/* Copyright 2009-2012 Comcast Interactive Media, LLC.
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 org.fishwife.jrugged.aspects;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.Signature;
import org.fishwife.jrugged.PerformanceMonitorFactory;
import org.junit.Before;
import org.junit.Test;
import static junit.framework.Assert.assertEquals;
import static junit.framework.Assert.assertNotNull;
import static junit.framework.Assert.assertSame;
import static org.easymock.EasyMock.createMock;
import static org.easymock.EasyMock.expect;
import static org.easymock.EasyMock.replay;
import static org.easymock.EasyMock.verify;
public class TestPerformanceMonitorAspect {
private PerformanceMonitorAspect aspect;
PerformanceMonitor mockAnnotation;
Signature mockSignature;
private static final String TEST_MONITOR = "TestMonitor";
@Before
public void setUp() {
aspect = new PerformanceMonitorAspect();
mockSignature = createMock(Signature.class);
mockAnnotation = createMock(PerformanceMonitor.class);
expect(mockSignature.getName()).andReturn("Signature").anyTimes();
expect(mockAnnotation.value()).andReturn(TEST_MONITOR).anyTimes();
replay(mockAnnotation);
replay(mockSignature);
}
private static ProceedingJoinPoint createPjpMock(Signature mockSignature,
int times) {
ProceedingJoinPoint mockPjp = createMock(ProceedingJoinPoint.class);
// XXX: the following two interactions are for logging, so they may happen
// 0 or n times, pending logging configuration
expect(mockPjp.getTarget()).andReturn("Target").times(0, times);
expect(mockPjp.getSignature()).andReturn(mockSignature).times(0, times);
return mockPjp;
}
@Test
public void testMonitor() throws Throwable {
ProceedingJoinPoint mockPjp = createPjpMock(mockSignature, 2);
expect(mockPjp.proceed()).andReturn(null).times(2);
replay(mockPjp);
// Test monitor without pre-existing perf monitor.
aspect.monitor(mockPjp, mockAnnotation);
// Test monitor with pre-existing perf monitor.
aspect.monitor(mockPjp, mockAnnotation);
String otherMonitor = "OtherMonitor";
ProceedingJoinPoint otherMockPjp = createPjpMock(mockSignature, 1);
expect(otherMockPjp.proceed()).andReturn(null).times(1);
replay(otherMockPjp);
PerformanceMonitor otherMockAnnotation = createMock(PerformanceMonitor.class);
expect(otherMockAnnotation.value()).andReturn(otherMonitor);
replay(otherMockAnnotation);
// Test monitor with another perf monitor.
aspect.monitor(otherMockPjp, otherMockAnnotation);
verifyMonitor(TEST_MONITOR, 2, 0);
verifyMonitor(otherMonitor, 1, 0);
verify(mockPjp);
verify(mockAnnotation);
verify(mockSignature);
verify(otherMockPjp);
verify(otherMockAnnotation);
}
@Test
public void testSetPerformanceMonitorFactory() throws Throwable {
ProceedingJoinPoint mockPjp = createPjpMock(mockSignature, 1);
expect(mockPjp.proceed()).andReturn(null);
replay(mockPjp);
PerformanceMonitorFactory factory = new PerformanceMonitorFactory();
aspect.setPerformanceMonitorFactory(factory);
aspect.monitor(mockPjp, mockAnnotation);
assertSame(factory, aspect.getPerformanceMonitorFactory());
verifyMonitor(TEST_MONITOR, 1, 0);
verify(mockPjp);
verify(mockAnnotation);
verify(mockSignature);
}
@Test(expected = Throwable.class)
public void testMonitorWithThrowable() throws Throwable {
ProceedingJoinPoint mockPjp = createPjpMock(mockSignature, 1);
expect(mockPjp.proceed()).andThrow(new Throwable());
replay(mockPjp);
aspect.monitor(mockPjp, mockAnnotation);
verifyMonitor(TEST_MONITOR, 0, 1);
verify(mockPjp);
verify(mockAnnotation);
verify(mockSignature);
}
@Test(expected = Exception.class)
public void testMonitorWithException() throws Throwable {
ProceedingJoinPoint mockPjp = createPjpMock(mockSignature, 1);
expect(mockPjp.proceed()).andThrow(new Exception());
replay(mockPjp);
aspect.monitor(mockPjp, mockAnnotation);
verifyMonitor(TEST_MONITOR, 0, 1);
verify(mockPjp);
verify(mockAnnotation);
verify(mockSignature);
}
private void verifyMonitor(String name, int successCount, int failureCount) {
org.fishwife.jrugged.PerformanceMonitor monitor =
aspect.getPerformanceMonitorFactory().findPerformanceMonitor(name);
assertNotNull(monitor);
assertEquals(successCount, monitor.getSuccessCount());
assertEquals(failureCount, monitor.getFailureCount());
}
}