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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   https://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.commons.compress.utils;
20  
21  import static java.nio.charset.StandardCharsets.UTF_8;
22  import static org.junit.jupiter.api.Assertions.assertArrayEquals;
23  import static org.junit.jupiter.api.Assertions.assertEquals;
24  
25  import java.io.IOException;
26  
27  import org.junit.jupiter.api.Test;
28  
29  class BoundedSeekableByteChannelInputStreamTest {
30  
31      @Test
32      void testCheckRestrictedRead() throws IOException {
33          final byte[] readContent;
34          try (SeekableInMemoryByteChannel channel = new SeekableInMemoryByteChannel("Hello World!".getBytes(UTF_8));
35                  BoundedSeekableByteChannelInputStream input = new BoundedSeekableByteChannelInputStream(0, 5, channel)) {
36              readContent = IOUtils.toByteArray(input);
37          }
38          assertEquals(5, readContent.length);
39          assertArrayEquals("Hello".getBytes(UTF_8), readContent);
40      }
41  
42  }