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author | Hans Bolinder <[email protected]> | 2017-11-30 16:09:26 +0100 |
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committer | Hans Bolinder <[email protected]> | 2017-11-30 16:30:53 +0100 |
commit | 7530b72480eb68cc9a5d700ee7f22c5069b61514 (patch) | |
tree | a80092a6918d5f28547c9a2578d33625f63d9a08 /lib | |
parent | 2ead5d429fe87ffedf0134d918c3b404e9fa70fe (diff) | |
download | otp-7530b72480eb68cc9a5d700ee7f22c5069b61514.tar.gz otp-7530b72480eb68cc9a5d700ee7f22c5069b61514.tar.bz2 otp-7530b72480eb68cc9a5d700ee7f22c5069b61514.zip |
stdlib: Add base64 benchmarks
Diffstat (limited to 'lib')
-rw-r--r-- | lib/stdlib/test/stdlib_bench_SUITE.erl | 107 |
1 files changed, 104 insertions, 3 deletions
diff --git a/lib/stdlib/test/stdlib_bench_SUITE.erl b/lib/stdlib/test/stdlib_bench_SUITE.erl index 8670e7029c..2a9981bb9e 100644 --- a/lib/stdlib/test/stdlib_bench_SUITE.erl +++ b/lib/stdlib/test/stdlib_bench_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2012-2016. All Rights Reserved. +%% Copyright Ericsson AB 2012-2017. 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. @@ -28,13 +28,20 @@ suite() -> [{ct_hooks,[{ts_install_cth,[{nodenames,2}]}]}]. all() -> - [{group,unicode}]. + [{group,unicode}, {group,base64}]. groups() -> [{unicode,[{repeat,5}], [norm_nfc_list, norm_nfc_deep_l, norm_nfc_binary, string_lexemes_list, string_lexemes_binary - ]}]. + ]}, + {base64,[{repeat,5}], + [decode_binary, decode_binary_to_string, + decode_list, decode_list_to_string, + encode_binary, encode_binary_to_string, + encode_list, encode_list_to_string, + mime_binary_decode, mime_binary_decode_to_string, + mime_list_decode, mime_list_decode_to_string]}]. init_per_group(_GroupName, Config) -> Config. @@ -105,3 +112,97 @@ norm_data(Config) -> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +decode_binary(_Config) -> + test(decode, encoded_binary()). + +decode_binary_to_string(_Config) -> + test(decode_to_string, encoded_binary()). + +decode_list(_Config) -> + test(decode, encoded_list()). + +decode_list_to_string(_Config) -> + test(decode_to_string, encoded_list()). + +encode_binary(_Config) -> + test(encode, binary()). + +encode_binary_to_string(_Config) -> + test(encode_to_string, binary()). + +encode_list(_Config) -> + test(encode, list()). + +encode_list_to_string(_Config) -> + test(encode_to_string, list()). + +mime_binary_decode(_Config) -> + test(mime_decode, encoded_binary()). + +mime_binary_decode_to_string(_Config) -> + test(mime_decode_to_string, encoded_binary()). + +mime_list_decode(_Config) -> + test(mime_decode, encoded_list()). + +mime_list_decode_to_string(_Config) -> + test(mime_decode_to_string, encoded_list()). + +-define(SIZE, 10000). +-define(N, 1000). + +encoded_binary() -> + list_to_binary(encoded_list()). + +encoded_list() -> + L = random_byte_list(round(?SIZE*0.75)), + base64:encode_to_string(L). + +binary() -> + list_to_binary(list()). + +list() -> + random_byte_list(?SIZE). + +test(Func, Data) -> + F = fun() -> loop(?N, Func, Data) end, + {Time, ok} = timer:tc(fun() -> lspawn(F) end), + report_base64(Time). + +loop(0, _F, _D) -> garbage_collect(), ok; +loop(N, F, D) -> + _ = base64:F(D), + loop(N - 1, F, D). + +lspawn(Fun) -> + {Pid, Ref} = spawn_monitor(fun() -> exit(Fun()) end), + receive + {'DOWN', Ref, process, Pid, Rep} -> Rep + end. + +report_base64(Time) -> + Tps = round((?N*1000000)/Time), + ct_event:notify(#event{name = benchmark_data, + data = [{suite, "stdlib_base64"}, + {value, Tps}]}), + Tps. + +%% Copied from base64_SUITE.erl. + +random_byte_list(N) -> + random_byte_list(N, []). + +random_byte_list(0, Acc) -> + Acc; +random_byte_list(N, Acc) -> + random_byte_list(N-1, [rand:uniform(255)|Acc]). + +make_big_binary(N) -> + list_to_binary(mbb(N, [])). + +mbb(N, Acc) when N > 256 -> + B = list_to_binary(lists:seq(0, 255)), + mbb(N - 256, [B | Acc]); +mbb(N, Acc) -> + B = list_to_binary(lists:seq(0, N-1)), + lists:reverse(Acc, B). |