2 * Copyright (C) 2015, EfficiOS Inc., Alexandre Montplaisir <alexmonthy@efficios.com>
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.
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.
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.
19 package org
.lttng
.ust
.agent
.integration
.events
;
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
;
26 import java
.lang
.reflect
.Field
;
27 import java
.util
.List
;
29 import org
.apache
.log4j
.Level
;
30 import org
.apache
.log4j
.Logger
;
31 import org
.junit
.After
;
32 import org
.junit
.AfterClass
;
33 import org
.junit
.Before
;
34 import org
.junit
.BeforeClass
;
35 import org
.junit
.Test
;
36 import org
.junit
.runner
.RunWith
;
37 import org
.lttng
.tools
.ILttngSession
;
38 import org
.lttng
.tools
.ILttngSession
.Domain
;
39 import org
.lttng
.ust
.agent
.ILttngHandler
;
40 import org
.lttng
.ust
.agent
.LTTngAgent
;
41 import org
.lttng
.ust
.agent
.utils
.Log4jTestUtils
;
42 import org
.lttng
.ust
.agent
.utils
.TestPrintRunner
;
45 * Enabled events test for the LTTng-UST Log4j log handler, using the legacy
48 @RunWith(TestPrintRunner
.class)
49 @SuppressWarnings("deprecation")
50 public class Log4jLegacyApiIT
{
52 private static final Domain DOMAIN
= Domain
.LOG4J
;
54 private static final String EVENT_NAME_A
= "EventA";
55 private static final String EVENT_NAME_B
= "EventB";
57 private ILttngSession session
;
58 private LTTngAgent agent
;
60 private Logger loggerA
;
61 private Logger loggerB
;
67 public static void log4jClassSetup() {
68 Log4jTestUtils
.testClassSetup();
75 public static void log4jClassCleanup() {
76 Log4jTestUtils
.testClassCleanup();
84 loggerA
= Logger
.getLogger(EVENT_NAME_A
);
85 agent
= LTTngAgent
.getLTTngAgent();
86 loggerB
= Logger
.getLogger(EVENT_NAME_B
);
88 loggerA
.setLevel(Level
.ALL
);
89 loggerB
.setLevel(Level
.ALL
);
91 session
= ILttngSession
.createSession(null, DOMAIN
);
98 public void tearDown() {
108 * Test tracing with no events enabled in the tracing session.
111 public void testNoEvents() {
112 assertTrue(session
.start());
114 Log4jTestUtils
.send10Events(loggerA
);
115 Log4jTestUtils
.send10Events(loggerB
);
117 assertTrue(session
.stop());
119 List
<String
> output
= session
.view();
120 assertNotNull(output
);
121 assertTrue(output
.isEmpty());
123 ILttngHandler handler
= getAgentHandler();
124 assertEquals(0, handler
.getEventCount());
128 * Test tracing with all events enabled (-l -a) in the tracing session.
131 public void testAllEvents() {
132 assertTrue(session
.enableAllEvents());
133 assertTrue(session
.start());
135 Log4jTestUtils
.send10Events(loggerA
);
136 Log4jTestUtils
.send10Events(loggerB
);
138 assertTrue(session
.stop());
140 List
<String
> output
= session
.view();
141 assertNotNull(output
);
142 assertEquals(20, output
.size());
144 ILttngHandler handler
= getAgentHandler();
145 assertEquals(20, handler
.getEventCount());
149 * Test tracing with a subset of events enabled in the tracing session.
152 public void testSomeEvents() {
153 assertTrue(session
.enableEvents(EVENT_NAME_A
));
154 assertTrue(session
.start());
156 Log4jTestUtils
.send10Events(loggerA
);
157 Log4jTestUtils
.send10Events(loggerB
);
159 assertTrue(session
.stop());
161 List
<String
> output
= session
.view();
162 assertNotNull(output
);
163 assertEquals(10, output
.size());
165 ILttngHandler handler
= getAgentHandler();
166 assertEquals(10, handler
.getEventCount());
170 * Get the singleton Log4j Handler currently managed by the LTTngAgent. It
171 * is not public, so we need reflection to access it.
173 * @return The agent's Log4j handler
175 private static ILttngHandler
getAgentHandler() {
177 Field log4jAppenderField
= LTTngAgent
.class.getDeclaredField("log4jAppender");
178 log4jAppenderField
.setAccessible(true);
179 return (ILttngHandler
) log4jAppenderField
.get(LTTngAgent
.getLTTngAgent());
180 } catch (ReflectiveOperationException
| SecurityException e
) {
181 fail(e
.getMessage());