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-rw-r--r--lib/stdlib/test/base64_SUITE.erl109
-rw-r--r--lib/stdlib/test/stdlib_bench_SUITE.erl107
2 files changed, 169 insertions, 47 deletions
diff --git a/lib/stdlib/test/base64_SUITE.erl b/lib/stdlib/test/base64_SUITE.erl
index 48b3f5f959..1fc4c3fc0e 100644
--- a/lib/stdlib/test/base64_SUITE.erl
+++ b/lib/stdlib/test/base64_SUITE.erl
@@ -97,10 +97,9 @@ base64_otp_5635(Config) when is_list(Config) ->
<<"===">> = base64:decode(base64:encode("===")),
ok.
%%-------------------------------------------------------------------------
-%% OTP-6279: Guard needed so that function fails in a correct
-%% way for faulty input, i.e. function_clause.
+%% OTP-6279: Make sure illegal characters are rejected when decoding.
base64_otp_6279(Config) when is_list(Config) ->
- {'EXIT',{function_clause, _}} = (catch base64:decode("dGVzda==a")),
+ {'EXIT',_} = (catch base64:decode("dGVzda==a")),
ok.
%%-------------------------------------------------------------------------
%% Encode and decode big binaries.
@@ -115,48 +114,61 @@ big(Config) when is_list(Config) ->
%%-------------------------------------------------------------------------
%% Make sure illegal characters are rejected when decoding.
illegal(Config) when is_list(Config) ->
- {'EXIT',{function_clause, _}} = (catch base64:decode("()")),
+ %% A few samples with different error reasons. Nothing can be
+ %% assumed about the reason for the crash.
+ {'EXIT',_} = (catch base64:decode("()")),
+ {'EXIT',_} = (catch base64:decode(<<19:8,20:8,21:8,22:8>>)),
+ {'EXIT',_} = (catch base64:decode([19,20,21,22])),
+ {'EXIT',_} = (catch base64:decode_to_string(<<19:8,20:8,21:8,22:8>>)),
+ {'EXIT',_} = (catch base64:decode_to_string([19,20,21,22])),
ok.
%%-------------------------------------------------------------------------
%% mime_decode and mime_decode_to_string have different implementations
-%% so test both with the same input separately. Both functions have
-%% the same implementation for binary/string arguments.
+%% so test both with the same input separately.
%%
%% Test base64:mime_decode/1.
mime_decode(Config) when is_list(Config) ->
+ MimeDecode = fun(In) ->
+ Out = base64:mime_decode(In),
+ Out = base64:mime_decode(binary_to_list(In))
+ end,
%% Test correct padding
- <<"one">> = base64:mime_decode(<<"b25l">>),
- <<"on">> = base64:mime_decode(<<"b24=">>),
- <<"o">> = base64:mime_decode(<<"bw==">>),
+ <<"one">> = MimeDecode(<<"b25l">>),
+ <<"on">> = MimeDecode(<<"b24=">>),
+ <<"o">> = MimeDecode(<<"bw==">>),
%% Test 1 extra padding
- <<"one">> = base64:mime_decode(<<"b25l= =">>),
- <<"on">> = base64:mime_decode(<<"b24== =">>),
- <<"o">> = base64:mime_decode(<<"bw=== =">>),
+ <<"one">> = MimeDecode(<<"b25l= =">>),
+ <<"on">> = MimeDecode(<<"b24== =">>),
+ <<"o">> = MimeDecode(<<"bw=== =">>),
%% Test 2 extra padding
- <<"one">> = base64:mime_decode(<<"b25l===">>),
- <<"on">> = base64:mime_decode(<<"b24====">>),
- <<"o">> = base64:mime_decode(<<"bw=====">>),
+ <<"one">> = MimeDecode(<<"b25l===">>),
+ <<"on">> = MimeDecode(<<"b24====">>),
+ <<"o">> = MimeDecode(<<"bw=====">>),
%% Test misc embedded padding
- <<"one">> = base64:mime_decode(<<"b2=5l===">>),
- <<"on">> = base64:mime_decode(<<"b=24====">>),
- <<"o">> = base64:mime_decode(<<"b=w=====">>),
+ <<"one">> = MimeDecode(<<"b2=5l===">>),
+ <<"on">> = MimeDecode(<<"b=24====">>),
+ <<"o">> = MimeDecode(<<"b=w=====">>),
%% Test misc white space and illegals with embedded padding
- <<"one">> = base64:mime_decode(<<" b~2=\r\n5()l===">>),
- <<"on">> = base64:mime_decode(<<"\tb =2\"¤4=¤= ==">>),
- <<"o">> = base64:mime_decode(<<"\nb=w=====">>),
+ <<"one">> = MimeDecode(<<" b~2=\r\n5()l===">>),
+ <<"on">> = MimeDecode(<<"\tb =2\"¤4=¤= ==">>),
+ <<"o">> = MimeDecode(<<"\nb=w=====">>),
%% Two pads
<<"Aladdin:open sesame">> =
- base64:mime_decode("QWxhZGRpbjpvc()GVuIHNlc2FtZQ=="),
+ MimeDecode(<<"QWxhZGRpbjpvc()GVuIHNlc2FtZQ==">>),
%% One pad to ignore, followed by more text
- <<"Hello World!!">> = base64:mime_decode(<<"SGVsb)(G8gV29ybGQ=h IQ= =">>),
+ <<"Hello World!!">> = MimeDecode(<<"SGVsb)(G8gV29ybGQ=h IQ= =">>),
%% No pad
<<"Aladdin:open sesam">> =
- base64:mime_decode("QWxhZGRpbjpvcG¤\")(VuIHNlc2Ft"),
+ MimeDecode(<<"QWxhZGRpbjpvcG¤\")(VuIHNlc2Ft">>),
%% Encoded base 64 strings may be divided by non base 64 chars.
%% In this cases whitespaces.
<<"0123456789!@#0^&*();:<>,. []{}">> =
- base64:mime_decode(
+ MimeDecode(
<<"MDEy MzQ1Njc4 \tOSFAIzBeJ \nio)(oKTs6 PD4sLi \r\nBbXXt9">>),
+ %% Zeroes
+ <<"012">> = MimeDecode(<<"\000M\000D\000E\000y=\000">>),
+ <<"o">> = MimeDecode(<<"bw==\000">>),
+ <<"o">> = MimeDecode(<<"bw=\000=">>),
ok.
%%-------------------------------------------------------------------------
@@ -165,39 +177,48 @@ mime_decode(Config) when is_list(Config) ->
%% Test base64:mime_decode_to_string/1.
mime_decode_to_string(Config) when is_list(Config) ->
+ MimeDecodeToString =
+ fun(In) ->
+ Out = base64:mime_decode_to_string(In),
+ Out = base64:mime_decode_to_string(binary_to_list(In))
+ end,
%% Test correct padding
- "one" = base64:mime_decode_to_string(<<"b25l">>),
- "on" = base64:mime_decode_to_string(<<"b24=">>),
- "o" = base64:mime_decode_to_string(<<"bw==">>),
+ "one" = MimeDecodeToString(<<"b25l">>),
+ "on" = MimeDecodeToString(<<"b24=">>),
+ "o" = MimeDecodeToString(<<"bw==">>),
%% Test 1 extra padding
- "one" = base64:mime_decode_to_string(<<"b25l= =">>),
- "on" = base64:mime_decode_to_string(<<"b24== =">>),
- "o" = base64:mime_decode_to_string(<<"bw=== =">>),
+ "one" = MimeDecodeToString(<<"b25l= =">>),
+ "on" = MimeDecodeToString(<<"b24== =">>),
+ "o" = MimeDecodeToString(<<"bw=== =">>),
%% Test 2 extra padding
- "one" = base64:mime_decode_to_string(<<"b25l===">>),
- "on" = base64:mime_decode_to_string(<<"b24====">>),
- "o" = base64:mime_decode_to_string(<<"bw=====">>),
+ "one" = MimeDecodeToString(<<"b25l===">>),
+ "on" = MimeDecodeToString(<<"b24====">>),
+ "o" = MimeDecodeToString(<<"bw=====">>),
%% Test misc embedded padding
- "one" = base64:mime_decode_to_string(<<"b2=5l===">>),
- "on" = base64:mime_decode_to_string(<<"b=24====">>),
- "o" = base64:mime_decode_to_string(<<"b=w=====">>),
+ "one" = MimeDecodeToString(<<"b2=5l===">>),
+ "on" = MimeDecodeToString(<<"b=24====">>),
+ "o" = MimeDecodeToString(<<"b=w=====">>),
%% Test misc white space and illegals with embedded padding
- "one" = base64:mime_decode_to_string(<<" b~2=\r\n5()l===">>),
- "on" = base64:mime_decode_to_string(<<"\tb =2\"¤4=¤= ==">>),
- "o" = base64:mime_decode_to_string(<<"\nb=w=====">>),
+ "one" = MimeDecodeToString(<<" b~2=\r\n5()l===">>),
+ "on" = MimeDecodeToString(<<"\tb =2\"¤4=¤= ==">>),
+ "o" = MimeDecodeToString(<<"\nb=w=====">>),
%% Two pads
"Aladdin:open sesame" =
- base64:mime_decode_to_string("QWxhZGRpbjpvc()GVuIHNlc2FtZQ=="),
+ MimeDecodeToString(<<"QWxhZGRpbjpvc()GVuIHNlc2FtZQ==">>),
%% One pad to ignore, followed by more text
- "Hello World!!" = base64:mime_decode_to_string(<<"SGVsb)(G8gV29ybGQ=h IQ= =">>),
+ "Hello World!!" = MimeDecodeToString(<<"SGVsb)(G8gV29ybGQ=h IQ= =">>),
%% No pad
"Aladdin:open sesam" =
- base64:mime_decode_to_string("QWxhZGRpbjpvcG¤\")(VuIHNlc2Ft"),
+ MimeDecodeToString(<<"QWxhZGRpbjpvcG¤\")(VuIHNlc2Ft">>),
%% Encoded base 64 strings may be divided by non base 64 chars.
%% In this cases whitespaces.
"0123456789!@#0^&*();:<>,. []{}" =
- base64:mime_decode_to_string(
+ MimeDecodeToString(
<<"MDEy MzQ1Njc4 \tOSFAIzBeJ \nio)(oKTs6 PD4sLi \r\nBbXXt9">>),
+ %% Zeroes
+ "012" = MimeDecodeToString(<<"\000M\000D\000E\000y=\000">>),
+ "o" = MimeDecodeToString(<<"bw==\000">>),
+ "o" = MimeDecodeToString(<<"bw=\000=">>),
ok.
%%-------------------------------------------------------------------------
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).