Moose/t/native_traits/array_subtypes.t
use strict;
use warnings;
use Test::More;
use Test::Fatal;
{
use Moose::Util::TypeConstraints;
use List::Util qw(sum);
subtype 'A1', as 'ArrayRef[Int]';
subtype 'A2', as 'ArrayRef', where { @$_ < 2 };
subtype 'A3', as 'ArrayRef[Int]', where { ( sum(@$_) || 0 ) < 5 };
subtype 'A5', as 'ArrayRef';
coerce 'A5', from 'Str', via { [ $_ ] };
no Moose::Util::TypeConstraints;
}
{
package Foo;
use Moose;
has array => (
traits => ['Array'],
is => 'rw',
isa => 'ArrayRef',
handles => {
push_array => 'push',
},
);
has array_int => (
traits => ['Array'],
is => 'rw',
isa => 'ArrayRef[Int]',
handles => {
push_array_int => 'push',
},
);
has a1 => (
traits => ['Array'],
is => 'rw',
isa => 'A1',
handles => {
push_a1 => 'push',
},
);
has a2 => (
traits => ['Array'],
is => 'rw',
isa => 'A2',
handles => {
push_a2 => 'push',
},
);
has a3 => (
traits => ['Array'],
is => 'rw',
isa => 'A3',
handles => {
push_a3 => 'push',
},
);
has a4 => (
traits => ['Array'],
is => 'rw',
isa => 'ArrayRef',
lazy => 1,
default => 'invalid',
clearer => '_clear_a4',
handles => {
get_a4 => 'get',
push_a4 => 'push',
accessor_a4 => 'accessor',
},
);
has a5 => (
traits => ['Array'],
is => 'rw',
isa => 'A5',
coerce => 1,
lazy => 1,
default => 'invalid',
clearer => '_clear_a5',
handles => {
get_a5 => 'get',
push_a5 => 'push',
accessor_a5 => 'accessor',
},
);
}
my $foo = Foo->new;
{
$foo->array( [] );
is_deeply( $foo->array, [], "array - correct contents" );
$foo->push_array('foo');
is_deeply( $foo->array, ['foo'], "array - correct contents" );
}
{
$foo->array_int( [] );
is_deeply( $foo->array_int, [], "array_int - correct contents" );
isnt( exception { $foo->push_array_int('foo') }, undef, "array_int - can't push wrong type" );
is_deeply( $foo->array_int, [], "array_int - correct contents" );
$foo->push_array_int(1);
is_deeply( $foo->array_int, [1], "array_int - correct contents" );
}
{
isnt( exception { $foo->push_a1('foo') }, undef, "a1 - can't push onto undef" );
$foo->a1( [] );
is_deeply( $foo->a1, [], "a1 - correct contents" );
isnt( exception { $foo->push_a1('foo') }, undef, "a1 - can't push wrong type" );
is_deeply( $foo->a1, [], "a1 - correct contents" );
$foo->push_a1(1);
is_deeply( $foo->a1, [1], "a1 - correct contents" );
}
{
isnt( exception { $foo->push_a2('foo') }, undef, "a2 - can't push onto undef" );
$foo->a2( [] );
is_deeply( $foo->a2, [], "a2 - correct contents" );
$foo->push_a2('foo');
is_deeply( $foo->a2, ['foo'], "a2 - correct contents" );
isnt( exception { $foo->push_a2('bar') }, undef, "a2 - can't push more than one element" );
is_deeply( $foo->a2, ['foo'], "a2 - correct contents" );
}
{
isnt( exception { $foo->push_a3(1) }, undef, "a3 - can't push onto undef" );
$foo->a3( [] );
is_deeply( $foo->a3, [], "a3 - correct contents" );
isnt( exception { $foo->push_a3('foo') }, undef, "a3 - can't push non-int" );
isnt( exception { $foo->push_a3(100) }, undef, "a3 - can't violate overall type constraint" );
is_deeply( $foo->a3, [], "a3 - correct contents" );
$foo->push_a3(1);
is_deeply( $foo->a3, [1], "a3 - correct contents" );
isnt( exception { $foo->push_a3(100) }, undef, "a3 - can't violate overall type constraint" );
is_deeply( $foo->a3, [1], "a3 - correct contents" );
$foo->push_a3(3);
is_deeply( $foo->a3, [ 1, 3 ], "a3 - correct contents" );
}
{
my $expect
= qr/\QAttribute (a4) does not pass the type constraint because: Validation failed for 'ArrayRef' with value \E.*invalid.*/;
like(
exception { $foo->accessor_a4(0); },
$expect,
'invalid default is caught when trying to read via accessor'
);
like(
exception { $foo->accessor_a4( 0 => 42 ); },
$expect,
'invalid default is caught when trying to write via accessor'
);
like(
exception { $foo->push_a4(42); },
$expect,
'invalid default is caught when trying to push'
);
like(
exception { $foo->get_a4(42); },
$expect,
'invalid default is caught when trying to get'
);
}
{
my $foo = Foo->new;
is(
$foo->accessor_a5(0), 'invalid',
'lazy default is coerced when trying to read via accessor'
);
$foo->_clear_a5;
$foo->accessor_a5( 1 => 'thing' );
is_deeply(
$foo->a5,
[ 'invalid', 'thing' ],
'lazy default is coerced when trying to write via accessor'
);
$foo->_clear_a5;
$foo->push_a5('thing');
is_deeply(
$foo->a5,
[ 'invalid', 'thing' ],
'lazy default is coerced when trying to push'
);
$foo->_clear_a5;
is(
$foo->get_a5(0), 'invalid',
'lazy default is coerced when trying to get'
);
}
{
package Bar;
use Moose;
}
{
package HasArray;
use Moose;
has objects => (
isa => 'ArrayRef[Foo]',
traits => ['Array'],
handles => {
push_objects => 'push',
},
);
}
{
my $ha = HasArray->new();
like(
exception { $ha->push_objects( Bar->new ) },
qr/\QValidation failed for 'Foo'/,
'got expected error when pushing an object of the wrong class onto an array ref'
);
}
done_testing;