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|
use strict;
use warnings;
use Test::More;
use Test::Exception;
use Class::MOP;
{
package Foo;
use strict;
use warnings;
use metaclass;
__PACKAGE__->meta->add_attribute('bar');
package Bar;
use strict;
use warnings;
use metaclass;
__PACKAGE__->meta->superclasses('Foo');
__PACKAGE__->meta->add_attribute('baz');
package Baz;
use strict;
use warnings;
use metaclass;
__PACKAGE__->meta->superclasses('Bar');
__PACKAGE__->meta->add_attribute('bah');
}
{
my $meta = Foo->meta;
my $original_metaclass_name = ref $meta;
is_deeply(
{ $meta->immutable_options }, {},
'immutable_options is empty before a class is made_immutable'
);
$meta->make_immutable;
my $immutable_metaclass = $meta->_immutable_metaclass->meta;
my $immutable_class_name = $immutable_metaclass->name;
ok( !$immutable_class_name->is_mutable, '... immutable_metaclass is not mutable' );
ok( $immutable_class_name->is_immutable, '... immutable_metaclass is immutable' );
is( $immutable_class_name->meta, $immutable_metaclass,
'... immutable_metaclass meta hack works' );
is_deeply(
{ $meta->immutable_options },
{
inline_accessors => 1,
inline_constructor => 1,
inline_destructor => 0,
debug => 0,
immutable_trait => 'Class::MOP::Class::Immutable::Trait',
constructor_name => 'new',
constructor_class => 'Class::MOP::Method::Constructor',
destructor_class => undef,
},
'immutable_options is empty before a class is made_immutable'
);
isa_ok( $meta, "Class::MOP::Class" );
}
{
my $meta = Foo->meta;
is( $meta->name, 'Foo', '... checking the Foo metaclass' );
ok( !$meta->is_mutable, '... our class is not mutable' );
ok( $meta->is_immutable, '... our class is immutable' );
isa_ok( $meta, 'Class::MOP::Class' );
dies_ok { $meta->add_method() } '... exception thrown as expected';
dies_ok { $meta->alias_method() } '... exception thrown as expected';
dies_ok { $meta->remove_method() } '... exception thrown as expected';
dies_ok { $meta->add_attribute() } '... exception thrown as expected';
dies_ok { $meta->remove_attribute() } '... exception thrown as expected';
dies_ok { $meta->add_package_symbol() }
'... exception thrown as expected';
dies_ok { $meta->remove_package_symbol() }
'... exception thrown as expected';
lives_ok { $meta->identifier() }
'... no exception for get_package_symbol special case';
my @supers;
lives_ok {
@supers = $meta->superclasses;
}
'... got the superclasses okay';
dies_ok { $meta->superclasses( ['UNIVERSAL'] ) }
'... but could not set the superclasses okay';
my $meta_instance;
lives_ok {
$meta_instance = $meta->get_meta_instance;
}
'... got the meta instance okay';
isa_ok( $meta_instance, 'Class::MOP::Instance' );
is( $meta_instance, $meta->get_meta_instance,
'... and we know it is cached' );
my @cpl;
lives_ok {
@cpl = $meta->class_precedence_list;
}
'... got the class precedence list okay';
is_deeply(
\@cpl,
['Foo'],
'... we just have ourselves in the class precedence list'
);
my @attributes;
lives_ok {
@attributes = $meta->get_all_attributes;
}
'... got the attribute list okay';
is_deeply(
\@attributes,
[ $meta->get_attribute('bar') ],
'... got the right list of attributes'
);
}
{
my $meta = Bar->meta;
is( $meta->name, 'Bar', '... checking the Bar metaclass' );
ok( $meta->is_mutable, '... our class is mutable' );
ok( !$meta->is_immutable, '... our class is not immutable' );
lives_ok {
$meta->make_immutable();
}
'... changed Bar to be immutable';
ok( !$meta->make_immutable, '... make immutable now returns nothing' );
ok( !$meta->is_mutable, '... our class is no longer mutable' );
ok( $meta->is_immutable, '... our class is now immutable' );
isa_ok( $meta, 'Class::MOP::Class' );
dies_ok { $meta->add_method() } '... exception thrown as expected';
dies_ok { $meta->alias_method() } '... exception thrown as expected';
dies_ok { $meta->remove_method() } '... exception thrown as expected';
dies_ok { $meta->add_attribute() } '... exception thrown as expected';
dies_ok { $meta->remove_attribute() } '... exception thrown as expected';
dies_ok { $meta->add_package_symbol() }
'... exception thrown as expected';
dies_ok { $meta->remove_package_symbol() }
'... exception thrown as expected';
my @supers;
lives_ok {
@supers = $meta->superclasses;
}
'... got the superclasses okay';
dies_ok { $meta->superclasses( ['UNIVERSAL'] ) }
'... but could not set the superclasses okay';
my $meta_instance;
lives_ok {
$meta_instance = $meta->get_meta_instance;
}
'... got the meta instance okay';
isa_ok( $meta_instance, 'Class::MOP::Instance' );
is( $meta_instance, $meta->get_meta_instance,
'... and we know it is cached' );
my @cpl;
lives_ok {
@cpl = $meta->class_precedence_list;
}
'... got the class precedence list okay';
is_deeply(
\@cpl,
[ 'Bar', 'Foo' ],
'... we just have ourselves in the class precedence list'
);
my @attributes;
lives_ok {
@attributes = $meta->get_all_attributes;
}
'... got the attribute list okay';
is_deeply(
[ sort { $a->name cmp $b->name } @attributes ],
[ Foo->meta->get_attribute('bar'), $meta->get_attribute('baz') ],
'... got the right list of attributes'
);
}
{
my $meta = Baz->meta;
is( $meta->name, 'Baz', '... checking the Baz metaclass' );
ok( $meta->is_mutable, '... our class is mutable' );
ok( !$meta->is_immutable, '... our class is not immutable' );
lives_ok {
$meta->make_immutable();
}
'... changed Baz to be immutable';
ok( !$meta->make_immutable, '... make immutable now returns nothing' );
ok( !$meta->is_mutable, '... our class is no longer mutable' );
ok( $meta->is_immutable, '... our class is now immutable' );
isa_ok( $meta, 'Class::MOP::Class' );
dies_ok { $meta->add_method() } '... exception thrown as expected';
dies_ok { $meta->alias_method() } '... exception thrown as expected';
dies_ok { $meta->remove_method() } '... exception thrown as expected';
dies_ok { $meta->add_attribute() } '... exception thrown as expected';
dies_ok { $meta->remove_attribute() } '... exception thrown as expected';
dies_ok { $meta->add_package_symbol() }
'... exception thrown as expected';
dies_ok { $meta->remove_package_symbol() }
'... exception thrown as expected';
my @supers;
lives_ok {
@supers = $meta->superclasses;
}
'... got the superclasses okay';
dies_ok { $meta->superclasses( ['UNIVERSAL'] ) }
'... but could not set the superclasses okay';
my $meta_instance;
lives_ok {
$meta_instance = $meta->get_meta_instance;
}
'... got the meta instance okay';
isa_ok( $meta_instance, 'Class::MOP::Instance' );
is( $meta_instance, $meta->get_meta_instance,
'... and we know it is cached' );
my @cpl;
lives_ok {
@cpl = $meta->class_precedence_list;
}
'... got the class precedence list okay';
is_deeply(
\@cpl,
[ 'Baz', 'Bar', 'Foo' ],
'... we just have ourselves in the class precedence list'
);
my @attributes;
lives_ok {
@attributes = $meta->get_all_attributes;
}
'... got the attribute list okay';
is_deeply(
[ sort { $a->name cmp $b->name } @attributes ],
[
$meta->get_attribute('bah'), Foo->meta->get_attribute('bar'),
Bar->meta->get_attribute('baz')
],
'... got the right list of attributes'
);
}
# This test probably needs to go last since it will muck up the Foo class
{
my $meta = Foo->meta;
$meta->make_mutable;
$meta->make_immutable(
inline_accessors => 0,
inline_constructor => 0,
constructor_name => 'newer',
);
is_deeply(
{ $meta->immutable_options },
{
inline_accessors => 0,
inline_constructor => 0,
inline_destructor => 0,
debug => 0,
immutable_trait => 'Class::MOP::Class::Immutable::Trait',
constructor_name => 'newer',
constructor_class => 'Class::MOP::Method::Constructor',
destructor_class => undef,
},
'custom immutable_options are returned by immutable_options accessor'
);
}
done_testing;
|
