From: Shawn M Moore Date: Wed, 11 Jun 2008 11:04:39 +0000 (+0000) Subject: Add the Point example from Moose's tests. Except for method and type constraint stuff... X-Git-Tag: 0.04~17 X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=d56e83889aa9d9220fc5e85d0f1b8916e4d7d201;p=gitmo%2FMouse.git Add the Point example from Moose's tests. Except for method and type constraint stuff, it all passes. cool. --- diff --git a/t/000-recipes/001_point.t b/t/000-recipes/001_point.t new file mode 100644 index 0000000..d78638a --- /dev/null +++ b/t/000-recipes/001_point.t @@ -0,0 +1,200 @@ +#!/usr/bin/perl + +use strict; +use warnings; + +use Test::More tests => 58; +use Test::Exception; + +BEGIN { + use_ok('Mouse'); +} + +{ + package Point; + use Mouse; + + has 'x' => (isa => 'Int', is => 'ro'); + has 'y' => (isa => 'Int', is => 'rw'); + + sub clear { + my $self = shift; + $self->{x} = 0; + $self->y(0); + } + +}{ + package Point3D; + use Mouse; + + extends 'Point'; + + has 'z' => (isa => 'Int'); + + after 'clear' => sub { + my $self = shift; + $self->{z} = 0; + }; + +} + +my $point = Point->new(x => 1, y => 2); +isa_ok($point, 'Point'); +isa_ok($point, 'Mouse::Object'); + +is($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 { + $point->x(1000); +} '... cannot assign to a read-only method'; +is($point->x, 1, '... got the right (un-changed) value for x'); + +$point->clear(); + +is($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, 'Mouse::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'); + +dies_ok { + $point3d->z; +} '... there is no method for z'; + +$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'; + +# test some class introspection + +can_ok('Point', 'meta'); +isa_ok(Point->meta, 'Mouse::Meta::Class'); + +can_ok('Point3D', 'meta'); +isa_ok(Point3D->meta, 'Mouse::Meta::Class'); + +isnt(Point->meta, Point3D->meta, '... they are different metaclasses as well'); + +# poke at Point + +is_deeply( + [ Point->meta->superclasses ], + [ 'Mouse::Object' ], + '... Point got the automagic base class'); + +my @Point_methods = qw(meta new x y clear); +my @Point_attrs = ('x', 'y'); + +SKIP: { + skip "Mouse has no method introspection", 2 + @Point_methods; + + 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 ' . $attr_name . ' has a type constraint'); + + SKIP: { + skip "Mouse type constraints are not objects", 2; + isa_ok($attr->type_constraint, 'Mouse::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 clear); +my @Point3D_attrs = ('z'); + +SKIP: { + skip "Mouse has no method introspection", 2 + @Point3D_methods; + + 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 ' . $attr_name . ' has a type constraint'); + SKIP: { + skip "Mouse type constraints are not objects", 2; + isa_ok($attr->type_constraint, 'Mouse::Meta::TypeConstraint'); + is($attr->type_constraint->name, 'Int', '... Attribute ' . $attr_name . ' has an Int type constraint'); + }; +} +