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# -*- mode: perl; -*-
use strict;
use warnings;
use Math::BigInt;
use Scalar::Util qw< refaddr >;
use Test::More tests => 2;
my $LIB = Math::BigInt -> config('lib');
my $x = Math::BigInt -> new("314159");
my $y;
# testing copy() as an instance method
$y = $x -> copy();
subtest '$y = $x -> copy()' => sub {
plan tests => 13;
# object
ok(defined($y), '$y is defined');
is(ref($y), 'Math::BigInt', '$y has the right class');
isnt(refaddr($y), refaddr($x), '$y is a different object than $x');
# sign
ok(defined($y->{sign}), 'sign of $y is defined');
is(ref($y->{sign}), '', 'sign of $y is not a reference');
is($y->{sign}, $x->{sign}, 'sign of $y is correct');
# mantissa
ok(defined($y->{value}), 'mantissa of $y is defined');
is(ref($y->{value}), ref($x->{value}),
'mantissa of $y and $x use the same reference type');
isnt(ref($y->{value}), '', 'mantissa of $y is a reference');
isnt(refaddr($y->{value}), refaddr($x->{value}),
'mantissa of $y is not the mantissa of $x');
is($LIB->_str($y->{value}), $LIB->_str($x->{value}),
'mantissa of $y is correct');
# accuracy and precision
is($y->{_a}, $x->{_a}, 'accuracy');
is($y->{_p}, $x->{_p}, 'precision');
};
# testing copy() as a class method
$y = Math::BigInt -> copy($x);
subtest '$y = Math::BigInt -> copy($x)' => sub {
plan tests => 13;
# object
ok(defined($y), '$y is defined');
is(ref($y), 'Math::BigInt', '$y has the right class');
isnt(refaddr($y), refaddr($x), '$y is a different object than $x');
# sign
ok(defined($y->{sign}), 'sign of $y is defined');
is(ref($y->{sign}), '', 'sign of $y is not a reference');
is($y->{sign}, $x->{sign}, 'sign of $y is correct');
# mantissa
ok(defined($y->{value}), 'mantissa of $y is defined');
is(ref($y->{value}), ref($x->{value}),
'mantissa of $y and $x use the same reference type');
isnt(ref($y->{value}), '', 'mantissa of $y is a reference');
isnt(refaddr($y->{value}), refaddr($x->{value}),
'mantissa of $y is not the mantissa of $x');
is($LIB->_str($y->{value}), $LIB->_str($x->{value}),
'mantissa of $y is correct');
# accuracy and precision
is($y->{_a}, $x->{_a}, 'accuracy');
is($y->{_p}, $x->{_p}, 'precision');
};
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