/**
Copyright (C) SYSTAP, LLC DBA Blazegraph 2006-2016. All rights reserved.
Contact:
SYSTAP, LLC DBA Blazegraph
2501 Calvert ST NW #106
Washington, DC 20008
licenses@blazegraph.com
This program 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; version 2 of the License.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*
* Created on Oct 14, 2006
*/
package com.bigdata.rdf.sail.webapp;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.Properties;
import junit.extensions.proxy.IProxyTest;
import junit.framework.Test;
import org.openrdf.model.Graph;
import org.openrdf.model.Resource;
import org.openrdf.model.Statement;
import org.openrdf.model.URI;
import org.openrdf.model.Value;
import org.openrdf.model.impl.GraphImpl;
import org.openrdf.query.GraphQueryResult;
import org.openrdf.repository.RepositoryResult;
import com.bigdata.journal.AbstractJournalTestCase;
import com.bigdata.journal.IIndexManager;
import com.bigdata.rdf.sail.webapp.client.IPreparedGraphQuery;
/**
* <p>
* This class provides proxy delegation logic for abstract methods declared by
* {@link AbstractJournalTestCase} and is used to extend the set of tests that will be
* applied to all implementations of the generic object model Java API. If you
* want to test a new implementation, you MUST extend the
* {@link AbstractJournalTestCase} instead and implement its abstract methods for your
* implementation. This class provides an implementation neutral way to add new
* tests, not a means for testing specific generic object model Java API
* implementations.
* </p>
* <p>
* In order to add new tests for the generic object model Java APIs, you extend
* this class and write test methods.
* </p>
*
* @see AbstractJournalTestCase
*/
public abstract class ProxyTestCase<S extends IIndexManager>
extends AbstractIndexManagerTestCase<S>
implements IProxyTest
{
public ProxyTestCase() {}
public ProxyTestCase(String name){super(name);}
//************************************************************
//************************ IProxyTest ************************
//************************************************************
private AbstractIndexManagerTestCase<S> m_delegate = null;
@SuppressWarnings("unchecked")
@Override
public void setDelegate(final Test delegate) {
m_delegate = (AbstractIndexManagerTestCase<S>)delegate;
}
@Override
public Test getDelegate() throws IllegalStateException {
return m_delegate;
}
/**
* Returns the delegate after first making sure that it is non-null and
* extends {@link AbstractJournalTestCase}.
*/
public AbstractIndexManagerTestCase<S> getOurDelegate() {
if (m_delegate == null) {
/*
* This property gives the class name of the concrete instance of
* AbstractTestSuite that we need to instantiate so that we can run
* or debug a single test at a time! This is designed to support
* running or debugging a single test that has failed after running
* the entire test suite in an IDE such as Eclipse.
*
* Note: We reach out to System.getProperty() and not
* getProperties() to avoid infinite recursion through
* getOurDelegate. The only way this makes sense anyway is when you
* define -DtestClass=... as a JVM property.
*
* @todo document.
*/
final String testClass = System.getProperty("testClass");
if (testClass == null) {
throw new IllegalStateException(
"testClass: property not defined, could not configure delegate.");
}
try {
final Class<?> cl = Class.forName(testClass);
m_delegate = (AbstractIndexManagerTestCase<S>) cl.newInstance();
} catch (Exception ex) {
throw new RuntimeException(ex);
}
// throw new IllegalStateException
// ( "The delegate is not configured."
// );
}
if (m_delegate instanceof AbstractIndexManagerTestCase) {
return (AbstractIndexManagerTestCase<S>) m_delegate;
}
throw new IllegalStateException("The delegate MUST extend "
+ AbstractIndexManagerTestCase.class.getName() + ", not "
+ m_delegate.getClass().getName());
}
//************************************************************
//********************* proxied methods **********************
//************************************************************
/*
* Note: All methods on the delegate MUST be proxied here or they will be
* answered by our base class which is the same Class as the delegate, but
* whose instance fields have not been initialized! (An instance of the
* proxy is created for each test, while one instance of the delegate serves
* an entire suite of tests.)
*/
private int startupActiveThreads = 0;
@Override
public void setUp() throws Exception {
startupActiveThreads = Thread.currentThread().getThreadGroup().activeCount();
getOurDelegate().setUp(this);
}
private static boolean s_checkThreads = true;
@Override
public void tearDown() throws Exception {
getOurDelegate().tearDown(this);
if (s_checkThreads) {
final ThreadGroup grp = Thread.currentThread().getThreadGroup();
final int tearDownActiveThreads = grp.activeCount();
if (startupActiveThreads != tearDownActiveThreads) {
final Thread[] threads = new Thread[tearDownActiveThreads];
grp.enumerate(threads);
final StringBuilder info = new StringBuilder();
boolean first = true;
for (Thread t : threads) {
if (t == null)
continue;
if (!first)
info.append(',');
info.append("[" + t.getName() + "]");
first = false;
}
final String failMessage = "Threads left active after task"
+ ": test="
+ getName()//
+ ", delegate=" + getOurDelegate().getClass().getName()
+ ", startupCount=" + startupActiveThreads
+ ", teardownCount=" + tearDownActiveThreads
+ ", thisThread=" + Thread.currentThread().getName()
+ ", threads: " + info;
if (grp.activeCount() != startupActiveThreads)
log.error(failMessage);
/*
* Wait up to 2 seconds for threads to die off so the next test
* will run more cleanly.
*/
for (int i = 0; i < 20; i++) {
Thread.sleep(100);
if (grp.activeCount() != startupActiveThreads)
break;
}
}
}
super.tearDown();
}
@Override
public Properties getProperties() {
return getOurDelegate().getProperties();
}
@Override
public S getIndexManager() {
return getOurDelegate().getIndexManager();
}
}