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#!/usr/bin/perl -w
# Test that accuracy() and precision() in BigInt/BigFloat do not disturb
# the rounding force in BigRat.
use strict;
use Test::More tests => 17;
use Math::BigInt;
use Math::BigFloat;
use Math::BigRat;
my $r = 'Math::BigRat';
my $proper = $r->new('12345678901234567890/2');
my $proper_inc = $r->new('12345678901234567890/2')->binc();
my $proper_dec = $r->new('12345678901234567890/2')->bdec();
my $proper_int = Math::BigInt->new('12345678901234567890');
my $proper_float = Math::BigFloat->new('12345678901234567890');
my $proper2 = $r->new('12345678901234567890');
print "# Start\n";
Math::BigInt->accuracy(3);
Math::BigFloat->accuracy(5);
my ($x,$y,$z);
##############################################################################
# new()
$z = $r->new('12345678901234567890/2');
is ($z,$proper);
$z = $r->new('1234567890123456789E1');
is ($z,$proper2);
$z = $r->new('12345678901234567890/1E0');
is ($z,$proper2);
$z = $r->new('1234567890123456789e1/1');
is ($z,$proper2);
$z = $r->new('1234567890123456789e1/1E0');
is ($z,$proper2);
$z = $r->new($proper_int);
is ($z,$proper2);
$z = $r->new($proper_float);
is ($z,$proper2);
##############################################################################
# bdiv
$x = $r->new('12345678901234567890'); $y = Math::BigRat->new('2');
$z = $x->copy->bdiv($y);
is ($z,$proper);
##############################################################################
# bmul
$x = $r->new("$proper"); $y = Math::BigRat->new('1');
$z = $x->copy->bmul($y);
is ($z,$proper);
$z = $r->new('12345678901234567890/1E0');
is ($z,$proper2);
$z = $r->new($proper_int);
is ($z,$proper2);
$z = $r->new($proper_float);
is ($z,$proper2);
##############################################################################
# bdiv
$x = $r->new('12345678901234567890'); $y = Math::BigRat->new('2');
$z = $x->copy->bdiv($y);
is ($z,$proper);
##############################################################################
# bmul
$x = $r->new("$proper"); $y = Math::BigRat->new('1');
$z = $x->copy->bmul($y);
is ($z,$proper);
$x = $r->new("$proper"); $y = Math::BigRat->new('2');
$z = $x->copy->bmul($y);
is ($z,$proper2);
##############################################################################
# binc/bdec
$x = $proper->copy()->binc(); is ($x,$proper_inc);
$x = $proper->copy()->bdec(); is ($x,$proper_dec);
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