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.test;
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 import org.apache.log4j.NDC;
34
35 /**
36 * @author Ceki Gülcü
37 */
38 public class NDCTest {
39
40 @Before
41 public void setUp() {
42 assertEquals(0, NDC.getDepth());
43 }
44
45 @After
46 public void tearDown() {
47 NDC.clear();
48 }
49
50 @Test
51 public void testSmoke() {
52 NDC.push("a");
53 String back = NDC.pop();
54 assertEquals("a", back);
55 }
56
57 @Test
58 public void testPop() {
59 NDC.push("peek");
60 String back = NDC.peek();
61 assertEquals("peek", back);
62 }
63
64 @Test
65 public void testClear() {
66 NDC.push("clear");
67 NDC.clear();
68 assertEquals(0, NDC.getDepth());
69 }
70
71 }