Mercurial > hg > release > thermostat-1.0
view thread/harvester/src/test/java/com/redhat/thermostat/thread/harvester/ThreadHarvesterTest.java @ 1368:b1f82879e6a9
Rename c.r.t.utils.management to c.r.t.agent.utils.management
Reviewed-by: vanaltj
Review-thread: http://icedtea.classpath.org/pipermail/thermostat/2013-November/008945.html
author | Omair Majid <omajid@redhat.com> |
---|---|
date | Mon, 25 Nov 2013 19:03:29 -0500 |
parents | ec60b0403fb0 |
children | a0592d702416 |
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/* * Copyright 2012, 2013 Red Hat, Inc. * * This file is part of Thermostat. * * Thermostat is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published * by the Free Software Foundation; either version 2, or (at your * option) any later version. * * Thermostat is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Thermostat; see the file COPYING. If not see * <http://www.gnu.org/licenses/>. * * Linking this code with other modules is making a combined work * based on this code. Thus, the terms and conditions of the GNU * General Public License cover the whole combination. * * As a special exception, the copyright holders of this code give * you permission to link this code with independent modules to * produce an executable, regardless of the license terms of these * independent modules, and to copy and distribute the resulting * executable under terms of your choice, provided that you also * meet, for each linked independent module, the terms and conditions * of the license of that module. An independent module is a module * which is not derived from or based on this code. If you modify * this code, you may extend this exception to your version of the * library, but you are not obligated to do so. If you do not wish * to do so, delete this exception statement from your version. */ package com.redhat.thermostat.thread.harvester; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertTrue; import static org.mockito.Mockito.mock; import static org.mockito.Mockito.verify; import static org.mockito.Mockito.when; import java.util.List; import java.util.concurrent.ScheduledExecutorService; import org.junit.Before; import org.junit.Test; import org.mockito.ArgumentCaptor; import com.redhat.thermostat.agent.utils.management.MXBeanConnectionPool; import com.redhat.thermostat.common.Clock; import com.redhat.thermostat.common.Pair; import com.redhat.thermostat.common.command.Request; import com.redhat.thermostat.common.command.Response; import com.redhat.thermostat.common.command.Response.ResponseType; import com.redhat.thermostat.storage.core.WriterID; import com.redhat.thermostat.thread.collector.HarvesterCommand; import com.redhat.thermostat.thread.dao.ThreadDao; import com.redhat.thermostat.thread.model.ThreadHarvestingStatus; public class ThreadHarvesterTest { private MXBeanConnectionPool pool; private ScheduledExecutorService executor; private WriterID writerId; @Before public void setUp() { pool = mock(MXBeanConnectionPool.class); executor = mock(ScheduledExecutorService.class); writerId = mock(WriterID.class); } @Test public void testStart() { ThreadDao dao = mock(ThreadDao.class); Request request = mock(Request.class); final boolean[] createHarvesterCalled = new boolean[1]; final Harvester harverster = mock(Harvester.class); when(harverster.start()).thenReturn(true); ArgumentCaptor<String> captor = ArgumentCaptor.forClass(String.class); when(request.getParameter(captor.capture())). thenReturn(HarvesterCommand.START.name()). thenReturn("vmId"). thenReturn("42"). thenReturn("0xcafe"); ThreadHarvester threadHarvester = new ThreadHarvester(executor, pool, writerId) { @Override Harvester createHarvester(String vmId, int pid) { createHarvesterCalled[0] = true; assertEquals("vmId", vmId); assertEquals(42, pid); return harverster; } }; threadHarvester.setThreadDao(dao); threadHarvester.receive(request); List<String> values = captor.getAllValues(); assertEquals(3, values.size()); assertEquals(HarvesterCommand.class.getName(), values.get(0)); assertEquals(HarvesterCommand.VM_ID.name(), values.get(1)); assertEquals(HarvesterCommand.VM_PID.name(), values.get(2)); assertTrue(createHarvesterCalled[0]); verify(harverster).start(); } @Test public void testStop() { ThreadDao dao = mock(ThreadDao.class); Request request = mock(Request.class); final Harvester harverster = mock(Harvester.class); ArgumentCaptor<String> captor = ArgumentCaptor.forClass(String.class); when(request.getParameter(captor.capture())). thenReturn(HarvesterCommand.STOP.name()). thenReturn("vmId"); ThreadHarvester threadHarvester = new ThreadHarvester(executor, pool, writerId) { { connectors.put("vmId", harverster); } }; threadHarvester.setThreadDao(dao); threadHarvester.receive(request); List<String> values = captor.getAllValues(); assertEquals(2, values.size()); assertEquals(HarvesterCommand.class.getName(), values.get(0)); assertEquals(HarvesterCommand.VM_ID.name(), values.get(1)); verify(harverster).stop(); } @Test public void testFindDeadLocks() { ThreadDao dao = mock(ThreadDao.class); Request request = mock(Request.class); final boolean[] createHarvesterCalled = new boolean[1]; final Harvester harverster = mock(Harvester.class); when(harverster.start()).thenReturn(true); ArgumentCaptor<String> captor = ArgumentCaptor.forClass(String.class); when(request.getParameter(captor.capture())). thenReturn(HarvesterCommand.FIND_DEADLOCKS.name()). thenReturn("vmId"). thenReturn("42"). thenReturn("0xcafe"); ThreadHarvester threadHarvester = new ThreadHarvester(executor, pool, writerId) { @Override Harvester createHarvester(String vmId, int pid) { createHarvesterCalled[0] = true; assertEquals("vmId", vmId); assertEquals(42, pid); return harverster; } }; threadHarvester.setThreadDao(dao); threadHarvester.receive(request); List<String> values = captor.getAllValues(); assertEquals(3, values.size()); assertEquals(HarvesterCommand.class.getName(), values.get(0)); assertEquals(HarvesterCommand.VM_ID.name(), values.get(1)); assertEquals(HarvesterCommand.VM_PID.name(), values.get(2)); assertTrue(createHarvesterCalled[0]); verify(harverster).saveDeadLockData(); } @Test public void testSaveVmCaps() { ThreadDao dao = mock(ThreadDao.class); final boolean[] createHarvesterCalled = new boolean[1]; final Harvester harverster = mock(Harvester.class); ThreadHarvester threadHarvester = new ThreadHarvester(executor, pool, writerId) { @Override Harvester createHarvester(String vmId, int pid) { createHarvesterCalled[0] = true; assertEquals("vmId", vmId); assertEquals(42, pid); return harverster; } }; threadHarvester.setThreadDao(dao); threadHarvester.saveVmCaps("vmId", 42); assertTrue(createHarvesterCalled[0]); verify(harverster).saveVmCaps(); } @Test public void testRecieveWithoutDaosFails() { ThreadHarvester harvester = new ThreadHarvester(executor, pool, writerId); Response response = harvester.receive(mock(Request.class)); assertEquals(ResponseType.ERROR, response.getType()); } @Test public void testHarvestingStatus() { Clock clock = mock(Clock.class); when(clock.getRealTimeMillis()).thenReturn(1l); ThreadDao dao = mock(ThreadDao.class); ThreadHarvester harvester = new ThreadHarvester(executor, clock, pool, writerId); harvester.setThreadDao(dao); harvester.addThreadHarvestingStatus("vmId"); ArgumentCaptor<ThreadHarvestingStatus> statusCaptor = ArgumentCaptor.forClass(ThreadHarvestingStatus.class); verify(dao).saveHarvestingStatus(statusCaptor.capture()); ThreadHarvestingStatus status = statusCaptor.getValue(); assertEquals("vmId", status.getVmId()); assertEquals(false, status.isHarvesting()); assertEquals(1, status.getTimeStamp()); } @Test public void testHarvestingStatusAfterSavingVmCaps() { Clock clock = mock(Clock.class); when(clock.getRealTimeMillis()).thenReturn(1l); ThreadDao dao = mock(ThreadDao.class); ThreadHarvester harvester = new ThreadHarvester(executor, clock, pool, writerId); harvester.setThreadDao(dao); harvester.saveVmCaps("vmId", 10); harvester.addThreadHarvestingStatus("vmId"); ArgumentCaptor<ThreadHarvestingStatus> statusCaptor = ArgumentCaptor.forClass(ThreadHarvestingStatus.class); verify(dao).saveHarvestingStatus(statusCaptor.capture()); ThreadHarvestingStatus status = statusCaptor.getValue(); assertEquals("vmId", status.getVmId()); assertEquals(false, status.isHarvesting()); assertEquals(1, status.getTimeStamp()); } @Test public void testStopAndRemoveAll() { Clock clock = mock(Clock.class); when(clock.getRealTimeMillis()).thenReturn(1l); ThreadDao dao = mock(ThreadDao.class); final Harvester javaHarvester = mock(Harvester.class); when(javaHarvester.start()).thenReturn(true); when(javaHarvester.stop()).thenReturn(true); when(javaHarvester.getPid()).thenReturn(42); ThreadHarvester harvester = new ThreadHarvester(executor, clock, pool, writerId) { @Override Harvester createHarvester(String vmId, int pid) { assertEquals("vmId", vmId); assertEquals(42, pid); return javaHarvester; } }; harvester.setThreadDao(dao); harvester.startHarvester("vmId", 42); // Reset DAO harvester.setThreadDao(dao); assertTrue(harvester.startHarvester("vmId", 42)); List<Pair<String, Integer>> allSaved = harvester.stopAndRemoveAllHarvesters(); assertEquals(1, allSaved.size()); Pair<String, Integer> saved = allSaved.get(0); assertEquals("vmId", saved.getFirst()); assertEquals(42, saved.getSecond().intValue()); } }