[p5sagit/p5-mst-13.2.git] / ext / Math-BigInt / t / new_overloaded.t

#!/usr/bin/perl -w

# Math::BigFloat->new had a bug where it would assume any object is a
# BigInt which broke overloaded non-BigInts.

use Test::More tests => 4;


package Overloaded::Num;

use overload '0+' => sub { ${$_[0]} },
             fallback => 1;
sub new {
    my($class, $num) = @_;
    return bless \$num, $class;
}


package main;

use Math::BigFloat;

my $overloaded_num = Overloaded::Num->new(2.23);
is $overloaded_num, 2.23;

my $bigfloat = Math::BigFloat->new($overloaded_num);
is $bigfloat, 2.23, 'BigFloat->new accepts overloaded numbers';

my $bigint = Math::BigInt->new(Overloaded::Num->new(3));
is $bigint, 3, 'BigInt->new accepts overloaded numbers';

is( Math::BigFloat->new($bigint), 3, 'BigFloat from BigInt' );
Commit	Line	Data
a0ac753d	1	#!/usr/bin/perl -w
	2
	3	# Math::BigFloat->new had a bug where it would assume any object is a
	4	# BigInt which broke overloaded non-BigInts.
	5
	6	use Test::More tests => 4;
	7
	8
	9	package Overloaded::Num;
	10
	11	use overload '0+' => sub { ${$_[0]} },
	12	fallback => 1;
	13	sub new {
	14	my($class, $num) = @_;
	15	return bless \$num, $class;
	16	}
	17
	18
	19	package main;
	20
	21	use Math::BigFloat;
	22
	23	my $overloaded_num = Overloaded::Num->new(2.23);
	24	is $overloaded_num, 2.23;
	25
	26	my $bigfloat = Math::BigFloat->new($overloaded_num);
	27	is $bigfloat, 2.23, 'BigFloat->new accepts overloaded numbers';
	28
	29	my $bigint = Math::BigInt->new(Overloaded::Num->new(3));
	30	is $bigint, 3, 'BigInt->new accepts overloaded numbers';
	31
	32	is( Math::BigFloat->new($bigint), 3, 'BigFloat from BigInt' );