code: /*******************************************************************************
   * Copyright 2018 572682
   * 
   * 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 us.dot.its.jpo.ode.plugin.j2735.builders;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertTrue;
  import static org.junit.Assert.fail;
  
  import java.io.IOException;
  import java.lang.reflect.Constructor;
  import java.lang.reflect.InvocationTargetException;
  import java.lang.reflect.Modifier;
  import java.math.BigDecimal;
  
  import org.junit.Test;
  
  import com.fasterxml.jackson.core.JsonProcessingException;
  import com.fasterxml.jackson.databind.JsonNode;
  import com.fasterxml.jackson.databind.ObjectMapper;
  
  public class LongitudeBuilderTest {
  
     @Test
     public void testConversion() throws JsonProcessingException, IOException {
        ObjectMapper mapper = new ObjectMapper();
        JsonNode testInput = mapper.readTree("251234567");
        BigDecimal expectedValue = BigDecimal.valueOf(25.1234567);
  
        assertEquals(expectedValue, LongitudeBuilder.genericLongitude(testInput));
     }
  
     @Test
     public void testConversionDeticatedNullValue() throws JsonProcessingException, IOException {
        ObjectMapper mapper = new ObjectMapper();
        JsonNode testInput = mapper.readTree("1800000001");
        BigDecimal expectedValue = null;
  
        assertEquals(expectedValue, LongitudeBuilder.genericLongitude(testInput));
     }
  
     @Test
     public void testBigDecimal() throws JsonProcessingException, IOException {
  
        BigDecimal testInput = new BigDecimal(1.0);
  
        assertEquals(10000000, LongitudeBuilder.j2735Longitude(testInput));
  
     }
  
     @Test
     public void testConstructorIsPrivate()
           throws NoSuchMethodException, IllegalAccessException, InvocationTargetException, InstantiationException {
        Constructor<LongitudeBuilder> constructor = LongitudeBuilder.class.getDeclaredConstructor();
        assertTrue(Modifier.isPrivate(constructor.getModifiers()));
        constructor.setAccessible(true);
        try {
           constructor.newInstance();
           fail("Expected IllegalAccessException.class");
        } catch (Exception e) {
           assertEquals(InvocationTargetException.class, e.getClass());
        }
     }
  
  }
  