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.imaging.formats.png;
18
19 import static org.junit.jupiter.api.Assertions.assertEquals;
20
21 import org.junit.jupiter.api.Test;
22
23 /**
24 * Tests for class {@link PngCrc}.
25 *
26 * @date 13.07.2017
27 * @see PngCrc
28 *
29 **/
30 public class PngCrcTest {
31
32 @Test
33 public void testCrc() {
34
35 final PngCrc pngCrc = new PngCrc();
36 final byte[] byteArray = new byte[4];
37
38 assertEquals(558161692, pngCrc.crc(byteArray, (byte) 32));
39 assertEquals(3736805603L, pngCrc.startPartialCrc(byteArray, 0));
40
41 }
42
43 }