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* Test for formatfloat negative zero

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git-svn-id: trunk@15946 -
This commit is contained in:
michael 2010-09-06 11:13:46 +00:00
parent f7b268713d
commit 166ba412c9
2 changed files with 148 additions and 0 deletions
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1
.gitattributes vendored
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@ -9546,6 +9546,7 @@ tests/test/tstring9.pp svneol=native#text/plain
tests/test/tstrreal1.pp svneol=native#text/plain
tests/test/tstrreal2.pp svneol=native#text/plain
tests/test/tstrreal3.pp svneol=native#text/plain
tests/test/tstrreal4.pp svneol=native#text/plain
tests/test/tsubdecl.pp svneol=native#text/plain
tests/test/tsymlibrary1.pp svneol=native#text/pascal
tests/test/ttpara1.pp svneol=native#text/plain

147
tests/test/tstrreal4.pp Normal file
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@ -0,0 +1,147 @@
program tstrreal4;
{ test for issue #13722 by Zeljan Rikalo}
uses SysUtils;
procedure test;
var
s: string;
r: double;
begin
{$IFDEF FPC}
CurrencyFormat := 1;
NegCurrFormat := 0;
{$ENDIF}
DecimalSeparator := '.';
r := 0.001;
s := FloatToStrF(r, ffGeneral, 12, 2);
{must print 0.001 }
writeln(s);
if (s <> '0.001') then
halt(1);
s := FloatToStrF(r, ffFixed, 12, 2);
{must print 0.00 }
writeln(s);
if (s <> '0.00') then
halt(1);
s := FloatToStrF(r, ffNumber, 12, 2);
{must print 0.00 }
writeln(s);
if (s <> '0.00') then
halt(1);
r := -0.00001;
s := FloatToStrF(r, ffGeneral, 12, 2);
{must print -0.00001 }
writeln(s);
{$IFDEF FPC}
if (s <> '-0.00001') then
{$ELSE}
if (s <> '-1E-05') then // is this DCC bug ?
{$ENDIF}
halt(1);
s := FloatToStrF(r, ffExponent, 12, 2);
{must print -1.00000000000E-05 }
writeln(s);
if (s <> '-1.00000000000E-05') then
halt(1);
s := FloatToStrF(r, ffFixed, 12, 2);
{must print 0.00 }
writeln(s);
if (s <> '0.00') then
halt(1);
s := FloatToStrF(r, ffNumber, 12, 2);
{must print 0.00 }
writeln(s);
if (s <> '0.00') then
halt(1);
s := FloatToStrF(r, ffCurrency, 12, 2);
{must print without leading zero }
writeln(s);
if (length(s) > 0) and (Pos('-', s) > 0) then
halt(1);
r := -0.00000;
s := FloatToStrF(r, ffGeneral, 12, 2);
{must print 0 }
writeln(s);
if (s <> '0') then
halt(1);
s := FloatToStrF(r, ffExponent, 12, 2);
{must print 0.00 }
writeln(s);
if (s <> '0.00000000000E+00') then
halt(1);
s := FloatToStrF(r, ffFixed, 12, 2);
{must print 0.00 }
writeln(s);
if (s <> '0.00') then
halt(1);
s := FloatToStrF(r, ffNumber, 12, 2);
{must print 0.00 }
writeln(s);
if (s <> '0.00') then
halt(1);
s := FloatToStrF(r, ffCurrency, 12, 2);
{must print without leading zero }
writeln(s);
if (length(s) > 0) and (Pos('-', s) > 0) then
halt(1);
// Now check if we remove leading negative sign by mistake
r := -0.00001;
s := FloatToStrF(r, ffGeneral, 12, 5);
{must print -0.00001 }
writeln(s);
{$IFDEF FPC}
if (s <> '-0.00001') then
{$ELSE}
if (s <> '-1E-5') then // is this DCC bug ?
{$ENDIF}
halt(1);
s := FloatToStrF(r, ffExponent, 12, 5);
{must print -0.00001 }
writeln(s);
{$IFDEF FPC}
if (s <> '-1.00000000000E-0005') then
{$ELSE}
if (s <> '-1.00000000000E-5') then
{$ENDIF}
halt(1);
s := FloatToStrF(r, ffFixed, 12, 5);
{must print 0.00 }
writeln(s);
if (s <> '-0.00001') then
halt(1);
s := FloatToStrF(r, ffNumber, 12, 5);
{must print 0.00 }
writeln(s);
if (s <> '-0.00001') then
halt(1);
s := FloatToStrF(r, ffCurrency, 12, 5);
{must print without leading zero }
writeln(s);
if (length(s) > 0) and (Pos('-', s) = 0) then
halt(1);
writeln('Tests for FloatToStrF(): SUCCESS');
end;
begin
test;
end.