move Math-Big* from ./dist to ./cpan

[perl5.git] / cpan / Math-BigRat / t / big_ap.t

diff --git a/cpan/Math-BigRat/t/big_ap.t b/cpan/Math-BigRat/t/big_ap.t
new file mode 100644 (file)
index 0000000..1b45edd
--- /dev/null
+++ b/cpan/Math-BigRat/t/big_ap.t
@@ -0,0 +1,94 @@
+#!/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);