/*
    * 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.commons.collections4.bidimap;
  
  import static org.junit.jupiter.api.Assertions.assertSame;
  import static org.junit.jupiter.api.Assertions.assertThrows;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  import java.util.SortedMap;
  import java.util.TreeMap;
  
  import org.apache.commons.collections4.SortedBidiMap;
  import org.apache.commons.collections4.Unmodifiable;
  import org.junit.jupiter.api.Test;
  
  /**
   * JUnit tests.
   */
  public class UnmodifiableSortedBidiMapTest<K extends Comparable<K>, V extends Comparable<V>> extends AbstractSortedBidiMapTest<K, V> {
  
      @Override
      public boolean isAllowNullKey() {
          return false;
      }
  
      @Override
      public boolean isAllowNullValueGet() {
          return false;
      }
  
      @Override
      public boolean isAllowNullValuePut() {
          return false;
      }
  
      @Override
      public boolean isPutAddSupported() {
          return false;
      }
  
      @Override
      public boolean isPutChangeSupported() {
          return false;
      }
  
      @Override
      public boolean isRemoveSupported() {
          return false;
      }
  
      @Override
      public boolean isSubMapViewsSerializable() {
          // TreeMap sub map views have a bug in deserialization.
          return false;
      }
  
      @Override
      public SortedMap<K, V> makeConfirmedMap() {
          return new TreeMap<>();
      }
  
      @Override
      public SortedBidiMap<K, V> makeFullMap() {
          final SortedBidiMap<K, V> bidi = new DualTreeBidiMap<>();
          addSampleMappings(bidi);
          return UnmodifiableSortedBidiMap.unmodifiableSortedBidiMap(bidi);
      }
  
      @Override
      public SortedBidiMap<K, V> makeObject() {
          return UnmodifiableSortedBidiMap.unmodifiableSortedBidiMap(new DualTreeBidiMap<>());
      }
  
      @Test
      public void testDecorateFactory() {
          final SortedBidiMap<K, V> map = makeFullMap();
          assertSame(map, UnmodifiableSortedBidiMap.unmodifiableSortedBidiMap(map));
  
          assertThrows(NullPointerException.class, () -> UnmodifiableSortedBidiMap.unmodifiableSortedBidiMap(null));
      }
  
      @Test
      public void testUnmodifiable() {
          assertTrue(makeObject() instanceof Unmodifiable);
          assertTrue(makeFullMap() instanceof Unmodifiable);
     }
 
 }