/*
* JBoss, Home of Professional Open Source
* Copyright 2009, Red Hat Middleware LLC, and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* 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.jboss.arquillian.impl.execution;
import java.lang.reflect.Method;
import java.util.Collection;
import org.jboss.arquillian.impl.execution.event.LocalExecutionEvent;
import org.jboss.arquillian.spi.ServiceLoader;
import org.jboss.arquillian.spi.TestEnricher;
import org.jboss.arquillian.spi.TestResult;
import org.jboss.arquillian.spi.TestResult.Status;
import org.jboss.arquillian.spi.core.Injector;
import org.jboss.arquillian.spi.core.Instance;
import org.jboss.arquillian.spi.core.InstanceProducer;
import org.jboss.arquillian.spi.core.annotation.Inject;
import org.jboss.arquillian.spi.core.annotation.Observes;
import org.jboss.arquillian.spi.core.annotation.TestScoped;
/**
* A Handler for executing the Test Method.<br/>
* <br/>
* <b>Imports:</b><br/>
* {@link Injector}<br/>
* {@link ServiceLoader}<br/>
* <br/>
* <b>Exports:</b><br/>
* {@link TestResult}<br/>
*
* @author <a href="mailto:aslak@conduct.no">Aslak Knutsen</a>
* @version $Revision: $
*/
public class LocalTestExecuter
{
@Inject
private Instance<Injector> injector;
@Inject
private Instance<ServiceLoader> serviceLoader;
@Inject @TestScoped
private InstanceProducer<TestResult> testResult;
public void execute(@Observes LocalExecutionEvent event) throws Exception
{
TestResult result = new TestResult();
try
{
event.getExecutor().invoke(
enrichArguments(
event.getExecutor().getMethod(),
serviceLoader.get().all(TestEnricher.class)));
result.setStatus(Status.PASSED);
}
catch (Throwable e)
{
result.setStatus(Status.FAILED);
result.setThrowable(e);
}
finally
{
result.setEnd(System.currentTimeMillis());
}
testResult.set(result);
}
/**
* Enrich the method arguments of a method call.<br/>
* The Object[] index will match the method parameterType[] index.
*
* @param method
* @return the argument values
*/
private Object[] enrichArguments(Method method, Collection<TestEnricher> enrichers)
{
Object[] values = new Object[method.getParameterTypes().length];
if(method.getParameterTypes().length == 0)
{
return values;
}
for (TestEnricher enricher : enrichers)
{
injector.get().inject(enricher);
mergeValues(values, enricher.resolve(method));
}
return values;
}
private void mergeValues(Object[] values, Object[] resolvedValues)
{
if(resolvedValues == null || resolvedValues.length == 0)
{
return;
}
if(values.length != resolvedValues.length)
{
throw new IllegalStateException("TestEnricher resolved wrong argument count, expected " +
values.length + " returned " + resolvedValues.length);
}
for (int i = 0; i < resolvedValues.length; i++)
{
Object resvoledValue = resolvedValues[i];
if (resvoledValue != null && values[i] == null)
{
values[i] = resvoledValue;
}
}
}
}