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#!/usr/bin/perl
use strict;
use warnings;
use Test::More tests => 59;
use Test::Exception;
use MooseX::Declare;
class Point {
has 'x' => (isa => 'Int', is => 'rw', required => 1);
has 'y' => (isa => 'Int', is => 'rw', required => 1);
method clear {
$self->x(0);
$self->y(0);
}
}
class Point3D extends Point {
has 'z' => (isa => 'Int', is => 'rw', required => 1);
after clear {
$self->z(0);
}
}
my $point = Point->new(x => 1, y => 2);
isa_ok($point, 'Point');
isa_ok($point, 'Moose::Object');
is($point->x, 1, '... got the right value for x');
is($point->y, 2, '... got the right value for y');
$point->y(10);
is($point->y, 10, '... got the right (changed) value for y');
dies_ok {
$point->y('Foo');
} '... cannot assign a non-Int to y';
dies_ok {
Point->new();
} '... must provide required attributes to new';
$point->clear();
is($point->x, 0, '... got the right (cleared) value for x');
is($point->y, 0, '... got the right (cleared) value for y');
# check the type constraints on the constructor
lives_ok {
Point->new(x => 0, y => 0);
} '... can assign a 0 to x and y';
dies_ok {
Point->new(x => 10, y => 'Foo');
} '... cannot assign a non-Int to y';
dies_ok {
Point->new(x => 'Foo', y => 10);
} '... cannot assign a non-Int to x';
# Point3D
my $point3d = Point3D->new({ x => 10, y => 15, z => 3 });
isa_ok($point3d, 'Point3D');
isa_ok($point3d, 'Point');
isa_ok($point3d, 'Moose::Object');
is($point3d->x, 10, '... got the right value for x');
is($point3d->y, 15, '... got the right value for y');
is($point3d->{'z'}, 3, '... got the right value for z');
$point3d->clear();
is($point3d->x, 0, '... got the right (cleared) value for x');
is($point3d->y, 0, '... got the right (cleared) value for y');
is($point3d->z, 0, '... got the right (cleared) value for z');
dies_ok {
Point3D->new(x => 10, y => 'Foo', z => 3);
} '... cannot assign a non-Int to y';
dies_ok {
Point3D->new(x => 'Foo', y => 10, z => 3);
} '... cannot assign a non-Int to x';
dies_ok {
Point3D->new(x => 0, y => 10, z => 'Bar');
} '... cannot assign a non-Int to z';
dies_ok {
Point3D->new(x => 10, y => 3);
} '... z is a required attribute for Point3D';
# test some class introspection
can_ok('Point', 'meta');
isa_ok(Point->meta, 'Moose::Meta::Class');
can_ok('Point3D', 'meta');
isa_ok(Point3D->meta, 'Moose::Meta::Class');
isnt(Point->meta, Point3D->meta, '... they are different metaclasses as well');
# poke at Point
is_deeply(
[ Point->meta->superclasses ],
[ 'Moose::Object' ],
'... Point got the automagic base class');
my @Point_methods = qw(meta new x y clear DESTROY);
my @Point_attrs = ('x', 'y');
is_deeply(
[ sort Point->meta->get_method_list() ],
[ sort @Point_methods ],
'... we match the method list for Point');
is_deeply(
[ sort Point->meta->get_attribute_list() ],
[ sort @Point_attrs ],
'... we match the attribute list for Point');
foreach my $method (@Point_methods) {
ok(Point->meta->has_method($method), '... Point has the method "' . $method . '"');
}
foreach my $attr_name (@Point_attrs ) {
ok(Point->meta->has_attribute($attr_name), '... Point has the attribute "' . $attr_name . '"');
my $attr = Point->meta->get_attribute($attr_name);
ok($attr->has_type_constraint, '... Attribute ' . $attr_name . ' has a type constraint');
isa_ok($attr->type_constraint, 'Moose::Meta::TypeConstraint');
is($attr->type_constraint->name, 'Int', '... Attribute ' . $attr_name . ' has an Int type constraint');
}
# poke at Point3D
is_deeply(
[ Point3D->meta->superclasses ],
[ 'Point' ],
'... Point3D gets the parent given to it');
my @Point3D_methods = qw(new meta z clear DESTROY);
my @Point3D_attrs = ('z');
is_deeply(
[ sort Point3D->meta->get_method_list() ],
[ sort @Point3D_methods ],
'... we match the method list for Point3D');
is_deeply(
[ sort Point3D->meta->get_attribute_list() ],
[ sort @Point3D_attrs ],
'... we match the attribute list for Point3D');
foreach my $method (@Point3D_methods) {
ok(Point3D->meta->has_method($method), '... Point3D has the method "' . $method . '"');
}
foreach my $attr_name (@Point3D_attrs ) {
ok(Point3D->meta->has_attribute($attr_name), '... Point3D has the attribute "' . $attr_name . '"');
my $attr = Point3D->meta->get_attribute($attr_name);
ok($attr->has_type_constraint, '... Attribute ' . $attr_name . ' has a type constraint');
isa_ok($attr->type_constraint, 'Moose::Meta::TypeConstraint');
is($attr->type_constraint->name, 'Int', '... Attribute ' . $attr_name . ' has an Int type constraint');
}
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