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HouseKeeperTest.java
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HouseKeeperTest.java
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//
// ========================================================================
// Copyright (c) 1995-2021 Mort Bay Consulting Pty Ltd and others.
//
// This program and the accompanying materials are made available under the
// terms of the Eclipse Public License v. 2.0 which is available at
// https://www.eclipse.org/legal/epl-2.0, or the Apache License, Version 2.0
// which is available at https://www.apache.org/licenses/LICENSE-2.0.
//
// SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
// ========================================================================
//
package org.eclipse.jetty.server.session;
import java.util.Collections;
import java.util.Set;
import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.util.thread.Scheduler;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNotSame;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;
/**
* HouseKeeperTest
*/
public class HouseKeeperTest
{
public class TestHouseKeeper extends HouseKeeper
{
public Scheduler getScheduler()
{
return _scheduler;
}
public Scheduler.Task getTask()
{
return _task;
}
public Runner getRunner()
{
return _runner;
}
public boolean isOwnScheduler()
{
return _ownScheduler;
}
}
public class TestSessionIdManager extends DefaultSessionIdManager
{
public TestSessionIdManager(Server server)
{
super(server);
}
@Override
public Set<SessionHandler> getSessionHandlers()
{
return Collections.singleton(new SessionHandler());
}
}
@Test
public void testHouseKeeper() throws Exception
{
HouseKeeper t = new TestHouseKeeper();
assertThrows(IllegalStateException.class, () -> t.start());
TestHouseKeeper hk = new TestHouseKeeper();
hk.setSessionIdManager(new TestSessionIdManager(new Server()));
hk.setIntervalSec(-1);
hk.start(); //no scavenging
//check that the housekeeper isn't running
assertNull(hk.getRunner());
assertNull(hk.getTask());
assertNull(hk.getScheduler());
assertFalse(hk.isOwnScheduler());
hk.stop();
assertNull(hk.getRunner());
assertNull(hk.getTask());
assertNull(hk.getScheduler());
assertFalse(hk.isOwnScheduler());
//set the interval but don't start it
hk.setIntervalSec(10000);
assertNull(hk.getRunner());
assertNull(hk.getTask());
assertNull(hk.getScheduler());
assertFalse(hk.isOwnScheduler());
//now start it
hk.start();
assertNotNull(hk.getRunner());
assertNotNull(hk.getTask());
assertNotNull(hk.getScheduler());
assertTrue(hk.isOwnScheduler());
//stop it
hk.stop();
assertNull(hk.getRunner());
assertNull(hk.getTask());
assertNull(hk.getScheduler());
assertFalse(hk.isOwnScheduler());
//start it, but set a different interval after start
hk.start();
Scheduler.Task oldTask = hk.getTask();
hk.setIntervalSec(50000);
assertTrue(hk.getIntervalSec() >= 50000);
assertNotNull(hk.getRunner());
assertNotNull(hk.getTask());
//Note: it would be nice to test if the old task was
//cancelled, but the Scheduler.Task interface does not
//provide that functionality.
assertNotSame(oldTask, hk.getTask());
assertNotNull(hk.getScheduler());
assertTrue(hk.isOwnScheduler());
}
}