/*
    * Copyright 2013 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.platform.camel.cda.extend;
  
  import java.io.IOException;
  import java.io.InputStream;
  
  import org.apache.camel.EndpointInject;
  import org.apache.camel.Message;
  import org.apache.camel.component.mock.MockEndpoint;
  import org.junit.Test;
  import org.openehealth.ipf.modules.cda.CDAR2Parser;
  import org.openehealth.ipf.modules.cda.CDAR2Renderer;
  import org.openhealthtools.mdht.uml.cda.ClinicalDocument;
  import org.springframework.test.context.ContextConfiguration;
  import static org.junit.Assert.assertTrue;
  
  /**
   * @author Christian Ohr
   */
  @ContextConfiguration(locations = { "/config/context-extend.xml" })
  public class MdhtModelExtensionTest extends AbstractExtensionTest {
  
      private String cdaExample = "/message/SampleCDADocument.xml";
      private String ccdExample = "/message/SampleCCDDocument.xml";
  
      @EndpointInject(uri="mock:error")
      protected MockEndpoint mockError;
      
      
      @Test
      public void testMarshalDefault() throws Exception {
          testMarshalCDA("direct:input1", cdaExample);
          testMarshalCDA("direct:input1", ccdExample);
      }
      
      @Test
      public void testUnmarshalDefault() throws Exception {
          testUnmarshalCDA("direct:input2", cdaExample);
          testUnmarshalCDA("direct:input2", ccdExample);
      }
  
      @Test
      public void testValidateDefault() throws Exception {
          testValidateCDA("direct:input3", cdaExample);
          testValidateCDA("direct:input3", ccdExample);
      }
  
      
  
      private void testMarshalCDA(String endpoint, String file) throws Exception {
          mockOutput.reset();
          mockError.reset();
          ClinicalDocument message = inputMessage(file);
          mockOutput.expectedMessageCount(1);
          producerTemplate.sendBody(endpoint, message);
          mockOutput.assertIsSatisfied();
          assertTrue(resultString().contains("<ClinicalDocument"));
      }
      
      private void testUnmarshalCDA(String endpoint, String file) throws Exception {
          mockOutput.reset();
          mockError.reset();
          InputStream stream = inputStream(file);
          mockOutput.expectedMessageCount(1);
          producerTemplate.sendBody(endpoint, stream);
          mockOutput.assertIsSatisfied();
          assertTrue(messageAsString(resultAdapter()).contains("<ClinicalDocument"));
      }
      
      private void testValidateCDA(String endpoint, String file) throws Exception {
          mockOutput.reset();
          mockError.reset();
          InputStream stream = inputStream(file);
          mockOutput.expectedMessageCount(1);
          producerTemplate.sendBody(endpoint, stream);
          mockOutput.assertIsSatisfied();
      }
  
      private String resultString() {
          return resultMessage().getBody(String.class);
      }
  
      private ClinicalDocument resultAdapter() {
          return resultMessage().getBody(ClinicalDocument.class);
      }
 
     private Message resultMessage() {
         return mockOutput.getExchanges().get(0).getIn();
     }   
     
     private static InputStream inputStream(String resource) {
         return MdhtModelExtensionTest.class.getResourceAsStream(resource);
     }
 
     private ClinicalDocument inputMessage(String resource) throws IOException {
         return new CDAR2Parser().parse(inputStream(resource), (Object[])null);
     }
     
     private String messageAsString(ClinicalDocument message) {
         return new CDAR2Renderer().render(message, (Object[])null);
     }
     
 }