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2b408e85 AM |
1 | /* |
2 | * Copyright (C) 2015, 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 | ||
c5524c71 AM |
19 | package org.lttng.ust.agent.integration.log4j; |
20 | ||
21 | import static org.junit.Assert.assertEquals; | |
22 | import static org.junit.Assert.assertNotNull; | |
23 | import static org.junit.Assert.assertTrue; | |
24 | import static org.junit.Assert.fail; | |
25 | import static org.junit.Assume.assumeTrue; | |
26 | ||
c5524c71 AM |
27 | import java.lang.reflect.Field; |
28 | import java.util.List; | |
29 | ||
30 | import org.apache.log4j.Level; | |
31 | import org.apache.log4j.Logger; | |
32 | import org.junit.After; | |
33 | import org.junit.AfterClass; | |
34 | import org.junit.Before; | |
35 | import org.junit.BeforeClass; | |
36 | import org.junit.Test; | |
64c5b50c | 37 | import org.junit.runner.RunWith; |
c5524c71 AM |
38 | import org.lttng.ust.agent.ILttngHandler; |
39 | import org.lttng.ust.agent.LTTngAgent; | |
8576633f AM |
40 | import org.lttng.ust.agent.utils.LttngSession; |
41 | import org.lttng.ust.agent.utils.LttngSession.Domain; | |
24b260d9 | 42 | import org.lttng.ust.agent.utils.MiscTestUtils; |
64c5b50c | 43 | import org.lttng.ust.agent.utils.TestPrintRunner; |
c5524c71 | 44 | |
8a0613fa AM |
45 | /** |
46 | * Enabled events test for the LTTng-UST Log4j log handler, using the legacy | |
47 | * API. | |
48 | */ | |
64c5b50c | 49 | @RunWith(TestPrintRunner.class) |
c5524c71 AM |
50 | @SuppressWarnings("deprecation") |
51 | public class Log4jLegacyApiTest { | |
52 | ||
53 | private static final Domain DOMAIN = Domain.LOG4J; | |
54 | ||
55 | private static final String EVENT_NAME_A = "EventA"; | |
56 | private static final String EVENT_NAME_B = "EventB"; | |
57 | ||
8576633f AM |
58 | private LttngSession session; |
59 | ||
c5524c71 AM |
60 | private Logger loggerA; |
61 | private Logger loggerB; | |
62 | ||
8a0613fa AM |
63 | /** |
64 | * Class setup | |
65 | */ | |
c5524c71 AM |
66 | @BeforeClass |
67 | public static void classSetup() { | |
68 | /* Skip tests if we can't find the JNI library or lttng-tools */ | |
24b260d9 AM |
69 | assumeTrue(MiscTestUtils.checkForLog4jLibrary()); |
70 | assumeTrue(MiscTestUtils.checkForLttngTools(Domain.LOG4J)); | |
e41ec02a AM |
71 | |
72 | LttngSession.destroyAllSessions(); | |
c5524c71 AM |
73 | } |
74 | ||
8a0613fa AM |
75 | /** |
76 | * Class cleanup | |
77 | */ | |
c5524c71 AM |
78 | @AfterClass |
79 | public static void classCleanup() { | |
8576633f | 80 | LttngSession.deleteAllTracee(); |
c5524c71 AM |
81 | } |
82 | ||
8a0613fa AM |
83 | /** |
84 | * Test setup | |
85 | */ | |
c5524c71 AM |
86 | @Before |
87 | public void setup() { | |
88 | loggerA = Logger.getLogger(EVENT_NAME_A); | |
89 | LTTngAgent.getLTTngAgent(); | |
90 | loggerB = Logger.getLogger(EVENT_NAME_B); | |
91 | ||
92 | loggerA.setLevel(Level.ALL); | |
93 | loggerB.setLevel(Level.ALL); | |
8576633f AM |
94 | |
95 | session = new LttngSession(null, DOMAIN); | |
c5524c71 AM |
96 | } |
97 | ||
8a0613fa AM |
98 | /** |
99 | * Test cleanup | |
100 | */ | |
c5524c71 AM |
101 | @After |
102 | public void tearDown() { | |
8576633f | 103 | session.close(); |
c5524c71 AM |
104 | |
105 | LTTngAgent.dispose(); | |
106 | ||
107 | loggerA = null; | |
108 | loggerB = null; | |
109 | } | |
110 | ||
8a0613fa AM |
111 | /** |
112 | * Test tracing with no events enabled in the tracing session. | |
113 | */ | |
c5524c71 AM |
114 | @Test |
115 | public void testNoEvents() { | |
8576633f | 116 | assertTrue(session.start()); |
c5524c71 | 117 | |
8576633f AM |
118 | Log4jTestUtils.send10Events(loggerA); |
119 | Log4jTestUtils.send10Events(loggerB); | |
c5524c71 | 120 | |
8576633f | 121 | assertTrue(session.stop()); |
c5524c71 | 122 | |
8576633f | 123 | List<String> output = session.view(); |
c5524c71 AM |
124 | assertNotNull(output); |
125 | assertTrue(output.isEmpty()); | |
126 | ||
c5524c71 AM |
127 | ILttngHandler handler = getAgentHandler(); |
128 | assertEquals(0, handler.getEventCount()); | |
129 | } | |
130 | ||
8a0613fa AM |
131 | /** |
132 | * Test tracing with all events enabled (-l -a) in the tracing session. | |
133 | */ | |
c5524c71 AM |
134 | @Test |
135 | public void testAllEvents() { | |
8576633f AM |
136 | assertTrue(session.enableAllEvents()); |
137 | assertTrue(session.start()); | |
c5524c71 | 138 | |
8576633f AM |
139 | Log4jTestUtils.send10Events(loggerA); |
140 | Log4jTestUtils.send10Events(loggerB); | |
c5524c71 | 141 | |
8576633f | 142 | assertTrue(session.stop()); |
c5524c71 | 143 | |
8576633f | 144 | List<String> output = session.view(); |
c5524c71 AM |
145 | assertNotNull(output); |
146 | assertEquals(20, output.size()); | |
147 | ||
c5524c71 AM |
148 | ILttngHandler handler = getAgentHandler(); |
149 | assertEquals(20, handler.getEventCount()); | |
150 | } | |
151 | ||
8a0613fa AM |
152 | /** |
153 | * Test tracing with a subset of events enabled in the tracing session. | |
154 | */ | |
c5524c71 AM |
155 | @Test |
156 | public void testSomeEvents() { | |
8576633f AM |
157 | assertTrue(session.enableEvents(EVENT_NAME_A)); |
158 | assertTrue(session.start()); | |
c5524c71 | 159 | |
8576633f AM |
160 | Log4jTestUtils.send10Events(loggerA); |
161 | Log4jTestUtils.send10Events(loggerB); | |
c5524c71 | 162 | |
8576633f | 163 | assertTrue(session.stop()); |
c5524c71 | 164 | |
8576633f | 165 | List<String> output = session.view(); |
c5524c71 AM |
166 | assertNotNull(output); |
167 | assertEquals(10, output.size()); | |
168 | ||
c5524c71 AM |
169 | ILttngHandler handler = getAgentHandler(); |
170 | assertEquals(10, handler.getEventCount()); | |
171 | } | |
172 | ||
173 | /** | |
174 | * Get the singleton Log4j Handler currently managed by the LTTngAgent. It | |
175 | * is not public, so we need reflection to access it. | |
176 | * | |
177 | * @return The agent's Log4j handler | |
178 | */ | |
8576633f | 179 | private static ILttngHandler getAgentHandler() { |
c5524c71 AM |
180 | try { |
181 | Field log4jAppenderField = LTTngAgent.class.getDeclaredField("log4jAppender"); | |
182 | log4jAppenderField.setAccessible(true); | |
183 | return (ILttngHandler) log4jAppenderField.get(LTTngAgent.getLTTngAgent()); | |
184 | } catch (ReflectiveOperationException | SecurityException e) { | |
185 | fail(); | |
186 | return null; | |
187 | } | |
188 | } | |
189 | ||
190 | } | |
191 |