/*
    * Copyright 2006-2014 The Kuali Foundation
    *
    * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.php
    *
   * 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.kuali.rice.core.impl.component;
  
  import org.junit.Before;
  import org.junit.Test;
  import org.kuali.rice.core.test.CORETestCase;
  import org.kuali.rice.coreservice.api.CoreServiceApiServiceLocator;
  import org.kuali.rice.coreservice.api.component.Component;
  import org.kuali.rice.coreservice.api.component.ComponentService;
  import org.kuali.rice.test.BaselineTestCase;
  
  import java.util.ArrayList;
  import java.util.Collections;
  import java.util.List;
  
  import static org.junit.Assert.*;
  
  /**
   * An integration test which tests the reference implementation of the ComponentService
   *
   * TODO - For now this test is part of KRAD even though it should be part of the core (pending
   * further modularity work)
   *
   * @author Kuali Rice Team (rice.collab@kuali.org)
   */
  @BaselineTestCase.BaselineMode(BaselineTestCase.Mode.CLEAR_DB)
  public class DerivedComponentTest extends CORETestCase {
  
      private ComponentService componentService;
  
      @Before
      public void establishComponentService() {
          componentService = CoreServiceApiServiceLocator.getComponentService();
          assertNotNull("Failed to locate ComponentService", componentService);
      }
  
      @Test
      /**
       * tests {@link org.kuali.rice.coreservice.api.component.ComponentService#getDerivedComponentSet(String)} and {@link org.kuali.rice.coreservice.api.component.ComponentService#publishDerivedComponents(String, java.util.List)}
       */
      public void testPublishComponents_and_getPublishedComponentSet() {
  
          String testComponentSetId = "testComponentSet";
          String workflowNamespace = "KR-WKFLW";
          String testNamespace1 = "TestNamespace1";
          String testNamespace2 = "TestNamespace2";
  
          List<Component> testComponentSet = componentService.getDerivedComponentSet(testComponentSetId);
          assertTrue("Initial testComponentSet should be empty", testComponentSet.isEmpty());
          List<Component> workflowComponents = componentService.getAllComponentsByNamespaceCode(workflowNamespace);
  
          assertTrue(componentService.getAllComponentsByNamespaceCode(testNamespace1).isEmpty());
          assertTrue(componentService.getAllComponentsByNamespaceCode(testNamespace2).isEmpty());
  
          String customTestWorkflowComponent = "CustomTestWorkflowComponent";
          Component component1 = Component.Builder.create(workflowNamespace, customTestWorkflowComponent, customTestWorkflowComponent).build();
          String testNamespace1Component = "TestNamespace1Component";
          Component component2 = Component.Builder.create(testNamespace1, testNamespace1Component, testNamespace1Component).build();
          String testNamespace2Component1 = "TestNamespace2Component1";
          Component component3 = Component.Builder.create(testNamespace2, testNamespace2Component1, testNamespace2Component1).build();
          String testNamespace2Component2 = "TestNamespace2Component2";
          Component component4 = Component.Builder.create(testNamespace2, testNamespace2Component2, testNamespace2Component2).build();
  
          List<Component> setToPublish = new ArrayList<Component>();
          setToPublish.add(component1);
          setToPublish.add(component2);
          setToPublish.add(component3);
          setToPublish.add(component4);
  
          componentService.publishDerivedComponents(testComponentSetId, setToPublish);
  
          // now if we fetch the component set it should be non-empty and should contain our 4 items
          testComponentSet = componentService.getDerivedComponentSet(testComponentSetId);
          assertEquals(4, testComponentSet.size());
          for (Component component : testComponentSet) {
              // ensure they all have the appropriate component set id
              assertEquals(testComponentSetId, component.getComponentSetId());
          }
  
          List<Component> shuffledComponentSet = new ArrayList<Component>(testComponentSet);
          // now, do a slight shuffle of the list and republish...
          Collections.shuffle(shuffledComponentSet);
          componentService.publishDerivedComponents(testComponentSetId, shuffledComponentSet);
  
          // we should still have the same set
         testComponentSet = componentService.getDerivedComponentSet(testComponentSetId);
         assertEquals(4, testComponentSet.size());
 
         // refetch by workflow namespace, we should have an additional component now
         List<Component> workflowComponentsNew = componentService.getAllComponentsByNamespaceCode(workflowNamespace);
         assertEquals(workflowComponents.size() + 1, workflowComponentsNew.size());
 
         // now republish our component set without the workflow namespace component
         setToPublish = new ArrayList<Component>();
         setToPublish.add(component2);
         setToPublish.add(component3);
         setToPublish.add(component4);
         componentService.publishDerivedComponents(testComponentSetId, setToPublish);
 
         // we should have 3 components now
         testComponentSet = componentService.getDerivedComponentSet(testComponentSetId);
         assertEquals(3, testComponentSet.size());
 
         // and the workflow component should be gone
         workflowComponentsNew = componentService.getAllComponentsByNamespaceCode(workflowNamespace);
         assertEquals(workflowComponents.size(), workflowComponentsNew.size());
     }
 
 
 }