#!/usr/bin/perl -w
###############################################################################
use strict;
use Test::More tests => 35;
use bignum qw/oct hex/;
###############################################################################
# general tests
my $x = 5;
like(ref($x), qr/^Math::BigInt/, '$x = 5 makes $x a Math::BigInt'); # :constant
is(2 + 2.5, 4.5, '2 + 2.5 = 4.5');
$x = 2 + 3.5;
is(ref($x), 'Math::BigFloat', '$x = 2 + 3.5 makes $x a Math::BigFloat');
is(2 * 2.1, 4.2, '2 * 2.1 = 4.2');
$x = 2 + 2.1;
is(ref($x), 'Math::BigFloat', '$x = 2 + 2.1 makes $x a Math::BigFloat');
$x = 2 ** 255;
like(ref($x), qr/^Math::BigInt/, '$x = 2 ** 255 makes $x a Math::BigInt');
# see if Math::BigInt constant and upgrading works
is(Math::BigInt::bsqrt("12"), '3.464101615137754587054892683011744733886',
'Math::BigInt::bsqrt("12")');
is(sqrt(12), '3.464101615137754587054892683011744733886',
'sqrt(12)');
is(2/3, "0.6666666666666666666666666666666666666667", '2/3');
#is(2 ** 0.5, 'NaN'); # should be sqrt(2);
is(12->bfac(), 479001600, '12->bfac() = 479001600');
# see if Math::BigFloat constant works
# 0123456789 0123456789 <- default 40
# 0123456789 0123456789
is(1/3, '0.3333333333333333333333333333333333333333', '1/3');
###############################################################################
# accuracy and precision
is(bignum->accuracy(), undef, 'get accuracy');
is(bignum->accuracy(12), 12, 'set accuracy to 12');
is(bignum->accuracy(), 12, 'get accuracy again');
is(bignum->precision(), undef, 'get precision');
is(bignum->precision(12), 12, 'set precision to 12');
is(bignum->precision(), 12, 'get precision again');
is(bignum->round_mode(), 'even', 'get round mode');
is(bignum->round_mode('odd'), 'odd', 'set round mode');
is(bignum->round_mode(), 'odd', 'get round mode again');
###############################################################################
# hex() and oct()
my $class = 'Math::BigInt';
is(ref(hex(1)), $class, qq|ref(hex(1)) = $class|);
is(ref(hex(0x1)), $class, qq|ref(hex(0x1)) = $class|);
is(ref(hex("af")), $class, qq|ref(hex("af")) = $class|);
is(ref(hex("0x1")), $class, qq|ref(hex("0x1")) = $class|);
is(hex("af"), Math::BigInt->new(0xaf),
qq|hex("af") = Math::BigInt->new(0xaf)|);
is(ref(oct("0x1")), $class, qq|ref(oct("0x1")) = $class|);
is(ref(oct("01")), $class, qq|ref(oct("01")) = $class|);
is(ref(oct("0b01")), $class, qq|ref(oct("0b01")) = $class|);
is(ref(oct("1")), $class, qq|ref(oct("1")) = $class|);
is(ref(oct(" 1")), $class, qq|ref(oct(" 1")) = $class|);
is(ref(oct(" 0x1")), $class, qq|ref(oct(" 0x1")) = $class|);
is(ref(oct(0x1)), $class, qq|ref(oct(0x1)) = $class|);
is(ref(oct(01)), $class, qq|ref(oct(01)) = $class|);
is(ref(oct(0b01)), $class, qq|ref(oct(0b01)) = $class|);
is(ref(oct(1)), $class, qq|ref(oct(1)) = $class|);