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PROGRAM Test;
USES
SysUtils;
procedure do_error(l : longint);
begin
writeln('Error near number ',l);
halt(1);
end;
VAR
dateTime: TDateTime;
f : file;
BEGIN
if FileExists('datetest.dat') then
begin
Assign(f,'datetest.dat');
Erase(f);
end;
if FileExists('datetest.dat') then
do_error(1000);
FileClose(FileCreate('datetest.dat'));
if not(FileExists('datetest.dat')) then
do_error(1001);
dateTime := IncMonth(Now, -1);
if FileSetDate('datetest.dat', DateTimeToFileDate(dateTime))<>0 then
do_error(1002);
if FileExists('datetest.dat') then
begin
Assign(f,'datetest.dat');
Erase(f);
end;
END.
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