$self->z(0);
};
- ....
+ package main;
# hash or hashrefs are ok for the constructor
my $point1 = Point->new(x => 5, y => 7);
From here on, we can use C<$point> and C<$point3d> just as you would
any other Perl 5 object. For a more detailed example of what can be
-done, you can refer to the F<t/000_recipes/basic/001_point.t> test
-file.
+done, you can refer to the
+F<t/000_recipes/moose_cookbook_basics_recipe1.t> test file.
=head2 Moose Objects are Just Hashrefs
=item Method Modifiers
-The concept of method modifiers is directly ripped off from CLOS. A
+The concept of method modifiers is directly ripped off from CLOS. A
great explanation of them can be found by following this link.
L<http://www.gigamonkeys.com/book/object-reorientation-generic-functions.html>
=head1 COPYRIGHT AND LICENSE
-Copyright 2006-2009 by Infinity Interactive, Inc.
+Copyright 2006-2010 by Infinity Interactive, Inc.
L<http://www.iinteractive.com>
This library is free software; you can redistribute it and/or modify
it under the same terms as Perl itself.
+=begin testing
+
+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 x y clear);
+my @Point_attrs = ( 'x', 'y' );
+
+is_deeply(
+ [ sort @Point_methods ],
+ [ sort Point->meta->get_method_list() ],
+ '... we match the method list for Point'
+);
+
+is_deeply(
+ [ sort @Point_attrs ],
+ [ sort Point->meta->get_attribute_list() ],
+ '... 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( meta z clear );
+my @Point3D_attrs = ('z');
+
+is_deeply(
+ [ sort @Point3D_methods ],
+ [ sort Point3D->meta->get_method_list() ],
+ '... we match the method list for Point3D'
+);
+
+is_deeply(
+ [ sort @Point3D_attrs ],
+ [ sort Point3D->meta->get_attribute_list() ],
+ '... 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' );
+}
+
+=end testing
+
=cut