public function testGetConnection()
 {
     $connection = new Shanty_Mongo_Connection('localhost');
     Shanty_Mongo::addSlave($connection);
     $this->assertInternalType(PHPUnit_Framework_Constraint_IsType::TYPE_OBJECT, My_ShantyMongo_User::getConnection());
     $this->assertEquals(TESTS_SHANTY_MONGO_CONNECTIONSTRING, My_ShantyMongo_User::getConnection()->getActualConnectionString());
     $this->assertInternalType(PHPUnit_Framework_Constraint_IsType::TYPE_OBJECT, My_ShantyMongo_User::getConnection(false));
     $this->assertEquals('localhost', My_ShantyMongo_User::getConnection(false)->getActualConnectionString());
 }