Mercurial > hg > release > thermostat-1.0
view vm-classstat/agent/src/test/java/com/redhat/thermostat/vm/classstat/agent/internal/VmClassStatVmListenerTest.java @ 1412:a0592d702416
Update copyright year in release branch.
reviewed-by: neugens
review-thread: http://icedtea.classpath.org/pipermail/thermostat/2014-June/009965.html
PR1821
author | Jon VanAlten <jon.vanalten@redhat.com> |
---|---|
date | Tue, 03 Jun 2014 11:55:56 -0600 |
parents | 9a29868e2610 |
children |
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/* * Copyright 2012-2014 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.vm.classstat.agent.internal; import static org.junit.Assert.assertEquals; import static org.mockito.Matchers.any; import static org.mockito.Matchers.anyString; import static org.mockito.Matchers.eq; import static org.mockito.Mockito.mock; import static org.mockito.Mockito.never; import static org.mockito.Mockito.verify; import static org.mockito.Mockito.verifyNoMoreInteractions; import static org.mockito.Mockito.when; import org.junit.Before; import org.junit.Test; import org.mockito.ArgumentCaptor; import com.redhat.thermostat.backend.VmUpdate; import com.redhat.thermostat.backend.VmUpdateException; import com.redhat.thermostat.vm.classstat.common.VmClassStatDAO; import com.redhat.thermostat.vm.classstat.common.model.VmClassStat; public class VmClassStatVmListenerTest { private static final String VM_ID = "vmId"; private static final Long LOADED_CLASSES = 1234L; private VmClassStatDAO dao; private VmClassStatVmListener listener; @Before public void setUp() { dao = mock(VmClassStatDAO.class); listener = new VmClassStatVmListener("foo-agent", dao, VM_ID); } @Test public void testMonitorUpdatedClassStat() throws Exception { VmUpdate update = mock(VmUpdate.class); when(update.getPerformanceCounterLong(eq("java.cls.loadedClasses"))).thenReturn(LOADED_CLASSES); listener.countersUpdated(update); ArgumentCaptor<VmClassStat> arg = ArgumentCaptor.forClass(VmClassStat.class); verify(dao).putVmClassStat(arg.capture()); VmClassStat stat = arg.getValue(); assertEquals(LOADED_CLASSES, (Long) stat.getLoadedClasses()); assertEquals(VM_ID, stat.getVmId()); } @Test public void testMonitorUpdatedClassStatTwice() throws Exception { VmUpdate update = mock(VmUpdate.class); when(update.getPerformanceCounterLong(eq("java.cls.loadedClasses"))).thenReturn(LOADED_CLASSES); listener.countersUpdated(update); listener.countersUpdated(update); // This checks a bug where the Category threw an IllegalStateException because the DAO // created a new one on each call, thus violating the unique guarantee of Category. } @Test public void testMonitorUpdateFails() throws VmUpdateException { VmUpdate update = mock(VmUpdate.class); when(update.getPerformanceCounterLong(anyString())).thenThrow(new VmUpdateException()); listener.countersUpdated(update); verifyNoMoreInteractions(dao); } @Test public void testMonitorUpdatedClassStatNoCounter() throws Exception { VmUpdate update = mock(VmUpdate.class); when(update.getPerformanceCounterLong(eq("java.cls.loadedClasses"))).thenReturn(null); listener.countersUpdated(update); verify(dao, never()).putVmClassStat(any(VmClassStat.class)); } }