Work on trying to get a Doctrine/PHPUnit connection working that allows truncates.

Base.php

<?php
namespace Tests\Models\Db;
use DoctrineExtensions\PHPUnit\OrmTestCase,
	Doctrine\ORM\Configuration,
	Doctrine\Common\Cache\ArrayCache,
	Doctrine\ORM\EntityManager,
	Doctrine\DBAL\Types\Type,
	Doctrine\Spatial\ORM\SchemaEventSubscriber,
	Doctrine\Common\EventManager,
	PHPUnit_Extensions_Database_Operation_Composite,
	PHPUnit_Extensions_Database_Operation_Factory;

require_once __DIR__ . '/../../bootstrap.php';
/**
 * Base class for test cases that need an entity manager to work with.
 * Defines an entity manager for the tests to work with.
 * @author Jeremy Cook
 * @version 1.0
 * @package Veridis
 * @todo: Look at how to put config into application.ini
 */
abstract class Base extends OrmTestCase
{
    /**
     * Entity manager for the class to work with.
     * Has to be set here as a static property as it is marked as a private property in the parent class.
     * @var \Doctrine\ORM\EntityManager
     */
    static protected $_em;
    /**
     * Creates an entity manager that an be shared as a fixture between tests.
     * @return void
     */
    public static function setUpBeforeClass()
    {
        $config = new Configuration;
    	$cache = new ArrayCache();
    	//Config stuff here
	    $eventManager = new EventManager();
        $eventManager->addEventListener(array("preTestSetUp"), new SchemaSetupListener());
        self::$_em = EntityManager::create($conn, $config, $eventManager);
        $platform = self::$_em->getConnection()->getDatabasePlatform();
        Type::addType('point', 'Doctrine\\Spatial\\DBAL\\Types\\PointType');
	    $platform->registerDoctrineTypeMapping('Point', 'point');
	    self::$_em->getConnection()
	    	->getEventManager()
            ->addEventSubscriber(new SchemaEventSubscriber());
    }
    /**
     * Method to create the entity manager, mostly used by parent methods.
     * @return \Doctrine\ORM\EntityManager
     * @see OrmTestCase::createEntityManager()
     */
    protected function createEntityManager ()
    {
	    return self::$_em;
    }
    
    public function getSetUpOperation()
    {
        $truncate = new MySQLTruncate();
        $truncate->setCascade();
        return new \PHPUnit_Extensions_Database_Operation_Composite(array(
            $truncate,
            PHPUnit_Extensions_Database_Operation_Factory::INSERT()
        ));
    }
    /**
     * Destroys the entity manager at the end of a test run.
     * @return void
     */
    public static function tearDownAfterClass()
    {
        self::$_em = null;
    }
}

MySQLTruncate.php

<?php
namespace Tests\Models\Db;
/**
 *
 * @author Jeremy
 *
 */
class MySQLTruncate extends \PHPUnit_Extensions_Database_Operation_Truncate
{
    public function execute(\PHPUnit_Extensions_Database_DB_IDatabaseConnection $connection, \PHPUnit_Extensions_Database_DataSet_IDataSet $dataSet)
    {
        $connection->getConnection()->exec("SET @PHAKE_PREV_foreign_key_checks = @@foreign_key_checks");
        $connection->getConnection()->exec("SET @@foreign_key_checks = 0");
        parent::execute($connection, $dataSet);
        $connection->getConnection()->exec("SET @@foreign_key_checks = @PHAKE_PREV_foreign_key_checks");
    }
}