graphenej/graphenej/src/test/java/cy/agorise/graphenej/network/LatencyNodeProviderTest.java

180 lines
7.0 KiB
Java

package cy.agorise.graphenej.network;
import org.junit.Test;
import java.util.List;
import static org.junit.Assert.assertEquals;
public class LatencyNodeProviderTest {
private FullNode nodeA, nodeB, nodeC;
private LatencyNodeProvider latencyNodeProvider;
private void setupTestNodes(){
// Creating 3 nodes with different latencies
nodeA = new FullNode("wss://nodeA");
nodeB = new FullNode("wss://nodeB");
nodeC = new FullNode("wss://nodeC");
// Adding latencies measurements
nodeA.addLatencyValue(100);
nodeB.addLatencyValue(50);
nodeC.addLatencyValue(20);
// Creating a node provider and adding the nodes created previously
latencyNodeProvider = new LatencyNodeProvider();
latencyNodeProvider.addNode(nodeC);
latencyNodeProvider.addNode(nodeA);
latencyNodeProvider.addNode(nodeB);
}
@Test
public void testSortedList(){
setupTestNodes();
// Confirming that the getSortedNodes gives us a sorted list of nodes in increasing latency order
List<FullNode> fullNodeList = latencyNodeProvider.getSortedNodes();
assertEquals(nodeC, fullNodeList.get(0));
assertEquals(nodeB, fullNodeList.get(1));
assertEquals(nodeA, fullNodeList.get(2));
// Adding more nodes with different latencies measurements
FullNode nodeD = new FullNode("wss://nodeD");
FullNode nodeE = new FullNode("wss://nodeE");
FullNode nodeF = new FullNode("wss://nodef");
// Adding latencies measurements
nodeD.addLatencyValue(900);
nodeE.addLatencyValue(1);
nodeF.addLatencyValue(1500);
// Updating the LatencyNodeProvider
latencyNodeProvider.updateNode(nodeD);
latencyNodeProvider.updateNode(nodeE);
latencyNodeProvider.updateNode(nodeF);
FullNode bestNode = latencyNodeProvider.getBestNode();
// Checking for best node
assertEquals("Verifying that the nodeE is the best now", nodeE, bestNode);
fullNodeList = latencyNodeProvider.getSortedNodes();
FullNode worstNode = fullNodeList.get(fullNodeList.size() - 1);
// Checking for worst node
assertEquals("Verifying that the nodeF is the worst now", nodeF, worstNode);
}
@Test
public void testScoreUpdate(){
setupTestNodes();
// Confirming that the best node is nodeC
FullNode bestNode = latencyNodeProvider.getBestNode();
assertEquals("Check that the best node is nodeC", nodeC, bestNode);
// Improving nodeA score by feeding it with new better latency measurements
latencyNodeProvider.updateNode(nodeA, 10);
latencyNodeProvider.updateNode(nodeA, 10);
latencyNodeProvider.updateNode(nodeA, 10);
latencyNodeProvider.updateNode(nodeA, 10);
// Updating the nodeA position in the provider
latencyNodeProvider.updateNode(nodeA);
bestNode = latencyNodeProvider.getBestNode();
System.out.println("Best node latency after update: "+bestNode.getLatencyValue());
assertEquals("Check that the best node now is the nodeA", nodeA, bestNode);
}
@Test
public void testLargeNumbers(){
setupTestNodes();
nodeA.addLatencyValue(Long.MAX_VALUE);
latencyNodeProvider.updateNode(nodeA);
FullNode best = latencyNodeProvider.getBestNode();
assertEquals(nodeC, best);
}
@Test
public void realisticSituationTest(){
FullNode node1 = new FullNode("wss://fi.bts.dcn.cx/ws");
FullNode node2 = new FullNode("wss://mx.palmpay.io/ws");
FullNode node3 = new FullNode("wss://miami.bitshares.apasia.tech/ws");
FullNode node4 = new FullNode("wss://valley.bitshares.apasia.tech/ws");
FullNode node5 = new FullNode("wss://atlanta.bitshares.apasia.tech/ws");
FullNode node6 = new FullNode("wss://dallas.bitshares.apasia.tech/ws");
FullNode node7 = new FullNode("wss://eu-west-2.bts.crypto-bridge.org");
FullNode node8 = new FullNode("wss://england.bitshares.apasia.tech/ws");
FullNode node9 = new FullNode("wss://eu-west-1.bts.crypto-bridge.org");
FullNode node11 = new FullNode("wss://netherlands.bitshares.apasia.tech/ws");
FullNode node12 = new FullNode("wss://api.bts.blckchnd.com");
FullNode node13 = new FullNode("wss://bitshares.nu/ws");
FullNode node14 = new FullNode("wss://bitshares.openledger.info/ws");
FullNode node15 = new FullNode("wss://citadel.li/node");
FullNode node16 = new FullNode("wss://api-ru.bts.blckchnd.com");
FullNode node17 = new FullNode("wss://dex.rnglab.org");
FullNode node18 = new FullNode("wss://nl.palmpay.io/ws");
FullNode node19 = new FullNode("wss://bitshares.crypto.fans/ws");
FullNode node20 = new FullNode("wss://bit.btsabc.org/ws");
LatencyNodeProvider provider = new LatencyNodeProvider();
provider.addNode(node1);
provider.addNode(node2);
provider.addNode(node3);
provider.addNode(node4);
provider.addNode(node5);
provider.addNode(node6);
provider.addNode(node7);
provider.addNode(node8);
provider.addNode(node9);
provider.addNode(node11);
provider.addNode(node12);
provider.addNode(node13);
provider.addNode(node14);
provider.addNode(node15);
provider.addNode(node16);
provider.addNode(node17);
provider.addNode(node18);
provider.addNode(node19);
provider.addNode(node20);
node3.addLatencyValue(458.41);
node4.addLatencyValue(458.40);
node5.addLatencyValue(620.12);
node6.addLatencyValue(682.64);
node7.addLatencyValue(842.88);
node8.addLatencyValue(842.05);
node9.addLatencyValue(911.38);
node11.addLatencyValue(930.58);
node12.addLatencyValue(1002.27);
node13.addLatencyValue(1069.96);
node14.addLatencyValue(1060.20);
node15.addLatencyValue(1025.14);
node16.addLatencyValue(1060.55);
node17.addLatencyValue(1001.44);
node18.addLatencyValue(1036.69);
node19.addLatencyValue(1047.19);
node20.addLatencyValue(1286.89);
provider.updateNode(node1);
provider.updateNode(node2);
provider.updateNode(node3);
provider.updateNode(node4);
provider.updateNode(node5);
provider.updateNode(node6);
provider.updateNode(node7);
provider.updateNode(node8);
provider.updateNode(node9);
provider.updateNode(node11);
provider.updateNode(node12);
provider.updateNode(node13);
provider.updateNode(node14);
provider.updateNode(node15);
provider.updateNode(node16);
provider.updateNode(node17);
provider.updateNode(node18);
provider.updateNode(node19);
provider.updateNode(node20);
FullNode best = provider.getBestNode();
assertEquals("Expects node4 to be the best", node4, best);
}
}