/*
    * 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.io.charset;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  
  import java.nio.charset.Charset;
  import java.nio.charset.CharsetDecoder;
  import java.nio.charset.StandardCharsets;
  
  import org.junit.jupiter.api.Test;
  
  /**
   * Tests {@link CharsetDecoders}.
   */
  public class CharsetDecodersTest {
  
      @Test
      public void testToCharsetDecoders_default() {
          final CharsetDecoder charsetEncoder = CharsetDecoders.toCharsetDecoder(Charset.defaultCharset().newDecoder());
          assertNotNull(charsetEncoder);
          assertEquals(Charset.defaultCharset(), charsetEncoder.charset());
      }
  
      @Test
      public void testToCharsetDecoders_ISO_8859_1() {
          final CharsetDecoder charsetEncoder = CharsetDecoders.toCharsetDecoder(StandardCharsets.ISO_8859_1.newDecoder());
          assertNotNull(charsetEncoder);
          assertEquals(StandardCharsets.ISO_8859_1, charsetEncoder.charset());
      }
  
      @Test
      public void testToCharsetDecoders_null() {
          final CharsetDecoder charsetEncoder = CharsetDecoders.toCharsetDecoder(null);
          assertNotNull(charsetEncoder);
          assertEquals(Charset.defaultCharset(), charsetEncoder.charset());
      }
  }