/*
 * JBoss, Home of Professional Open Source
 * Copyright 2009 Red Hat Inc. and/or its affiliates and other 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.testng.container;

import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

import org.jboss.arquillian.container.test.spi.TestRunner;
import org.jboss.arquillian.test.spi.TestResult;
import org.testng.TestNG;
import org.testng.xml.XmlClass;
import org.testng.xml.XmlInclude;
import org.testng.xml.XmlSuite;
import org.testng.xml.XmlTest;

/**
 * TestNGTestRunner
 *
 * @author <a href="mailto:aslak@conduct.no">Aslak Knutsen</a>
 * @version $Revision: $
 */
public class TestNGTestRunner implements TestRunner
{

   public TestResult execute(Class<?> testClass, String methodName)
   {
      TestListener resultListener = new TestListener();
      
      TestNG runner = new TestNG(false);
      runner.setVerbose(0);
      
      runner.addListener(resultListener);
      runner.addListener(new RemoveDependsOnTransformer());
      runner.setXmlSuites(
              Collections.singletonList(createSuite(testClass, methodName)));
      
      runner.run();
      
      return resultListener.getTestResult(); 
   }
   
   private XmlSuite createSuite(Class<?> className, String methodName)
   {
      XmlSuite suite = new XmlSuite();
      suite.setName("Arquillian");

      XmlTest test = new XmlTest(suite);
      test.setName("Arquillian - " + className);
      List<XmlClass> testClasses = new ArrayList<XmlClass>();
      XmlClass testClass = new XmlClass(className);
      testClass.getIncludedMethods().add(new XmlInclude(methodName));
      testClasses.add(testClass);
      test.setXmlClasses(testClasses);
      return suite;
   }
}
