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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.commons.io;
18  
19  import static org.junit.jupiter.api.Assertions.assertEquals;
20  import static org.junit.jupiter.api.Assertions.assertThrows;
21  
22  import java.nio.ByteOrder;
23  
24  import org.junit.jupiter.api.Test;
25  
26  /**
27   * Test for {@link ByteOrderParser}.
28   */
29  public class ByteOrderParserTest {
30  
31      private ByteOrder parseByteOrder(final String value) {
32          return ByteOrderParser.parseByteOrder(value);
33      }
34  
35      @Test
36      public void testParseBig() {
37          assertEquals(ByteOrder.BIG_ENDIAN, parseByteOrder("BIG_ENDIAN"));
38      }
39  
40      @Test
41      public void testParseLittle() {
42          assertEquals(ByteOrder.LITTLE_ENDIAN, parseByteOrder("LITTLE_ENDIAN"));
43      }
44  
45      @Test
46      public void testThrowsException() {
47          assertThrows(IllegalArgumentException.class, () -> parseByteOrder("some value"));
48      }
49  }