/*
* 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.geode.management.internal.pulse;
import org.junit.experimental.categories.Category;
import org.junit.Test;
import static org.junit.Assert.*;
import org.apache.geode.test.dunit.cache.internal.JUnit4CacheTestCase;
import org.apache.geode.test.dunit.internal.JUnit4DistributedTestCase;
import org.apache.geode.test.junit.categories.DistributedTest;
import org.apache.geode.cache.query.cq.dunit.CqQueryDUnitTest;
import org.apache.geode.internal.AvailablePortHelper;
import org.apache.geode.management.DistributedSystemMXBean;
import org.apache.geode.management.ManagementService;
import org.apache.geode.management.ManagementTestBase;
import org.apache.geode.test.dunit.LogWriterUtils;
import org.apache.geode.test.dunit.NetworkUtils;
import org.apache.geode.test.dunit.VM;
import org.apache.geode.test.dunit.Wait;
import org.apache.geode.test.dunit.WaitCriterion;
/**
* This is for testing Number of clients and can be extended for relevant test addition
*
*
*/
@Category(DistributedTest.class)
public class TestClientsDUnitTest extends ManagementTestBase {
private static final long serialVersionUID = 1L;
public TestClientsDUnitTest() {
super();
}
public static Integer getNumOfClients() {
final WaitCriterion waitCriteria = new WaitCriterion() {
@Override
public boolean done() {
final ManagementService service = getManagementService();
final DistributedSystemMXBean bean = service.getDistributedSystemMXBean();
if (bean != null) {
if (bean.getNumClients() > 0) {
return true;
}
}
return false;
}
@Override
public String description() {
return "wait for getNumOfClients bean to complete and get results";
}
};
Wait.waitForCriterion(waitCriteria, 2 * 60 * 1000, 3000, true);
final DistributedSystemMXBean bean = getManagementService().getDistributedSystemMXBean();
assertNotNull(bean);
return Integer.valueOf(bean.getNumClients());
}
protected CqQueryDUnitTest cqDUnitTest = new CqQueryDUnitTest();
@Test
public void testNumOfClients() throws Exception {
initManagement(false);
VM server = managedNodeList.get(1);
VM client = managedNodeList.get(2);
int serverPort = AvailablePortHelper.getRandomAvailableTCPPort();
cqDUnitTest.createServer(server, serverPort);
final int port = server.invoke(() -> CqQueryDUnitTest.getCacheServerPort());
final String host0 = NetworkUtils.getServerHostName(server.getHost());
cqDUnitTest.createClient(client, port, host0);
Integer numOfClients =
(Integer) managingNode.invoke(() -> TestClientsDUnitTest.getNumOfClients());
LogWriterUtils.getLogWriter().info("testNumOfClients numOfClients = " + numOfClients);
cqDUnitTest.closeClient(client);
cqDUnitTest.closeServer(server);
assertEquals(1, numOfClients.intValue());
}
public void verifyStatistics() {
}
public void invokeOperations() {
}
}