public function testGetInstance()
{
$instance = Scenario::getInstance();
$this->assertInstanceOf('Scenario_Core', $instance);
}
<?php
// Sample PDO adapter setup
// make sure we've got the lib folder in our path (set to the directory where your Scenario folder is)
set_include_path(get_include_path() . PATH_SEPARATOR . realpath(dirname(__FILE__) . '/lib'));
// load up Scenario (and therefore scenario_core)
require_once 'Scenario.php';
// load up the adapter we want to use
require_once 'Scenario/Data/Adapter/Pdo.php';
// set up the adapter
$dsn = 'mysql:host=localhost;dbname=scenario';
$adapter = new Scenario_Data_Adapter_Pdo($dsn, 'username', 'password');
// configure the core
Scenario::getInstance()->config(array('adapter' => $adapter));
