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std.testlib.1.1: testlib.pas

{ Copyright(c) SPb-IFMO CTD Developers, 2000 }
{ Copyright(c) Anton Sukhanov, 1996 }
{ $Id: testlib.pas,v 1.1 2001/11/08 15:37:55 sta Exp $ }
{ Evaluating programs support stuff }
{$ifdef VER70}
{$ERROR}
{$ELSE}
{$I-,O+,Q-,R-,S-}
{$endif}
(*
Program, using testlib running format:
CHECK [ [-xml]], If result file is specified it will contain results. *) (* Modifications log: dd.mm.yyyy modified by modification log 01.05.2003 Maxim Babenko Support for custom xml tags added 31.03.2003 Georgiy Korneev -xml switch added instead of -appes. XML header for DOS-encoding added 27.10.2002 Andrew Stankevich Buffered input (speedup up to 2 times on big files) BP7.0 compatibility removed 17.09.2000 Andrew Stankevich XML correct comments 01.08.2000 Andrew Stankevich Messages translated to English APPES support added FAIL name changed 07.02.1998 Roman Elizarov Correct EOF processing 12.02.1998 Roman Elizarov SeekEoln corrected eoln added nextLine added nextChar is now function *) unit testlib; interface const eofChar = #$1A; eofRemap = ' '; NumberBefore = [#10,#13,' ',#09]; NumberAfter = [#10,#13,' ',#09,eofChar]; lineAfter = [#10,#13,eofChar]; Blanks = [#10,#13,' ',#09]; eolnChar = [#10,#13,eofChar]; BUFFER_SIZE = 1048576; type CharSet = set of char; TMode = (_Input, _Output, _Answer); TResult = (_ok, _wa, _pe, _fail, _dirt); { _ok - accepted, _wa - wrong answer, _pe - output format mismatch, _fail - when everything fucks up _dirt - for inner using } InStream = object f: file; { file } name: string; { file name } mode: TMode; opened: boolean; fpos: integer; size: integer; buffer: array [0..BUFFER_SIZE - 1] of char; bpos: integer; bsize: integer; { for internal usage } procedure fillbuffer; constructor init(fname: string; m: TMode); function curchar: char; { returns cur } procedure skipchar; { skips current char } function nextchar: char; { moves to next char } function readchar: char; { moves to next char } procedure Reset; function Eof: boolean; function SeekEof: boolean; function Eoln: boolean; function SeekEoln: boolean; procedure NextLine; { skips current line } { Skips chars from given set } { Does not generate errors } procedure Skip(setof: CharSet); { Read word. Skip before all chars from `before` and after all chars from `after`. } function ReadWord(Before, After: CharSet): string; { reads integer } { _pe if error } function ReadLongint: integer; { = readlongint } function ReadInteger: integer; { reads real } { _pe if error } function ReadReal: extended; { same as readword([], [#13 #10]) } function ReadString: string; { for internal usage } procedure Quit(res: TResult; msg: string); procedure Close; end; procedure Quit(res: TResult; msg: string); procedure AddTag(name : string; value : integer); overload; procedure AddTag(name : string; value : string); overload; var inf, ouf, ans: InStream; ResultName: string; { result file name } XMLMode: boolean; encoding: string; implementation uses sysutils, windows; const LightGray = $07; LightRed = $0c; LightCyan = $0b; LightGreen = $0a; const maxTags = 256; type TTag = record name : string; value : string; end; var nTags : integer = 0; tags : array[1..maxTags] of TTag; procedure AddTag(name : string; value : string); begin if nTags >= maxTags then Quit(_Fail, 'Tag table overflow'); inc (nTags); tags[nTags].name := name; tags[nTags].value := value; end; procedure AddTag(name : string; value : integer); begin AddTag(name, inttostr (value)); end; procedure TextColor(x: word); var h: THandle; begin h := GetStdHandle(STD_OUTPUT_HANDLE); SetConsoleTextAttribute(h, x); end; const outcomes: array[TResult] of string = ( 'accepted', 'wrong-answer', 'presentation-error', 'fail', 'fail' ); procedure XMLSafeWrite(var t: text; s: string); var i: integer; begin for i := 1 to length(s) do begin case s[i] of '&': write(t, '&'); '<': write(t, '<'); '>': write(t, '>'); '"': write(t, '"'); #0..#31: write(t, '.'); else write(t, s[i]); end; { case } end; end; procedure Quit(res: TResult; msg: string); var resfile: text; errorname: string; i : integer; procedure scr(color: word; msg: string); begin if resultname = '' then { if no result file } begin TextColor(color); write(msg); TextColor(LightGray); end; end; begin if (res = _ok) then begin if not ouf.seekeof then quit(_dirt, 'Extra information in the output file'); end; case res of _fail: begin beep(100, 300); ErrorName := 'FAIL '; Scr(LightRed, ErrorName); end; _dirt: begin ErrorName := 'wrong output format '; Scr(LightCyan, ErrorName); res := _pe; end; _pe: begin ErrorName := 'wrong output format '; Scr(LightRed, ErrorName); end; _ok: begin ErrorName := 'ok '; Scr(LightGreen, ErrorName); end; _wa: begin ErrorName := 'wrong answer '; scr(LightRed, ErrorName); end; else Quit(_fail, 'What is the code ??? '); end; if ResultName <> '' then begin assign(RESFILE, ResultName); { Create file with result of evaluation } rewrite(ResFile); if IOResult <> 0 then Quit(_fail, 'Can not write to Result file'); if XMLMode then begin write(ResFile, ''); write(ResFile, ''); xmlsafewrite(ResFile, msg); for i := 1 to nTags do begin write(ResFile, '<', tags[i].name, '>'); xmlsafewrite(ResFile, tags[i].value); writeln(ResFile, ''); end; writeln(ResFile, ''); end else begin writeln(ResFile, '.Testlib Result Number = ', ord(res)); writeln(ResFile, '.Result name (optional) = ', ErrorName); writeln(ResFile, '.Check Comments = ', msg); end; close(ResFile); if IOResult <> 0 then Quit(_fail, 'Can not write to Result file'); end; Scr(LightGray, msg); writeln; if Res = _fail then HALT(ord(res)); close(inf.f); close(ouf.f); close(ans.f); TextColor(LightGray); if (res = _ok) or (xmlmode) then halt(0) else halt(ord(res)); end; procedure InStream.fillbuffer; var left: integer; begin left := size - fpos; bpos := 0; if left = 0 then begin bsize := 1; buffer[0] := eofchar; end else begin blockread(f, buffer, buffer_size, bsize); fpos := fpos + bsize; end; end; procedure InStream.Reset; begin if opened then close; fpos := 0; system.reset(f, 1); size := filesize(f); if ioresult <> 0 then begin if mode = _output then quit(_pe, 'File not found: "' + name + '"'); bsize := 1; bpos := 0; buffer[0] := eofchar; end else begin fillbuffer; end; opened := true; end; constructor InStream.init(fname: string; m: TMode); begin opened := false; name := fname; mode := m; assign(f, fname); reset; end; function InStream.Curchar: char; begin curchar := buffer[bpos]; end; function InStream.NextChar: char; begin NextChar := buffer[bpos]; skipchar; end; function InStream.ReadChar: char; begin ReadChar := buffer[bpos]; skipchar; end; procedure InStream.skipchar; begin if buffer[bpos] <> EofChar then begin inc(bpos); if bpos = bsize then fillbuffer; end; end; procedure InStream.Quit(res: TResult; msg: string); begin if mode = _Output then testlib.quit(res, msg) else testlib.quit(_fail, msg + ' (' + name + ')'); end; function InStream.ReadWord(Before, After: CharSet): string; begin while buffer[bpos] in Before do skipchar; if (buffer[bpos] = EofChar) and not (buffer[bpos] in after) then quit(_pe, 'Unexpected end of file'); result := ''; while not ((buffer[bpos] in After) or (buffer[bpos] = EofChar)) do begin result := result + nextchar; end; end; function InStream.ReadInteger: integer; var help: string; code: integer; begin while (buffer[bpos] in NumberBefore) do skipchar; if (buffer[bpos] = EofChar) then quit(_pe, 'Unexpected end of file - integer expected'); help := ''; while not (buffer[bpos] in NumberAfter) do help := help + nextchar; val(help, result, code); if code <> 0 then Quit(_pe, 'Expected integer instead of "' + help + '"'); end; function InStream.ReadLongint: integer; var help: string; code: integer; begin while (buffer[bpos] in NumberBefore) do skipchar; if (buffer[bpos] = EofChar) then quit(_pe, 'Unexpected end of file - integer expected'); help := ''; while not (buffer[bpos] in NumberAfter) do help := help + nextchar; val(help, result, code); if code <> 0 then Quit(_pe, 'Expected integer instead of "' + help + '"'); end; function InStream.ReadReal: extended; var help: string; code: integer; begin help := ReadWord (NumberBefore, NumberAfter); val(help, result, code); if code <> 0 then Quit(_pe, 'Expected real instead of "' + help + '"'); end; procedure InStream.skip(setof: CharSet); begin while (buffer[bpos] in setof) and (buffer[bpos] <> eofchar) do skipchar; end; function InStream.eof: boolean; begin eof := buffer[bpos] = eofChar; end; function InStream.seekEof: boolean; begin while (buffer[bpos] in Blanks) do skipchar; seekeof := buffer[bpos] = EofChar; end; function InStream.eoln: boolean; begin eoln:= buffer[bpos] in eolnChar; end; function InStream.SeekEoln: boolean; begin skip([' ', #9]); seekEoln := eoln; end; procedure InStream.nextLine; begin while not (buffer[bpos] in eolnChar) do skipchar; if buffer[bpos] = #13 then skipchar; if buffer[bpos] = #10 then skipchar; end; function InStream.ReadString: string; begin readstring := ReadWord([], lineAfter); nextLine; end; procedure InStream.close; begin if opened then system.close(f); opened := false; end; initialization if sizeof(integer) <> 4 then quit(_fail, '"testlib" unit assumes "sizeof(integer) = 4"'); if (ParamCount < 3) or (ParamCount > 5) then quit(_fail, 'Program must be run with the following arguments: ' + ' [ [<-xml>]]'); case ParamCount of 3: begin ResultName := ''; XMLMode := false; end; 4: begin ResultName := ParamStr(4); XMLMode := false; end; 5: begin if (uppercase(ParamStr(5)) <> '-APPES') and (uppercase(ParamStr(5)) <> '-XML') then quit(_fail, 'Program must be run with the following arguments: ' + ' [ [<-xml>]]'); ResultName := ParamStr(4); XMLMode := true; end; end; { case } encoding := 'cp866'; inf.init(ParamStr(1), _Input); ouf.init(ParamStr(2), _Output); ans.init(ParamStr(3), _Answer); end.
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