/*
    * Copyright 2011 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.hl7v2ws.pcd01;
  
  import ca.uhn.hl7v2.HL7Exception;
  import ca.uhn.hl7v2.HapiContext;
  import ca.uhn.hl7v2.model.AbstractMessage;
  import ca.uhn.hl7v2.model.Message;
  import ca.uhn.hl7v2.model.v26.message.ORU_R01;
  import ca.uhn.hl7v2.parser.Parser;
  import ca.uhn.hl7v2.validation.Validator;
  import ca.uhn.hl7v2.validation.impl.SimpleValidationExceptionHandler;
  import org.junit.Before;
  import org.openehealth.ipf.commons.ihe.hl7v2.definitions.HapiContextFactory;
  import org.openehealth.ipf.gazelle.validation.profile.pcd.PcdTransactions;
  
  import java.util.Scanner;
  
  public abstract class AbstractPCD01ValidatorTest {
  
      private HapiContext hapiContext = HapiContextFactory.createHapiContext(PcdTransactions.PCD1);
  
      protected ORU_R01 maximumMessage;
  
  
      public Validator getValidator() {
          return hapiContext.getMessageValidator();
      }
  
      public Parser getParser() {
          return hapiContext.getPipeParser();
      }
  
      @Before
      public void setUp() throws HL7Exception {
          maximumMessage = load(getParser(), "pcd01/valid-pcd01-MaximumRequest2.hl7");
      }
  
      protected <T extends AbstractMessage> T maxMsgReplace(String whatToReplace, String replacement) throws HL7Exception {
          return (T) getParser().parse(maximumMessage.toString().replace(whatToReplace, replacement));
      }
  
      protected <T extends AbstractMessage> void validate(Message message) throws HL7Exception {
          SimpleValidationExceptionHandler handler = new SimpleValidationExceptionHandler(hapiContext);
          getValidator().validate(message, handler);
          if (handler.hasFailed()) throw new HL7Exception("Validation has failed", handler.getExceptions().get(0));
      }
  
      protected static <T extends Message> T load(Parser parser, String fileName) throws HL7Exception {
          return (T) parser.parse(
                  new Scanner(AbstractPCD01ValidatorTest.class.getResourceAsStream("/" + fileName)).useDelimiter("\\A").next());
      }
  }