use warnings;
use Scalar::Util qw( isweak );
-use Test::More tests => 9;
+use Test::More;
+use vars qw($Lazy);
+
+our %Attrs = (
+ ObjectCount => {
+ is => 'rw',
+ isa => 'Int',
+ default => 0,
+ },
+ WeakAttribute => {
+ is => 'rw',
+ isa => 'Object',
+ weak_ref => 1,
+ },
+ LazyAttribute => {
+ is => 'rw',
+ isa => 'Int',
+ lazy => 1,
+ # The side effect is used to test that this was called
+ # lazily.
+ default => sub { $Lazy = 1 },
+ },
+ ReadOnlyAttribute => {
+ is => 'ro',
+ isa => 'Int',
+ default => 10,
+ },
+ ManyNames => {
+ is => 'rw',
+ isa => 'Int',
+ reader => 'M',
+ writer => 'SetM',
+ clearer => 'ClearM',
+ predicate => 'HasM',
+ },
+ Delegatee => {
+ is => 'rw',
+ isa => 'Delegatee',
+ handles => [ 'units', 'color' ],
+ # if it's not lazy it makes a new object before we define
+ # Delegatee's attributes.
+ lazy => 1,
+ default => sub { Delegatee->new() },
+ },
+ Mapping => {
+ traits => ['Hash'],
+ is => 'rw',
+ isa => 'HashRef[Str]',
+ default => sub { {} },
+ handles => {
+ 'ExistsInMapping' => 'exists',
+ 'IdsInMapping' => 'keys',
+ 'GetMapping' => 'get',
+ 'SetMapping' => 'set',
+ },
+ },
+ Built => {
+ is => 'ro',
+ builder => '_BuildIt',
+ },
+ LazyBuilt => {
+ is => 'ro',
+ lazy => 1,
+ builder => '_BuildIt',
+ },
+ Triggerish => {
+ is => 'rw',
+ trigger => sub { shift->_CallTrigger(@_) },
+ },
+ TriggerRecord => {
+ is => 'ro',
+ default => sub { [] },
+ },
+);
{
package HasClassAttribute;
- use Moose;
+ use Moose qw( has );
use MooseX::ClassAttribute;
- has 'ObjectCount' =>
- ( metaclass => 'ClassAttribute',
- is => 'rw',
- isa => 'Int',
- default => 0,
- );
+ while ( my ( $name, $def ) = each %SharedTests::Attrs ) {
+ class_has $name => %{$def};
+ }
- has 'WeakAttribute' =>
- ( metaclass => 'ClassAttribute',
- is => 'rw',
- isa => 'Object',
- weak_ref => 1,
- );
+ has 'size' => (
+ is => 'rw',
+ isa => 'Int',
+ default => 5,
+ );
- has 'size' =>
- ( is => 'rw',
- isa => 'Int',
- default => 5,
- );
+ no Moose;
- sub BUILD
- {
+ sub BUILD {
my $self = shift;
$self->ObjectCount( $self->ObjectCount() + 1 );
}
+
+ sub _BuildIt {42}
+
+ sub _CallTrigger {
+ push @{ $_[0]->TriggerRecord() }, [@_];
+ }
+
+ sub make_immutable {
+ my $class = shift;
+
+ $class->meta()->make_immutable();
+ Delegatee->meta()->make_immutable();
+ }
}
-sub run_tests
{
+ package Delegatee;
+
+ use Moose;
+
+ has 'units' => (
+ is => 'ro',
+ default => 5,
+ );
+
+ has 'color' => (
+ is => 'ro',
+ default => 'blue',
+ );
+
+ no Moose;
+}
+
+{
+ package Child;
+
+ use Moose;
+ use MooseX::ClassAttribute;
+
+ extends 'HasClassAttribute';
+
+ class_has '+ReadOnlyAttribute' => ( default => 30 );
+
+ class_has 'YetAnotherAttribute' => (
+ is => 'ro',
+ default => 'thing',
+ );
+
+ no Moose;
+}
+
+sub run_tests {
+ my $thing = shift || 'HasClassAttribute';
+
local $Test::Builder::Level = $Test::Builder::Level + 1;
+ $Lazy = 0;
+
+ my $count = ref $thing ? 1 : 0;
+
{
- is( HasClassAttribute->ObjectCount(), 0,
- 'ObjectCount() is 0' );
-
- my $hca1 = HasClassAttribute->new();
- is( $hca1->size(), 5,
- 'size is 5 - object attribute works as expected' );
- is( HasClassAttribute->ObjectCount(), 1,
- 'ObjectCount() is 1' );
-
- my $hca2 = HasClassAttribute->new( size => 10 );
- is( $hca2->size(), 10,
- 'size is 10 - object attribute can be set via constructor' );
- is( HasClassAttribute->ObjectCount(), 2,
- 'ObjectCount() is 2' );
- is( $hca2->ObjectCount(), 2,
- 'ObjectCount() is 2 - can call class attribute accessor on object' );
+ is(
+ $thing->ObjectCount(), $count,
+ 'ObjectCount() is 0'
+ );
+
+ unless ( ref $thing ) {
+ my $hca1 = $thing->new();
+ is(
+ $hca1->size(), 5,
+ 'size is 5 - object attribute works as expected'
+ );
+ is(
+ $thing->ObjectCount(), 1,
+ 'ObjectCount() is 1'
+ );
+
+ my $hca2 = $thing->new( size => 10 );
+ is(
+ $hca2->size(), 10,
+ 'size is 10 - object attribute can be set via constructor'
+ );
+ is(
+ $thing->ObjectCount(), 2,
+ 'ObjectCount() is 2'
+ );
+ is(
+ $hca2->ObjectCount(), 2,
+ 'ObjectCount() is 2 - can call class attribute accessor on object'
+ );
+ }
}
- {
- eval { HasClassAttribute->new( ObjectCount => 20 ) };
- like( $@, qr/\QCannot set a class attribute via the constructor (ObjectCount)/,
- 'passing a class attribute to the constructor throws an error' );
- is( HasClassAttribute->ObjectCount(), 2,
- 'class attributes are not affected by constructor params' );
+ unless ( ref $thing ) {
+ my $hca3 = $thing->new( ObjectCount => 20 );
+ is(
+ $hca3->ObjectCount(), 3,
+ 'class attributes passed to the constructor do not get set in the object'
+ );
+ is(
+ $thing->ObjectCount(), 3,
+ 'class attributes are not affected by constructor params'
+ );
}
{
my $object = bless {}, 'Thing';
- HasClassAttribute->WeakAttribute($object);
+ $thing->WeakAttribute($object);
undef $object;
- ok( ! defined HasClassAttribute->WeakAttribute(),
- 'weak class attributes are weak' );
+ ok(
+ !defined $thing->WeakAttribute(),
+ 'weak class attributes are weak'
+ );
+ }
+
+ {
+ is(
+ $SharedTests::Lazy, 0,
+ '$SharedTests::Lazy is 0'
+ );
+
+ is(
+ $thing->LazyAttribute(), 1,
+ '$thing->LazyAttribute() is 1'
+ );
+
+ is(
+ $SharedTests::Lazy, 1,
+ '$SharedTests::Lazy is 1 after calling LazyAttribute'
+ );
}
-}
+ {
+ eval { $thing->ReadOnlyAttribute(20) };
+ like(
+ $@, qr/\QCannot assign a value to a read-only accessor/,
+ 'cannot set read-only class attribute'
+ );
+ }
+
+ {
+ is(
+ Child->ReadOnlyAttribute(), 30,
+ q{Child class can extend parent's class attribute}
+ );
+ }
+
+ {
+ ok(
+ !$thing->HasM(),
+ 'HasM() returns false before M is set'
+ );
+
+ $thing->SetM(22);
+
+ ok(
+ $thing->HasM(),
+ 'HasM() returns true after M is set'
+ );
+ is(
+ $thing->M(), 22,
+ 'M() returns 22'
+ );
+
+ $thing->ClearM();
+
+ ok(
+ !$thing->HasM(),
+ 'HasM() returns false after M is cleared'
+ );
+ }
+
+ {
+ isa_ok(
+ $thing->Delegatee(), 'Delegatee',
+ 'has a Delegetee object'
+ );
+ is(
+ $thing->units(), 5,
+ 'units() delegates to Delegatee and returns 5'
+ );
+ }
+
+ {
+ my @ids = $thing->IdsInMapping();
+ is(
+ scalar @ids, 0,
+ 'there are no keys in the mapping yet'
+ );
+
+ ok(
+ !$thing->ExistsInMapping('a'),
+ 'key does not exist in mapping'
+ );
+
+ $thing->SetMapping( a => 20 );
+
+ ok(
+ $thing->ExistsInMapping('a'),
+ 'key does exist in mapping'
+ );
+
+ is(
+ $thing->GetMapping('a'), 20,
+ 'value for a in mapping is 20'
+ );
+ }
+
+ {
+ is(
+ $thing->Built(), 42,
+ 'attribute with builder works'
+ );
+
+ is(
+ $thing->LazyBuilt(), 42,
+ 'attribute with lazy builder works'
+ );
+ }
+
+ {
+ $thing->Triggerish(42);
+
+ is( scalar @{ $thing->TriggerRecord() }, 1, 'trigger was called' );
+ is( $thing->Triggerish(), 42, 'Triggerish is now 42' );
+
+ $thing->Triggerish(84);
+ is( $thing->Triggerish(), 84, 'Triggerish is now 84' );
+
+ is_deeply(
+ $thing->TriggerRecord(),
+ [
+ [ $thing, qw( 42 ) ],
+ [ $thing, qw( 84 42 ) ],
+ ],
+ 'trigger passes old value correctly'
+ );
+ }
+}
1;
projects / gitmo/MooseX-ClassAttribute.git / blobdiff