From: Jarkko Hietaniemi <jhi@iki.fi>
Date: Thu, 14 Jun 2001 03:11:16 +0000 (+0000)
Subject: The test doesn't work (yet?), Math::BigInt::round_mode() is missing.
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=5ceb3882bdb9c368ed1f97eefe994e13dcfccb8e;p=p5sagit%2Fp5-mst-13.2.git

The test doesn't work (yet?), Math::BigInt::round_mode() is missing.

p4raw-id: //depot/perl@10583
---

diff --git a/MANIFEST b/MANIFEST
index 1bd2f76..1565c83 100644
--- a/MANIFEST
+++ b/MANIFEST
@@ -10,6 +10,7 @@ Changes5.005		Differences between 5.004 and 5.005
 Changes5.6		Differences between 5.005 and 5.6
 Configure		Portability tool
 Copying			The GNU General Public License
+Cross/README		Cross-compilation.
 EXTERN.h		Included before foreign .h files
 INSTALL			Detailed installation instructions
 INTERN.h		Included before domestic .h files
@@ -1595,7 +1596,6 @@ t/lib/lc-currency.t	See if Locale::Codes work
 t/lib/lc-language.t	See if Locale::Codes work
 t/lib/lc-maketext.t	See if Locale::Maketext works
 t/lib/lc-uk.t	See if Locale::Codes work
-t/lib/mbimbf.t	Test accuracy/precision settings in MBI/MBF
 t/lib/md5-aaa.t	See if Digest::MD5 extension works
 t/lib/md5-align.t	See if Digest::MD5 extension works
 t/lib/md5-badf.t	See if Digest::MD5 extension works
diff --git a/t/lib/mbimbf.t b/t/lib/mbimbf.t
deleted file mode 100644
index 60d4892..0000000
--- a/t/lib/mbimbf.t
+++ /dev/null
@@ -1,193 +0,0 @@
-#!/usr/bin/perl -w
-
-# test accuracy, precicion and fallback, round_mode
-# test interaction between Math::BigInt and Math::BigFloat
-
-use strict;
-use Test;
-
-BEGIN 
-  {
-  $| = 1;
-  chdir 't' if -d 't';
-  unshift @INC, '../lib';
-  plan tests => 99;
-  }
-
-use Math::BigInt;
-use Math::BigFloat;
-
-my ($x,$y,$z,$u);
-
-###############################################################################
-# test defaults and set/get
-
-ok_undef ($Math::BigInt::accuracy);
-ok_undef ($Math::BigInt::precision);
-ok ($Math::BigInt::div_scale,40);
-ok (Math::BigInt::round_mode(),'even');
-ok ($Math::BigInt::rnd_mode,'even');
-
-ok_undef ($Math::BigFloat::accuracy);
-ok_undef ($Math::BigFloat::precision);
-ok ($Math::BigFloat::div_scale,40);
-ok ($Math::BigFloat::rnd_mode,'even');
-
-# accuracy
-foreach (qw/5 42 -1 0/)
-  {
-  ok ($Math::BigFloat::accuracy = $_,$_);
-  ok ($Math::BigInt::accuracy = $_,$_);
-  }
-ok_undef ($Math::BigFloat::accuracy = undef);
-ok_undef ($Math::BigInt::accuracy = undef);
-
-# precision
-foreach (qw/5 42 -1 0/)
-  {
-  ok ($Math::BigFloat::precision = $_,$_);
-  ok ($Math::BigInt::precision = $_,$_);
-  }
-ok_undef ($Math::BigFloat::precision = undef);
-ok_undef ($Math::BigInt::precision = undef);
-
-# fallback
-foreach (qw/5 42 1/)
-  {
-  ok ($Math::BigFloat::div_scale = $_,$_);
-  ok ($Math::BigInt::div_scale = $_,$_);
-  }
-# illegal values are possible for fallback due to no accessor
-
-# round_mode
-foreach (qw/odd even zero trunc +inf -inf/)
-  {
-  ok ($Math::BigFloat::rnd_mode = $_,$_);
-  ok ($Math::BigInt::rnd_mode = $_,$_);
-  }
-$Math::BigFloat::rnd_mode = 4;
-ok ($Math::BigFloat::rnd_mode,4);
-ok ($Math::BigInt::rnd_mode,'-inf');	# from above
-
-
-# local copies
-$x = Math::BigFloat->new(123.456);
-ok_undef ($x->accuracy());
-ok ($x->accuracy(5),5);
-ok_undef ($x->accuracy(undef),undef);
-ok_undef ($x->precision());
-ok ($x->precision(5),5);
-ok_undef ($x->precision(undef),undef);
-
-# see if MBF changes MBIs values
-ok ($Math::BigInt::accuracy = 42,42);
-ok ($Math::BigFloat::accuracy = 64,64);
-ok ($Math::BigInt::accuracy,42);		# should be still 42
-ok ($Math::BigFloat::accuracy,64);		# should be still 64
-
-###############################################################################
-# see if setting accuracy/precision actually rounds the number
-
-$x = Math::BigFloat->new(123.456); $x->accuracy(4);   ok ($x,123.5);
-$x = Math::BigFloat->new(123.456); $x->precision(-2); ok ($x,123.46);
-
-$x = Math::BigInt->new(123456);    $x->accuracy(4);   ok ($x,123500);
-$x = Math::BigInt->new(123456);    $x->precision(2);  ok ($x,123500);
-
-###############################################################################
-# test actual rounding via round()
-
-$x = Math::BigFloat->new(123.456);
-ok ($x->copy()->round(5,2),123.46);
-ok ($x->copy()->round(4,2),123.5);
-ok ($x->copy()->round(undef,-2),123.46);
-ok ($x->copy()->round(undef,2),100);
-
-$x = Math::BigFloat->new(123.45000);
-ok ($x->copy()->round(undef,-1,'odd'),123.5);
-
-# see if rounding is 'sticky'
-$x = Math::BigFloat->new(123.4567);
-$y = $x->copy()->bround();		# no-op since nowhere A or P defined
-
-ok ($y,123.4567);			
-$y = $x->copy()->round(5,2);
-ok ($y->accuracy(),5);
-ok_undef ($y->precision());		# A has precedence, so P still unset
-$y = $x->copy()->round(undef,2);
-ok ($y->precision(),2);
-ok_undef ($y->accuracy());		# P has precedence, so A still unset
-
-# does copy work?
-$x = Math::BigFloat->new(123.456); $x->accuracy(4); $x->precision(2);
-$z = $x->copy(); ok ($z->accuracy(),4); ok ($z->precision(),2);
-
-###############################################################################
-# test wether operations round properly afterwards
-# These tests are not complete, since they do not excercise every "return"
-# statement in the op's. But heh, it's better than nothing...
-
-$x = Math::BigFloat->new(123.456);
-$y = Math::BigFloat->new(654.321);
-$x->{_a} = 5;		# $x->accuracy(5) would round $x straightaway
-$y->{_a} = 4;		# $y->accuracy(4) would round $x straightaway
-
-$z = $x + $y;		ok ($z,777.8);
-$z = $y - $x;		ok ($z,530.9);
-$z = $y * $x;		ok ($z,80780);
-$z = $x ** 2;		ok ($z,15241);
-$z = $x * $x;		ok ($z,15241);
-# not yet: $z = -$x;		ok ($z,-123.46); ok ($x,123.456);
-$z = $x->copy(); $z->{_a} = 2; $z = $z / 2; ok ($z,62);
-$x = Math::BigFloat->new(123456); $x->{_a} = 4;
-$z = $x->copy; $z++;	ok ($z,123500);
-
-$x = Math::BigInt->new(123456);
-$y = Math::BigInt->new(654321);
-$x->{_a} = 5;		# $x->accuracy(5) would round $x straightaway
-$y->{_a} = 4;		# $y->accuracy(4) would round $x straightaway
-
-$z = $x + $y; 		ok ($z,777800);
-$z = $y - $x; 		ok ($z,530900);
-$z = $y * $x;		ok ($z,80780000000);
-$z = $x ** 2;		ok ($z,15241000000);
-# not yet: $z = -$x;		ok ($z,-123460); ok ($x,123456);
-$z = $x->copy; $z++;	ok ($z,123460);
-$z = $x->copy(); $z->{_a} = 2; $z = $z / 2; ok ($z,62000);
-
-# test mixed arguments and overloading
-$x = Math::BigFloat->new(10);
-$u = Math::BigFloat->new(2.5);
-$y = Math::BigInt->new(2);
-
-$z = $x + $y; ok ($z,12); ok (ref($z),'Math::BigFloat');
-$z = $x / $y; ok ($z,5); ok (ref($z),'Math::BigFloat');
-$z = $u * $y; ok ($z,5); ok (ref($z),'Math::BigFloat');
-
-$y = Math::BigInt->new(12345);
-$z = $u->copy()->bmul($y,2,0,'odd'); ok ($z,31000);
-$z = $u->copy()->bmul($y,3,0,'odd'); ok ($z,30900);
-$z = $u->copy()->bmul($y,undef,0,'odd'); ok ($z,30863);
-$z = $u->copy()->bmul($y,undef,1,'odd'); ok ($z,30860);
-$z = $u->copy()->bmul($y,undef,-1,'odd'); ok ($z,30862.5);
-
-# breakage:
-# $z = $y->copy()->bmul($u,2,0,'odd'); ok ($z,31000);
-# $z = $y * $u; ok ($z,5); ok (ref($z),'Math::BigInt');
-# $z = $y + $x; ok ($z,12); ok (ref($z),'Math::BigInt');
-# $z = $y / $x; ok ($z,0); ok (ref($z),'Math::BigInt');
-
-# all done
-
-###############################################################################
-# Perl 5.005 does not like ok ($x,undef)
-
-sub ok_undef
-  {
-  my $x = shift;
-
-  ok (1,1) and return if !defined $x;
-  ok ($x,'undef');
-  }
-#!/usr/bin/perl -w
-