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|
#!/usr/bin/perl -w
# test calling conventions, and :constant overloading
use strict;
use Test;
BEGIN
{
$| = 1;
# to locate the testing files
my $location = $0; $location =~ s/calling.t//i;
if ($ENV{PERL_CORE})
{
# testing with the core distribution
@INC = qw(../lib);
}
else
{
unshift @INC, '../lib';
}
if (-d 't')
{
chdir 't';
require File::Spec;
unshift @INC, File::Spec->catdir(File::Spec->updir, $location);
}
else
{
unshift @INC, $location;
}
print "# INC = @INC\n";
my $tests = 160;
plan tests => $tests;
if ($] < 5.006)
{
for (1..$tests) { skip (1,'Not supported on older Perls'); }
exit;
}
}
package Math::BigInt::Test;
use Math::BigInt;
use vars qw/@ISA/;
@ISA = qw/Math::BigInt/; # child of MBI
use overload;
package Math::BigFloat::Test;
use Math::BigFloat;
use vars qw/@ISA/;
@ISA = qw/Math::BigFloat/; # child of MBI
use overload;
package main;
use Math::BigInt lib => 'Calc';
use Math::BigFloat;
my ($x,$y,$z,$u);
my $version = '1.76'; # adjust manually to match latest release
###############################################################################
# check whether op's accept normal strings, even when inherited by subclasses
# do one positive and one negative test to avoid false positives by "accident"
my ($func,@args,$ans,$rc,$class,$try);
while (<DATA>)
{
chomp;
next if /^#/; # skip comments
if (s/^&//)
{
$func = $_;
}
else
{
@args = split(/:/,$_,99);
$ans = pop @args;
foreach $class (qw/
Math::BigInt Math::BigFloat Math::BigInt::Test Math::BigFloat::Test/)
{
$try = "'$args[0]'"; # quote it
$try = $args[0] if $args[0] =~ /'/; # already quoted
$try = '' if $args[0] eq ''; # undef, no argument
$try = "$class\->$func($try);";
$rc = eval $try;
print "# Tried: '$try'\n" if !ok ($rc, $ans);
}
}
}
$class = 'Math::BigInt';
# XXX TODO this test does not work/fail.
# test whether use Math::BigInt qw/version/ works
#$try = "use $class ($version.'1');";
#$try .= ' $x = $class->new(123); $x = "$x";';
#eval $try;
#ok_undef ( $x ); # should result in error!
# test whether fallback to calc works
$try = "use $class ($version,'lib','foo, bar , ');";
$try .= "$class\->config()->{lib};";
$ans = eval $try;
ok ( $ans =~ /^Math::BigInt::(Fast)?Calc\z/, 1);
# test whether constant works or not, also test for qw($version)
# bgcd() is present in subclass, too
$try = "use Math::BigInt ($version,'bgcd',':constant');";
$try .= ' $x = 2**150; bgcd($x); $x = "$x";';
$ans = eval $try;
ok ( $ans, "1427247692705959881058285969449495136382746624");
# test wether Math::BigInt::Scalar via use works (w/ dff. spellings of calc)
$try = "use $class ($version,'lib','Scalar');";
$try .= ' $x = 2**10; $x = "$x";';
$ans = eval $try; ok ( $ans, "1024");
$try = "use $class ($version,'LiB','$class\::Scalar');";
$try .= ' $x = 2**10; $x = "$x";';
$ans = eval $try; ok ( $ans, "1024");
# all done
__END__
&is_zero
1:0
0:1
&is_one
1:1
0:0
&is_positive
1:1
-1:0
&is_negative
1:0
-1:1
&is_nan
abc:1
1:0
&is_inf
inf:1
0:0
&bstr
5:5
10:10
-10:-10
abc:NaN
'+inf':inf
'-inf':-inf
&bsstr
1:1e+0
0:0e+1
2:2e+0
200:2e+2
-5:-5e+0
-100:-1e+2
abc:NaN
'+inf':inf
&babs
-1:1
1:1
&bnot
-2:1
1:-2
&bzero
:0
&bnan
:NaN
abc:NaN
&bone
:1
'+':1
'-':-1
&binf
:inf
'+':inf
'-':-inf
|
