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.arrow.vector.util;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertNull;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  import java.util.Collection;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  
  public class TestMapWithOrdinal {
  
    private MapWithOrdinal<String, String> map;
  
    @BeforeEach
    public void setUp() {
      map = new MapWithOrdinalImpl<>();
    }
  
    @Test
    public void testGetByOrdinal() {
      map.put("key0", "val0", true);
      assertEquals("val0", map.getByOrdinal(0));
  
      map.put("key1", "val1", true);
      assertEquals("val1", map.getByOrdinal(1));
      assertEquals("val0", map.getByOrdinal(0));
    }
  
    @Test
    public void testGetByKey() {
      map.put("key0", "val0", true);
      assertEquals("val0", map.get("key0"));
  
      map.put("key1", "val1", true);
      assertEquals("val1", map.get("key1"));
      assertEquals("val0", map.get("key0"));
    }
  
    @Test
    public void testInvalidOrdinal() {
      map.put("key0", "val0", true);
      assertNull(map.getByOrdinal(1));
  
      map.removeAll("key0");
      assertNull(map.getByOrdinal(0));
    }
  
    @Test
    public void testInvalidKey() {
      MapWithOrdinalImpl<String, String> map = new MapWithOrdinalImpl<>();
      map.put("key0", "val0", true);
      assertNull(map.get("fake_key"));
  
      map.removeAll("key0");
      assertNull(map.get("key0"));
    }
  
    @Test
    public void testValues() {
      map.put("key0", "val0", true);
      map.put("key1", "val1", true);
  
      Collection<String> values = map.values();
      assertTrue(values.contains("val0"));
      assertTrue(values.contains("val1"));
  
      map.put("key1", "new_val1", true);
      values = map.values();
      assertTrue(values.contains("val0"));
      assertTrue(values.contains("new_val1"));
      assertFalse(values.contains("val1"));
  
      map.removeAll("key0");
      assertTrue(values.contains("new_val1"));
      assertFalse(values.contains("val0"));
    }
  }
  