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.input;
18
19 import static org.junit.jupiter.api.Assertions.assertTrue;
20
21 import java.nio.ByteBuffer;
22
23 import org.apache.commons.lang3.RandomUtils;
24 import org.junit.jupiter.api.Test;
25
26 /**
27 * Tests {@code ByteBufferCleaner}.
28 */
29 public class ByteBufferCleanerTest {
30
31 @Test
32 void testCleanEmpty() {
33 final ByteBuffer buffer = ByteBuffer.allocateDirect(10);
34 // There is no way verify that the buffer has been cleaned up, we are just verifying that
35 // clean() doesn't blow up
36 ByteBufferCleaner.clean(buffer);
37 }
38
39 @Test
40 void testCleanFull() {
41 final ByteBuffer buffer = ByteBuffer.allocateDirect(10);
42 buffer.put(RandomUtils.nextBytes(10), 0, 10);
43 // There is no way verify that the buffer has been cleaned up, we are just verifying that
44 // clean() doesn't blow up
45 ByteBufferCleaner.clean(buffer);
46 }
47
48 @Test
49 void testSupported() {
50 assertTrue(ByteBufferCleaner.isSupported(), "ByteBufferCleaner does not work on this platform, please investigate and fix");
51 }
52
53 }