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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.imaging.formats.pnm;
18  
19  import static org.junit.jupiter.api.Assertions.assertEquals;
20  import static org.junit.jupiter.api.Assertions.fail;
21  
22  import java.io.ByteArrayInputStream;
23  import java.io.IOException;
24  import java.io.InputStream;
25  
26  import org.junit.jupiter.api.Test;
27  
28  public class PbmFileInfoTest {
29  
30      @Test
31      public void testGetRGBThrowsIOException() throws IOException {
32          final PbmFileInfo pbmFileInfo = new PbmFileInfo(2764, 354, true);
33          final byte[] byteArray = new byte[2];
34          final InputStream inputStream = new ByteArrayInputStream(byteArray);
35          inputStream.read(byteArray);
36  
37          try {
38              pbmFileInfo.getRgb(inputStream);
39              fail("Expecting exception: IOException");
40          } catch (final IOException e) {
41              assertEquals("PBM: Unexpected EOF", e.getMessage());
42              assertEquals(PbmFileInfo.class.getName(), e.getStackTrace()[0].getClassName());
43          }
44      }
45  
46  }