/*
    * Copyright 2009 the original author or authors.
    * 
    * 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.openehealth.ipf.commons.ihe.xds.core.transform.ebxml;
  
  import static org.junit.Assert.*;
  
  import java.util.Collections;
  import java.util.List;
  
  import org.junit.Before;
  import org.junit.Test;
  import org.openehealth.ipf.commons.ihe.xds.core.ebxml.EbXMLClassification;
  import org.openehealth.ipf.commons.ihe.xds.core.ebxml.EbXMLFactory;
  import org.openehealth.ipf.commons.ihe.xds.core.ebxml.EbXMLObjectLibrary;
  import org.openehealth.ipf.commons.ihe.xds.core.ebxml.EbXMLSlot;
  import org.openehealth.ipf.commons.ihe.xds.core.metadata.Code;
  import org.openehealth.ipf.commons.ihe.xds.core.metadata.LocalizedString;
  import org.openehealth.ipf.commons.ihe.xds.core.metadata.Vocabulary;
  
  /**
   * Tests for {@link CodeTransformer}. 
   * @author Jens Riemschneider
   */
  public abstract class CodeTransformerTestBase implements FactoryCreator {
      private CodeTransformer transformer;
      private Code code;
      private EbXMLObjectLibrary objectLibrary;
      
      @Before
      public final void baseSetUp() {
          EbXMLFactory factory = createFactory();
          transformer = new CodeTransformer(factory);
          objectLibrary = factory.createObjectLibrary(); 
          
          LocalizedString displayName = new LocalizedString();
          displayName.setCharset("charset");
          displayName.setLang("lang");
          displayName.setValue("value");
  
          code = new Code();
          code.setCode("code");
          code.setDisplayName(displayName);
          code.setSchemeName("schemeName");
      }
      
      @Test
      public void testToEbXML() {
          EbXMLClassification ebXML = transformer.toEbXML(code, objectLibrary);
          
          assertNotNull(ebXML);
          assertEquals("code", ebXML.getNodeRepresentation());
          
          List<EbXMLSlot> slots = ebXML.getSlots();
          assertEquals(1, slots.size());
          
          EbXMLSlot slot = slots.get(0);
          assertEquals(Vocabulary.SLOT_NAME_CODING_SCHEME, slot.getName());        
          assertEquals(Collections.singletonList("schemeName"), slot.getValueList());
          
          List<LocalizedString> localizedStrings = ebXML.getNameAsInternationalString().getLocalizedStrings();
          assertEquals(1, localizedStrings.size());
          
          LocalizedString localized = localizedStrings.get(0);
          assertEquals("charset", localized.getCharset());
          assertEquals("lang", localized.getLang());
          assertEquals("value", localized.getValue());
      }
      
      @Test
      public void testToEbXMLNull() {
          assertNull(transformer.toEbXML(null, objectLibrary));
      }
  
      @Test
      public void testToEbXMLEmpty() {
          EbXMLClassification ebXML = transformer.toEbXML(new Code(), objectLibrary);
          assertNotNull(ebXML);
          
          assertNull(ebXML.getNodeRepresentation());
          assertNull(ebXML.getName());
          assertEquals(0, ebXML.getSlots().size());
      }
      
      
      @Test
      public void testFromEbXML() {
         EbXMLClassification ebXML = transformer.toEbXML(code, objectLibrary);
         assertEquals(code, transformer.fromEbXML(ebXML));
     }
     
     @Test
     public void testFromEbXMLNull() {
         assertNull(transformer.fromEbXML(null));
     }
     
     @Test
     public void testFromEbXmlEmpty() {
         EbXMLClassification ebXML = transformer.toEbXML(new Code(), objectLibrary);
         assertEquals(new Code(), transformer.fromEbXML(ebXML));
     }
 }