SammyVimes commented on a change in pull request #80: URL: https://github.com/apache/ignite-3/pull/80#discussion_r606175220
########## File path: modules/raft/src/integrationTest/java/org/apache/ignite/raft/server/ITRaftCounterServerTest.java ########## @@ -0,0 +1,186 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.ignite.raft.server; + +import java.util.List; +import java.util.Map; +import org.apache.ignite.lang.LogWrapper; +import org.apache.ignite.network.message.DefaultMessageMapperProvider; +import org.apache.ignite.network.Network; +import org.apache.ignite.network.NetworkCluster; +import org.apache.ignite.network.scalecube.ScaleCubeMemberResolver; +import org.apache.ignite.network.scalecube.ScaleCubeNetworkClusterFactory; +import org.apache.ignite.raft.client.Peer; +import org.apache.ignite.raft.client.message.RaftClientMessageFactory; +import org.apache.ignite.raft.client.message.impl.RaftClientMessageFactoryImpl; +import org.apache.ignite.raft.client.service.RaftGroupService; +import org.apache.ignite.raft.client.service.impl.RaftGroupServiceImpl; +import org.apache.ignite.raft.server.impl.RaftServerImpl; +import org.junit.jupiter.api.AfterEach; +import org.junit.jupiter.api.BeforeEach; +import org.junit.jupiter.api.Test; +import org.junit.jupiter.api.TestInfo; + +import static org.junit.jupiter.api.Assertions.assertEquals; +import static org.junit.jupiter.api.Assertions.assertNotNull; +import static org.junit.jupiter.api.Assertions.assertTrue; + +/** */ +class ITRaftCounterServerTest { + /** */ + private static LogWrapper LOG = new LogWrapper(ITRaftCounterServerTest.class); + + /** */ + private static RaftClientMessageFactory FACTORY = new RaftClientMessageFactoryImpl(); + + /** */ + private RaftServer server; + + /** */ + private static final String SERVER_ID = "testServer"; + + /** */ + private static final String CLIENT_ID = "testClient"; + + /** */ + private static final String COUNTER_GROUP_ID_0 = "counter0"; + + /** */ + private static final String COUNTER_GROUP_ID_1 = "counter1"; + + /** + * @param testInfo Test info. + */ + @BeforeEach + void before(TestInfo testInfo) throws Exception { + LOG.info(">>>> Starting test " + testInfo.getTestMethod().orElseThrow().getName()); + + server = new RaftServerImpl(SERVER_ID, + 20100, + FACTORY, + 1000, + Map.of(COUNTER_GROUP_ID_0, new CounterCommandListener(), COUNTER_GROUP_ID_1, new CounterCommandListener())); + } + + /** + * @throws Exception + */ + @AfterEach + void after() throws Exception { + server.shutdown(); + } + + /** + * @throws Exception + */ + @Test + public void testRefreshLeader() throws Exception { + NetworkCluster client = startClient(CLIENT_ID, 20101, List.of("localhost:20100")); + + assertTrue(waitForTopology(client, 2, 1000)); + + Peer server = new Peer(client.allMembers().stream().filter(m -> SERVER_ID.equals(m.name())).findFirst().orElseThrow()); + + RaftGroupService service = new RaftGroupServiceImpl(COUNTER_GROUP_ID_0, client, FACTORY, 1000, + List.of(server), true, 200); + + Peer leader = service.leader(); + + assertNotNull(leader); + assertEquals(server.getNode().name(), leader.getNode().name()); + + client.shutdown(); + } + + /** + * @throws Exception + */ + @Test + public void testCounterCommandListener() throws Exception { + NetworkCluster client = startClient(CLIENT_ID, 20101, List.of("localhost:20100")); + + assertTrue(waitForTopology(client, 2, 1000)); + + Peer server = new Peer(client.allMembers().stream().filter(m -> SERVER_ID.equals(m.name())).findFirst().orElseThrow()); + + RaftGroupService service0 = new RaftGroupServiceImpl(COUNTER_GROUP_ID_0, client, FACTORY, 1000, + List.of(server), true, 200); + + RaftGroupService service1 = new RaftGroupServiceImpl(COUNTER_GROUP_ID_1, client, FACTORY, 1000, + List.of(server), true, 200); + + assertNotNull(service0.leader()); + assertNotNull(service1.leader()); + + assertEquals(2, service0.<Integer>run(new IncrementAndGetCommand(2)).get()); + assertEquals(2, service0.<Integer>run(new GetValueCommand()).get()); + assertEquals(3, service0.<Integer>run(new IncrementAndGetCommand(1)).get()); + assertEquals(3, service0.<Integer>run(new GetValueCommand()).get()); + + assertEquals(4, service1.<Integer>run(new IncrementAndGetCommand(4)).get()); + assertEquals(4, service1.<Integer>run(new GetValueCommand()).get()); + assertEquals(7, service1.<Integer>run(new IncrementAndGetCommand(3)).get()); + assertEquals(7, service1.<Integer>run(new GetValueCommand()).get()); + + client.shutdown(); + } + + /** + * @param name Node name. + * @param port Local port. + * @param servers Server nodes of the cluster. + * @return The client cluster view. + */ + private NetworkCluster startClient(String name, int port, List<String> servers) { + Network network = new Network( + new ScaleCubeNetworkClusterFactory(name, port, servers, new ScaleCubeMemberResolver()) + ); + + network.registerMessageMapper((short)1000, new DefaultMessageMapperProvider()); + network.registerMessageMapper((short)1001, new DefaultMessageMapperProvider()); + network.registerMessageMapper((short)1005, new DefaultMessageMapperProvider()); + network.registerMessageMapper((short)1006, new DefaultMessageMapperProvider()); + network.registerMessageMapper((short)1009, new DefaultMessageMapperProvider()); + + return network.start(); + } + + /** + * @param cluster The cluster. + * @param expected Expected count. + * @param timeout The timeout in millis. + * @return {@code True} if topology size is equal to expected. + */ + private boolean waitForTopology(NetworkCluster cluster, int expected, int timeout) { + long stop = System.currentTimeMillis() + timeout; + + while(System.currentTimeMillis() < stop) { + if (cluster.allMembers().size() >= expected) + return true; + + try { + Thread.sleep(50); + } + catch (InterruptedException e) { + return false; + } + } + + return false; + } +} Review comment: missing newline -- This is an automated message from the Apache Git Service. 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