public function testHello()
{
$server = new Node($this->stream);
$nodes = $server->hello();
$this->assertNotEmpty($nodes);
$allNodes = [];
foreach ($nodes as $node) {
$allNodes[] = $node->getServer();
$this->assertNotEmpty($node->getId());
$this->assertNotEmpty($node->getPriority());
$this->assertNotEmpty($node->getServer());
}
$this->assertNotEmpty($allNodes);
}
