#!/usr/bin/perl -w
# Copyright 2010, 2011, 2012, 2013, 2014 Kevin Ryde
# This file is part of Math-PlanePath.
#
# Math-PlanePath is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the Free
# Software Foundation; either version 3, or (at your option) any later
# version.
#
# Math-PlanePath is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# You should have received a copy of the GNU General Public License along
# with Math-PlanePath. If not, see <http://www.gnu.org/licenses/>.
use 5.004;
use strict;
use Test;
use lib 't';
use MyTestHelpers;
BEGIN { MyTestHelpers::nowarnings(); }
# uncomment this to run the ### lines
#use Smart::Comments '###';
my $test_count = (tests => 46)[1];
plan tests => $test_count;
if (! eval { require Math::NumSeq; 1 }) {
MyTestHelpers::diag ('skip due to Math::NumSeq not available -- ',$@);
foreach (1 .. $test_count) {
skip ('due to no Math::NumSeq', 1, 1);
}
exit 0;
}
require Math::NumSeq::PlanePathCoord;
{
package MyPlanePath;
use vars '@ISA';
@ISA = ('Math::PlanePath');
sub n_to_xy {
my ($self, $n) = @_;
return ($self->{'x'},$self->{'y'});
}
}
#------------------------------------------------------------------------------
# _coordinate_func_ExperimentalParity()
{
my $path = MyPlanePath->new;
my $seq = Math::NumSeq::PlanePathCoord->new (planepath_object => $path);
$path->{'x'} = 0;
$path->{'y'} = 10;
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_ExperimentalParity($seq,0), 0);
$path->{'x'} = -10;
$path->{'y'} = 0;
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_ExperimentalParity($seq,0), 0);
$path->{'x'} = -11;
$path->{'y'} = 0;
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_ExperimentalParity($seq,0), 1);
$path->{'x'} = 1.5;
$path->{'y'} = 11;
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_ExperimentalParity($seq,0), 0.5);
$path->{'x'} = 1.5;
$path->{'y'} = -20;
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_ExperimentalParity($seq,0), 1.5);
}
#------------------------------------------------------------------------------
# _coordinate_func_ExperimentalNumerator()
# _coordinate_func_ExperimentalDenominator()
{
my $path = MyPlanePath->new;
my $seq = Math::NumSeq::PlanePathCoord->new (planepath_object => $path);
$path->{'x'} = 0;
$path->{'y'} = 1;
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_ExperimentalNumerator($seq,0), 0);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_ExperimentalDenominator($seq,0), 1);
$path->{'x'} = -2;
$path->{'y'} = 4;
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_ExperimentalNumerator($seq,0), -1);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_ExperimentalDenominator($seq,0), 2);
$path->{'x'} = -2;
$path->{'y'} = -5;
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_ExperimentalNumerator($seq,0), 2);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_ExperimentalDenominator($seq,0), 5);
$path->{'x'} = 10;
$path->{'y'} = 0;
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_ExperimentalNumerator($seq,0), 1);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_ExperimentalDenominator($seq,0), 0);
$path->{'x'} = -10;
$path->{'y'} = 0;
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_ExperimentalNumerator($seq,0), -1);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_ExperimentalDenominator($seq,0), 0);
$path->{'x'} = 0;
$path->{'y'} = 10;
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_ExperimentalNumerator($seq,0), 0);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_ExperimentalDenominator($seq,0), 1);
}
#------------------------------------------------------------------------------
# _coordinate_func_IntXY()
# _coordinate_func_FracXY()
{
my $path = MyPlanePath->new;
my $seq = Math::NumSeq::PlanePathCoord->new (planepath_object => $path);
$path->{'x'} = 11;
$path->{'y'} = 2;
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_IntXY($seq,0), 5);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_FracXY($seq,0), 1/2);
$path->{'x'} = -11;
$path->{'y'} = 2;
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_IntXY($seq,0), -5);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_FracXY($seq,0), -1/2);
$path->{'x'} = 11;
$path->{'y'} = -2;
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_IntXY($seq,0), -5);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_FracXY($seq,0), -1/2);
$path->{'x'} = -11;
$path->{'y'} = -2;
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_IntXY($seq,0), 5);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_FracXY($seq,0), 1/2);
}
#------------------------------------------------------------------------------
# _coordinate_func_BitAnd()
# _coordinate_func_BitOr()
# _coordinate_func_BitXor()
{
my $path = MyPlanePath->new;
my $seq = Math::NumSeq::PlanePathCoord->new (planepath_object => $path);
$path->{'x'} = 0;
$path->{'y'} = 0;
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_BitAnd($seq,0), 0);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_BitOr($seq,0), 0);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_BitXor($seq,0), 0);
$path->{'x'} = 7;
$path->{'y'} = 9;
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_BitAnd($seq,0), 1);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_BitOr($seq,0), 15);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_BitXor($seq,0), 14);
$path->{'x'} = 7.0 / 16.0;
$path->{'y'} = 9.0 / 16.0;
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_BitAnd($seq,0),1.0 /16.0);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_BitOr($seq,0), 15.0/16.0);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_BitXor($seq,0),14.0/16.0);
$path->{'x'} = 7.0 / 4.0;
$path->{'y'} = 9.0 / 4.0;
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_BitAnd($seq,0),1.0 /4.0);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_BitOr($seq,0), 15.0/4.0);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_BitXor($seq,0),14.0/4.0);
$path->{'x'} = -1.0 / 16.0;
$path->{'y'} = -1.0 / 16.0;
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_BitAnd($seq,0),-1.0/16.0);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_BitOr($seq,0), -1.0/16.0);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_BitXor($seq,0),0);
$path->{'x'} = -1.0 / 16.0; # ...111.1111
$path->{'y'} = 15.0 / 16.0; # 0.1111
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_BitAnd($seq,0),15.0/16.0);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_BitOr($seq,0), -1.0/16.0);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_BitXor($seq,0),-1);
$path->{'x'} = -1.0 / 16.0; # ...111.1111
$path->{'y'} = 2.0 / 16.0; # 0.0010
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_BitAnd($seq,0), 2.0/16.0);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_BitOr($seq,0), -1.0/16.0);
ok (Math::NumSeq::PlanePathCoord::_coordinate_func_BitXor($seq,0),-3.0/16.0);
}
#------------------------------------------------------------------------------
exit 0;