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1 | /* |
2 | * Copyright (C) 2016, EfficiOS Inc., Alexandre Montplaisir <alexmonthy@efficios.com> | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License as published by | |
6 | * the Free Software Foundation; either version 2 of the License, or | |
7 | * (at your option) any later version. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License along | |
15 | * with this program; if not, write to the Free Software Foundation, Inc., | |
16 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
17 | */ | |
18 | ||
19 | package org.lttng.ust.agent.context; | |
20 | ||
21 | import static org.junit.Assert.assertEquals; | |
22 | import static org.junit.Assert.fail; | |
23 | ||
24 | import java.io.IOException; | |
25 | ||
26 | import org.junit.Before; | |
27 | import org.junit.Test; | |
28 | import org.junit.runner.RunWith; | |
29 | import org.lttng.ust.agent.utils.TestPrintRunner; | |
30 | ||
31 | /** | |
32 | * Generic tests related to the context retrieval mechanisms. | |
33 | * | |
34 | * @author Alexandre Montplaisir | |
35 | */ | |
36 | @RunWith(TestPrintRunner.class) | |
37 | public class ContextRegistrationIT { | |
38 | ||
39 | private ContextInfoManager mgr; | |
40 | ||
41 | /** | |
42 | * Test setup | |
43 | */ | |
44 | @Before | |
45 | public void testSetup() { | |
46 | try { | |
47 | mgr = ContextInfoManager.getInstance(); | |
48 | } catch (SecurityException | IOException e) { | |
49 | fail(); | |
50 | } | |
51 | } | |
52 | ||
53 | /** | |
54 | * Test registration and unregistration of a basic retriever. | |
55 | */ | |
56 | @Test | |
57 | public void testRegistration() { | |
58 | final String retrieverName = "test-retriever"; | |
59 | final IContextInfoRetriever emptyRetriever = (key -> null); | |
60 | ||
61 | mgr.registerContextInfoRetriever(retrieverName, emptyRetriever); | |
62 | ||
63 | IContextInfoRetriever retriever2 = mgr.getContextInfoRetriever(retrieverName); | |
64 | assertEquals(emptyRetriever, retriever2); | |
65 | ||
66 | mgr.unregisterContextInfoRetriever(retrieverName); | |
67 | } | |
68 | } |