#!/usr/bin/perl
use strict;
use warnings;
use Test::More;
use Test::Fatal;
{
package Foo;
use Moose;
has 'foo' => (
reader => 'get_foo',
writer => 'set_foo',
initializer => sub {
my ($self, $value, $callback, $attr) = @_;
::isa_ok($attr, 'Moose::Meta::Attribute');
::is($attr->name, 'foo', '... got the right name');
$callback->($value * 2);
},
);
has 'lazy_foo' => (
reader => 'get_lazy_foo',
lazy => 1,
default => 10,
initializer => sub {
my ($self, $value, $callback, $attr) = @_;
::isa_ok($attr, 'Moose::Meta::Attribute');
::is($attr->name, 'lazy_foo', '... got the right name');
$callback->($value * 2);
},
);
has 'lazy_foo_w_type' => (
reader => 'get_lazy_foo_w_type',
isa => 'Int',
lazy => 1,
default => 20,
initializer => sub {
my ($self, $value, $callback, $attr) = @_;
::isa_ok($attr, 'Moose::Meta::Attribute');
::is($attr->name, 'lazy_foo_w_type', '... got the right name');
$callback->($value * 2);
},
);
has 'lazy_foo_builder' => (
reader => 'get_lazy_foo_builder',
builder => 'get_foo_builder',
initializer => sub {
my ($self, $value, $callback, $attr) = @_;
::isa_ok($attr, 'Moose::Meta::Attribute');
::is($attr->name, 'lazy_foo_builder', '... got the right name');
$callback->($value * 2);
},
);
has 'lazy_foo_builder_w_type' => (
reader => 'get_lazy_foo_builder_w_type',
isa => 'Int',
builder => 'get_foo_builder_w_type',
initializer => sub {
my ($self, $value, $callback, $attr) = @_;
::isa_ok($attr, 'Moose::Meta::Attribute');
::is($attr->name, 'lazy_foo_builder_w_type', '... got the right name');
$callback->($value * 2);
},
);
sub get_foo_builder { 100 }
sub get_foo_builder_w_type { 1000 }
}
{
my $foo = Foo->new(foo => 10);
isa_ok($foo, 'Foo');
is($foo->get_foo, 20, 'initial value set to 2x given value');
is($foo->get_lazy_foo, 20, 'initial lazy value set to 2x given value');
is($foo->get_lazy_foo_w_type, 40, 'initial lazy value with type set to 2x given value');
is($foo->get_lazy_foo_builder, 200, 'initial lazy value with builder set to 2x given value');
is($foo->get_lazy_foo_builder_w_type, 2000, 'initial lazy value with builder and type set to 2x given value');
}
{
package Bar;
use Moose;
has 'foo' => (
reader => 'get_foo',
writer => 'set_foo',
initializer => sub {
my ($self, $value, $callback, $attr) = @_;
::isa_ok($attr, 'Moose::Meta::Attribute');
::is($attr->name, 'foo', '... got the right name');
$callback->($value * 2);
},
);
__PACKAGE__->meta->make_immutable;
}
{
my $bar = Bar->new(foo => 10);
isa_ok($bar, 'Bar');
is($bar->get_foo, 20, 'initial value set to 2x given value');
}
{
package Fail::Bar;
use Moose;
has 'foo' => (
reader => 'get_foo',
writer => 'set_foo',
isa => 'Int',
initializer => sub {
my ($self, $value, $callback, $attr) = @_;
::isa_ok($attr, 'Moose::Meta::Attribute');
::is($attr->name, 'foo', '... got the right name');
$callback->("Hello $value World");
},
);
__PACKAGE__->meta->make_immutable;
}
isnt( exception {
Fail::Bar->new(foo => 10)
}, undef, '... this fails, because initializer returns a bad type' );
done_testing;