public function testSetDistance()
{
$distance = array_fill(0, Node::ID_LEN_BYTE, 0);
$distance[0] = 1;
$distance[1] = 2;
$distance[2] = 3;
$distance[3] = 4;
$node = new Node();
$node->setDistance($distance);
$this->assertEquals($distance, $node->getDistance());
}
