/*
* Copyright 2008-2014 by Emeric Vernat
*
* This file is part of Java Melody.
*
* Licensed 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 net.bull.javamelody;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertSame;
import java.lang.reflect.Method;
import java.util.Map;
import javax.interceptor.InvocationContext;
import org.junit.Before;
import org.junit.Test;
/**
* Test unitaire de la classe MonitoringInterceptor.
* @author Emeric Vernat
*/
public class TestMonitoringInterceptor {
/** Check. */
@Before
public void setUp() {
Utils.initialize();
}
static class InvokeContext implements InvocationContext {
private final boolean throwError;
InvokeContext(boolean throwError) {
super();
this.throwError = throwError;
}
@Override
public void setParameters(Object[] params) {
// rien
}
@Override
public Object proceed() {
if (throwError) {
throw new OutOfMemoryError("test");
}
return null;
}
@Override
public Object getTarget() {
return new TestMonitoringInterceptor();
}
@Override
public Object[] getParameters() {
return null;
}
@Override
public Method getMethod() {
try {
return TestMonitoringInterceptor.class.getMethod("testInvoke");
} catch (final SecurityException e) {
throw new IllegalStateException(e);
} catch (final NoSuchMethodException e) {
throw new IllegalStateException(e);
}
}
@Override
public Map<String, Object> getContextData() {
return null;
}
}
/** Test. */
@Test
public void testNewInstance() {
assertNotNull("new MonitoringInterceptor", new MonitoringInterceptor());
}
/** Test.
* @throws Exception e */
@Test
public void testInvoke() throws Exception { // NOPMD
final Counter ejbCounter = MonitoringProxy.getEjbCounter();
ejbCounter.clear();
final MonitoringInterceptor interceptor = new MonitoringInterceptor();
ejbCounter.setDisplayed(false);
interceptor.intercept(new InvokeContext(false));
assertSame("requestsCount", 0, ejbCounter.getRequestsCount());
ejbCounter.setDisplayed(true);
interceptor.intercept(new InvokeContext(false));
assertSame("requestsCount", 1, ejbCounter.getRequestsCount());
ejbCounter.clear();
try {
interceptor.intercept(new InvokeContext(true));
} catch (final Error e) {
assertSame("requestsCount", 1, ejbCounter.getRequestsCount());
}
}
/** Test.
* @throws Exception e */
@Test
public void testMonitoringTarget() throws Exception { // NOPMD
final Counter ejbCounter = MonitoringProxy.getEjbCounter();
ejbCounter.clear();
final MonitoringTargetInterceptor interceptor = new MonitoringTargetInterceptor();
ejbCounter.setDisplayed(true);
interceptor.intercept(new InvokeContext(false));
assertSame("requestsCount", 1, ejbCounter.getRequestsCount());
}
/** Test. */
@Test
public void testGetEjbCounter() {
assertNotNull("getEjbCounter", MonitoringProxy.getEjbCounter());
}
}