_SUITE.erl
index c94821bc75..1236fe45f4 100644
--- a/lib/stdlib/test/filelib_SUITE.erl
+++ b/lib/stdlib/test/filelib_SUITE.erl
@@ -120,7 +120,7 @@ wcc(Wc, Error) ->
do_wildcard_1(Dir, Wcf0) ->
do_wildcard_2(Dir, Wcf0),
Wcf = fun(Wc0) ->
- Wc = filename:join(Dir, Wc0),
+ Wc = Dir ++ "/" ++ Wc0,
L = Wcf0(Wc),
[subtract_dir(N, Dir) || N <- L]
end,
@@ -268,8 +268,37 @@ do_wildcard_9(Dir, Wcf) ->
%% Cleanup.
del(Files),
[ok = file:del_dir(D) || D <- lists:reverse(Dirs)],
- ok.
+ do_wildcard_10(Dir, Wcf).
+
+%% ERL-451/OTP-14577: Escape characters using \\.
+do_wildcard_10(Dir, Wcf) ->
+ All0 = ["{abc}","abc","def","---","z--","@a,b","@c"],
+ All = case os:type() of
+ {unix,_} ->
+ %% '?' is allowed in file names on Unix, but
+ %% not on Windows.
+ ["?q"|All0];
+ _ ->
+ All0
+ end,
+ Files = mkfiles(lists:reverse(All), Dir),
+
+ ["{abc}"] = Wcf("\\{a*"),
+ ["{abc}"] = Wcf("\\{abc}"),
+ ["abc","def","z--"] = Wcf("[a-z]*"),
+ ["---","abc","z--"] = Wcf("[a\\-z]*"),
+ ["@a,b","@c"] = Wcf("@{a\\,b,c}"),
+ ["@c"] = Wcf("@{a,b,c}"),
+
+ case os:type() of
+ {unix,_} ->
+ ["?q"] = Wcf("\\?q");
+ _ ->
+ [] = Wcf("\\?q")
+ end,
+ del(Files),
+ ok.
fold_files(Config) when is_list(Config) ->
Dir = filename:join(proplists:get_value(priv_dir, Config), "fold_files"),
diff --git a/lib/stdlib/test/rand_SUITE.erl b/lib/stdlib/test/rand_SUITE.erl
index 432293b656..f69d42551e 100644
--- a/lib/stdlib/test/rand_SUITE.erl
+++ b/lib/stdlib/test/rand_SUITE.erl
@@ -80,7 +80,7 @@ test() ->
end, Tests).
algs() ->
- [exs64, exsplus, exsp, exrop, exs1024, exs1024s].
+ [exrop, exsp, exs1024s, exs64, exsplus, exs1024].
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@@ -459,213 +459,233 @@ measure(Config) ->
{skip,{will_not_run_in_scaled_time,Scale}}
end.
+-define(CHECK_UNIFORM_RANGE(Gen, Range, X, St),
+ case (Gen) of
+ {(X), (St)} when is_integer(X), 1 =< (X), (X) =< (Range) ->
+ St
+ end).
+-define(CHECK_UNIFORM(Gen, X, St),
+ case (Gen) of
+ {(X), (St)} when is_float(X), 0.0 =< (X), (X) < 1.0 ->
+ St
+ end).
+-define(CHECK_UNIFORM_NZ(Gen, X, St),
+ case (Gen) of
+ {(X), (St)} when is_float(X), 0.0 < (X), (X) =< 1.0 ->
+ St
+ end).
+-define(CHECK_NORMAL(Gen, X, St),
+ case (Gen) of
+ {(X), (St)} when is_float(X) ->
+ St
+ end).
+
do_measure(_Config) ->
- Algos =
+ Algs =
+ algs() ++
try crypto:strong_rand_bytes(1) of
- <<_>> -> [crypto64, crypto]
+ <<_>> -> [crypto64, crypto_cache, crypto]
catch
error:low_entropy -> [];
error:undef -> []
- end ++ algs(),
+ end,
%%
- ct:pal("RNG uniform integer performance~n",[]),
- TMark1 =
+ ct:pal("~nRNG uniform integer range 10000 performance~n",[]),
+ _ =
measure_1(
- random,
fun (_) -> 10000 end,
- undefined,
- fun (Range, State) ->
- {int, random:uniform_s(Range, State)}
- end),
- _ =
- [measure_1(
- Algo,
- fun (_) -> 10000 end,
- TMark1,
- fun (Range, State) ->
- {int, rand:uniform_s(Range, State)}
- end) || Algo <- Algos],
+ fun (State, Range, Mod) ->
+ measure_loop(
+ fun (St0) ->
+ ?CHECK_UNIFORM_RANGE(
+ Mod:uniform_s(Range, St0), Range,
+ X, St1)
+ end,
+ State)
+ end,
+ Algs),
%%
- ct:pal("~nRNG uniform integer half range performance~n",[]),
- HalfRangeFun = fun (State) -> half_range(State) end,
- TMark2 =
- measure_1(
- random,
- HalfRangeFun,
- undefined,
- fun (Range, State) ->
- {int, random:uniform_s(Range, State)}
- end),
+ ct:pal("~nRNG uniform integer 32 bit performance~n",[]),
_ =
- [measure_1(
- Algo,
- HalfRangeFun,
- TMark2,
- fun (Range, State) ->
- {int, rand:uniform_s(Range, State)}
- end) || Algo <- Algos],
- %%
- ct:pal("~nRNG uniform integer half range + 1 performance~n",[]),
- HalfRangePlus1Fun = fun (State) -> half_range(State) + 1 end,
- TMark3 =
measure_1(
- random,
- HalfRangePlus1Fun,
- undefined,
- fun (Range, State) ->
- {int, random:uniform_s(Range, State)}
- end),
+ fun (_) -> 1 bsl 32 end,
+ fun (State, Range, Mod) ->
+ measure_loop(
+ fun (St0) ->
+ ?CHECK_UNIFORM_RANGE(
+ Mod:uniform_s(Range, St0), Range,
+ X, St1)
+ end,
+ State)
+ end,
+ Algs),
+ %%
+ ct:pal("~nRNG uniform integer half range + 1 performance~n",[]),
_ =
- [measure_1(
- Algo,
- HalfRangePlus1Fun,
- TMark3,
- fun (Range, State) ->
- {int, rand:uniform_s(Range, State)}
- end) || Algo <- Algos],
+ measure_1(
+ fun (State) -> half_range(State) + 1 end,
+ fun (State, Range, Mod) ->
+ measure_loop(
+ fun (St0) ->
+ ?CHECK_UNIFORM_RANGE(
+ Mod:uniform_s(Range, St0), Range,
+ X, St1)
+ end,
+ State)
+ end,
+ Algs),
%%
ct:pal("~nRNG uniform integer full range - 1 performance~n",[]),
- FullRangeMinus1Fun = fun (State) -> (half_range(State) bsl 1) - 1 end,
- TMark4 =
- measure_1(
- random,
- FullRangeMinus1Fun,
- undefined,
- fun (Range, State) ->
- {int, random:uniform_s(Range, State)}
- end),
_ =
- [measure_1(
- Algo,
- FullRangeMinus1Fun,
- TMark4,
- fun (Range, State) ->
- {int, rand:uniform_s(Range, State)}
- end) || Algo <- Algos],
+ measure_1(
+ fun (State) -> (half_range(State) bsl 1) - 1 end,
+ fun (State, Range, Mod) ->
+ measure_loop(
+ fun (St0) ->
+ ?CHECK_UNIFORM_RANGE(
+ Mod:uniform_s(Range, St0), Range,
+ X, St1)
+ end,
+ State)
+ end,
+ Algs),
%%
ct:pal("~nRNG uniform integer full range performance~n",[]),
- FullRangeFun = fun (State) -> half_range(State) bsl 1 end,
- TMark5 =
- measure_1(
- random,
- FullRangeFun,
- undefined,
- fun (Range, State) ->
- {int, random:uniform_s(Range, State)}
- end),
_ =
- [measure_1(
- Algo,
- FullRangeFun,
- TMark5,
- fun (Range, State) ->
- {int, rand:uniform_s(Range, State)}
- end) || Algo <- Algos],
+ measure_1(
+ fun (State) -> half_range(State) bsl 1 end,
+ fun (State, Range, Mod) ->
+ measure_loop(
+ fun (St0) ->
+ ?CHECK_UNIFORM_RANGE(
+ Mod:uniform_s(Range, St0), Range,
+ X, St1)
+ end,
+ State)
+ end,
+ Algs),
%%
ct:pal("~nRNG uniform integer full range + 1 performance~n",[]),
- FullRangePlus1Fun = fun (State) -> (half_range(State) bsl 1) + 1 end,
- TMark6 =
- measure_1(
- random,
- FullRangePlus1Fun,
- undefined,
- fun (Range, State) ->
- {int, random:uniform_s(Range, State)}
- end),
_ =
- [measure_1(
- Algo,
- FullRangePlus1Fun,
- TMark6,
- fun (Range, State) ->
- {int, rand:uniform_s(Range, State)}
- end) || Algo <- Algos],
+ measure_1(
+ fun (State) -> (half_range(State) bsl 1) + 1 end,
+ fun (State, Range, Mod) ->
+ measure_loop(
+ fun (St0) ->
+ ?CHECK_UNIFORM_RANGE(
+ Mod:uniform_s(Range, St0), Range,
+ X, St1)
+ end,
+ State)
+ end,
+ Algs),
%%
ct:pal("~nRNG uniform integer double range performance~n",[]),
- DoubleRangeFun = fun (State) -> half_range(State) bsl 2 end,
- TMark7 =
- measure_1(
- random,
- DoubleRangeFun,
- undefined,
- fun (Range, State) ->
- {int, random:uniform_s(Range, State)}
- end),
_ =
- [measure_1(
- Algo,
- DoubleRangeFun,
- TMark7,
- fun (Range, State) ->
- {int, rand:uniform_s(Range, State)}
- end) || Algo <- Algos],
+ measure_1(
+ fun (State) ->
+ half_range(State) bsl 2
+ end,
+ fun (State, Range, Mod) ->
+ measure_loop(
+ fun (St0) ->
+ ?CHECK_UNIFORM_RANGE(
+ Mod:uniform_s(Range, St0), Range,
+ X, St1)
+ end,
+ State)
+ end,
+ Algs),
%%
ct:pal("~nRNG uniform integer double range + 1 performance~n",[]),
- DoubleRangePlus1Fun = fun (State) -> (half_range(State) bsl 2) + 1 end,
- TMark8 =
+ _ =
measure_1(
- random,
- DoubleRangePlus1Fun,
- undefined,
- fun (Range, State) ->
- {int, random:uniform_s(Range, State)}
- end),
+ fun (State) ->
+ (half_range(State) bsl 2) + 1
+ end,
+ fun (State, Range, Mod) ->
+ measure_loop(
+ fun (St0) ->
+ ?CHECK_UNIFORM_RANGE(
+ Mod:uniform_s(Range, St0), Range,
+ X, St1)
+ end,
+ State)
+ end,
+ Algs),
+ %%
+ ct:pal("~nRNG uniform integer 64 bit performance~n",[]),
_ =
- [measure_1(
- Algo,
- DoubleRangePlus1Fun,
- TMark8,
- fun (Range, State) ->
- {int, rand:uniform_s(Range, State)}
- end) || Algo <- Algos],
+ measure_1(
+ fun (_) -> 1 bsl 64 end,
+ fun (State, Range, Mod) ->
+ measure_loop(
+ fun (St0) ->
+ ?CHECK_UNIFORM_RANGE(
+ Mod:uniform_s(Range, St0), Range,
+ X, St1)
+ end,
+ State)
+ end,
+ Algs),
%%
ct:pal("~nRNG uniform float performance~n",[]),
- TMark9 =
- measure_1(
- random,
+ _ = measure_1(
fun (_) -> 0 end,
- undefined,
- fun (_, State) ->
- {uniform, random:uniform_s(State)}
- end),
- _ =
- [measure_1(
- Algo,
- fun (_) -> 0 end,
- TMark9,
- fun (_, State) ->
- {uniform, rand:uniform_s(State)}
- end) || Algo <- Algos],
+ fun (State, _, Mod) ->
+ measure_loop(
+ fun (St0) ->
+ ?CHECK_UNIFORM(Mod:uniform_s(St0), X, St)
+ end,
+ State)
+ end,
+ Algs),
%%
ct:pal("~nRNG normal float performance~n",[]),
- io:format("~.12w: not implemented (too few bits)~n", [random]),
- _ = [measure_1(
- Algo,
- fun (_) -> 0 end,
- TMark9,
- fun (_, State) ->
- {normal, rand:normal_s(State)}
- end) || Algo <- Algos],
+ _ = measure_1(
+ fun (_) -> 0 end,
+ fun (State, _, Mod) ->
+ measure_loop(
+ fun (St0) ->
+ ?CHECK_NORMAL(Mod:normal_s(St0), X, St1)
+ end,
+ State)
+ end,
+ Algs),
ok.
-measure_1(Algo, RangeFun, TMark, Gen) ->
+measure_loop(Fun, State) ->
+ measure_loop(Fun, State, ?LOOP).
+%%
+measure_loop(Fun, State, N) when 0 < N ->
+ measure_loop(Fun, Fun(State), N-1);
+measure_loop(_, _, _) ->
+ ok.
+
+measure_1(RangeFun, Fun, Algs) ->
+ TMark = measure_1(RangeFun, Fun, hd(Algs), undefined),
+ [TMark] ++
+ [measure_1(RangeFun, Fun, Alg, TMark) || Alg <- tl(Algs)].
+
+measure_1(RangeFun, Fun, Alg, TMark) ->
Parent = self(),
- Seed =
- case Algo of
+ {Mod, State} =
+ case Alg of
crypto64 ->
- crypto64_seed();
+ {rand, crypto64_seed()};
+ crypto_cache ->
+ {rand, crypto:rand_seed_alg(crypto_cache)};
crypto ->
- crypto:rand_seed_s();
+ {rand, crypto:rand_seed_s()};
random ->
- random:seed(os:timestamp()), get(random_seed);
+ {random, random:seed(os:timestamp()), get(random_seed)};
_ ->
- rand:seed_s(Algo)
+ {rand, rand:seed_s(Alg)}
end,
- Range = RangeFun(Seed),
+ Range = RangeFun(State),
Pid = spawn_link(
fun() ->
- Fun = fun() -> measure_2(?LOOP, Range, Seed, Gen) end,
- {Time, ok} = timer:tc(Fun),
+ {Time, ok} = timer:tc(fun () -> Fun(State, Range, Mod) end),
Percent =
case TMark of
undefined -> 100;
@@ -673,7 +693,7 @@ measure_1(Algo, RangeFun, TMark, Gen) ->
end,
io:format(
"~.12w: ~p ns ~p% [16#~.16b]~n",
- [Algo, (Time * 1000 + 500) div ?LOOP, Percent, Range]),
+ [Alg, (Time * 1000 + 500) div ?LOOP, Percent, Range]),
Parent ! {self(), Time},
normal
end),
@@ -681,21 +701,6 @@ measure_1(Algo, RangeFun, TMark, Gen) ->
{Pid, Msg} -> Msg
end.
-measure_2(N, Range, State0, Fun) when N > 0 ->
- case Fun(Range, State0) of
- {int, {Random, State}}
- when is_integer(Random), Random >= 1, Random =< Range ->
- measure_2(N-1, Range, State, Fun);
- {uniform, {Random, State}}
- when is_float(Random), 0.0 =< Random, Random < 1.0 ->
- measure_2(N-1, Range, State, Fun);
- {normal, {Random, State}} when is_float(Random) ->
- measure_2(N-1, Range, State, Fun);
- Res ->
- exit({error, Res, State0})
- end;
-measure_2(0, _, _, _) -> ok.
-
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% The jump sequence tests has two parts
%% for those with the functional API (jump/1)
diff --git a/lib/stdlib/test/stdlib.spec b/lib/stdlib/test/stdlib.spec
index 3768e494b2..91712b8963 100644
--- a/lib/stdlib/test/stdlib.spec
+++ b/lib/stdlib/test/stdlib.spec
@@ -1 +1,2 @@
{suites,"../stdlib_test",all}.
+{skip_suites,"../stdlib_test",stdlib_bench_SUITE, "bench only"}.
diff --git a/lib/stdlib/test/stdlib_bench.spec b/lib/stdlib/test/stdlib_bench.spec
new file mode 100644
index 0000000000..a5d1e1db80
--- /dev/null
+++ b/lib/stdlib/test/stdlib_bench.spec
@@ -0,0 +1,7 @@
+%% Needed to compile ,unicode_util_SUITE and string_SUITE...
+{cases,"../stdlib_test",unicode_util_SUITE, []}.
+{cases,"../stdlib_test",string_SUITE, []}.
+{skip_suites,"../stdlib_test",unicode_util_SUITE, "bench only"}.
+{skip_suites,"../stdlib_test",string_SUITE, "bench only"}.
+
+{suites,"../stdlib_test",[stdlib_bench_SUITE]}.
diff --git a/lib/stdlib/test/stdlib_bench_SUITE.erl b/lib/stdlib/test/stdlib_bench_SUITE.erl
new file mode 100644
index 0000000000..8670e7029c
--- /dev/null
+++ b/lib/stdlib/test/stdlib_bench_SUITE.erl
@@ -0,0 +1,107 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2012-2016. All Rights Reserved.
+%%
+%% Licensed under the Apache License, Version 2.0 (the "License");
+%% you may not use this file except in compliance with the License.
+%% You may obtain a copy of the License at
+%%
+%% http://www.apache.org/licenses/LICENSE-2.0
+%%
+%% Unless required by applicable law or agreed to in writing, software
+%% distributed under the License is distributed on an "AS IS" BASIS,
+%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+%% See the License for the specific language governing permissions and
+%% limitations under the License.
+%%
+%% %CopyrightEnd%
+%%
+
+%%
+-module(stdlib_bench_SUITE).
+-compile([export_all, nowarn_export_all]).
+-include_lib("common_test/include/ct_event.hrl").
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+suite() -> [{ct_hooks,[{ts_install_cth,[{nodenames,2}]}]}].
+
+
+all() ->
+ [{group,unicode}].
+
+groups() ->
+ [{unicode,[{repeat,5}],
+ [norm_nfc_list, norm_nfc_deep_l, norm_nfc_binary,
+ string_lexemes_list, string_lexemes_binary
+ ]}].
+
+init_per_group(_GroupName, Config) ->
+ Config.
+
+end_per_group(_GroupName, Config) ->
+ Config.
+
+init_per_suite(Config) ->
+ Config.
+
+end_per_suite(Config) ->
+ Config.
+
+init_per_testcase(_Func, Conf) ->
+ Conf.
+
+end_per_testcase(_Func, _Conf) ->
+ ok.
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+-define(REPEAT_NORM, 5).
+
+norm_nfc_list(Config) ->
+ Bin = norm_data(Config),
+ {_N, Mean, _Stddev, Res} = unicode_util_SUITE:time_count(nfc, list, Bin, ?REPEAT_NORM),
+ report(1000.0*Res / Mean).
+
+norm_nfc_deep_l(Config) ->
+ Bin = norm_data(Config),
+ {_N, Mean, _Stddev, Res} = unicode_util_SUITE:time_count(nfc, deep_l, Bin, ?REPEAT_NORM),
+ report(1000.0*Res / Mean).
+
+norm_nfc_binary(Config) ->
+ Bin = norm_data(Config),
+ {_N, Mean, _Stddev, Res} = unicode_util_SUITE:time_count(nfc, binary, Bin, ?REPEAT_NORM),
+ report(1000.0*Res / Mean).
+
+
+string_lexemes_list(Config) ->
+ %% Use nth_lexeme instead of lexemes to avoid building a result of
+ %% large lists which causes large differences between test runs, gc?
+ Bin = norm_data(Config),
+ Fun = fun(Str) -> string:nth_lexeme(Str, 200000, [$;,$\n,$\r]), 200000 end,
+ {_N, Mean, _Stddev, Res} = string_SUITE:time_func(Fun, list, Bin, 15),
+ report(1000.0*Res / Mean).
+
+string_lexemes_binary(Config) ->
+ %% Use nth_lexeme instead of lexemes to avoid building a result of
+ %% large lists which causes large differences between test runs, gc?
+ Bin = norm_data(Config),
+ Fun = fun(Str) -> string:nth_lexeme(Str, 200000, [$;,$\n,$\r]), 200000 end,
+ {_N, Mean, _Stddev, Res} = string_SUITE:time_func(Fun, binary, Bin, ?REPEAT_NORM),
+ report(1000.0*Res / Mean).
+
+%%%
+report(Tps) ->
+ ct_event:notify(#event{name = benchmark_data,
+ data = [{suite,"stdlib_unicode"},{value,round(Tps)}]}),
+ Tps.
+
+norm_data(Config) ->
+ DataDir0 = proplists:get_value(data_dir, Config),
+ DataDir = filename:join(lists:droplast(filename:split(DataDir0))),
+ File = filename:join([DataDir,"unicode_util_SUITE_data","NormalizationTest.txt"]),
+ {ok, Bin} = file:read_file(File),
+ Bin.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
diff --git a/lib/stdlib/test/string_SUITE.erl b/lib/stdlib/test/string_SUITE.erl
index 90f980c0e5..05f18ef238 100644
--- a/lib/stdlib/test/string_SUITE.erl
+++ b/lib/stdlib/test/string_SUITE.erl
@@ -47,7 +47,7 @@
-export([to_upper_to_lower/1]).
%% Run tests when debugging them
--export([debug/0]).
+-export([debug/0, time_func/4]).
suite() ->
[{ct_hooks,[ts_install_cth]},
@@ -728,7 +728,7 @@ do_measure(TestDir) ->
{ok, Bin} = file:read_file(File),
io:format("~p~n",[byte_size(Bin)]),
Do = fun(Name, Func, Mode) ->
- {N, Mean, Stddev, _} = time_func(Func, Mode, Bin),
+ {N, Mean, Stddev, _} = time_func(Func, Mode, Bin, 50),
io:format("~10w ~6w ~6.2fms ±~4.2fms #~.2w gc included~n",
[Name, Mode, Mean/1000, Stddev/1000, N])
end,
@@ -938,19 +938,19 @@ needs_check(_) -> true.
%%%% Timer stuff
-time_func(Fun, Mode, Bin) ->
+time_func(Fun, Mode, Bin, Repeat) ->
timer:sleep(100), %% Let emulator catch up and clean things before test runs
Self = self(),
Pid = spawn_link(fun() ->
Str = mode(Mode, Bin),
- Self ! {self(),time_func(0,0,0, Fun, Str, undefined)}
+ Self ! {self(),time_func(0,0,0, Fun, Str, undefined, Repeat)}
end),
receive {Pid,Msg} -> Msg end.
-time_func(N,Sum,SumSq, Fun, Str, _) when N < 50 ->
+time_func(N,Sum,SumSq, Fun, Str, _, Repeat) when N < Repeat ->
{Time, Res} = timer:tc(fun() -> Fun(Str) end),
- time_func(N+1,Sum+Time,SumSq+Time*Time, Fun, Str, Res);
-time_func(N,Sum,SumSq, _, _, Res) ->
+ time_func(N+1,Sum+Time,SumSq+Time*Time, Fun, Str, Res, Repeat);
+time_func(N,Sum,SumSq, _, _, Res, _) ->
Mean = round(Sum / N),
Stdev = round(math:sqrt((SumSq - (Sum*Sum/N))/(N - 1))),
{N, Mean, Stdev, Res}.
diff --git a/lib/stdlib/test/unicode_util_SUITE.erl b/lib/stdlib/test/unicode_util_SUITE.erl
index 03c24c7027..7dba0a2fd0 100644
--- a/lib/stdlib/test/unicode_util_SUITE.erl
+++ b/lib/stdlib/test/unicode_util_SUITE.erl
@@ -29,7 +29,9 @@
get/1,
count/1]).
--export([debug/0, id/1, bin_split/1, uc_loaded_size/0]).
+-export([debug/0, id/1, bin_split/1, uc_loaded_size/0,
+ time_count/4 %% Used by stdlib_bench_SUITE
+ ]).
suite() ->
[{ct_hooks,[ts_install_cth]},
@@ -323,7 +325,7 @@ do_measure(Config) ->
File = DataDir ++ "/NormalizationTest.txt",
{ok, Bin} = file:read_file(File),
Do = fun(Func, Mode) ->
- {N, Mean, Stddev, Res} = time_count(Func, Mode, Bin),
+ {N, Mean, Stddev, Res} = time_count(Func, Mode, Bin, 10),
io:format("~4w ~6w ~.10w ~.6wms ±~.2wms #~.2w~n",
[Func, Mode, Res, Mean div 1000, Stddev div 1000, N])
end,
@@ -345,19 +347,19 @@ uc_loaded_size([_|Rest]) ->
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-time_count(Fun, Mode, Bin) ->
+time_count(Fun, Mode, Bin, Repeat) ->
timer:sleep(100), %% Let emulator catch up and clean things before test runs
Self = self(),
Pid = spawn_link(fun() ->
Str = mode(Mode, Bin),
- Self ! {self(),do_count(0,0,0, Fun, Str, undefined)}
+ Self ! {self(),do_count(0,0,0, Fun, Str, undefined, Repeat)}
end),
receive {Pid,Msg} -> Msg end.
-do_count(N,Sum,SumSq, Fun, Str, _) when N < 10 ->
+do_count(N,Sum,SumSq, Fun, Str, _, Repeat) when N < Repeat ->
{Time, Res} = do_count(Fun, Str),
- do_count(N+1,Sum+Time,SumSq+Time*Time, Fun, Str, Res);
-do_count(N,Sum,SumSq, _, _, Res) ->
+ do_count(N+1,Sum+Time,SumSq+Time*Time, Fun, Str, Res, Repeat);
+do_count(N,Sum,SumSq, _, _, Res, _) ->
Mean = round(Sum / N),
Stdev = round(math:sqrt((SumSq - (Sum*Sum/N))/(N - 1))),
{N, Mean, Stdev, Res}.
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-31 16:36:58 +0000