home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
The PC-SIG Library 9
/
The PC-SIG Library on CD ROM - Ninth Edition.iso
/
301_400
/
DISK0324
/
DISK0324.ZIP
/
TURBOTST.PAS
< prev
next >
Wrap
Pascal/Delphi Source File
|
1984-07-10
|
1KB
|
52 lines
PROGRAM Turbo_Tester;
{ Taken from SoftTalk: July 1984, page 5. }
{ Typed in and modified by Jeff Firestone. }
PROCEDURE Documentation;
BEGIN
WRITELN;
WRITELN('This program tests Turbo Pascal version 2.0 to see whether your version');
WRITELN('is able to perform mathematics properly. Early shipments of version 2.0');
WRITELN('contained a major bug in the floating point routines. The bugs only are');
WRITELN('found on the standard $49.95 version of 2.0. The more expensive 8087 co-');
WRITELN('processor version of 2.0 performed floating point math flawlessly.');
WRITELN;
END;
PROCEDURE DoCalculation;
VAR
a,b,c,d,e,f : REAL;
indx : INTEGER;
ch : CHAR;
BEGIN
a:= 0.0;
FOR indx:= 1 TO 100 DO
BEGIN
a:= a + 1.0;
b:= (a * a * a);
c:= (b / a);
d:= SQRT(c);
e:= (d - a);
END;
WRITELN('The result should be e = 0.0000000');
WRITELN('The result is e = ', e:12:7); WRITELN;
WRITELN;
WRITELN('Now we expect f = 1.0000000');
a:= 2.0; b:= 1.0;
f:= (a - b);
WRITELN('The result is f = ',f:12:7);
WRITELN; WRITELN;
IF ((e = 0) and (f = 1)) THEN
WRITELN('Your Turbo Pascal version is OK')
ELSE
WRITELN('Your Turbo Pascal version is defective');
END;
BEGIN
Documentation;
DoCalculation;
END.