// Copyright 2009, 2010 The Apache Software Foundation
//
// 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.apache.tapestry5.ioc.internal.services;
import org.apache.tapestry5.ioc.Invokable;
import org.apache.tapestry5.ioc.StringHolder;
import org.apache.tapestry5.ioc.StringHolderImpl;
import org.apache.tapestry5.ioc.internal.IOCInternalTestCase;
import org.apache.tapestry5.ioc.internal.util.CollectionFactory;
import org.apache.tapestry5.ioc.services.ParallelExecutor;
import org.testng.annotations.Test;
import java.util.List;
public class ParallelExecutorTest extends IOCInternalTestCase
{
@Test
public void thunk_creation()
{
int count = 100;
List<StringHolder> thunks = CollectionFactory.newList();
ParallelExecutor parallelExecutor = getService(ParallelExecutor.class);
for (int i = 0; i < count; i++)
{
final String value = String.format("Value[%d]", i);
Invokable<StringHolder> inv = new Invokable<StringHolder>()
{
public StringHolder invoke()
{
StringHolder holder = new StringHolderImpl();
holder.setValue(value);
try
{
Thread.sleep(100l);
}
catch (InterruptedException ie)
{
// Swallow
}
return holder;
}
};
thunks.add(parallelExecutor.invoke(StringHolder.class, inv));
}
for (int j = 0; j < 2; j++)
{
for (int i = 0; i < count; i++)
{
assertEquals(thunks.get(i).getValue(), String.format("Value[%d]", i));
}
}
}
@Test
public void exception_thrown_by_invocation()
{
ParallelExecutor parallelExecutor = getService(ParallelExecutor.class);
Invokable<StringHolder> inv = new Invokable<StringHolder>()
{
public StringHolder invoke()
{
throw new RuntimeException("Future failure!");
}
};
StringHolder holder = parallelExecutor.invoke(StringHolder.class, inv);
assertEquals(holder.toString(), "FutureThunk[org.apache.tapestry5.ioc.StringHolder]");
try
{
holder.getValue();
unreachable();
}
catch (RuntimeException ex)
{
assertMessageContains(ex, "Future failure!");
}
}
}