diff options
Diffstat (limited to 'lib/stdlib/test/string_SUITE.erl')
| -rw-r--r-- | lib/stdlib/test/string_SUITE.erl | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/lib/stdlib/test/string_SUITE.erl b/lib/stdlib/test/string_SUITE.erl index 17714b8d4d..fdff2d24b8 100644 --- a/lib/stdlib/test/string_SUITE.erl +++ b/lib/stdlib/test/string_SUITE.erl @@ -47,7 +47,8 @@ -export([to_upper_to_lower/1]). %% Run tests when debugging them --export([debug/0]). +-export([debug/0, time_func/4]). +-compile([nowarn_deprecated_function]). suite() -> [{ct_hooks,[ts_install_cth]}, @@ -752,12 +753,12 @@ do_measure(DataDir) -> {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, 20), io:format("~15w ~6w ~6.2fms ±~5.2fms #~.2w gc included~n", [Name, Mode, Mean/1000, Stddev/1000, N]) end, Do2 = fun(Name, Func, Mode) -> - {N, Mean, Stddev, _} = time_func(Func, binary, <<>>), + {N, Mean, Stddev, _} = time_func(Func, binary, <<>>, 20), io:format("~15w ~6w ~6.2fms ±~5.2fms #~.2w gc included~n", [Name, Mode, Mean/1000, Stddev/1000, N]) end, @@ -880,9 +881,9 @@ test_1(Line, Func, Str, Args, Exp) -> catch error:Exp -> ok; - error:Reason -> + error:Reason:Stacktrace -> io:format("~p:~p: Crash ~p ~p~n", - [?MODULE,Line, Reason, erlang:get_stacktrace()]), + [?MODULE,Line, Reason, Stacktrace]), exit({error, Func}) end. @@ -947,10 +948,10 @@ check_types(Line, Func, [Str|_], Res) -> io:format("Failed: ~p ~p: ~p ~p~n",[Line, Func, T1, T2]), io:format(" ~p => ~p~n", [Str, Res]), error; - _:Reason -> - io:format("Crash: ~p in~n ~p~n",[Reason, erlang:get_stacktrace()]), + _:Reason:Stacktrace -> + io:format("Crash: ~p in~n ~p~n",[Reason, Stacktrace]), io:format("Failed: ~p ~p: ~p => ~p~n", [Line, Func, Str, Res]), - exit({Reason, erlang:get_stacktrace()}) + exit({Reason, Stacktrace}) end. check_types_1(T, T) -> @@ -1033,19 +1034,19 @@ 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 < 20 -> +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}. |