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#!/usr/bin/perl
use strict;
use warnings;
use lib 'lib', 't/lib';
use MyTests tests => 19;
{
package My::Role;
use Role::Basic;
sub foo { 'Foo::foo' }
sub bar { 'Foo::bar' }
sub baz { 'Foo::baz' }
package My::Class;
use Role::Basic 'with';
with 'My::Role' => { -excludes => 'bar' };
}
ok(My::Class->can($_), "we have a $_ method") for qw(foo baz);
ok(!My::Class->can('bar'), '... but we excluded bar');
{
package My::OtherRole;
use Role::Basic;
with 'My::Role' => { -excludes => 'foo' };
sub foo { 'My::OtherRole::foo' }
sub bar { 'My::OtherRole::bar' }
}
ok(My::OtherRole->can($_), "we have a $_ method") for qw(foo bar baz);
# XXX [!Moose]
ok(Role::Basic->requires_method("My::OtherRole", 'foo'), 'Excluded methods should be required');
# XXX [!Moose]
ok(!Role::Basic->requires_method("My::OtherRole", 'bar'), '... but provided methods should not');
{
package Foo::Role;
use Role::Basic;
sub foo { 'Foo::Role::foo' }
package Bar::Role;
use Role::Basic;
sub foo { 'Bar::Role::foo' }
package Baz::Role;
use Role::Basic;
sub foo { 'Baz::Role::foo' }
package My::Foo::Class;
use Role::Basic 'with';
sub new { bless {} => shift }
::is( ::exception {
with 'Foo::Role' => { -excludes => 'foo' },
'Bar::Role' => { -excludes => 'foo' },
'Baz::Role';
}, undef, '... composed our roles correctly' );
package My::Foo::Class::Broken;
use Role::Basic 'with';
::like( ::exception {
with 'Foo::Role',
'Bar::Role' => { -excludes => 'foo' },
'Baz::Role';
}, qr/Due to a method name conflict in roles 'Baz::Role' and 'Foo::Role', the method 'foo' must be implemented or excluded by 'My::Foo::Class::Broken'/, '... composed our roles correctly' );
}
{
my $foo = My::Foo::Class->new;
isa_ok($foo, 'My::Foo::Class');
can_ok($foo, 'foo');
is($foo->foo, 'Baz::Role::foo', '... got the right method');
}
{
package My::Foo::Role;
use Role::Basic;
::is( ::exception {
with 'Foo::Role' => { -excludes => 'foo' },
'Bar::Role' => { -excludes => 'foo' },
'Baz::Role';
}, undef, '... composed our roles correctly' );
}
ok(My::Foo::Role->can('foo'), "we have a foo method");
# XXX [!Moose]
ok(Role::Basic->requires_method("My::Foo::Role", 'foo'), '... and the excluded &foo method is required');
{
package My::Foo::Role::Other;
use Role::Basic;
# XXX again, a difference with Moose. We guarantee the property of
# associativity in roles, Moose does not.
::like( ::exception {
with 'Foo::Role',
'Bar::Role' => { -excludes => 'foo' },
'Baz::Role';
}, qr/Due to a method name conflict in roles 'Baz::Role' and 'Foo::Role', the method 'foo' must be implemented or excluded by 'My::Foo::Role::Other'/, '... composed our roles correctly' );
}
TODO: {
local $TODO = 'We probably should make no guarantees about these failures';
ok(!My::Foo::Role::Other->can('foo'), "we dont have a foo method");
}
ok(Role::Basic->requires_method("My::Foo::Role::Other", 'foo'), '... and the &foo method is required');
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