public function testConnectingToPeerRequestingRelay()
{
$loop = new \React\EventLoop\StreamSelectLoop();
$factory = new \BitWasp\Bitcoin\Networking\Factory($loop);
$peerFactory = $factory->getPeerFactory($factory->getDns());
$locator = $peerFactory->getLocator();
$manager = $peerFactory->getManager(true);
$deferred = new Deferred();
$onInv = function (Peer $peer, Inv $inv) use($deferred, $loop) {
foreach ($inv->getItems() as $item) {
if ($item->isTx()) {
$peer->close();
$deferred->resolve($item);
}
}
};
$onSeeds = function (Locator $locator) use($manager, $deferred, $onInv, $loop) {
for ($i = 0; $i < 8; $i++) {
$manager->connectNextPeer($locator)->then(function (Peer $peer) use($onInv) {
$peer->on('inv', $onInv);
}, function ($err) use($loop) {
$loop->stop();
});
}
};
$locator->queryDnsSeeds(1)->then($onSeeds, function ($err) use($loop) {
$loop->stop();
});
$receivedTx = false;
$deferred->promise()->then(function () use(&$receivedTx) {
$receivedTx = true;
})->always(function () use($loop) {
$loop->stop();
});
$loop->run();
$this->assertTrue($receivedTx);
}