public function testGetRolesNames()
{
$user = new RoleAggregate();
$role1 = new Role('One');
$role2 = new Role('Tow');
$this->assertEquals(0, count($user->getRoles()));
$user->addRole($role1);
$user->addRole($role2);
$this->assertEquals(2, count($user->getRoles()));
$this->assertSame(array('One', 'Tow'), $user->getRolesNames());
}
