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org.picocontainer.lifecycle.ReflectionLifecycleStrategyTestCase Maven / Gradle / Ivy
/*****************************************************************************
* Copyright (C) PicoContainer Organization. All rights reserved. *
* ------------------------------------------------------------------------- *
* The software in this package is published under the terms of the BSD *
* style license a copy of which has been included with this distribution in *
* the LICENSE.txt file. *
*****************************************************************************/
package org.picocontainer.lifecycle;
import static org.junit.Assert.assertFalse;
import org.picocontainer.monitors.NullComponentMonitor;
import static org.picocontainer.tck.MockFactory.mockeryWithCountingNamingScheme;
import java.io.Serializable;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Member;
import java.lang.reflect.Method;
import org.hamcrest.BaseMatcher;
import org.hamcrest.Description;
import org.hamcrest.Matcher;
import org.jmock.Expectations;
import org.jmock.Mockery;
import org.jmock.integration.junit4.JMock;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.picocontainer.ComponentAdapter;
import org.picocontainer.ComponentMonitor;
import org.picocontainer.Disposable;
import org.picocontainer.PicoContainer;
import org.picocontainer.Startable;
/**
* @author Paul Hammant
* @author Mauro Talevi
* @author Jörg Schaible
*/
@RunWith(JMock.class)
public class ReflectionLifecycleStrategyTestCase {
private Mockery mockery = mockeryWithCountingNamingScheme();
private ReflectionLifecycleStrategy strategy;
private ComponentMonitor componentMonitor;
@Before
public void setUp() {
componentMonitor = mockery.mock(ComponentMonitor.class);
strategy = new ReflectionLifecycleStrategy(componentMonitor);
}
@Test
public void testStartable() {
Object startable = mockComponent(true, false);
strategy.start(startable);
strategy.stop(startable);
strategy.dispose(startable);
}
@Test
public void testDisposable() {
Object disposable = mockComponent(false, true);
strategy.start(disposable);
strategy.stop(disposable);
strategy.dispose(disposable);
}
@Test
public void testNotStartableNorDisposable() {
Object serializable = mockery.mock(Serializable.class);
assertFalse(strategy.hasLifecycle(serializable.getClass()));
strategy.start(serializable);
strategy.stop(serializable);
strategy.dispose(serializable);
}
@Test
public void testStartableBarfingWithError() {
try {
new ReflectionLifecycleStrategy(new NullComponentMonitor()).start(new Object() {
public void start() throws InvocationTargetException {
throw new NoClassDefFoundError("foo");
}
});
} catch (Exception e) {
System.out.println("");
}
}
@Test
public void testMonitorChanges() {
final ComponentMonitor componentMonitor2 = mockery
.mock(ComponentMonitor.class);
final Disposable disposable = mockery.mock(Disposable.class);
final Matcher isDisposeMember = new IsMember("dispose");
final Matcher isDisposeMethod = new IsMethod("dispose");
mockery.checking(new Expectations() {
{
atLeast(1).of(disposable).dispose();
one(componentMonitor).invoking(
with(aNull(PicoContainer.class)),
with(aNull(ComponentAdapter.class)),
with(isDisposeMember), with(same(disposable)), with(any(Object[].class)));
one(componentMonitor).invoked(with(aNull(PicoContainer.class)),
with(aNull(ComponentAdapter.class)),
with(isDisposeMethod), with(same(disposable)),
with(any(Long.class)), with(any(Object[].class)), with(same(null)));
one(componentMonitor2).invoking(
with(aNull(PicoContainer.class)),
with(aNull(ComponentAdapter.class)),
with(isDisposeMember), with(same(disposable)), with(any(Object[].class)));
one(componentMonitor2).invoked(
with(aNull(PicoContainer.class)),
with(aNull(ComponentAdapter.class)),
with(isDisposeMethod), with(same(disposable)),
with(any(Long.class)), with(any(Object[].class)), with(same(null)));
}
});
strategy.dispose(disposable);
strategy.changeMonitor(componentMonitor2);
strategy.dispose(disposable);
}
@Test
public void testWithDifferentTypes() {
final MyLifecycle lifecycle = mockery.mock(MyLifecycle.class);
final Matcher isStartMember = new IsMember("start");
final Matcher isStartMethod = new IsMethod("start");
final Matcher isStopMember = new IsMember("stop");
final Matcher isStopMethod = new IsMethod("stop");
final Matcher isDisposeMember = new IsMember("dispose");
final Matcher isDisposeMethod = new IsMethod("dispose");
mockery.checking(new Expectations() {
{
one(lifecycle).start();
one(lifecycle).stop();
one(lifecycle).dispose();
one(componentMonitor).invoking(
with(aNull(PicoContainer.class)),
with(aNull(ComponentAdapter.class)),
with(isStartMember), with(same(lifecycle)), with(any(Object[].class)));
one(componentMonitor).invoked(with(aNull(PicoContainer.class)),
with(aNull(ComponentAdapter.class)),
with(isStartMethod), with(same(lifecycle)),
with(any(Long.class)), with(any(Object[].class)), with(same(null)));
one(componentMonitor).invoking(
with(aNull(PicoContainer.class)),
with(aNull(ComponentAdapter.class)),
with(isStopMember), with(same(lifecycle)), with(any(Object[].class)));
one(componentMonitor).invoked(with(aNull(PicoContainer.class)),
with(aNull(ComponentAdapter.class)),
with(isStopMethod), with(same(lifecycle)),
with(any(Long.class)), with(any(Object[].class)), with(same(null)));
one(componentMonitor).invoking(
with(aNull(PicoContainer.class)),
with(aNull(ComponentAdapter.class)),
with(isDisposeMember), with(same(lifecycle)), with(any(Object[].class)));
one(componentMonitor).invoked(with(aNull(PicoContainer.class)),
with(aNull(ComponentAdapter.class)),
with(isDisposeMethod), with(same(lifecycle)),
with(any(Long.class)), with(any(Object[].class)), with(same(null)));
}
});
Object startable = mockComponent(true, false);
strategy.start(startable);
strategy.stop(startable);
strategy.dispose(startable);
startable = lifecycle;
strategy.start(startable);
strategy.stop(startable);
strategy.dispose(startable);
}
private Object mockComponent(boolean startable, boolean disposable) {
final Matcher isStartMember = new IsMember("start");
final Matcher isStartMethod = new IsMethod("start");
final Matcher isStopMember = new IsMember("stop");
final Matcher isStopMethod = new IsMethod("stop");
final Matcher isDisposeMember = new IsMember("dispose");
final Matcher isDisposeMethod = new IsMethod("dispose");
if (startable) {
final Startable mock = mockery.mock(Startable.class);
mockery.checking(new Expectations() {
{
atLeast(1).of(mock).start();
atLeast(1).of(mock).stop();
one(componentMonitor).invoking(
with(aNull(PicoContainer.class)),
with(aNull(ComponentAdapter.class)),
with(isStartMember), with(same(mock)), with(any(Object[].class)));
one(componentMonitor)
.invoked(with(aNull(PicoContainer.class)),
with(aNull(ComponentAdapter.class)),
with(isStartMethod), with(same(mock)),
with(any(Long.class)), with(any(Object[].class)), with(same(null)));
one(componentMonitor).invoking(
with(aNull(PicoContainer.class)),
with(aNull(ComponentAdapter.class)),
with(isStopMember), with(same(mock)), with(any(Object[].class)));
one(componentMonitor).invoked(
with(aNull(PicoContainer.class)),
with(aNull(ComponentAdapter.class)),
with(isStopMethod), with(same(mock)), with(any(Long.class)), with(any(Object[].class)), with(same(null)));
}
});
return mock;
}
if (disposable) {
final Disposable mock = mockery.mock(Disposable.class);
mockery.checking(new Expectations() {
{
atLeast(1).of(mock).dispose();
one(componentMonitor).invoking(
with(aNull(PicoContainer.class)),
with(aNull(ComponentAdapter.class)),
with(isDisposeMember), with(same(mock)), with(any(Object[].class)));
one(componentMonitor)
.invoked(with(aNull(PicoContainer.class)),
with(aNull(ComponentAdapter.class)),
with(isDisposeMethod), with(same(mock)),
with(any(Long.class)), with(any(Object[].class)), with(same(null)));
}
});
return mock;
}
return mockery.mock(Serializable.class);
}
public static interface MyLifecycle {
void start();
void stop();
void dispose();
}
static class IsMember extends BaseMatcher {
private String name;
public IsMember(String name) {
this.name = name;
}
public boolean matches(Object item) {
return ((Member) item).getName().equals(name);
}
public void describeTo(Description description) {
description.appendText("Should have been a member of name ");
description.appendText(name);
}
};
static class IsMethod extends BaseMatcher {
private String name;
public IsMethod(String name) {
this.name = name;
}
public boolean matches(Object item) {
return ((Method) item).getName().equals(name);
}
public void describeTo(Description description) {
description.appendText("Should have been a method of name ");
description.appendText(name);
}
};
}
