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 com.cloud.network.nicira;
  
  import static org.hamcrest.MatcherAssert.assertThat;
  import static org.hamcrest.Matchers.instanceOf;
  
  import org.junit.Test;
  
  import com.google.gson.Gson;
  import com.google.gson.GsonBuilder;
  import com.google.gson.JsonParseException;
  
  public class NatRuleAdapterTest {
      private final Gson gson = new GsonBuilder()
          .registerTypeAdapter(NatRule.class, new NatRuleAdapter())
          .create();
  
      @Test(expected = JsonParseException.class)
      public void testNatRuleAdapterNoType() {
          gson.fromJson("{}", NatRule.class);
      }
  
      @Test(expected = JsonParseException.class)
      public void testNatRuleAdapterWrongType() {
          gson.fromJson("{type : \"WrongType\"}", NatRule.class);
      }
  
      @Test()
      public void testNatRuleAdapterWithSourceNatRule() {
          final SourceNatRule sourceNatRule = (SourceNatRule) gson.fromJson("{type : \"SourceNatRule\"}", NatRule.class);
  
          assertThat(sourceNatRule, instanceOf(SourceNatRule.class));
      }
  
      @Test()
      public void testNatRuleAdapterWithDestinationNatRule() {
          final DestinationNatRule destinationNatRule = (DestinationNatRule) gson.fromJson("{type : \"DestinationNatRule\"}", NatRule.class);
  
          assertThat(destinationNatRule, instanceOf(DestinationNatRule.class));
      }
  
  }
  