%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2008-2010. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
%%
%% %CopyrightEnd%
%%
-module(run_pcre_tests).
-compile(export_all).
test(RootDir) ->
put(verbose,false),
erts_debug:set_internal_state(available_internal_state,true),
io:format("oldlimit: ~p~n",[ erts_debug:set_internal_state(re_loop_limit,10)]),
Testfiles0 = ["testoutput1", "testoutput2", "testoutput3", "testoutput4",
"testoutput5", "testoutput6","mod_testoutput8","testoutput10"],
Testfiles = [ filename:join([RootDir,FN]) || FN <- Testfiles0 ],
Res = [ begin io:format("~s~n",[X]), t(X) end || X <- Testfiles ],
io:format("limit was: ~p~n",[ erts_debug:set_internal_state(re_loop_limit,default)]),
Res2 = Res ++ [ begin io:format("~s~n",[X]), t(X) end || X <- Testfiles ],
erts_debug:set_internal_state(available_internal_state,false),
put(verbose,true),
Res2.
t(OneFile) ->
t(OneFile,infinite).
t(OneFile,Num) ->
{ok,Bin} = file:read_file(OneFile),
Lines = splitfile(0,Bin,1),
Structured = stru(Lines),
put(error_limit,Num),
put(skipped,0),
Res =
[test(Structured,true,index,false),
test(Structured,false,index,false),
test(Structured,true,index,true),
test(Structured,false,index,true),
test(Structured,true,binary,false),
test(Structured,false,binary,false),
test(Structured,true,list,false),
test(Structured,false,list,false)],
{lists:sum(Res),length(Structured)*6,get(skipped)}.
pick_exec_options([{exec_option,Opt}|T]) ->
{O,E} = pick_exec_options(T),
{O,[Opt|E]};
pick_exec_options([unicode|T]) ->
{O,E} = pick_exec_options(T),
{[unicode|O],[unicode|E]};
pick_exec_options([Opt|T]) ->
{O,E} = pick_exec_options(T),
{[Opt|O],E};
pick_exec_options([]) ->
{[],[]}.
test([],_,_,_) ->
0;
test([{RE0,Line,Options0,Tests}|T],PreCompile,XMode,REAsList) ->
%io:format("."),
%case RE of <<>> -> io:format("Empty re:~w~n",[Line]); _ -> ok end,
Unicode = lists:member(unicode,Options0),
RE = case REAsList of
true ->
if
Unicode -> unicode:characters_to_list(RE0);
true -> binary_to_list(RE0)
end;
false ->
RE0
end,
{Options,ExecOptions} = pick_exec_options(Options0),
{Cres, Xopt} = case PreCompile of
true ->
{re:compile(RE,Options),[]};
_ ->
{{ok,RE},Options}
end,
case Cres of
{ok,P} ->
%erlang:display({testrun,RE,P,Tests,ExecOptions,Xopt,XMode}),
case (catch testrun(RE,P,Tests,ExecOptions,Xopt,XMode)) of
N when is_integer(N) ->
N + test(T,PreCompile,XMode,REAsList);
limit ->
io:format("Error limit reached.~n"),
1;
skip ->
case get(skipped) of
N when is_integer(N) ->
put(skipped,N+1);
_ ->
put(skipped,1)
end,
test(T,PreCompile,XMode,REAsList)
end;
{error,Err} ->
io:format("Compile error(~w): ~w~n",[Line,Err]),
case get(error_limit) of
infinite -> 1 + test(T,PreCompile,XMode,REAsList);
X ->
case X-1 of
Y when Y =< 0 ->
io:format("Error limit reached.~n"),
1;
Y ->
put(error_limit,Y),
1 + test(T,PreCompile,XMode,REAsList)
end
end
end.
loopexec(_,_,X,Y,_,_) when X > Y ->
{match,[]};
loopexec(P,Chal,X,Y,Unicode,Xopt) ->
%io:format("~p~n",[X]),
case re:run(Chal,P,[{offset,X}]++Xopt) of
nomatch ->
%io:format(" re:exec(~p,~p,[{offset,~p}]) -> ~p~n",
% [P,Chal,X,no]),
{match,[]};
%loopexec(P,Chal,X+1,Y);
{match,[{A,B}|More]} ->
%io:format(" re:exec(~p,~p,[{offset,~p}]) -> ~p~n",
% [P,Chal,X,{match,[{A,B}|More]}]),
{match,Rest} =
case B>0 of
true ->
loopexec(P,Chal,A+B,Y,Unicode,Xopt);
false ->
{match,M} = case re:run(Chal,P,[{offset,X},notempty,anchored]++Xopt) of
nomatch ->
{match,[]};
{match,Other} ->
{match,fixup(Chal,Other,0)}
end,
NewA = forward(Chal,A,1,Unicode),
{match,MM} = loopexec(P,Chal,NewA,Y,Unicode,Xopt),
{match,M ++ MM}
end,
{match,fixup(Chal,[{A,B}|More],0)++Rest}
end.
forward(_Chal,A,0,_) ->
A;
forward(_Chal,A,N,false) ->
A+N;
forward(Chal,A,N,true) ->
<<_:A/binary,Tl/binary>> = Chal,
Forw = case Tl of
<<1:1,1:1,0:1,_:5,_/binary>> ->
2;
<<1:1,1:1,1:1,0:1,_:4,_/binary>> ->
3;
<<1:1,1:1,1:1,1:1,0:1,_:3,_/binary>> ->
4;
_ ->
1
end,
%io:format("Forward ~p~n",[Forw]),
forward(Chal,A+Forw,N-1,true).
contains_eightbit(<<>>) ->
false;
contains_eightbit(<<X:8,_/binary>>) when X >= 128 ->
true;
contains_eightbit(<<_,R/binary>>) ->
contains_eightbit(R).
clean_duplicates([],_) ->
[];
clean_duplicates([{X,Y}|T],L) ->
case lists:keymember(X,1,L) of
true ->
clean_duplicates(T,L);
false ->
[{X,Y}|clean_duplicates(T,L)]
end;
clean_duplicates([bsr_anycrlf|T],L) ->
case (lists:member(bsr_anycrlf,L) orelse lists:member(bsr_unicode,L)) of
true ->
clean_duplicates(T,L);
false ->
[bsr_anycrlf|clean_duplicates(T,L)]
end;
clean_duplicates([bsr_unicode|T],L) ->
case (lists:member(bsr_anycrlf,L) orelse lists:member(bsr_unicode,L)) of
true ->
clean_duplicates(T,L);
false ->
[bsr_unicode|clean_duplicates(T,L)]
end;
clean_duplicates([X|T],L) ->
case lists:member(X,L) of
true ->
clean_duplicates(T,L);
false ->
[X|clean_duplicates(T,L)]
end.
global_fixup(_,nomatch) ->
nomatch;
global_fixup(P,{match,M}) ->
{match,lists:flatten(global_fixup2(P,M))}.
global_fixup2(_,[]) ->
[];
global_fixup2(P,[H|T]) ->
[gfixup_one(P,0,H)|global_fixup2(P,T)].
gfixup_one(_,_,[]) ->
[];
gfixup_one(P,I,[{Start,Len}|T]) ->
<<_:Start/binary,R:Len/binary,_/binary>> = P,
[{I,R}|gfixup_one(P,I+1,T)].
press([]) ->
[];
press([H|T]) ->
H++press(T).
testrun(_,_,[],_,_,_) ->
0;
testrun(RE,P,[{Chal,Line,ExecOpt,Responses}|T],EO,Xopt0,XMode) ->
Xopt = clean_duplicates(Xopt0,ExecOpt),
case lists:keymember(newline,1,Xopt) of
true ->
info("skipping inconsistent newlines "
"when compiling and running in one go (~p)~n",
[Line]),
throw(skip);
false ->
ok
end,
Res =
case lists:member(g,EO) of
true ->
case XMode of
binary ->
case re:run(Chal,P,ExecOpt++Xopt++
[global,{capture,all,binary}]) of
nomatch ->
nomatch;
{match, Reslist} ->
{match,press([bfix(R)|| R <- Reslist])}
end;
list ->
case re:run(Chal,P,ExecOpt++Xopt++
[global,{capture,all,list}]) of
nomatch ->
nomatch;
{match, Reslist} ->
UFix = lists:member(unicode,EO),
{match,press([bfix([if UFix =:= true -> list_to_utf8(L); true -> list_to_binary(L) end || L <- R]) || R <- Reslist])}
end;
index ->
case re:run(Chal,P,ExecOpt++Xopt++[global]) of
nomatch ->
nomatch;
{match, Reslist} ->
{match,press([fixup(Chal,R,0) || R <- Reslist])}
end
end;
false ->
case EO -- [accept_nonascii] of
EO ->
case contains_eightbit(Chal) of
true ->
info("skipping 8bit without LANG (~p)~n",
[Line]),
throw(skip);
false ->
ok
end,
case XMode of
binary ->
case re:run(Chal,P,ExecOpt++Xopt++
[{capture,all,binary}]) of
nomatch ->
nomatch;
{match, Reslist} ->
{match,bfix(Reslist)}
end;
list ->
case re:run(Chal,P,ExecOpt++Xopt++
[{capture,all,list}]) of
nomatch ->
nomatch;
{match, Reslist} ->
UFix = lists:member(unicode,EO),
{match,bfix([if
UFix =:= true -> list_to_utf8(L);
true -> list_to_binary(L)
end || L <- Reslist])}
end;
index ->
case re:run(Chal,P,ExecOpt++Xopt) of
nomatch ->
nomatch;
{match, Reslist} ->
{match,fixup(Chal,Reslist,0)}
end
end;
_LesserOpt ->
case XMode of
binary ->
case re:run(Chal,P,ExecOpt++Xopt++
[{capture,all,binary}]) of
nomatch ->
nomatch;
{match, Reslist} ->
{match,bfix(Reslist)}
end;
list ->
case re:run(Chal,P,ExecOpt++Xopt++
[{capture,all,list}]) of
nomatch ->
nomatch;
{match, Reslist} ->
%io:format("re:run(~w,~w,~w) -> ~w~n",[Chal,P,ExecOpt++Xopt++
% [{capture,all,list}],Reslist]),
UFix = lists:member(unicode,EO),
{match,bfix([if
UFix =:= true -> list_to_utf8(L);
true -> list_to_binary(L)
end || L <- Reslist])}
end;
index ->
case re:run(Chal,P,ExecOpt++Xopt) of
nomatch ->
nomatch;
{match, Reslist} ->
{match,fixup(Chal,Reslist,0)}
end
end
end
end,
case compare_sloppy(Res,Responses) of
true ->
testrun(RE,P,T,EO,Xopt0,XMode);
false ->
io:format("FAIL(~w): re = ~p, ~nmatched against = ~p(~w), ~nwith options = ~p. ~nexpected = ~p, ~ngot = ~p~n",
[Line,RE,Chal,binary_to_list(Chal),{ExecOpt,EO,Xopt},Responses,Res]),
case get(error_limit) of
infinite -> ok;
X ->
case X-1 of
Y when Y =< 0 ->
throw(limit);
Y ->
put(error_limit,Y)
end
end,
1
end.
compare_sloppy({A,L1},{A,L2}) ->
compare_sloppy(L1,L2);
compare_sloppy(A,A) ->
true;
compare_sloppy([{X,Y}|T1],[{X,Y}|T2]) ->
compare_sloppy(T1,T2);
compare_sloppy([{X,[Y,_]}|T1],[{X,Y}|T2]) ->
compare_sloppy(T1,T2);
compare_sloppy([{X,[_,Y]}|T1],[{X,Y}|T2]) ->
compare_sloppy(T1,T2);
compare_sloppy(_,_) ->
false.
bfix(RL) ->
bfix(RL,0).
bfix([],_) ->
[];
bfix([<<>>|T],N) ->
[{N,[<<>>,<<"<unset>">>]}|bfix(T,N+1)]; % indeterminable
bfix([H|T],N) ->
[{N,H}|bfix(T,N+1)].
fixup(List,Any,Any2) when is_list(List)->
fixup(unicode:characters_to_binary(List,unicode,unicode),Any,Any2);
fixup(_,[],_) ->
[];
fixup(Bin,[{-1,0}|T],N) ->
[{N,<<"<unset>">>}|fixup(Bin,T,N+1)];
fixup(Bin,[{X,Y}|T],N) ->
<<_:X/binary,Res:Y/binary,_/binary>> = Bin,
[{N,Res}|fixup(Bin,T,N+1)].
splitfile(N,Bin,_Line) when N >= size(Bin) ->
[];
splitfile(N,Bin,Line) ->
{Res,NewN} = pickline(N,N,Bin),
case emptyline(Res) of
true ->
[{Line,<<>>}|splitfile(NewN,Bin,Line+1)];
false ->
[{Line,Res}|splitfile(NewN,Bin,Line+1)]
end.
emptyline(<<>>) ->
true;
emptyline(<<$ ,R/binary>>) ->
emptyline(R);
emptyline(_) ->
false.
pickline(Start,Stop,Bin) when Stop >= size(Bin) ->
Len = Stop - Start - 1,
<<_:Start/binary,Res:Len/binary,_/binary>> = Bin,
{Res,Stop};
pickline(Start,Stop,Bin) ->
%erlang:display({Start,Stop,size(Bin)}),
<<_:Stop/binary,Ch,_/binary>> = Bin,
case Ch of
$\n ->
Len = Stop - Start,
<<_:Start/binary,Res:Len/binary,_/binary>> = Bin,
{Res,Stop+1};
_ ->
pickline(Start,Stop+1,Bin)
end.
skip_until_empty([]) ->
[];
skip_until_empty([{_,<<>>}|T]) ->
T;
skip_until_empty([{_,_}|T]) ->
skip_until_empty(T).
skip_debug([{_,<<$-,_/binary>>}|Con]) ->
Con;
skip_debug([_|T]) ->
skip_debug(T);
skip_debug([]) ->
[].
skip_extra_info([{_,<<$ ,$ ,$ ,_/binary>>}=H|Con]) ->
[H|Con];
skip_extra_info([{_,<<>>}|Con]) ->
Con;
skip_extra_info([_|T]) ->
skip_extra_info(T);
skip_extra_info([]) ->
[].
stru([]) ->
[];
stru([{_,<<>>}|T]) ->
stru(T);
stru([{Line,<<Ch,Re0/binary>>}|T0]) ->
{T,Re} = find_rest_re(Ch,[{Line,Re0}|T0]),
%io:format("DBG: ~p~n",[Re]),
{NewRe,<< Ch, Options/binary >>} = end_of_re(Ch,Re),
case interpret_options_x(backstrip(frontstrip(Options)),NewRe) of
{Olist,<<>>} ->
case T of
[{_,<<$-,_/binary>>}|Con] ->
%Debug output, we skip those
%io:format("Skipping debug (~w)~n",[Line]),
TmpT = skip_debug(Con),
{NewT,Matches} = stru2(TmpT),
[{NewRe,Line,Olist,Matches}|stru(NewT)];
[{_,<<$C,$a,$p,$t,$u,$r,$i,$n,$g,_/binary>>}|_] ->
NewT0 = skip_extra_info(T),
{NewT,Matches} = stru2(NewT0),
[{NewRe,Line,Olist,Matches}|stru(NewT)];
[{_,<<Bla,_/binary>>}|_] when Bla =/= $ ->
%io:format("Skipping blabla (~w)~n",[Line]),
NewT = skip_until_empty(T),
stru(NewT);
_ ->
{NewT,Matches} = stru2(T),
%erlang:display({NewRe,Line,Olist,Matches}),
Matches1 = case lists:member(unicode,Olist) of
true ->
Matches ++
[ {unicode:characters_to_list(E1,unicode),E2,E3,E4} ||
{E1,E2,E3,E4} <- Matches];
false ->
Matches
end,
%erlang:display({NewRe,Line,Olist,Matches1}),
[{NewRe,Line,Olist,Matches1}|stru(NewT)]
end;
{_,Rest} ->
%% case T of
%% [{_,<<Bla,_/binary>>}|_] when Bla =/= $ ->
%% io:format("Skipping blabla (~w)~n",[Line]);
%% _ ->
%% ok
%% end,
NewT = skip_until_empty(T),
%{NewT,_Matches} = stru2(T),
info("Skipping options ~s for now (~w)~n",[binary_to_list(Rest),Line]),
case NewT of
[{Li,_}|_] ->
info("Skip to line ~p~n",[Li]);
_ ->
ok
end,
stru(NewT)
end.
contains_lang_sens(<<>>) ->
false;
contains_lang_sens(<<$\\,$W,_/binary>>) ->
true;
contains_lang_sens(<<$\\,$w,_/binary>>) ->
true;
contains_lang_sens(<<$\\,$b,_/binary>>) ->
true;
contains_lang_sens(<<_,R/binary>>) ->
contains_lang_sens(R).
interpret_options_x(Options,RE) ->
{O,R} = interpret_options(Options),
case (contains_lang_sens(RE) or lists:member(caseless,O)) of
false ->
{[{exec_option,accept_nonascii}|O],R};
true ->
case lists:member(unicode,O) of
true ->
{[{exec_option,accept_nonascii}|O],R};
false ->
{O,R}
end
end.
tr_option($i) ->
[caseless];
tr_option($I) ->
[];
tr_option($B) ->
[];
tr_option($Z) ->
[];
tr_option($x) ->
[extended];
tr_option($s) ->
[dotall];
tr_option($m) ->
[multiline];
tr_option($J) ->
[dupnames];
tr_option($N) ->
[no_auto_capture];
tr_option($8) ->
[unicode];
tr_option($U) ->
[ungreedy];
tr_option($g) ->
[{exec_option,g}];
tr_option(_) ->
false.
interpret_options(<<$<,Rest0/binary>>) ->
{Option,Rest} = pinch_cr(Rest0),
{Olist,NRest} = interpret_options(Rest),
{[Option | Olist], NRest};
interpret_options(<<$L,$f,$r,$_,$F,$R,Rest/binary>>) ->
info("Accepting (and ignoring) french locale~n",[]),
{Olist,NRest} = interpret_options(Rest),
{[{exec_option, accept_nonascii}|Olist],NRest};
interpret_options(<<Ch,Rest/binary>>) ->
{Olist,NRest} = interpret_options(Rest),
case tr_option(Ch) of
false ->
{Olist,<<Ch,NRest/binary>>};
Option ->
{Option ++ Olist, NRest}
end;
interpret_options(<<>>) ->
{[],<<>>}.
find_unsupported([{not_supported,X}|T]) ->
[X | find_unsupported(T)];
find_unsupported([_|T]) ->
find_unsupported(T);
find_unsupported([]) ->
[].
backslash_end(<<>>) ->
false;
backslash_end(<<$\\>>) ->
true;
backslash_end(<<_>>) ->
false;
backslash_end(<<_,R/binary>>) ->
backslash_end(R).
%stru2([<<$ ,$ ,$ ,$ , $*,$*,$*,$ ,_/binary>> | T]) ->
% stru2(T);
stru2([{Line,<<$ ,Rest/binary>>} | T]) ->
% A challenge
case (catch responses(T)) of
{NewT,Rlist} ->
{NewNewT,StrList} = stru2(NewT),
%% Hack...
FS = case backstrip(frontstrip(Rest)) of
<<"\\">> ->
%% Single backslash is to be considered
%% an empty line in challenge
<<>>;
OFS ->
case backslash_end(OFS) of
true ->
<<OFS/binary,$ >>;
_ ->
OFS
end
end,
{ExecOpts,NFS} = escape(FS),
case find_unsupported(ExecOpts) of
[] ->
{NewNewT,[{NFS,Line,ExecOpts,
case
Rlist of nomatch -> nomatch;
RR -> {match,RR}
end} | StrList]};
UList ->
info("WARNING(~w): the exec-option(s) ~p are unsupported, skipping challenge.~n",[Line,UList]),
{NewNewT,StrList}
end;
fail ->
NewT = skip_until_empty(T),
{NewT,[]}
end;
stru2(X) ->
{X,[]}.
%responses([<< $ ,$ ,$ ,$ ,$*,$*,$*,$ ,_/binary>>|T]) ->
% responses(T);
responses([{_Line,<< X:2/binary,$:,$ ,Resp/binary>>}|T]) ->
{NT,R2} = responses(T),
NX=list_to_integer(binary_to_list(frontstrip(X))),
{NT,[{NX,escape2(Resp)} | R2]};
responses([{_Line,<< X:3/binary,$:,$ ,Resp/binary>>}|T]) ->
{NT,R2} = responses(T),
NX=list_to_integer(binary_to_list(frontstrip(X))),
{NT,[{NX,escape2(Resp)} | R2]};
responses([{_Line,<<$N,$o,$ ,$m,$a,$t,$c,$h,_/binary>>}|T]) ->
{T,nomatch};
responses([{Line,<<$ ,No,Ch,_/binary>>}|T]) when No >= $0, No =< $9, Ch >= $A, Ch =< $Z ->
info("Skipping strange debug response at line ~p~n",[Line]),
responses(T);
responses([{Line,<<$ ,$ ,Ch,_/binary>>}|T]) when Ch =:= $G; Ch =:= $C ->
info("Skipping stranger debug response at line ~p~n",[Line]),
responses(T);
responses([{Line,<<C,_/binary>>=X}|_]) when C =/= $ ->
info("Offending response line(~w)! ~p~n",[Line,X]),
throw(fail);
responses(X) ->
{X,[]}.
end_of_re(_,<<>>) ->
{<<>>,<<>>};
end_of_re(C,<<C,_Rest/binary>> = R) ->
{<<>>,R};
end_of_re(C,<<$\\,C,Rest/binary>>) ->
{Sub,Rest2} = end_of_re(C,Rest),
{<<C,Sub/binary>>,Rest2};
end_of_re(C,<<Ch,Rest/binary>>) ->
{Sub,Rest2} = end_of_re(C,Rest),
{<<Ch,Sub/binary>>,Rest2}.
frontstrip(<<>>) ->
<<>>;
frontstrip(<< $ ,Rest/binary>>) ->
frontstrip(Rest);
frontstrip(Bin) ->
Bin.
backstrip(<<>>) ->
<<>>;
backstrip(<<$ >>) ->
<<>>;
backstrip(<<X,Rest/binary>>) ->
case backstrip(Rest) of
Rest ->
<<X,Rest/binary>>;
Other ->
NRest = backstrip(Other),
<<X,NRest/binary>>
end.
find_rest_re(_,[]) ->
{<<>>,<<>>};
find_rest_re(Ch,[{_,H}|T]) ->
case end_of_re(Ch,H) of
{_,<<>>} ->
{NewT,Rest} = find_rest_re(Ch,T),
{NewT,<<H/binary,$\n,Rest/binary>>};
{_,_} ->
{T,H}
end.
eopt($A) ->
[anchored];
eopt($B) ->
[notbol];
eopt(X) ->
[{not_supported,X}].
pinch_cr(<<$c,$r,$>,Rest/binary>>) ->
{{newline,cr},Rest};
pinch_cr(<<$l,$f,$>,Rest/binary>>) ->
{{newline,lf},Rest};
pinch_cr(<<$c,$r,$l,$f,$>,Rest/binary>>) ->
{{newline,crlf},Rest};
pinch_cr(<<$C,$R,$>,Rest/binary>>) ->
{{newline,cr},Rest};
pinch_cr(<<$L,$F,$>,Rest/binary>>) ->
{{newline,lf},Rest};
pinch_cr(<<$C,$R,$L,$F,$>,Rest/binary>>) ->
{{newline,crlf},Rest};
pinch_cr(<<$a,$n,$y,$c,$r,$l,$f,$>,Rest/binary>>) ->
{{newline,anycrlf},Rest};
pinch_cr(<<$b,$s,$r,$_,$a,$n,$y,$c,$r,$l,$f,$>,Rest/binary>>) ->
{bsr_anycrlf,Rest};
pinch_cr(<<$b,$s,$r,$_,$u,$n,$i,$c,$o,$d,$e,$>,Rest/binary>>) ->
{bsr_unicode,Rest};
pinch_cr(<<$a,$n,$y,$>,Rest/binary>>) ->
{{newline,any},Rest};
pinch_cr(<<$A,$N,$Y,$>,Rest/binary>>) ->
{{newline,any},Rest};
pinch_cr(Other) ->
case splitby($>,Other,<<>>) of
{Unk,Rest} ->
{{not_supported,{newline,Unk}},Rest};
no ->
{{not_supported,$<},Other}
end.
splitby(_,<<>>,_) ->
no;
splitby(Ch,<<Ch,Rest/binary>>,Acc) ->
{Acc,Rest};
splitby(Ch,<<OCh,Rest/binary>>,Acc) ->
splitby(Ch,Rest,<<Acc/binary,OCh>>).
escape(<<>>) ->
{[],<<>>};
escape(<<$\\, Ch, Rest/binary>>) when Ch >= $A, Ch =< $Z; Ch =:= $? ->
%Options in the string...
NewOpts = eopt(Ch),
{MoreOpts,Tail} = escape(Rest),
{NewOpts ++ MoreOpts,Tail};
escape(<<$\\, $<, Rest/binary>>) ->
%CR Options in the string...
{NewOpt,NewRest} = pinch_cr(Rest),
{MoreOpts,Tail} = escape(NewRest),
{[NewOpt|MoreOpts],Tail};
escape(<<$\\, Ch, Rest/binary>>) ->
{C,NR} = case single_esc(Ch) of
no ->
case multi_esc(<<Ch,Rest/binary>>) of
{CharBin,NewRest} ->
{CharBin,NewRest};
no ->
{<<$\\>>,<<Ch,Rest/binary>>}
end;
CCC ->
%erlang:display({escape,CCC}),
{<<CCC>>,Rest}
end,
{MoreOpts,Tail} = escape(NR),
{MoreOpts,<<C/binary,Tail/binary>>};
%escape(<<$\\,Rest/binary>>) ->
% escape(<<Rest/binary>>);
escape(<<Ch,Rest/binary>>) ->
{X,RR} = escape(<<Rest/binary>>),
{X,<<Ch,RR/binary>>};
escape(Any) ->
{[],Any}.
escape2(<<>>) ->
<<>>;
escape2(<<$\\, Ch, Rest/binary>>) ->
{C,NR} = case multi_esc(<<Ch,Rest/binary>>) of
{CharBin,NewRest} ->
{CharBin,NewRest};
no ->
{<<$\\>>,<<Ch,Rest/binary>>}
end,
Tail = escape2(NR),
<<C/binary,Tail/binary>>;
escape2(<<Ch,Rest/binary>>) ->
RR = escape2(<<Rest/binary>>),
<<Ch,RR/binary>>;
escape2(Any) ->
Any.
trx(N) when ((N >= $0) and (N =< $9)) ->
N - $0;
trx($A) -> 10;
trx($B) -> 11;
trx($C) -> 12;
trx($D) -> 13;
trx($E) -> 14;
trx($F) -> 15;
trx($a) -> 10;
trx($b) -> 11;
trx($c) -> 12;
trx($d) -> 13;
trx($e) -> 14;
trx($f) -> 15.
int_to_utf8(I) when I =< 16#7F ->
<<I>>;
int_to_utf8(I) when I =< 16#7FF ->
B2 = I band 16#3f,
B1 = (I bsr 6) band 16#1f,
<<1:1,1:1,0:1,B1:5,1:1,0:1,B2:6>>;
int_to_utf8(I) when I =< 16#FFFF ->
B3 = I band 16#3f,
B2 = (I bsr 6) band 16#3f,
B1 = (I bsr 12) band 16#f,
<<1:1,1:1,1:1,0:1,B1:4,1:1,0:1,B2:6,1:1,0:1,B3:6>>;
int_to_utf8(I) when I =< 16#10FFFF ->
B4 = I band 16#3f,
B3 = (I bsr 6) band 16#3f,
B2 = (I bsr 12) band 16#3f,
B1 = (I bsr 18) band 16#7,
<<1:1,1:1,1:1,1:1,0:1,B1:3,1:1,0:1,B2:6,1:1,0:1,B3:6,1:1,0:1,B4:6>>;
int_to_utf8(_) ->
exit(unsupported_utf8).
list_to_utf8(L) when is_list(L); is_binary(L) ->
iolist_to_binary([int_to_utf8(I) || I <- L]);
list_to_utf8({Tag,_,_}) when Tag =:= incomplete ; Tag =:= error ->
throw(skip).
multi_esc(<<M,N,O,Rest/binary>>)
when M >= $0, M =< $7, N >= $0, N =< $7, O >= $0, O =< $7 ->
Cha = ((M - $0) bsl 6) bor ((N - $0) bsl 3) bor (O - $0),
{<<Cha>>,Rest};
multi_esc(<<N,O,Rest/binary>>)
when N >= $0, N =< $7, O >= $0, O =< $7 ->
Cha = ((N - $0) bsl 3) bor (O - $0),
{<<Cha>>,Rest};
multi_esc(<<O,Rest/binary>>)
when O >= $0, O =< $7 ->
Cha = (O - $0),
{<<Cha>>,Rest};
multi_esc(<<$x,${,N,O,$},Rest/binary>>)
when ((((N >= $0) and (N =< $9)) or ((N >= $A) and (N =< $F)) or
((N >= $a) and (N =< $f))) and
(((O >= $0) and (O =< $9)) or ((O >= $A) and (O =< $F)) or
((O >= $a) and (O =< $f)))) ->
Cha = (trx(N) bsl 4) bor trx(O),
{int_to_utf8(Cha),Rest};
multi_esc(<<$x,${,N,O,P,$},Rest/binary>>)
when ((((N >= $0) and (N =< $9)) or ((N >= $A) and (N =< $F)) or
((N >= $a) and (N =< $f))) and
(((O >= $0) and (O =< $9)) or ((O >= $A) and (O =< $F)) or
((O >= $a) and (O =< $f)))and
(((P >= $0) and (P =< $9)) or ((P >= $A) and (P =< $F)) or
((P >= $a) and (P =< $f)))) ->
Cha = (trx(N) bsl 8) bor (trx(O) bsl 4) bor trx(P),
{int_to_utf8(Cha),Rest};
multi_esc(<<$x,${,N,O,P,Q,$},Rest/binary>>)
when ((((N >= $0) and (N =< $9)) or ((N >= $A) and (N =< $F)) or
((N >= $a) and (N =< $f))) and
(((O >= $0) and (O =< $9)) or ((O >= $A) and (O =< $F)) or
((O >= $a) and (O =< $f))) and
(((P >= $0) and (P =< $9)) or ((P >= $A) and (P =< $F)) or
((P >= $a) and (P =< $f))) and
(((Q >= $0) and (Q =< $9)) or ((Q >= $A) and (Q =< $F)) or
((Q >= $a) and (Q =< $f)))) ->
Cha = (trx(N) bsl 12) bor (trx(O) bsl 8) bor (trx(P) bsl 4) bor trx(Q),
{int_to_utf8(Cha),Rest};
multi_esc(<<$x,${,N,O,P,Q,R,$},Rest/binary>>)
when ((((N >= $0) and (N =< $9)) or ((N >= $A) and (N =< $F)) or
((N >= $a) and (N =< $f))) and
(((O >= $0) and (O =< $9)) or ((O >= $A) and (O =< $F)) or
((O >= $a) and (O =< $f))) and
(((P >= $0) and (P =< $9)) or ((P >= $A) and (P =< $F)) or
((P >= $a) and (P =< $f))) and
(((Q >= $0) and (Q =< $9)) or ((Q >= $A) and (Q =< $F)) or
((Q >= $a) and (Q =< $f))) and
(((R >= $0) and (R =< $9)) or ((R >= $A) and (R =< $F)) or
((R >= $a) and (R =< $f)))) ->
Cha = (trx(N) bsl 16) bor (trx(O) bsl 12) bor (trx(P) bsl 8) bor (trx(Q) bsl 4) bor trx(R),
{int_to_utf8(Cha),Rest};
multi_esc(<<$x,${,N,O,P,Q,R,S,$},Rest/binary>>)
when ((((N >= $0) and (N =< $9)) or ((N >= $A) and (N =< $F)) or
((N >= $a) and (N =< $f))) and
(((O >= $0) and (O =< $9)) or ((O >= $A) and (O =< $F)) or
((O >= $a) and (O =< $f))) and
(((P >= $0) and (P =< $9)) or ((P >= $A) and (P =< $F)) or
((P >= $a) and (P =< $f))) and
(((Q >= $0) and (Q =< $9)) or ((Q >= $A) and (Q =< $F)) or
((Q >= $a) and (Q =< $f))) and
(((R >= $0) and (R =< $9)) or ((R >= $A) and (R =< $F)) or
((R >= $a) and (R =< $f))) and
(((S >= $0) and (S =< $9)) or ((S >= $A) and (S =< $F)) or
((S >= $a) and (S =< $f)))) ->
Cha = (trx(N) bsl 20) bor (trx(O) bsl 16) bor (trx(P) bsl 12) bor (trx(Q) bsl 8) bor (trx(R) bsl 4) bor trx(S),
{int_to_utf8(Cha),Rest};
multi_esc(<<$x,N,O,Rest/binary>>)
when ((((N >= $0) and (N =< $9)) or ((N >= $A) and (N =< $F)) or
((N >= $a) and (N =< $f))) and
(((O >= $0) and (O =< $9)) or ((O >= $A) and (O =< $F)) or
((O >= $a) and (O =< $f)))) ->
Cha = (trx(N) bsl 4) bor trx(O),
{<<Cha>>,Rest};
multi_esc(<<$x,N,Rest/binary>>)
when (((N >= $0) and (N =< $9)) or ((N >= $A) and (N =< $F)) or
((N >= $a) and (N =< $f))) ->
Cha = trx(N),
{<<Cha>>,Rest};
multi_esc(_) ->
no.
single_esc($") ->
$";
single_esc($ ) ->
$ ;
single_esc($') ->
$';
single_esc($@) ->
$@;
single_esc($t) ->
$\t;
single_esc($n) ->
$\n;
single_esc($r) ->
$\r;
single_esc($f) ->
$\f;
single_esc($e) ->
$\e;
single_esc($b) ->
$\b;
single_esc($$) ->
$$;
single_esc($\\) ->
$\\;
single_esc($a) ->
7;
%single_esc(Ch) when Ch >= $A, Ch =< $Z -> % eh?
% Ch;
single_esc(_) ->
no.
info(Str,Lst) ->
case get(verbose) of
true ->
io:format(Str,Lst);
_ ->
ok
end.
%% Generate split tests from indatafile,
%% you will need perl on the machine
gen_split_test(OneFile) ->
{ok,Bin} = file:read_file(OneFile),
Lines = splitfile(0,Bin,1),
Structured = stru(Lines),
PerlShellScript = OneFile++"_split_test_gen.sh",
dumpsplit(Structured,PerlShellScript),
PerlShellScript,
ErlModule = "re_"++filename:basename(OneFile)++"_split_test",
ErlFileName = ErlModule++".erl",
{ok,F}= file:open(ErlFileName,[write]),
io:format(F,"-module(~s).~n",[ErlModule]),
io:format(F,"-compile(export_all).~n",[]),
io:format(F,"-include(\"test_server.hrl\").~n",[]),
%io:format(F,"-define(line,erlang:display(?LINE),).~n",[]),
io:format(F,"%% This file is generated by running ~w:gen_split_test(~p)~n",
[?MODULE,OneFile]),
io:format(F,"join([]) -> [];~n",[]),
io:format(F,"join([A]) -> [A];~n",[]),
io:format(F,"join([H|T]) -> [H,<<\":\">>|join(T)].~n",[]),
io:format(F,"run() ->~n",[]),
file:close(F),
os:cmd("sh "++ PerlShellScript++" 2>/dev/null >> "++ErlFileName),
{ok,F2}= file:open(ErlFileName,[append]),
io:format(F2,"ok.~n",[]),
file:close(F2),
io:format("~s~n",[os:cmd("wc -l "++ErlFileName)]),
ok.
dumpsplit(S,Fname) ->
{ok,F}= file:open(Fname,[write]),
dodumpsplit(F,S),
file:close(F).
dodumpsplit(_,[]) ->
ok;
dodumpsplit(F,[H|T]) ->
dumponesplit(F,H),
dodumpsplit(F,T).
dumponesplit(F,{RE,_,O,TS}) ->
[begin
{NO,_} = pick_exec_options(O++Op),
SSS = opt_to_string(NO),
io:format(F,"perl -e '$x = join(\":\",split(/~s/~s,\"~s\")); "
"$x =~~ s/\\\\/\\\\\\\\/g; $x =~~ s/\\\"/\\\\\"/g; "
"print \"?line <<\\\"$x\\\">> = "
"iolist_to_binary(join(re:split(\\\"~s\\\","
"\\\"~s\\\",~p))), \\n\";'~n",
[zsafe(safe(RE)),
SSS,
ysafe(safe(Str)),
dsafe(safe(Str)),
dsafe2(safe(RE)),
NO++[trim]]),
io:format(F,"perl -e '$x = join(\":\",split(/~s/~s,\"~s\",2)); "
"$x =~~ s/\\\\/\\\\\\\\/g; $x =~~ s/\\\"/\\\\\"/g; "
"print \"?line <<\\\"$x\\\">> = "
"iolist_to_binary(join(re:split(\\\"~s\\\","
"\\\"~s\\\",~p))), \\n\";'~n",
[zsafe(safe(RE)),
SSS,
ysafe(safe(Str)),
dsafe(safe(Str)),
dsafe2(safe(RE)),
NO++[{parts,2}]]),
io:format(F,"perl -e '$x = join(\":\",split(/~s/~s,\"~s\",-1)); "
"$x =~~ s/\\\\/\\\\\\\\/g; $x =~~ s/\\\"/\\\\\"/g; "
"print \"?line <<\\\"$x\\\">> = "
"iolist_to_binary(join(re:split(\\\"~s\\\","
"\\\"~s\\\",~p))), \\n\";'~n",
[zsafe(safe(RE)),
SSS,
ysafe(safe(Str)),
dsafe(safe(Str)),
dsafe2(safe(RE)),
NO])
end ||
{Str,_,Op,_} <- TS].
%% Generate replacement tests from indatafile,
%% you will need perl on the machine
gen_repl_test(OneFile) ->
random:seed(1219,687731,62804),
{ok,Bin} = file:read_file(OneFile),
Lines = splitfile(0,Bin,1),
Structured = stru(Lines),
PerlShellScript = OneFile++"_replacement_test_gen.sh",
dump(Structured,PerlShellScript),
ErlModule = "re_"++filename:basename(OneFile)++"_replacement_test",
ErlFileName = ErlModule++".erl",
{ok,F}= file:open(ErlFileName,[write]),
io:format(F,"-module(~s).~n",[ErlModule]),
io:format(F,"-compile(export_all).~n",[]),
io:format(F,"-include(\"test_server.hrl\").~n",[]),
io:format(F,"%% This file is generated by running ~w:gen_repl_test(~p)~n",
[?MODULE,OneFile]),
io:format(F,"run() ->~n",[]),
file:close(F),
os:cmd("sh "++ PerlShellScript++" 2>/dev/null >> "++ErlFileName),
{ok,F2}= file:open(ErlFileName,[append]),
io:format(F2,"ok.~n",[]),
file:close(F2),
io:format("~s~n",[os:cmd("wc -l "++ErlFileName)]),
ok.
dump(S,Fname) ->
{ok,F}= file:open(Fname,[write]),
dodump(F,S),
file:close(F).
dodump(_,[]) ->
ok;
dodump(F,[H|T]) ->
dumpone(F,H),
dodump(F,T).
dumpone(F,{RE,_,O,TS}) ->
[begin
{NO,_} = pick_exec_options(O++Op),
SSS = opt_to_string(NO),
RS = ranstring(),
io:format(F,"perl -e '$x = \"~s\"; $x =~~ s/~s/~s/~s; $x =~~ s/\\\\/\\\\\\\\/g; $x =~~ s/\\\"/\\\\\"/g; print \"?line <<\\\"$x\\\">> = iolist_to_binary(re:replace(\\\"~s\\\",\\\"~s\\\",\\\"~s\\\",~p)), \\n\";'~n",[ysafe(safe(Str)),zsafe(safe(RE)),perlify(binary_to_list(RS)),SSS,dsafe(safe(Str)),dsafe(safe(RE)),xsafe(RS),NO]),
io:format(F,"perl -e '$x = \"~s\"; $x =~~ s/~s/~s/g~s; $x =~~ s/\\\\/\\\\\\\\/g; $x =~~ s/\\\"/\\\\\"/g; print \"?line <<\\\"$x\\\">> = iolist_to_binary(re:replace(\\\"~s\\\",\\\"~s\\\",\\\"~s\\\",~p)), \\n\";'~n",[ysafe(safe(Str)),zsafe(safe(RE)),perlify(binary_to_list(RS)),SSS,dsafe(safe(Str)),dsafe(safe(RE)),xsafe(RS),NO++[global]])
end ||
{Str,_,Op,_} <- TS].
dsafe2([]) ->
[];
dsafe2([$\',$\",$\',$\",$\'|T]) ->
[$\',$\",$\',$\",$\' |dsafe2(T)];
dsafe2([$\"|T]) ->
[$\\,$\\,$\\,$\" |dsafe2(T)];
dsafe2([$\\, $G|T]) ->
[$\\,$\\,$\\,$\\,$A |dsafe2(T)];
dsafe2([$\\|T]) ->
[$\\,$\\,$\\,$\\ |dsafe2(T)];
dsafe2([$$|T]) ->
[$\\,$$|dsafe2(T)];
dsafe2([H|T]) ->
[H|dsafe2(T)].
dsafe([]) ->
[];
dsafe([$\',$\",$\',$\",$\'|T]) ->
[$\',$\",$\',$\",$\' |dsafe(T)];
dsafe([$\"|T]) ->
[$\\,$\\,$\\,$\" |dsafe(T)];
dsafe([$\\|T]) ->
[$\\,$\\,$\\,$\\ |dsafe(T)];
dsafe([$$|T]) ->
[$\\,$$|dsafe(T)];
dsafe([H|T]) ->
[H|dsafe(T)].
xsafe(<<>>) ->
[];
xsafe(<<$\\,R/binary>>) ->
[$\\,$\\,$\\,$\\ | xsafe(R)];
xsafe(<<X,R/binary>>) ->
[X|xsafe(R)].
zsafe([]) ->
[];
zsafe([$$, $b|T]) ->
[$\\,$$, $b | zsafe(T)];
zsafe([X|R]) ->
[X|zsafe(R)].
ysafe([]) ->
[];
ysafe([$\',$\",$\',$\",$\'|T]) ->
[$\',$\",$\',$\",$\' |ysafe(T)];
ysafe([$\"|T]) ->
[$\\,$\" |ysafe(T)];
ysafe([$\\|T]) ->
[$\\,$\\ |ysafe(T)];
ysafe([$$|T]) ->
[$\\,$$|ysafe(T)];
ysafe([H|T]) ->
[H|ysafe(T)].
safe(<<>>) ->
[];
safe(<<$\n>>) -> %chomp
[];
safe(<<$\',R/binary>>) ->
[$\',$\",$\',$\",$\' | safe(R)];
safe(<<X,R/binary>>) ->
[X|safe(R)].
perlify([$\\,N|Rest]) when N >= $0, N =< $9 ->
[$$,N|perlify(Rest)];
perlify([$& | Rest]) ->
[$$,$& | perlify(Rest)];
perlify([H|T]) ->
[H|perlify(T)];
perlify([]) ->
[].
opt_to_string([]) ->
[];
opt_to_string([A|T]) ->
case btr(A) of
false ->
opt_to_string(T);
Ch ->
[Ch | opt_to_string(T)]
end.
btr(caseless) ->
$i;
btr(extended) ->
$x;
btr(dotall) ->
$s;
btr(multiline) ->
$m;
btr(dupnames) ->
$J;
btr(no_auto_capture) ->
$N;
btr(unicode) ->
$8;
btr(_) ->
false.
ranchar() ->
case random:uniform(10) of
9 -> $&;
10 -> <<"\\1">>;
N when N < 5 ->
random:uniform($Z-$A)+$A-1;
M when M < 9 ->
random:uniform($z-$a)+$a-1
end.
ranstring() ->
iolist_to_binary([ranchar() || _ <- lists:duplicate(random:uniform(20),0) ]).
