public function sequenceGeneratorCanTakeAStringToAppendTo()
{
$this->factory->defineEntity('SpaceShip', array('name' => FieldDef::sequence("Gamma ")));
$this->assertEquals('Gamma 1', $this->factory->get('SpaceShip')->getName());
$this->assertEquals('Gamma 2', $this->factory->get('SpaceShip')->getName());
$this->assertEquals('Gamma 3', $this->factory->get('SpaceShip')->getName());
$this->assertEquals('Gamma 4', $this->factory->get('SpaceShip')->getName());
}