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|
#!perl -T
use 5.010;
use strict;
use warnings FATAL => 'all';
use Test::More tests => 20;
use Test::Fatal;
use Statistics::R::REXP::Unknown;
my $unk = new_ok('Statistics::R::REXP::Unknown', [sexptype=>42], 'new unknown');
is($unk, $unk, 'self equality');
my $unk_2 = Statistics::R::REXP::Unknown->new(sexptype => 42);
is($unk, $unk_2, 'unknown equality');
is(Statistics::R::REXP::Unknown->new($unk_2), $unk, 'copy constructor');
is(Statistics::R::REXP::Unknown->new(42), $unk, 'scalar constructor');
## error checking in constructor arguments
like(exception {
Statistics::R::REXP::Unknown->new([1, 2, 3])
}, qr/Attribute 'sexptype' must be a number in range 0-255/,
'error-check in single-arg constructor');
like(exception {
Statistics::R::REXP::Unknown->new(1, 2, 3)
}, qr/odd number of arguments/,
'odd constructor arguments');
like(exception {
Statistics::R::REXP::Unknown->new(sexptype => [1, 2, 3])
}, qr/Attribute 'sexptype' must be a number in range 0-255/,
'bad name argument');
my $unk_foo = Statistics::R::REXP::Unknown->new(sexptype => 100);
isnt($unk, $unk_foo, 'unknown inequality');
is($unk->sexptype, 42, 'unknown sexptype');
ok(! $unk->is_null, 'is not null');
ok(! $unk->is_vector, 'is not vector');
is($unk .'', 'Unknown', 'unknown text representation');
## attributes
is_deeply($unk->attributes, undef, 'default attributes');
my $unk_attr = Statistics::R::REXP::Unknown->new(sexptype => 42,
attributes => { foo => 'bar',
x => [40, 41, 42] });
is_deeply($unk_attr->attributes,
{ foo => 'bar', x => [40, 41, 42] }, 'constructed attributes');
my $unk_attr2 = Statistics::R::REXP::Unknown->new(sexptype => 42,
attributes => { foo => 'bar',
x => [40, 41, 42] });
my $another_unk_attr = Statistics::R::REXP::Unknown->new(sexptype => 42,
attributes => { foo => 'bar',
x => [40, 42, 42] });
is($unk_attr, $unk_attr2, 'equality considers attributes');
isnt($unk_attr, $unk, 'inequality considers attributes');
isnt($unk_attr, $another_unk_attr, 'inequality considers attributes deeply');
## attributes must be a hash
like(exception {
Statistics::R::REXP::Unknown->new(sexptype => 42,
attributes => 1)
}, qr/Attribute 'attributes' must be a hash reference/,
'setting non-HASH attributes');
## Perl representation
is_deeply($unk->to_pl,
undef, 'Perl representation');
|
