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+ sincos test

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git-svn-id: trunk@5808 -
This commit is contained in:
florian 2007-01-04 12:57:31 +00:00
parent f6fe70ae0c
commit abdcb8cdf2
1 changed files with 15 additions and 0 deletions
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15
tests/test/units/math/ttrig1.pp
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@ -27,6 +27,7 @@ const
var
i : integer;
Delta,Ref,Value : Double;
Ref2,Value2,Dummy : Float;
begin
for i:=1 to dim do
@ -107,6 +108,20 @@ for i:=-1 downto -8 do
end;
end;
writeln('Testing SINCOS');
for i:=1 to dim do
begin
sincos(pi/2-i*10/180*pi,Ref2,Dummy);
sincos(i*10/180*pi,Dummy,Value2);
Delta := Value2 - Ref2;
if Abs(Delta) > 1E-15 then
begin
writeln(' Error for Cos(',i*10,') was:',Value2,' should be:',Ref2) ;
halt(1);
end;
end;
writeln('Tan +/- 90 deg test:');
writeln('tan(89.999):',tan(89.999/180*pi));
writeln('tan(90.000):',tan(90.000/180*pi));