use strict;
use warnings;
+use Test::More tests => 10;
+
+
{
package Human;
use Moose;
use Moose::Util::TypeConstraints;
- subtype 'EyeColor'
- => as 'Object'
- => where { $_->isa('Human::EyeColor') };
-
- coerce 'EyeColor'
- => from 'ArrayRef'
- => via {
- return Human::EyeColor->new(
- bey2_1 => $_->[0],
- bey2_2 => $_->[1],
- gey_1 => $_->[2],
- gey_2 => $_->[3],
- );
- };
-
subtype 'Gender'
=> as 'Str'
=> where { $_ =~ m{^[mf]$}s };
has 'gender' => ( is => 'ro', isa => 'Gender', required => 1 );
- has 'eye_color' => ( is => 'ro', isa => 'EyeColor', coerce => 1, required => 1 );
-
has 'mother' => ( is => 'ro', isa => 'Human' );
has 'father' => ( is => 'ro', isa => 'Human' );
use overload '+' => \&_overload_add, fallback => 1;
sub _overload_add {
- my ($one, $two) = @_;
+ my ( $one, $two ) = @_;
- die('Only male and female humans may have children')
- if ($one->gender() eq $two->gender());
+ die('Only male and female humans may create children')
+ if ( $one->gender() eq $two->gender() );
- my ( $mother, $father ) = ( $one->gender eq 'f' ? ($one, $two) : ($two, $one) );
+ my ( $mother, $father )
+ = ( $one->gender eq 'f' ? ( $one, $two ) : ( $two, $one ) );
my $gender = 'f';
- $gender = 'm' if (rand() >= 0.5);
-
- # Would be better to use Crypt::Random.
- #use Crypt::Random qw( makerandom );
- #$gender = 'm' if (makerandom( Size => 1, Strength => 1, Uniform => 1 ));
+ $gender = 'm' if ( rand() >= 0.5 );
return Human->new(
- gender => $gender,
+ gender => $gender,
eye_color => ( $one->eye_color() + $two->eye_color() ),
- mother => $mother,
- father => $father,
+ mother => $mother,
+ father => $father,
);
}
+
+ use List::MoreUtils qw( zip );
+
+ coerce 'Human::EyeColor'
+ => from 'ArrayRef'
+ => via { my @genes = qw( bey2_1 bey2_2 gey_1 gey_2 );
+ return Human::EyeColor->new( zip( @genes, @{$_} ) ); };
+
+ has 'eye_color' => (
+ is => 'ro',
+ isa => 'Human::EyeColor',
+ coerce => 1,
+ required => 1,
+ );
+
}
{
- package Human::EyeColor;
+ package Human::Gene::bey2;
+
+ use Moose;
+ use Moose::Util::TypeConstraints;
+
+ type 'bey2_color' => where { $_ =~ m{^(?:brown|blue)$} };
+
+ has 'color' => ( is => 'ro', isa => 'bey2_color' );
+}
+
+{
+ package Human::Gene::gey;
use Moose;
use Moose::Util::TypeConstraints;
- subtype 'bey2Gene'
- => as 'Object'
- => where { $_->isa('Human::Gene::bey2') };
+ type 'gey_color' => where { $_ =~ m{^(?:green|blue)$} };
+
+ has 'color' => ( is => 'ro', isa => 'gey_color' );
+}
- coerce 'bey2Gene'
+{
+ package Human::EyeColor;
+
+ use Moose;
+ use Moose::Util::TypeConstraints;
+
+ coerce 'Human::Gene::bey2'
=> from 'Str'
=> via { Human::Gene::bey2->new( color => $_ ) };
- subtype 'geyGene'
- => as 'Object'
- => where { $_->isa('Human::Gene::gey') };
-
- coerce 'geyGene'
+ coerce 'Human::Gene::gey'
=> from 'Str'
=> via { Human::Gene::gey->new( color => $_ ) };
- has 'bey2_1' => ( is => 'ro', isa => 'bey2Gene', coerce => 1 );
- has 'bey2_2' => ( is => 'ro', isa => 'bey2Gene', coerce => 1 );
-
- has 'gey_1' => ( is => 'ro', isa => 'geyGene', coerce => 1 );
- has 'gey_2' => ( is => 'ro', isa => 'geyGene', coerce => 1 );
+ has [qw( bey2_1 bey2_2 )] =>
+ ( is => 'ro', isa => 'Human::Gene::bey2', coerce => 1 );
- use overload '+' => \&_overload_add, fallback => 1;
- use overload '""' => \&color, fallback => 1;
+ has [qw( gey_1 gey_2 )] =>
+ ( is => 'ro', isa => 'Human::Gene::gey', coerce => 1 );
sub color {
- my ( $self ) = @_;
+ my ($self) = @_;
+
+ return 'brown'
+ if ( $self->bey2_1->color() eq 'brown'
+ or $self->bey2_2->color() eq 'brown' );
+
+ return 'green'
+ if ( $self->gey_1->color() eq 'green'
+ or $self->gey_2->color() eq 'green' );
- return 'brown' if ($self->bey2_1->color() eq 'brown' or $self->bey2_2->color() eq 'brown');
- return 'green' if ($self->gey_1->color() eq 'green' or $self->gey_2->color() eq 'green');
return 'blue';
}
+ use overload '""' => \&color, fallback => 1;
+
+ use overload '+' => \&_overload_add, fallback => 1;
+
sub _overload_add {
- my ($one, $two) = @_;
+ my ( $one, $two ) = @_;
my $one_bey2 = 'bey2_' . _rand2();
my $two_bey2 = 'bey2_' . _rand2();
}
sub _rand2 {
- # Would be better to use Crypt::Random.
- #use Crypt::Random qw( makerandom );
- #return 1 + makerandom( Size => 1, Strength => 1, Uniform => 1 );
return 1 + int( rand(2) );
}
}
-{
- package Human::Gene::bey2;
-
- use Moose;
- use Moose::Util::TypeConstraints;
-
- type 'bey2Color' => where { $_ =~ m{^(?:brown|blue)$}s };
-
- has 'color' => ( is => 'ro', isa => 'bey2Color' );
-}
-
-{
- package Human::Gene::gey;
-
- use Moose;
- use Moose::Util::TypeConstraints;
-
- type 'geyColor' => where { $_ =~ m{^(?:green|blue)$}s };
-
- has 'color' => ( is => 'ro', isa => 'geyColor' );
-}
-
-use Test::More tests => 10;
-
my $gene_color_sets = [
- [qw( blue blue blue blue ) => 'blue'],
- [qw( blue blue green blue ) => 'green'],
- [qw( blue blue blue green ) => 'green'],
- [qw( blue blue green green ) => 'green'],
- [qw( brown blue blue blue ) => 'brown'],
- [qw( brown brown green green ) => 'brown'],
- [qw( blue brown green blue ) => 'brown'],
+ [ qw( blue blue blue blue ) => 'blue' ],
+ [ qw( blue blue green blue ) => 'green' ],
+ [ qw( blue blue blue green ) => 'green' ],
+ [ qw( blue blue green green ) => 'green' ],
+ [ qw( brown blue blue blue ) => 'brown' ],
+ [ qw( brown brown green green ) => 'brown' ],
+ [ qw( blue brown green blue ) => 'brown' ],
];
foreach my $set (@$gene_color_sets) {
- my $expected_color = pop( @$set );
+ my $expected_color = pop(@$set);
+
my $person = Human->new(
- gender => 'f',
+ gender => 'f',
eye_color => $set,
);
+
is(
$person->eye_color(),
$expected_color,
- 'gene combination '.join(',',@$set).' produces '.$expected_color.' eye color',
+ 'gene combination '
+ . join( ',', @$set )
+ . ' produces '
+ . $expected_color
+ . ' eye color',
);
}
my $parent_sets = [
- [ [qw( blue blue blue blue )], [qw( blue blue blue blue )] => 'blue' ],
- [ [qw( blue blue blue blue )], [qw( brown brown green blue )] => 'brown' ],
- [ [qw( blue blue green green )], [qw( blue blue green green )] => 'green' ],
+ [
+ [qw( blue blue blue blue )],
+ [qw( blue blue blue blue )] => 'blue'
+ ],
+ [
+ [qw( blue blue blue blue )],
+ [qw( brown brown green blue )] => 'brown'
+ ],
+ [
+ [qw( blue blue green green )],
+ [qw( blue blue green green )] => 'green'
+ ],
];
foreach my $set (@$parent_sets) {
- my $expected_color = pop( @$set );
- my $mother = Human->new(
- gender => 'f',
+ my $expected_color = pop(@$set);
+
+ my $mother = Human->new(
+ gender => 'f',
eye_color => shift(@$set),
);
+
my $father = Human->new(
- gender => 'm',
+ gender => 'm',
eye_color => shift(@$set),
);
+
my $child = $mother + $father;
+
is(
$child->eye_color(),
$expected_color,
- 'mother '.$mother->eye_color().' + father '.$father->eye_color().' = child '.$expected_color,
+ 'mother '
+ . $mother->eye_color()
+ . ' + father '
+ . $father->eye_color()
+ . ' = child '
+ . $expected_color,
);
}
projects / gitmo/Moose.git / blobdiff