content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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.apache.camel.component.jsonb;
  
  import java.io.ByteArrayInputStream;
  import java.io.InputStream;
  import java.util.ArrayList;
  import java.util.Collections;
  import java.util.List;
  import java.util.Map;
  
  import org.apache.camel.impl.DefaultCamelContext;
  import org.apache.camel.support.DefaultExchange;
  import org.apache.johnzon.mapper.reflection.JohnzonParameterizedType;
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  
  public class JsonbDataFormatTest {
  
      @Test
      public void testString() throws Exception {
          testJson("\"A string\"", "A string", String.class, null);
      }
  
      @Test
      public void testMap() throws Exception {
          testJson("{\"value\":123}", Collections.singletonMap("value", 123), Map.class, null);
      }
  
      @Test
      public void testList() throws Exception {
          JohnzonParameterizedType type = new JohnzonParameterizedType(List.class, Map.class);
          testJson("[{\"value\":123}]",
                  new ArrayList<>(Collections.singletonList(Collections.singletonMap("value", 123))), null, type);
      }
  
      private void testJson(String json, Object expected, Class<?> unmarshalType, JohnzonParameterizedType customType)
              throws Exception {
          Object unmarshalled;
          JsonbDataFormat jsonbDataFormat = null;
  
          try {
              if (unmarshalType != null) {
                  jsonbDataFormat = new JsonbDataFormat(unmarshalType);
              } else {
                  jsonbDataFormat = new JsonbDataFormat(customType);
              }
              jsonbDataFormat.doStart();
              try (InputStream in = new ByteArrayInputStream(json.getBytes())) {
                  unmarshalled = jsonbDataFormat.unmarshal(new DefaultExchange(new DefaultCamelContext()), in);
              }
              assertEquals(expected.toString(), unmarshalled.toString());
          } finally {
              if (jsonbDataFormat != null) {
                  jsonbDataFormat.close();
              }
          }
      }
  }
  