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/*******************************************************************************
* Copyright (c) 2017 Politecnico di Torino and others.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Apache License, Version 2.0
* which accompanies this distribution, and is available at
* http://www.apache.org/licenses/LICENSE-2.0
*******************************************************************************/
package it.polito.grpc.test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.fail;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import org.junit.After;
import org.junit.Before;
import org.junit.FixMethodOrder;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import org.junit.runners.MethodSorters;
import io.grpc.verigraph.ConfigurationGrpc;
import io.grpc.verigraph.GraphGrpc;
import io.grpc.verigraph.NeighbourGrpc;
import io.grpc.verigraph.NewGraph;
import io.grpc.verigraph.NewNeighbour;
import io.grpc.verigraph.NewNode;
import io.grpc.verigraph.NodeGrpc;
import it.polito.grpc.Client;
import it.polito.grpc.Service;
@RunWith(JUnit4.class)
@FixMethodOrder(MethodSorters.NAME_ASCENDING)
public class GrpcTest {
private Service server;
private Client client;
@Before
public void setUpBeforeClass() throws Exception {
client = new Client("localhost" , 50051);
server = new Service(50051);
server.start();
}
@After
public void tearDown() throws Exception {
server.stop();
client.shutdown();
}
// method for comparing two non-null strings
private void compareString(String rs, String ts, String meaning) {
assertNotNull("NULL "+meaning, ts);
assertEquals("Wrong "+meaning, rs, ts);
}
@Test
public final void test1Load() throws Exception{
String funcType1 = "vpnaccess";
String funcType2 = "vpnexit";
// load an existing graph with 2 nodes
Map<String,String> map = new HashMap<String,String>();
map.put("vpnexit", "Node2");
ConfigurationGrpc conf = Client.createConfigurationGrpc(map, null, null, null);
NodeGrpc node1 = Client.createNodeGrpc("Node1", funcType1, null, conf);
List<NeighbourGrpc> neighbours = new ArrayList<NeighbourGrpc>();
NeighbourGrpc nb = Client.createNeighbourGrpc("Node1");
neighbours.add(nb);
map.clear();
map.put("vpnaccess", "Node1");
conf = Client.createConfigurationGrpc(map, null, null, null);
NodeGrpc node2 = Client.createNodeGrpc("Node2", funcType2, neighbours, conf);
List<NodeGrpc> nodes = new ArrayList<NodeGrpc>();
nodes.add(node1);
nodes.add(node2);
GraphGrpc graph = Client.createGraphGrpc(nodes);
//createGraph
graph = client.createGraph(graph).getGraph();
//getGraph
GraphGrpc retreivedGraph = client.getGraph(graph.getId());
assertNotNull("NULL Graph ",retreivedGraph);
assertEquals(graph.getId(), retreivedGraph.getId());
// check the name of first node and the id
compareString(retreivedGraph.getNodeList().get(0).getName(), graph.getNodeList().get(0).getName(), "node name");
assertEquals(retreivedGraph.getNodeList().get(0).getId(), graph.getNodeList().get(0).getId());
// check the name of second node and the id
compareString(retreivedGraph.getNodeList().get(1).getName(), graph.getNodeList().get(1).getName(), "node name");
assertEquals(retreivedGraph.getNodeList().get(1).getId(), graph.getNodeList().get(1).getId());
//updateGraph
GraphGrpc updatedGraph = GraphGrpc.newBuilder().build();
NewGraph response = client.updateGraph(graph.getId(),updatedGraph);
assertEquals(response.getSuccess(),true);
}
@Test
public final void test2LoadWithError() throws Exception{
// try to load a graph with node without functionalType
NodeGrpc node = null;
try{
node = Client.createNodeGrpc("Node1", null, null, null);
fail( "createNodeGrpc didn't throw when I expected it to" );
}
catch(Exception ex){
}
List<NodeGrpc> nodes = new ArrayList<NodeGrpc>();
if(node != null)
nodes.add(node);
GraphGrpc graph = Client.createGraphGrpc(nodes);
graph = client.createGraph(graph).getGraph();
assertEquals(graph.getId(), 2);
//getGraphs
Iterator<GraphGrpc> graphs = client.getGraphs().iterator();
assertEquals(graphs.next().getId(), 1);
assertEquals(graphs.next(), graph);
//deleteGraph
boolean resp= client.deleteGraph(graph.getId());
assertEquals(resp, true);
List<GraphGrpc> listGraphs = client.getGraphs();
assertEquals(listGraphs.size(), 1);
assertEquals(listGraphs.get(0).getId(), 1);
}
@Test
public void test3Node() throws Exception {
NodeGrpc ufoundedGraph = NodeGrpc.newBuilder()
.setErrorMessage("Node with id 1 not found in graph with id 1").build();
// graph not found in the server
NodeGrpc node = client.getNode(1, 1);//id not present
assertEquals(ufoundedGraph, node);
// graph found in the server, but first add it
NodeGrpc addedNode = Client.createNodeGrpc("Node4", "firewall", null, null);
NewNode response = client.createNode(addedNode, 1);
addedNode = response.getNode();
node = client.getNode(1, 1);
assertEquals(addedNode.getId(), node.getId());
//updateNode
NodeGrpc updatedNode = Client.createNodeGrpc("Node9", "endhost", null, null);
response = client.updateNode(1, addedNode.getId(), updatedNode);
assertEquals(response.getSuccess(),true);
//configureNode
//this configuration is valid only on endhost!
Map<String,String> params = new HashMap<String,String>();
params.put("url", "www.facebook.com");
params.put("body", "word");
params.put("destination","server");
params.put("protocol", "HTTP_REQUEST");
ConfigurationGrpc configuration = Client.createConfigurationGrpc(params, null, null, null);
boolean status = client.configureNode(1, 1, configuration);
assertEquals(status,true);
}
@Test
public void test4Nodes() throws Exception {
// setup
GraphGrpc graph = Client.createGraphGrpc(null);
//createGraph
graph = client.createGraph(graph).getGraph();
List<NeighbourGrpc> neighbours = new ArrayList<NeighbourGrpc>();
NeighbourGrpc nb = Client.createNeighbourGrpc("Node6");
neighbours.add(nb);
NodeGrpc n1 = Client.createNodeGrpc("Node6", "mailserver", null, null);
NodeGrpc n2 = Client.createNodeGrpc("Node9", "endhost", neighbours, null);
Map<String,String> map = new HashMap<String,String>();
map.put("mailserver", "Node6");
ConfigurationGrpc conf = Client.createConfigurationGrpc(map, null, null, null);
NodeGrpc n3 = Client.createNodeGrpc("Node10", "mailclient", null, conf);
NodeGrpc n4 = Client.createNodeGrpc("Node11", "nat", null, null);
NewNode nw1 = client.createNode(n1, graph.getId());
NewNode nw2 = client.createNode(n2, graph.getId());
NewNode nw3 = client.createNode(n3, graph.getId());
NewNode nw4 = client.createNode(n4, graph.getId());
assertEquals(nw1.getSuccess(),true);
assertEquals(nw2.getSuccess(),true);
assertEquals(nw3.getSuccess(),true);
assertEquals(nw4.getSuccess(),true);
n1 = NodeGrpc.newBuilder(n1).setId(nw1.getNode().getId()).build();
n2 = NodeGrpc.newBuilder(n2).setId(nw2.getNode().getId()).build();
n3 = NodeGrpc.newBuilder(n3).setId(nw3.getNode().getId()).build();
n4 = NodeGrpc.newBuilder(n4).setId(nw4.getNode().getId()).build();
// getNodes
Iterator<NodeGrpc> nodes = client.getNodes(graph.getId()).iterator();
assertEquals(nodes.next().getName(), n1.getName());
assertEquals(nodes.next().getName(), n2.getName());
assertEquals(nodes.next().getName(), n3.getName());
assertEquals(nodes.next().getName(), n4.getName());
//deleteNode
client.deleteNode(graph.getId(), 1);
// run
nodes = client.getNodes(graph.getId()).iterator();
assertEquals(nodes.next().getName(), n2.getName());
assertEquals(nodes.next().getName(), n3.getName());
assertEquals(nodes.next().getName(), n4.getName());
}
@Test
public void test5Neighbours() throws Exception {
NeighbourGrpc ufoundedNeighbour = NeighbourGrpc.newBuilder()
.setErrorMessage("Neighbour with id 1 not found for node with id 1 in graph with id 1").build();;
// Neighbour not found in the server
NeighbourGrpc neighbour = client.getNeighbour(1, 1, 1);//id not present
assertEquals(ufoundedNeighbour, neighbour);
GraphGrpc graph = Client.createGraphGrpc(null);
graph = client.createGraph(graph).getGraph();
List<NeighbourGrpc> neighbours = new ArrayList<NeighbourGrpc>();
NeighbourGrpc nb = Client.createNeighbourGrpc("Node1");
neighbours.add(nb);
NodeGrpc n1 = Client.createNodeGrpc("Node1", "antispam", null, null);
NodeGrpc n2 = Client.createNodeGrpc("Node2", "endhost", neighbours, null);
NodeGrpc n3 = Client.createNodeGrpc("Node3", "endhost", null, null);
NodeGrpc n4 = Client.createNodeGrpc("Node4", "endpoint", null, null);
NodeGrpc n5 = Client.createNodeGrpc("Node5", "webserver", null, null);
Map<String,String> map = new HashMap<String,String>();
map.put("webserver", "Node5");
ConfigurationGrpc conf = Client.createConfigurationGrpc(map, null, null, null);
NodeGrpc n6 = Client.createNodeGrpc("Node6", "webclient", null, conf);
NodeGrpc n7 = Client.createNodeGrpc("Node7", "cache", null, null);
NodeGrpc n8 = Client.createNodeGrpc("Node8", "firewall", null, null);
NodeGrpc n9 = Client.createNodeGrpc("Node9", "fieldmodifier", null, null);
NodeGrpc n10 = Client.createNodeGrpc("Node10", "dpi", null, null);
NewNode nw1 = client.createNode(n1, graph.getId());
NewNode nw2 = client.createNode(n2, graph.getId());
NewNode nw3 = client.createNode(n3, graph.getId());
NewNode nw4 = client.createNode(n4, graph.getId());
NewNode nw5 = client.createNode(n5, graph.getId());
NewNode nw6 = client.createNode(n6, graph.getId());
NewNode nw7 = client.createNode(n7, graph.getId());
NewNode nw8 = client.createNode(n8, graph.getId());
NewNode nw9 = client.createNode(n9, graph.getId());
NewNode nw10 = client.createNode(n10, graph.getId());
assertEquals(nw1.getSuccess(),true);
assertEquals(nw2.getSuccess(),true);
assertEquals(nw3.getSuccess(),true);
assertEquals(nw4.getSuccess(),true);
assertEquals(nw5.getSuccess(),true);
assertEquals(nw6.getSuccess(),true);
assertEquals(nw7.getSuccess(),true);
assertEquals(nw8.getSuccess(),true);
assertEquals(nw9.getSuccess(),true);
assertEquals(nw10.getSuccess(),true);
// getNeighbour, but first add it
NeighbourGrpc addedNeighbour = Client.createNeighbourGrpc("Node9");
NewNeighbour response = client.createNeighbour(addedNeighbour, graph.getId(), nw1.getNode().getId());
addedNeighbour = response.getNeighbour();
neighbour = client.getNeighbour(graph.getId(), nw1.getNode().getId(), addedNeighbour.getId());
assertEquals(addedNeighbour.getId(), neighbour.getId());
//updateNeighbour
NeighbourGrpc updatedNeighbour = Client.createNeighbourGrpc("Node10");
response = client.updateNeighbour(graph.getId(), 1, addedNeighbour.getId(),updatedNeighbour);
assertEquals(response.getSuccess(),true);
assertEquals(response.getNeighbour().getName(),"Node10");
}
@Test
public void test6Neighbours() throws Exception {
// setup
GraphGrpc graph = Client.createGraphGrpc(null);
//createGraph
graph = client.createGraph(graph).getGraph();
NodeGrpc n1 = Client.createNodeGrpc("Node1", "antispam", null, null);
NodeGrpc n2 = Client.createNodeGrpc("Node2", "endhost", null, null);
NodeGrpc n3 = Client.createNodeGrpc("Node3", "endhost", null, null);
NodeGrpc n4 = Client.createNodeGrpc("Node4", "endpoint", null, null);
NewNode nw1 = client.createNode(n1, graph.getId());
NewNode nw2 = client.createNode(n2, graph.getId());
NewNode nw3 = client.createNode(n3, graph.getId());
NewNode nw4 = client.createNode(n4, graph.getId());
assertEquals(nw1.getSuccess(),true);
assertEquals(nw2.getSuccess(),true);
assertEquals(nw3.getSuccess(),true);
assertEquals(nw4.getSuccess(),true);
//createNeighbour
NeighbourGrpc nn1 = Client.createNeighbourGrpc("Node2");
NewNeighbour addedNeighbour1 = client.createNeighbour(nn1, graph.getId(), nw1.getNode().getId());
assertEquals(addedNeighbour1.getSuccess(),true);
NeighbourGrpc nn2 = Client.createNeighbourGrpc("Node3");
NewNeighbour addedNeighbour2 = client.createNeighbour(nn2, graph.getId(), nw1.getNode().getId());
assertEquals(addedNeighbour2.getSuccess(),true);
NeighbourGrpc nn3 = Client.createNeighbourGrpc("Node4");
NewNeighbour addedNeighbour3 = client.createNeighbour(nn3, graph.getId(), nw1.getNode().getId());
assertEquals(addedNeighbour3.getSuccess(),true);
nn1 = NeighbourGrpc.newBuilder(nn1).setId(1).build();
nn2 = NeighbourGrpc.newBuilder(nn2).setId(2).build();
nn3 = NeighbourGrpc.newBuilder(nn3).setId(3).build();
// run
Iterator<NeighbourGrpc> neighbours = client.getNeighbours(graph.getId(), nw1.getNode().getId()).iterator();
assertEquals(neighbours.next(), nn1);
assertEquals(neighbours.next(), nn2);
assertEquals(neighbours.next(), nn3);
//deleteNeighbour
boolean succ = client.deleteNeighbour(graph.getId(), nw1.getNode().getId(), 1);
assertEquals(succ, true);
// run
neighbours = client.getNeighbours(graph.getId(), nw1.getNode().getId()).iterator();
assertEquals(neighbours.next(), nn2);
assertEquals(neighbours.next(), nn3);
}
}
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