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.collections;
18
19 import junit.framework.Test;
20
21 import org.apache.commons.collections.buffer.PredicatedBuffer;
22
23 /**
24 * Tests for BufferUtils.
25 *
26 * @version $Revision: 646780 $ $Date: 2008-04-10 13:48:07 +0100 (Thu, 10 Apr 2008) $
27 *
28 * @author Unknown
29 */
30 public class TestBufferUtils extends BulkTest {
31
32 public TestBufferUtils(String name) {
33 super(name);
34 }
35
36
37 public static Test suite() {
38 return BulkTest.makeSuite(TestBufferUtils.class);
39 }
40
41 public void testNothing() {
42 }
43
44 public void testpredicatedBuffer() {
45 Predicate predicate = new Predicate() {
46 public boolean evaluate(Object o) {
47 return o instanceof String;
48 }
49 };
50 Buffer buffer = BufferUtils.predicatedBuffer(new ArrayStack(), predicate);
51 assertTrue("returned object should be a PredicatedBuffer",
52 buffer instanceof PredicatedBuffer);
53 try {
54 buffer = BufferUtils.predicatedBuffer(new ArrayStack(), null);
55 fail("Expecting IllegalArgumentException for null predicate.");
56 } catch (IllegalArgumentException ex) {
57 // expected
58 }
59 try {
60 buffer = BufferUtils.predicatedBuffer(null, predicate);
61 fail("Expecting IllegalArgumentException for null buffer.");
62 } catch (IllegalArgumentException ex) {
63 // expected
64 }
65 }
66
67 }