DesignPatternsPHP/Structural/Registry/Tests/RegistryTest.php

<?php

namespace DesignPatterns\Structural\Registry\Tests;

use DesignPatterns\Structural\Registry\Registry;

class RegistryTest extends \PHPUnit_Framework_TestCase
{
    public function testSetAndGetLogger()
    {
        Registry::set(Registry::LOGGER, new \StdClass());

        $logger = Registry::get(Registry::LOGGER);
        $this->assertInstanceOf('StdClass', $logger);
    }
}