/*  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you 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.pluto.container.bean.processor.tests;

import static org.apache.pluto.container.bean.processor.MethodType.EVENT;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;

import java.io.File;
import java.io.IOException;
import java.lang.reflect.Method;
import java.net.URISyntaxException;
import java.util.Arrays;
import java.util.List;
import java.util.Set;

import javax.xml.namespace.QName;

import org.apache.pluto.container.bean.processor.AnnotatedMethod;
import org.apache.pluto.container.bean.processor.AnnotatedMethodStore;
import org.apache.pluto.container.bean.processor.ConfigSummary;
import org.apache.pluto.container.bean.processor.MethodIdentifier;
import org.apache.pluto.container.bean.processor.fixtures.event.Event1;
import org.apache.pluto.container.bean.processor.fixtures.event.Event2;
import org.apache.pluto.container.om.portlet.impl.ConfigurationHolder;
import org.junit.BeforeClass;
import org.junit.Test;

/**
 * Test class for RenderStateScoped beans
 * 
 * @author Scott Nicklous
 *
 */
public class EventFixupTest {

   private static String               DEFAULT_NS = "http://www.java.net/";

   private static final String         pkg        = "org.apache.pluto.container.bean.processor.fixtures.event";

   private static AnnotatedMethodStore ams        = null;
   private static ConfigSummary        summary    = null;
   private static ConfigurationHolder  holder     = new ConfigurationHolder();

   @BeforeClass
   public static void setUpClass() throws URISyntaxException, IOException {
      Set<File> classes = FileHelper.getClasses(pkg);
      holder.scanMethodAnnotations(classes);
      ams = holder.getMethodStore();
      summary = holder.getConfigSummary();

      assertNotNull(ams);
      assertNotNull(summary);

      ams.setDefaultNamespace(DEFAULT_NS);
   }

   @Test
   public void portletNamesTest() throws Exception {
      Set<String> names = ams.getPortletNames();
      assertNotNull(names);
      assertEquals(4, names.size());
      assertTrue(names.contains("portlet1"));
      assertTrue(names.contains("portlet2"));
      assertTrue(names.contains("portlet3"));
      assertTrue(names.contains("portlet6"));
   }

   @Test
   public void errorDuplicateMethod() throws Exception {
      List<String> names = summary.getPortletsWithErrors();
      assertNotNull(names);
      assertEquals(4, names.size());
      assertTrue(names.contains("portlet2"));
   }

   @Test
   public void errorDuplicateMethod2() throws Exception {
      List<String> names = summary.getPortletsWithErrors();
      assertNotNull(names);
      assertEquals(4, names.size());
      assertTrue(names.contains("portlet6"));
   }

   @Test
   public void errorBadReturnType() throws Exception {
      List<String> names = summary.getPortletsWithErrors();
      assertNotNull(names);
      assertEquals(4, names.size());
      assertTrue(names.contains("portlet5"));
   }

   @Test
   public void errorBadParameters() throws Exception {
      List<String> names = summary.getPortletsWithErrors();
      assertNotNull(names);
      assertEquals(4, names.size());
      assertTrue(names.contains("portlet4"));
   }

   @Test
   public void methods1Test() throws Exception {
      Set<MethodIdentifier> portlets = ams.getMethodIDsForPortlet("portlet1");
      assertNotNull(portlets);
      assertEquals(2, portlets.size());
      MethodIdentifier mi = (MethodIdentifier) portlets.toArray()[0];
      if (!mi.getType().equals(EVENT)) {
         mi = (MethodIdentifier) portlets.toArray()[1];
      }
      QName qn = new QName("http://www.apache.org", "proc1");
      assertEquals(qn, mi.getId());
      assertEquals("portlet1", mi.getName());
   }

   @Test
   public void methods2Test() throws Exception {
      Set<MethodIdentifier> portlets = ams.getMethodIDsForPortlet("portlet2");
      assertNotNull(portlets);
      assertEquals(2, portlets.size());
      MethodIdentifier mi = (MethodIdentifier) portlets.toArray()[0];
      if (!mi.getType().equals(EVENT)) {
         mi = (MethodIdentifier) portlets.toArray()[1];
      }
      QName qn = new QName("http://www.apache.org", "proc2");
      assertEquals(qn, mi.getId());
      assertEquals("portlet2", mi.getName());
   }

   @Test
   public void methods3Test() throws Exception {
      Set<MethodIdentifier> portlets = ams.getMethodIDsForPortlet("portlet3");
      assertNotNull(portlets);
      assertEquals(4, portlets.size());
      List<QName> ids = Arrays.asList(new QName[] { new QName("http://www.apache.org", "proc3a"),
            new QName(DEFAULT_NS, "proc3b"), new QName("http://www.apache.org", "proc3c"), });
      for (MethodIdentifier mi : portlets) {
         if (mi.getType().equals(EVENT)) {
            assertEquals(EVENT, mi.getType());
            assertTrue(ids.contains(mi.getId()));
            assertEquals("portlet3", mi.getName());
         }
      }
   }

   @Test
   public void class1Test() throws Exception {
      QName qn = new QName("http://www.apache.org", "proc1");
      MethodIdentifier mi = new MethodIdentifier("portlet1", qn, EVENT);
      List<AnnotatedMethod> list = ams.getMethods(mi);
      assertNotNull(list);
      assertEquals(1, list.size());
      AnnotatedMethod am = list.get(0);
      assertNotNull(am);
      Method m = am.getJavaMethod();
      assertNotNull(m);
      assertEquals("event1", m.getName());
      assertEquals(Event1.class, m.getDeclaringClass());
   }

   @Test
   public void class2Test() throws Exception {
      QName qn = new QName("http://www.apache.org", "proc2");
      MethodIdentifier mi = new MethodIdentifier("portlet2", qn, EVENT);
      List<AnnotatedMethod> list = ams.getMethods(mi);
      assertNotNull(list);
      assertEquals(1, list.size());
      AnnotatedMethod am = list.get(0);
      assertNotNull(am);
      Method m = am.getJavaMethod();
      assertNotNull(m);
      assertEquals("event2", m.getName());
      // don't know which one the scanner will find first
      List<Class<?>> clslst = Arrays.asList(new Class<?>[] { Event1.class, Event2.class });
      assertTrue(clslst.contains(m.getDeclaringClass()));
   }

   @Test
   public void class6Test() throws Exception {
      QName qn = new QName("http://www.apache.org", "proc6");
      MethodIdentifier mi = new MethodIdentifier("portlet6", qn, EVENT);
      List<AnnotatedMethod> list = ams.getMethods(mi);
      assertNotNull(list);
      assertEquals(1, list.size());
      AnnotatedMethod am = list.get(0);
      assertNotNull(am);
      Method m = am.getJavaMethod();
      assertNotNull(m);
      // order in which method found undefined
      List<String> names = Arrays.asList(new String[] { "event6", "event7" });
      assertTrue(names.contains(m.getName()));
      assertEquals(Event2.class, m.getDeclaringClass());
   }

   @Test
   public void class4Test() throws Exception {
      Set<MethodIdentifier> portlets = ams.getMethodIDsForPortlet("portlet3");
      assertNotNull(portlets);
      assertEquals(4, portlets.size());

      List<String> methNames = Arrays.asList(new String[] { "event1a", "event1b", "event1c", "render1" });
      for (MethodIdentifier mi : portlets) {
         List<AnnotatedMethod> meths = ams.getMethods(mi); 
         assertEquals(1, meths.size());
         AnnotatedMethod am = meths.get(0);
         assertNotNull(am);
         Method m = am.getJavaMethod();
         assertNotNull(m);
         assertTrue(methNames.contains(m.getName()));
         assertEquals(Event2.class, m.getDeclaringClass());
      }
   }

   @Test
   public void pubEvent1Test() throws Exception {
      List<QName> qns = ams.getPublishingEventRefs("portlet1");
      assertNotNull(qns);
      assertEquals(1, qns.size());
      assertTrue(qns.contains(new QName("http://www.apache.org", "pub1")));
   }

   @Test
   public void pubEvent2Test() throws Exception {
      List<QName> qns = ams.getPublishingEventRefs("portlet3");
      assertNotNull(qns);
      assertEquals(4, qns.size());
      assertTrue(qns.contains(new QName("http://www.apache.org", "pub1")));
      assertTrue(qns.contains(new QName("http://www.apache.org", "pub2")));
      assertTrue(qns.contains(new QName("http://www.apache.org", "pub3")));
      assertTrue(qns.contains(new QName(DEFAULT_NS, "pub4")));
   }

   @Test
   public void procEvent1Test() throws Exception {
      List<QName> qns = ams.getProcessingEventRefs("portlet1");
      assertNotNull(qns);
      assertEquals(1, qns.size());
      assertTrue(qns.contains(new QName("http://www.apache.org", "proc1")));
   }

   @Test
   public void procEvent2Test() throws Exception {
      List<QName> qns = ams.getProcessingEventRefs("portlet2");
      assertNotNull(qns);
      assertEquals(1, qns.size());
      assertTrue(qns.contains(new QName("http://www.apache.org", "proc2")));
   }

   @Test
   public void procEvent3Test() throws Exception {
      List<QName> qns = ams.getProcessingEventRefs("portlet3");
      assertNotNull(qns);
      assertEquals(3, qns.size());
      assertTrue(qns.contains(new QName("http://www.apache.org", "proc3a")));
      assertTrue(qns.contains(new QName(DEFAULT_NS, "proc3b")));
      assertTrue(qns.contains(new QName("http://www.apache.org", "proc3c")));
   }

   @Test
   public void procEvent6Test() throws Exception {
      List<QName> qns = ams.getProcessingEventRefs("portlet6");
      assertNotNull(qns);
      assertEquals(1, qns.size());
      assertTrue(qns.contains(new QName("http://www.apache.org", "proc6")));
   }

}