/**
* Registry is a singleton
* @return MslsRegistry
*/
public static function instance()
{
if (!isset(self::$instance)) {
self::$instance = new self();
}
return self::$instance;
}
/**
* Verify the instance-method
* @covers MslsRegistry::instance
*/
function test_instance_method()
{
$obj = MslsRegistry::instance();
$this->assertInstanceOf('MslsRegistry', $obj);
return $obj;
}