/*
    * 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.commons.scxml2;
  
  import java.util.Set;
  
  import org.apache.commons.scxml2.env.Tracer;
  import org.apache.commons.scxml2.model.EnterableState;
  import org.apache.commons.scxml2.model.SCXML;
  import org.junit.Assert;
  import org.junit.Test;
  /**
   * Unit tests {@link org.apache.commons.scxml2.SCXMLExecutor}.
   * Testing special variable "_event.data"
   */
  public class EventDataTest {
  
      /**
       * Test the SCXML documents, usage of "_event.data"
       */
      @Test
      public void testEventdata01Sample() throws Exception {
      	SCXMLExecutor exec = SCXMLTestHelper.getExecutor("org/apache/commons/scxml2/env/jexl/eventdata-01.xml");
          exec.go();
          Set<EnterableState> currentStates = exec.getStatus().getStates();
          Assert.assertEquals(1, currentStates.size());
          Assert.assertEquals("state1", currentStates.iterator().next().getId());
          TriggerEvent te = new TriggerEvent("event.foo",
              TriggerEvent.SIGNAL_EVENT, new Integer(3));
          currentStates = SCXMLTestHelper.fireEvent(exec, te);
          Assert.assertEquals(1, currentStates.size());
          Assert.assertEquals("state3", currentStates.iterator().next().getId());
          TriggerEvent[] evts = new TriggerEvent[] { te,
              new TriggerEvent("event.bar", TriggerEvent.SIGNAL_EVENT,
              new Integer(6))};
          currentStates = SCXMLTestHelper.fireEvents(exec, evts);
          Assert.assertEquals(1, currentStates.size());
          Assert.assertEquals("state6", currentStates.iterator().next().getId());
          te = new TriggerEvent("event.baz",
              TriggerEvent.SIGNAL_EVENT, new Integer(7));
          currentStates = SCXMLTestHelper.fireEvent(exec, te);
          Assert.assertEquals(1, currentStates.size());
          Assert.assertEquals("state7", currentStates.iterator().next().getId());
      }
  
      @Test
      public void testEventdata02Sample() throws Exception {
          SCXMLExecutor exec = SCXMLTestHelper.getExecutor("org/apache/commons/scxml2/env/jexl/eventdata-02.xml");
          exec.go();
          Set<EnterableState> currentStates = exec.getStatus().getStates();
          Assert.assertEquals(1, currentStates.size());
          Assert.assertEquals("state0", currentStates.iterator().next().getId());
          TriggerEvent te1 = new TriggerEvent("connection.alerting",
              TriggerEvent.SIGNAL_EVENT, "line2");
          currentStates = SCXMLTestHelper.fireEvent(exec, te1);
          Assert.assertEquals(1, currentStates.size());
          Assert.assertEquals("state2", currentStates.iterator().next().getId());
          TriggerEvent te2 = new TriggerEvent("connection.alerting",
              TriggerEvent.SIGNAL_EVENT,
              new ConnectionAlertingPayload(4));
          currentStates = SCXMLTestHelper.fireEvent(exec, te2);
          Assert.assertEquals(1, currentStates.size());
          Assert.assertEquals("state4", currentStates.iterator().next().getId());
      }
  
      @Test
      public void testEventdata03Sample() throws Exception {
          SCXMLExecutor exec = SCXMLTestHelper.getExecutor("org/apache/commons/scxml2/env/jexl/eventdata-03.xml");
          exec.go();
          Set<EnterableState> currentStates = exec.getStatus().getStates();
          Assert.assertEquals(1, currentStates.size());
          Assert.assertEquals("ten", currentStates.iterator().next().getId());
          TriggerEvent te = new TriggerEvent("event.foo",
              TriggerEvent.SIGNAL_EVENT);
          currentStates = SCXMLTestHelper.fireEvent(exec, te);
          Assert.assertEquals(1, currentStates.size());
          Assert.assertEquals("thirty", currentStates.iterator().next().getId());
      }
  
      @Test
      public void testEventdata04Sample() throws Exception {
          SCXML scxml = SCXMLTestHelper.parse("org/apache/commons/scxml2/env/jexl/eventdata-03.xml");
          Tracer trc = new Tracer();
          SCXMLExecutor exec = new SCXMLExecutor(null, null, trc);
          exec.addListener(scxml, trc);
         exec.setStateMachine(scxml);
         exec.go();
         Thread.sleep(200); // let the 100 delay lapse
     }
 
     public static class ConnectionAlertingPayload {
         private int line;
         public ConnectionAlertingPayload(int line) {
             this.line = line;
         }
         public void setLine(int line) {
             this.line = line;
         }
         public int getLine() {
             return line;
         }
     }
 }