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|
use strict;
use warnings;
use lib 't/lib';
use Moose ();
use Moose::Util::TypeConstraints;
use NoInlineAttribute;
use Test::Fatal;
use Test::More;
use Test::Moose;
{
my %handles = (
inc_counter => 'inc',
inc_counter_2 => [ inc => 2 ],
dec_counter => 'dec',
dec_counter_2 => [ dec => 2 ],
reset_counter => 'reset',
set_counter => 'set',
set_counter_42 => [ set => 42 ],
);
my $name = 'Foo1';
sub build_class {
my %attr = @_;
my $class = Moose::Meta::Class->create(
$name++,
superclasses => ['Moose::Object'],
);
my @traits = 'Counter';
push @traits, 'NoInlineAttribute'
if delete $attr{no_inline};
$class->add_attribute(
counter => (
traits => \@traits,
is => 'ro',
isa => 'Int',
default => 0,
handles => \%handles,
clearer => '_clear_counter',
%attr,
),
);
return ( $class->name, \%handles );
}
}
{
run_tests(build_class);
run_tests( build_class( lazy => 1 ) );
run_tests( build_class( trigger => sub { } ) );
run_tests( build_class( no_inline => 1 ) );
# Will force the inlining code to check the entire hashref when it is modified.
subtype 'MyInt', as 'Int', where { 1 };
run_tests( build_class( isa => 'MyInt' ) );
coerce 'MyInt', from 'Int', via { $_ };
run_tests( build_class( isa => 'MyInt', coerce => 1 ) );
}
sub run_tests {
my ( $class, $handles ) = @_;
can_ok( $class, $_ ) for sort keys %{$handles};
with_immutable {
my $obj = $class->new();
is( $obj->counter, 0, '... got the default value' );
is( $obj->inc_counter, 1, 'inc returns new value' );
is( $obj->counter, 1, '... got the incremented value' );
is( $obj->inc_counter, 2, 'inc returns new value' );
is( $obj->counter, 2, '... got the incremented value (again)' );
like( exception { $obj->inc_counter( 1, 2 ) }, qr/Cannot call inc with more than 1 argument/, 'inc throws an error when two arguments are passed' );
is( $obj->dec_counter, 1, 'dec returns new value' );
is( $obj->counter, 1, '... got the decremented value' );
like( exception { $obj->dec_counter( 1, 2 ) }, qr/Cannot call dec with more than 1 argument/, 'dec throws an error when two arguments are passed' );
is( $obj->reset_counter, 0, 'reset returns new value' );
is( $obj->counter, 0, '... got the original value' );
like( exception { $obj->reset_counter(2) }, qr/Cannot call reset with any arguments/, 'reset throws an error when an argument is passed' );
is( $obj->set_counter(5), 5, 'set returns new value' );
is( $obj->counter, 5, '... set the value' );
like( exception { $obj->set_counter( 1, 2 ) }, qr/Cannot call set with more than 1 argument/, 'set throws an error when two arguments are passed' );
$obj->inc_counter(2);
is( $obj->counter, 7, '... increment by arg' );
$obj->dec_counter(5);
is( $obj->counter, 2, '... decrement by arg' );
$obj->inc_counter_2;
is( $obj->counter, 4, '... curried increment' );
$obj->dec_counter_2;
is( $obj->counter, 2, '... curried deccrement' );
$obj->set_counter_42;
is( $obj->counter, 42, '... curried set' );
if ( $class->meta->get_attribute('counter')->is_lazy ) {
my $obj = $class->new;
$obj->inc_counter;
is( $obj->counter, 1, 'inc increments - with lazy default' );
$obj->_clear_counter;
$obj->dec_counter;
is( $obj->counter, -1, 'dec decrements - with lazy default' );
}
}
$class;
}
{
package WithBuilder;
use Moose;
has nonlazy => (
traits => ['Counter'],
is => 'rw',
isa => 'Int',
builder => '_builder',
handles => {
reset_nonlazy => 'reset',
},
);
has lazy => (
traits => ['Counter'],
is => 'rw',
isa => 'Int',
lazy => 1,
builder => '_builder',
handles => {
reset_lazy => 'reset',
},
);
sub _builder { 1 }
}
for my $attr ('lazy', 'nonlazy') {
my $obj = WithBuilder->new;
is($obj->$attr, 1, "built properly");
$obj->$attr(0);
is($obj->$attr, 0, "can be manually set");
$obj->${\"reset_$attr"};
is($obj->$attr, 1, "reset resets it to its default value");
}
done_testing;
|
