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|
use strict;
use warnings;
use Test::More 0.88;
use Test::Fatal;
my %args;
do {
package MyRole::Storage;
use MooseX::Role::Parameterized;
use Moose::Util::TypeConstraints 'enum';
parameter format => (
isa => (enum ['Dumper', 'Storable']),
required => 1,
);
parameter freeze_method => (
isa => 'Str',
lazy => 1,
default => sub { "freeze_" . shift->format },
);
parameter thaw_method => (
isa => 'Str',
lazy => 1,
default => sub { "thaw_" . shift->format },
);
role {
my $p = shift;
%args = @_;
my $format = $p->format;
my ($freezer, $thawer);
if ($format eq 'Dumper') {
require Data::Dumper;
$freezer = \&Data::Dumper::Dumper;
$thawer = sub { eval "@_" };
}
elsif ($format eq 'Storable') {
require Storable;
$freezer = \&Storable::nfreeze;
$thawer = \&Storable::thaw;
}
else {
die "Unknown format ($format)";
}
method $p->freeze_method => $freezer;
method $p->thaw_method => $thawer;
};
};
do {
package MyClass::Dumper;
use Moose;
with 'MyRole::Storage' => {
format => 'Dumper',
};
};
can_ok('MyClass::Dumper' => qw(freeze_Dumper thaw_Dumper));
cant_ok('MyClass::Dumper' => qw(freeze_Storable thaw_Storable));
is($args{consumer}, MyClass::Dumper->meta, 'Role block receives consumer');
is(MyClass::Dumper->meta->roles->[0]->genitor, MyRole::Storage->meta, 'genitor');
do {
package MyClass::Storable;
use Moose;
with 'MyRole::Storage' => {
format => 'Storable',
};
};
can_ok('MyClass::Storable' => qw(freeze_Storable thaw_Storable));
cant_ok('MyClass::Storable' => qw(freeze_Dumper thaw_Dumper));
is($args{consumer}, MyClass::Storable->meta, 'Role block receives consumer');
do {
package MyClass::DumperRenamed;
use Moose;
with 'MyRole::Storage' => {
format => 'Dumper',
freeze_method => 'save',
thaw_method => 'load',
};
};
can_ok('MyClass::DumperRenamed' => qw(save load));
cant_ok('MyClass::DumperRenamed' => qw(freeze_Dumper freeze_Storable thaw_Dumper thaw_Storable));
is($args{consumer}, MyClass::DumperRenamed->meta, 'Role block receives consumer');
do {
package MyClass::Both;
use Moose;
with 'MyRole::Storage' => { format => 'Dumper' };
with 'MyRole::Storage' => { format => 'Storable' };
};
can_ok('MyClass::Both' => qw(freeze_Dumper freeze_Storable thaw_Dumper thaw_Storable));
is($args{consumer}, MyClass::Both->meta, 'Role block receives consumer');
do {
package MyClass::Three;
use Moose;
with 'MyRole::Storage' => { format => 'Dumper' };
with 'MyRole::Storage' => { format => 'Storable' };
with 'MyRole::Storage' => {
format => 'Storable',
freeze_method => 'store',
thaw_method => 'dump',
};
};
can_ok('MyClass::Three' => qw(freeze_Dumper freeze_Storable thaw_Dumper thaw_Storable store dump));
is($args{consumer}, MyClass::Three->meta, 'Role block receives consumer');
like( exception {
package MyClass::Error::Required;
use Moose;
with 'MyRole::Storage';
}, qr/^Attribute \(format\) is required/);
like( exception {
package MyClass::Error::Invalid;
use Moose;
with 'MyRole::Storage' => {
format => 'YAML',
};
}, qr/^Attribute \(format\) does not pass the type constraint/);
like( exception {
package MyRole::Sans::Block;
use MooseX::Role::Parameterized;
parameter 'foo';
package MyClass::Error::BlocklessRole;
use Moose;
with 'MyRole::Sans::Block' => {};
}, qr/^\QA role generator is required to apply parameterized roles (did you forget the 'role { ... }' block in your parameterized role 'MyRole::Sans::Block'?)\E/);
sub cant_ok {
local $Test::Builder::Level = $Test::Builder::Level + 1;
my $instance = shift;
for my $method (@_) {
ok(!$instance->can($method), "$instance cannot $method");
}
}
done_testing;
|
