1 /**
2 * Copyright (c) 2004-2011 QOS.ch
3 * All rights reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining
6 * a copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sublicense, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be
14 * included in all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
19 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
20 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
21 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
22 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23 *
24 */
25 package org.apache.log4j;
26
27 import static org.junit.Assert.assertEquals;
28
29 import org.junit.After;
30 import org.junit.Before;
31 import org.junit.Test;
32
33 /**
34 * @author Ceki Gülcü
35 */
36 public class NDCTest {
37
38 @Before
39 public void setUp() {
40 assertEquals(0, NDC.getDepth());
41 }
42
43 @After
44 public void tearDown() {
45 NDC.clear();
46 }
47
48 @Test
49 public void testSmoke() {
50 NDC.push("a");
51 String back = NDC.pop();
52 assertEquals("a", back);
53 }
54
55 @Test
56 public void testPop() {
57 NDC.push("peek");
58 String back = NDC.peek();
59 assertEquals("peek", back);
60 }
61
62 @Test
63 public void testClear() {
64 NDC.push("clear");
65 NDC.clear();
66 assertEquals(0, NDC.getDepth());
67 }
68
69 }