diff options
Diffstat (limited to 'lib/stdlib/test/io_SUITE.erl')
-rw-r--r-- | lib/stdlib/test/io_SUITE.erl | 366 |
1 files changed, 344 insertions, 22 deletions
diff --git a/lib/stdlib/test/io_SUITE.erl b/lib/stdlib/test/io_SUITE.erl index 7d48cbc97c..e2c73371cd 100644 --- a/lib/stdlib/test/io_SUITE.erl +++ b/lib/stdlib/test/io_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2016. All Rights Reserved. +%% Copyright Ericsson AB 1999-2017. 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. @@ -30,7 +30,8 @@ io_lib_print_binary_depth_one/1, otp_10302/1, otp_10755/1, otp_10836/1, io_lib_width_too_small/1, io_with_huge_message_queue/1, format_string/1, - maps/1, coverage/1]). + maps/1, coverage/1, otp_14178_unicode_atoms/1, otp_14175/1, + otp_14285/1, limit_term/1]). -export([pretty/2]). @@ -61,7 +62,8 @@ all() -> printable_range, bad_printable_range, io_lib_print_binary_depth_one, otp_10302, otp_10755, otp_10836, io_lib_width_too_small, io_with_huge_message_queue, - format_string, maps, coverage]. + format_string, maps, coverage, otp_14178_unicode_atoms, otp_14175, + otp_14285, limit_term]. %% Error cases for output. error_1(Config) when is_list(Config) -> @@ -415,13 +417,13 @@ otp_6354(Config) when is_list(Config) -> bt(<<"#rrrrr{\n" " f1 = 1,\n" " f2 = #rrrrr{f1 = a,f2 = b,f3 = c},\n" - " f3 = \n" + " f3 =\n" " #rrrrr{\n" " f1 = h,f2 = i,\n" - " f3 = \n" + " f3 =\n" " #rrrrr{\n" " f1 = aa,\n" - " f2 = \n" + " f2 =\n" " #rrrrr{\n" " f1 = #rrrrr{f1 = a,f2 = b,f3 = c},\n" " f2 = 2,f3 = 3},\n" @@ -431,17 +433,17 @@ otp_6354(Config) when is_list(Config) -> 2,3},bb}}}, -1)), bt(<<"#d{aaaaaaaaaaaaaaaaaaaa = 1,\n" - " bbbbbbbbbbbbbbbbbbbb = \n" + " bbbbbbbbbbbbbbbbbbbb =\n" " #d{aaaaaaaaaaaaaaaaaaaa = a,bbbbbbbbbbbbbbbbbbbb = b,\n" " cccccccccccccccccccc = c,dddddddddddddddddddd = d,\n" " eeeeeeeeeeeeeeeeeeee = e},\n" " cccccccccccccccccccc = 3,\n" - " dddddddddddddddddddd = \n" + " dddddddddddddddddddd =\n" " #d{aaaaaaaaaaaaaaaaaaaa = h,bbbbbbbbbbbbbbbbbbbb = i,\n" - " cccccccccccccccccccc = \n" + " cccccccccccccccccccc =\n" " #d{aaaaaaaaaaaaaaaaaaaa = aa," "bbbbbbbbbbbbbbbbbbbb = bb,\n" - " cccccccccccccccccccc = \n" + " cccccccccccccccccccc =\n" " #d{aaaaaaaaaaaaaaaaaaaa = 1," "bbbbbbbbbbbbbbbbbbbb = 2,\n" " cccccccccccccccccccc = 3," @@ -534,21 +536,21 @@ otp_6354(Config) when is_list(Config) -> p({A,{A,{A,{A,{A,{A,{A, {g,{h,{i,{j,{k,{l,{m,{n,{o,{a}}}}}}}}}}}}}}}}}, 100)), bt(<<"#c{\n" - " f1 = \n" + " f1 =\n" " #c{\n" - " f1 = \n" + " f1 =\n" " #c{\n" - " f1 = \n" + " f1 =\n" " #c{\n" - " f1 = \n" + " f1 =\n" " #c{\n" - " f1 = \n" + " f1 =\n" " #c{\n" - " f1 = \n" + " f1 =\n" " #c{\n" - " f1 = \n" + " f1 =\n" " #c{\n" - " f1 = \n" + " f1 =\n" " #c{\n" " f1 = #c{f1 = #c{f1 = #c{f1 = a," "f2 = b},f2 = b},f2 = b},\n" @@ -564,13 +566,13 @@ otp_6354(Config) when is_list(Config) -> p({c,{c,{c,{c,{c,{c,{c,{c,{c,{c,{c,{c,a,b},b},b},b},b},b}, b},b},b},b},b},b}, -1)), bt(<<"#rrrrr{\n" - " f1 = \n" + " f1 =\n" " #rrrrr{\n" - " f1 = \n" + " f1 =\n" " #rrrrr{\n" - " f1 = \n" + " f1 =\n" " #rrrrr{\n" - " f1 = \n" + " f1 =\n" " {rrrrr,{rrrrr,a,#rrrrr{f1 = {rrrrr,1,2},f2 = a," "f3 = b}},b},\n" " f2 = {rrrrr,c,d},\n" @@ -755,6 +757,8 @@ rfd(rrrrr, 3) -> [f1, f2, f3]; rfd(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa, 0) -> []; +rfd('\x{400}', 1) -> + ['\x{400}']; rfd(_, _) -> no. @@ -1881,6 +1885,7 @@ otp_10302(Suite) when is_list(Suite) -> pretty(Term, Depth) when is_integer(Depth) -> Opts = [{column, 1}, {line_length, 20}, {depth, Depth}, {max_chars, 60}, + {record_print_fun, fun rfd/2}, {encoding, unicode}], pretty(Term, Opts); pretty(Term, Opts) when is_list(Opts) -> @@ -2106,3 +2111,320 @@ coverage(_Config) -> io:format("~s\n", [S2]), ok. + +%% Test UTF-8 atoms. +otp_14178_unicode_atoms(_Config) -> + "atom" = fmt("~ts", ['atom']), + "кирилли́ческий атом" = fmt("~ts", ['кирилли́ческий атом']), + [16#10FFFF] = fmt("~ts", ['\x{10FFFF}']), + + %% ~s must not accept code points greater than 255. + bad_io_lib_format("~s", ['\x{100}']), + bad_io_lib_format("~s", ['кирилли́ческий атом']), + + ok. + +bad_io_lib_format(F, S) -> + try io_lib:format(F, S) of + _ -> + ct:fail({should_fail,F,S}) + catch + error:badarg -> + ok + end. + +otp_14175(_Config) -> + "..." = p(#{}, 0), + "#{}" = p(#{}, 1), + "#{...}" = p(#{a => 1}, 1), + "#{#{} => a}" = p(#{#{} => a}, 2), + "#{a => 1,...}" = p(#{a => 1, b => 2}, 2), + "#{a => 1,b => 2}" = p(#{a => 1, b => 2}, -1), + + M = #{kaaaaaaaaaaaaaaaaaaa => v1,kbbbbbbbbbbbbbbbbbbb => v2, + kccccccccccccccccccc => v3,kddddddddddddddddddd => v4, + keeeeeeeeeeeeeeeeeee => v5}, + "#{...}" = p(M, 1), + mt("#{kaaaaaaaaaaaaaaaaaaaa => v1,...}", p(M, 2)), + mt("#{kaaaaaaaaaaaaaaaaaaaa => 1,kbbbbbbbbbbbbbbbbbbbb => 2,...}", + p(M, 3)), + + mt("#{kaaaaaaaaaaaaaaaaaaa => v1,kbbbbbbbbbbbbbbbbbbb => v2,\n" + " kccccccccccccccccccc => v3,...}", p(M, 4)), + + mt("#{kaaaaaaaaaaaaaaaaaaa => v1,kbbbbbbbbbbbbbbbbbbb => v2,\n" + " kccccccccccccccccccc => v3,kddddddddddddddddddd => v4,...}", + p(M, 5)), + + mt("#{kaaaaaaaaaaaaaaaaaaa => v1,kbbbbbbbbbbbbbbbbbbb => v2,\n" + " kccccccccccccccccccc => v3,kddddddddddddddddddd => v4,\n" + " keeeeeeeeeeeeeeeeeee => v5}", p(M, 6)), + + weak("#{aaaaaaaaaaaaaaaaaaa => 1,bbbbbbbbbbbbbbbbbbbb => 2,\n" + " cccccccccccccccccccc => {3},\n" + " dddddddddddddddddddd => 4,eeeeeeeeeeeeeeeeeeee => 5}", + p(#{aaaaaaaaaaaaaaaaaaa => 1,bbbbbbbbbbbbbbbbbbbb => 2, + cccccccccccccccccccc => {3}, + dddddddddddddddddddd => 4,eeeeeeeeeeeeeeeeeeee => 5}, -1)), + + M2 = #{dddddddddddddddddddd => {1}, {aaaaaaaaaaaaaaaaaaaa} => 2, + {bbbbbbbbbbbbbbbbbbbb} => 3,{cccccccccccccccccccc} => 4, + {eeeeeeeeeeeeeeeeeeee} => 5}, + "#{...}" = p(M2, 1), + weak("#{dddddddddddddddddddd => {...},...}", p(M2, 2)), + weak("#{dddddddddddddddddddd => {1},{...} => 2,...}", p(M2, 3)), + + weak("#{dddddddddddddddddddd => {1},\n" + " {aaaaaaaaaaaaaaaaaaaa} => 2,\n" + " {...} => 3,...}", p(M2, 4)), + + weak("#{dddddddddddddddddddd => {1},\n" + " {aaaaaaaaaaaaaaaaaaaa} => 2,\n" + " {bbbbbbbbbbbbbbbbbbbb} => 3,\n" + " {...} => 4,...}", p(M2, 5)), + + weak("#{dddddddddddddddddddd => {1},\n" + " {aaaaaaaaaaaaaaaaaaaa} => 2,\n" + " {bbbbbbbbbbbbbbbbbbbb} => 3,\n" + " {cccccccccccccccccccc} => 4,\n" + " {...} => 5}", p(M2, 6)), + + weak("#{dddddddddddddddddddd => {1},\n" + " {aaaaaaaaaaaaaaaaaaaa} => 2,\n" + " {bbbbbbbbbbbbbbbbbbbb} => 3,\n" + " {cccccccccccccccccccc} => 4,\n" + " {eeeeeeeeeeeeeeeeeeee} => 5}", p(M2, 7)), + + M3 = #{kaaaaaaaaaaaaaaaaaaa => vuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuu, + kbbbbbbbbbbbbbbbbbbb => vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv, + kccccccccccccccccccc => vxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx, + kddddddddddddddddddd => vyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy, + keeeeeeeeeeeeeeeeeee => vzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz}, + + mt("#{aaaaaaaaaaaaaaaaaaaa =>\n" + " uuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuu,\n" + " bbbbbbbbbbbbbbbbbbbb =>\n" + " vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv,\n" + " cccccccccccccccccccc =>\n" + " xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx,\n" + " dddddddddddddddddddd =>\n" + " yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy,\n" + " eeeeeeeeeeeeeeeeeeee =>\n" + " zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz}", p(M3, -1)), + + R4 = {c,{c,{c,{c,{c,{c,{c,{c,{c,{c,{c,{c,a,b},b},b},b},b},b}, + b},b},b},b},b},b}, + M4 = #{aaaaaaaaaaaaaaaaaaaa => R4, + bbbbbbbbbbbbbbbbbbbb => R4, + cccccccccccccccccccc => R4, + dddddddddddddddddddd => R4, + eeeeeeeeeeeeeeeeeeee => R4}, + + weak("#{aaaaaaaaaaaaaaaaaaaa =>\n" + " #c{f1 = #c{f1 = #c{...},f2 = b},f2 = b},\n" + " bbbbbbbbbbbbbbbbbbbb => #c{f1 = #c{f1 = {...},...},f2 = b},\n" + " cccccccccccccccccccc => #c{f1 = #c{...},f2 = b},\n" + " dddddddddddddddddddd => #c{f1 = {...},...},\n" + " eeeeeeeeeeeeeeeeeeee => #c{...}}", p(M4, 7)), + + M5 = #{aaaaaaaaaaaaaaaaaaaa => R4}, + mt("#{aaaaaaaaaaaaaaaaaaaa =>\n" + " #c{\n" + " f1 =\n" + " #c{\n" + " f1 =\n" + " #c{\n" + " f1 =\n" + " #c{\n" + " f1 =\n" + " #c{\n" + " f1 =\n" + " #c{\n" + " f1 =\n" + " #c{\n" + " f1 =\n" + " #c{\n" + " f1 =\n" + " #c{\n" + " f1 = #c{f1 = #c{f1 = #c{f1 = a,f2 = b},f2 = b}," + "f2 = b},\n" + " f2 = b},\n" + " f2 = b},\n" + " f2 = b},\n" + " f2 = b},\n" + " f2 = b},\n" + " f2 = b},\n" + " f2 = b},\n" + " f2 = b},\n" + " f2 = b}}", p(M5, -1)), + ok. + +%% Just check number of newlines and dots ('...'). +-define(WEAK, true). + +-ifdef(WEAK). + +weak(S, R) -> + (nl(S) =:= nl(R) andalso + dots(S) =:= dots(S)). + +nl(S) -> + [C || C <- S, C =:= $\n]. + +dots(S) -> + [C || C <- S, C =:= $\.]. + +-else. % WEAK + +weak(S, R) -> + mt(S, R). + +-endif. % WEAK + +%% If EXACT is defined: mt() matches strings exactly. +%% +%% if EXACT is not defined: do not match the strings exactly, but +%% compare them assuming that all map keys and all map values are +%% equal (by assuming all map keys and all map values have the same +%% length and begin with $k and $v respectively). + +%-define(EXACT, true). + +-ifdef(EXACT). + +mt(S, R) -> + S =:= R. + +-else. % EXACT + +mt(S, R) -> + anon(S) =:= anon(R). + +anon(S) -> + {ok, Ts0, _} = erl_scan:string(S, 1, [text]), + Ts = anon1(Ts0), + text(Ts). + +anon1([]) -> []; +anon1([{atom,Anno,Atom}=T|Ts]) -> + case erl_anno:text(Anno) of + "k" ++ _ -> + NewAnno = erl_anno:set_text("key", Anno), + [{atom,NewAnno,Atom}|anon1(Ts)]; + "v" ++ _ -> + NewAnno = erl_anno:set_text("val", Anno), + [{atom,NewAnno,Atom}|anon1(Ts)]; + _ -> + [T|anon1(Ts)] + end; +anon1([T|Ts]) -> + [T|anon1(Ts)]. + +text(Ts) -> + lists:append(text1(Ts)). + +text1([]) -> []; +text1([T|Ts]) -> + Anno = element(2, T), + [erl_anno:text(Anno) | text1(Ts)]. + +-endif. % EXACT + +otp_14285(_Config) -> + UOpts = [{record_print_fun, fun rfd/2}, + {encoding, unicode}], + LOpts = [{record_print_fun, fun rfd/2}, + {encoding, latin1}], + + RT = {'\x{400}','\x{400}'}, + "#'\x{400}'{'\x{400}' = '\x{400}'}" = pretty(RT, UOpts), + "#'\\x{400}'{'\\x{400}' = '\\x{400}'}" = pretty(RT, LOpts), + + Chars = lists:seq(0, 512), + [] = [C || + C <- Chars, + S <- io_lib:write_atom_as_latin1(list_to_atom([C])), + not is_latin1(S)], + L1 = [S || C <- Chars, S <- io_lib:write_atom(list_to_atom([C])), + not is_latin1(S)], + L1 = lists:seq(256, 512), + + latin1_fmt("~w", ['кирилли́ческий атом']), + latin1_fmt("~w", ['\x{10FFFF}']), + "'кирилли́ческий атом'" = fmt("~tw", ['кирилли́ческий атом']), + [$',16#10FFFF,$'] = fmt("~tw", ['\x{10FFFF}']), + + latin1_fmt("~W", ['кирилли́ческий атом', 13]), + latin1_fmt("~W", ['\x{10FFFF}', 13]), + "'кирилли́ческий атом'" = fmt("~tW", ['кирилли́ческий атом', 13]), + [$',16#10FFFF,$'] = fmt("~tW", ['\x{10FFFF}', 13]), + + {ok, [an_atom],[]} = io_lib:fread("~a", "an_atom"), + {ok, [an_atom],[]} = io_lib:fread("~ta", "an_atom"), + Str = "\"ab" ++ [1089] ++ "cd\"", + {ok, ["\"ab"], [1089]++"cd\""} = io_lib:fread("~s", Str), + {ok, ['\"ab'], [1089]++"cd\""} = io_lib:fread("~a", Str), + {ok,[Str], []} = io_lib:fread("~ts", Str), + {ok,[Atom],[]} = io_lib:fread("~ta", Str), + Str = atom_to_list(Atom), + + ok. + +latin1_fmt(Fmt, Args) -> + L = fmt(Fmt, Args), + true = lists:all(fun is_latin1/1, L). + +limit_term(_Config) -> + {_, 2} = limt([a,b,c], 2), + {_, 2} = limt([a,b,c], 3), + {_, 2} = limt([a,b|c], 2), + {_, 2} = limt([a,b|c], 3), + {_, 2} = limt({a,b,c,[d,e]}, 2), + {_, 2} = limt({a,b,c,[d,e]}, 3), + {_, 2} = limt({a,b,c,[d,e]}, 4), + {_, 1} = limt(<<"foo">>, 18), + ok = blimt(<<"123456789012345678901234567890">>), + {_, 1} = limt(<<7:3>>, 2), + {_, 1} = limt(<<7:21>>, 2), + {_, 1} = limt([], 2), + {_, 1} = limt({}, 2), + {_, 1} = limt(#{}, 2), + {_, 1} = limt(#{[] => {}}, 2), + {_, 1} = limt(#{[] => {}}, 3), + T = #{[] => {},[a] => [b]}, + {_, 1} = limt(T, 2), + {_, 1} = limt(T, 3), + {_, 1} = limt(T, 4), + ok. + +blimt(Binary) -> + blimt(Binary, byte_size(Binary)). + +blimt(_B, 1) -> ok; +blimt(B, D) -> + {_, 1} = limt(B, D), + blimt(B, D - 1). + +limt(Term, Depth) when is_integer(Depth) -> + T1 = io_lib:limit_term(Term, Depth), + S = form(Term, Depth), + S1 = form(T1, Depth), + OK1 = S1 =:= S, + + T2 = io_lib:limit_term(Term, Depth+1), + S2 = form(T2, Depth), + OK2 = S2 =:= S, + + T3 = io_lib:limit_term(Term, Depth-1), + S3 = form(T3, Depth), + OK3 = S3 =/= S, + + R = case {OK1, OK2, OK3} of + {true, true, true} -> 2; + {true, true, false} -> 1; + _ -> 0 + end, + {{S, S1, S2}, R}. + +form(Term, Depth) -> + lists:flatten(io_lib:format("~W", [Term, Depth])). |