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
21 import java.io.ByteArrayInputStream;
22 import java.io.IOException;
23 import java.util.Arrays;
24
25 import org.junit.jupiter.api.Test;
26
27 public class WhiteSpaceReaderTest {
28
29 @Test
30 public void testReadLineReturningNonEmptyString() throws IOException {
31 final byte[] byteArray = new byte[6];
32 byteArray[4] = (byte) 13;
33 final ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(byteArray);
34 final WhiteSpaceReader whiteSpaceReader = new WhiteSpaceReader(byteArrayInputStream);
35
36 assertEquals(6, byteArrayInputStream.available());
37 assertEquals("[0, 0, 0, 0]", Arrays.toString(whiteSpaceReader.readLine().getBytes()));
38 }
39
40 }