#!/usr/bin/perl -w
# Copyright 2012, 2013, 2014 Kevin Ryde
# This file is part of Math-NumSeq.
#
# Math-NumSeq 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-NumSeq 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-NumSeq. If not, see <http://www.gnu.org/licenses/>.
use 5.004;
use strict;
use Test;
use lib 't';
use MyTestHelpers;
BEGIN { MyTestHelpers::nowarnings(); }
use Math::NumSeq::Triangular;
my $test_count = (tests => 33)[1];
plan tests => $test_count;
#------------------------------------------------------------------------------
# VERSION
{
my $want_version = 71;
ok ($Math::NumSeq::Triangular::VERSION, $want_version,
'VERSION variable');
ok (Math::NumSeq::Triangular->VERSION, $want_version,
'VERSION class method');
ok (eval { Math::NumSeq::Triangular->VERSION($want_version); 1 },
1,
"VERSION class check $want_version");
my $check_version = $want_version + 1000;
ok (! eval { Math::NumSeq::Triangular->VERSION($check_version); 1 },
1,
"VERSION class check $check_version");
}
#------------------------------------------------------------------------------
# characteristic(), i_start(), parameters
{
my $seq = Math::NumSeq::Triangular->new;
ok ($seq->characteristic('increasing'), 1, 'characteristic(increasing)');
ok ($seq->characteristic('integer'), 1, 'characteristic(integer)');
ok (! $seq->characteristic('smaller'), 1, 'characteristic(smaller)');
ok ($seq->i_start, 0, 'i_start()');
my @pnames = map {$_->{'name'}} $seq->parameter_info_list;
ok (join(',',@pnames),
'');
}
#------------------------------------------------------------------------------
# value_to_i_floor()
{
my $seq = Math::NumSeq::Triangular->new;
ok ($seq->value_to_i_floor(0), 0);
ok ($seq->value_to_i_floor(0.5), 0);
ok ($seq->value_to_i_floor(1), 1);
ok ($seq->value_to_i_floor(1.5), 1);
ok ($seq->value_to_i_floor(2.5), 1);
ok ($seq->value_to_i_floor(3), 2);
ok ($seq->value_to_i_floor(3.5), 2);
ok ($seq->value_to_i_floor(27.5), 6);
ok ($seq->value_to_i_floor(28), 7);
ok ($seq->value_to_i_floor(28.5), 7);
ok ($seq->value_to_i_floor(-0.5), 0);
ok ($seq->value_to_i_floor(-100), 0);
}
#------------------------------------------------------------------------------
# value_to_i_ceil()
{
my $seq = Math::NumSeq::Triangular->new;
ok ($seq->value_to_i_ceil(0), 0);
ok ($seq->value_to_i_ceil(0.5), 1);
ok ($seq->value_to_i_ceil(1), 1);
ok ($seq->value_to_i_ceil(1.5), 2);
ok ($seq->value_to_i_ceil(2.5), 2);
ok ($seq->value_to_i_ceil(3), 2);
ok ($seq->value_to_i_ceil(3.5), 3);
ok ($seq->value_to_i_ceil(27.5), 7);
ok ($seq->value_to_i_ceil(28), 7);
ok ($seq->value_to_i_ceil(28.5), 8);
ok ($seq->value_to_i_ceil(-0.5), 0);
ok ($seq->value_to_i_ceil(-100), 0);
}
#------------------------------------------------------------------------------
# seek_to_value()
# {
# my $seq = Math::NumSeq::Triangular->new;
# {
# $seq->seek_to_value(-123);
# my ($i, $value) = $seq->next;
# ok ($i, 0);
# ok ($value, 0);
# }
# {
# $seq->seek_to_value(0);
# my ($i, $value) = $seq->next;
# ok ($i, 0);
# ok ($value, 0);
# }
# {
# $seq->seek_to_value(0.5);
# my ($i, $value) = $seq->next;
# ok ($i, 1);
# ok ($value, 1);
# }
# {
# $seq->seek_to_value(1);
# my ($i, $value) = $seq->next;
# ok ($i, 1);
# ok ($value, 1);
# }
# {
# $seq->seek_to_value(1.5);
# my ($i, $value) = $seq->next;
# ok ($i, 2);
# ok ($value, 4);
# }
# {
# $seq->seek_to_value(3);
# my ($i, $value) = $seq->next;
# ok ($i, 2);
# ok ($value, 4);
# }
# {
# $seq->seek_to_value(28);
# my ($i, $value) = $seq->next;
# ok ($i, 7);
# ok ($value, 7);
# }
# }
exit 0;