Mercurial > hg > release > thermostat-0.15
view agent/core/src/test/java/com/redhat/thermostat/backend/VmListenerBackendTest.java @ 1246:bac262a2c98f
Use WriterID service over Storage.get/setAgentId() (Part 1).
Reviewed-by: vanaltj
Review-thread: http://icedtea.classpath.org/pipermail/thermostat/2013-September/008097.html
PR1509
author | Severin Gehwolf <sgehwolf@redhat.com> |
---|---|
date | Mon, 02 Sep 2013 11:36:26 +0200 |
parents | f7961cf1e440 |
children |
line wrap: on
line source
/* * 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.backend; import static org.junit.Assert.assertFalse; import static org.junit.Assert.assertTrue; import static org.mockito.Matchers.same; import static org.mockito.Mockito.mock; import static org.mockito.Mockito.times; import static org.mockito.Mockito.verify; import java.net.URISyntaxException; import org.junit.Before; import org.junit.Test; import sun.jvmstat.monitor.MonitorException; import com.redhat.thermostat.agent.VmStatusListener.Status; import com.redhat.thermostat.agent.VmStatusListenerRegistrar; import com.redhat.thermostat.backend.internal.VmMonitor; import com.redhat.thermostat.storage.core.WriterID; public class VmListenerBackendTest { private static final String VM_ID = "vmId"; private static final int VM_PID = 1; private VmListenerBackend backend; private VmStatusListenerRegistrar registrar; private VmMonitor monitor; private VmUpdateListener listener; @Before public void setup() { registrar = mock(VmStatusListenerRegistrar.class); WriterID id = mock(WriterID.class); backend = new TestBackend("Test Backend", "Backend for test", "Test Co.", "0.0.0", registrar, id); monitor = mock(VmMonitor.class); listener = mock(VmUpdateListener.class); backend.setMonitor(monitor); } @Test public void testActivate() { backend.activate(); assertTrue(backend.isActive()); verify(registrar).register(backend); } @Test public void testActivateTwice() { assertTrue(backend.activate()); assertTrue(backend.isActive()); assertTrue(backend.activate()); assertTrue(backend.isActive()); } @Test public void testCanNotActivateWithoutMonitor() { backend.setMonitor(null); assertFalse(backend.activate()); assertFalse(backend.isActive()); } @Test public void testDeactivate() { backend.activate(); backend.deactivate(); verify(registrar).unregister(backend); assertFalse(backend.isActive()); } @Test public void testDeactivateTwice() { backend.activate(); assertTrue(backend.deactivate()); assertFalse(backend.isActive()); assertTrue(backend.deactivate()); } @Test public void testNewVM() { // Should be no response if not observing new jvm. backend.setObserveNewJvm(false); backend.vmStatusChanged(Status.VM_STARTED, VM_ID, VM_PID); verify(monitor, times(0)).handleNewVm(same(listener), same(VM_PID)); backend.setObserveNewJvm(true); backend.vmStatusChanged(Status.VM_STARTED, VM_ID, VM_PID); verify(monitor).handleNewVm(listener, VM_PID); } @Test public void testAlreadyRunningVM() { backend.setObserveNewJvm(true); backend.vmStatusChanged(Status.VM_ACTIVE, VM_ID, VM_PID); verify(monitor).handleNewVm(listener, VM_PID); } @Test public void testStoppedVM() throws MonitorException, URISyntaxException { backend.setObserveNewJvm(true); backend.vmStatusChanged(Status.VM_STARTED, VM_ID, VM_PID); backend.vmStatusChanged(Status.VM_STOPPED, VM_ID, VM_PID); verify(monitor).handleStoppedVm(VM_PID); } @Test public void testDeactivateUnregistersListener() throws URISyntaxException, MonitorException { backend.activate(); backend.setObserveNewJvm(true); backend.vmStatusChanged(Status.VM_STARTED, VM_ID, VM_PID); backend.deactivate(); verify(monitor).removeVmListeners(); } private class TestBackend extends VmListenerBackend { public TestBackend(String name, String description, String vendor, String version, VmStatusListenerRegistrar registrar, WriterID writerId) { super(name, description, vendor, version, registrar, writerId); } @Override public int getOrderValue() { return 0; } @Override protected VmUpdateListener createVmListener(String writerId, String vmId, int pid) { return listener; } } }