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.jpeg.decoder;
18
19 import static org.junit.jupiter.api.Assertions.assertThrows;
20
21 import org.apache.commons.imaging.ImagingException;
22 import org.junit.jupiter.api.Test;
23
24 /**
25 * Tests for class {@link JpegInputStream}.
26 *
27 * @see JpegInputStream
28 **/
29 public class JpegInputStreamTest {
30
31 @Test
32 public void testNextBitThrowsImageReadExceptionOne() {
33 final int[] byteArray = new int[6];
34 byteArray[0] = (byte) -1;
35 byteArray[1] = (byte) 74;
36 final JpegInputStream jpegInputStream = new JpegInputStream(byteArray);
37
38 assertThrows(ImagingException.class, jpegInputStream::nextBit);
39
40 }
41
42 @Test
43 public void testNextBitThrowsImageReadExceptionTwo() {
44 final int[] byteArray = {};
45 final JpegInputStream jpegInputStream = new JpegInputStream(byteArray);
46
47 assertThrows(IllegalStateException.class, jpegInputStream::nextBit);
48
49 }
50
51 }