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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 | ||
24b260d9 | 19 | package org.lttng.ust.agent.integration; |
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20 | |
21 | import static org.junit.Assert.assertEquals; | |
22 | import static org.junit.Assert.assertNotNull; | |
23 | import static org.junit.Assert.assertTrue; | |
24 | ||
25 | import java.util.List; | |
26 | ||
27 | import org.junit.After; | |
28 | import org.junit.Before; | |
29 | import org.junit.Test; | |
30 | import org.lttng.ust.agent.ILttngHandler; | |
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31 | import org.lttng.ust.agent.utils.LttngSession; |
32 | import org.lttng.ust.agent.utils.LttngSession.Domain; | |
c5524c71 | 33 | |
24b260d9 | 34 | public abstract class EnabledEventsTestBase { |
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35 | |
36 | protected static final String EVENT_NAME_A = "EventA"; | |
37 | protected static final String EVENT_NAME_B = "EventAB"; | |
38 | protected static final String EVENT_NAME_C = "EventABC"; | |
39 | protected static final String EVENT_NAME_D = "EventABCD"; | |
40 | ||
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41 | private LttngSession session; |
42 | ||
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43 | /* Fields defined by the sub-class */ |
44 | protected ILttngHandler handlerA; | |
45 | protected ILttngHandler handlerB; | |
46 | protected ILttngHandler handlerC; | |
47 | ||
48 | protected abstract Domain getDomain(); | |
49 | ||
50 | protected abstract void sendEventsToLoggers(); | |
51 | ||
52 | @Before | |
53 | public void testSetup() { | |
8576633f | 54 | session = new LttngSession(null, getDomain()); |
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55 | } |
56 | ||
57 | @After | |
58 | public void testTeardown() { | |
8576633f | 59 | session.close(); |
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60 | |
61 | handlerA.close(); | |
62 | handlerB.close(); | |
63 | handlerC.close(); | |
64 | ||
65 | handlerA = null; | |
66 | handlerB = null; | |
67 | handlerC = null; | |
68 | } | |
69 | ||
70 | /** | |
71 | * Test sending events on the Java side, but no events enabled in the | |
72 | * tracing session. There should be nothing in the resulting trace, and | |
73 | * handlers should not have logged anything. | |
74 | */ | |
75 | @Test | |
76 | public void testNoEvents() { | |
8576633f | 77 | assertTrue(session.start()); |
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78 | |
79 | sendEventsToLoggers(); | |
80 | ||
8576633f | 81 | assertTrue(session.stop()); |
c5524c71 | 82 | |
8576633f | 83 | List<String> output = session.view(); |
c5524c71 AM |
84 | assertNotNull(output); |
85 | assertTrue(output.isEmpty()); | |
86 | ||
c5524c71 AM |
87 | assertEquals(0, handlerA.getEventCount()); |
88 | assertEquals(0, handlerB.getEventCount()); | |
89 | assertEquals(0, handlerC.getEventCount()); | |
90 | } | |
91 | ||
92 | /** | |
93 | * Test sending events on the Java side, and all events enabled in the | |
94 | * tracing session. All handlers should have sent their events. | |
95 | */ | |
96 | @Test | |
97 | public void testAllEvents() { | |
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98 | assertTrue(session.enableAllEvents()); |
99 | assertTrue(session.start()); | |
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100 | |
101 | sendEventsToLoggers(); | |
102 | ||
8576633f | 103 | assertTrue(session.stop()); |
c5524c71 | 104 | |
8576633f | 105 | List<String> output = session.view(); |
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106 | assertNotNull(output); |
107 | assertEquals(30, output.size()); // loggerD has no handler attached | |
108 | ||
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109 | assertEquals(10, handlerA.getEventCount()); |
110 | assertEquals(10, handlerB.getEventCount()); | |
111 | assertEquals(10, handlerC.getEventCount()); | |
112 | } | |
113 | ||
114 | /** | |
115 | * Test sending events on the Java side, with only some of them enabled in | |
116 | * the tracing session. Only the subset that is enabled should be received. | |
117 | */ | |
118 | @Test | |
119 | public void testSomeEvents() { | |
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120 | assertTrue(session.enableEvents(EVENT_NAME_A, EVENT_NAME_C, EVENT_NAME_D)); |
121 | assertTrue(session.start()); | |
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122 | |
123 | sendEventsToLoggers(); | |
124 | ||
8576633f | 125 | assertTrue(session.stop()); |
c5524c71 | 126 | |
8576633f | 127 | List<String> output = session.view(); |
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128 | assertNotNull(output); |
129 | assertEquals(20, output.size()); | |
130 | ||
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131 | assertEquals(10, handlerA.getEventCount()); |
132 | assertEquals(0, handlerB.getEventCount()); | |
133 | assertEquals(10, handlerC.getEventCount()); | |
134 | } | |
135 | ||
136 | /** | |
137 | * Test with all events enabled (-a), plus some other events added manually. | |
138 | * Events should still be retained, but there should be no duplicates. | |
139 | */ | |
140 | @Test | |
141 | public void testAllEventsAndSome() { | |
8576633f AM |
142 | assertTrue(session.enableAllEvents()); |
143 | assertTrue(session.enableEvents(EVENT_NAME_A, EVENT_NAME_B)); | |
144 | assertTrue(session.start()); | |
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145 | |
146 | sendEventsToLoggers(); | |
147 | ||
8576633f | 148 | assertTrue(session.stop()); |
c5524c71 | 149 | |
8576633f | 150 | List<String> output = session.view(); |
c5524c71 AM |
151 | assertNotNull(output); |
152 | assertEquals(30, output.size()); | |
153 | ||
c5524c71 AM |
154 | assertEquals(10, handlerA.getEventCount()); |
155 | assertEquals(10, handlerB.getEventCount()); | |
156 | assertEquals(10, handlerC.getEventCount()); | |
157 | } | |
158 | ||
159 | /** | |
160 | * Same as {@link #testSomeEvents()}, but some events were enabled first, | |
161 | * then disabled. Makes sure the enabled-event refcounting works properly. | |
162 | */ | |
163 | @Test | |
164 | public void testSomeEventsAfterDisabling() { | |
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165 | assertTrue(session.enableEvents(EVENT_NAME_A, EVENT_NAME_C, EVENT_NAME_D)); |
166 | assertTrue(session.disableEvents(EVENT_NAME_C)); | |
167 | assertTrue(session.start()); | |
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168 | |
169 | sendEventsToLoggers(); | |
170 | ||
8576633f | 171 | assertTrue(session.stop()); |
c5524c71 | 172 | |
8576633f | 173 | List<String> output = session.view(); |
c5524c71 AM |
174 | assertNotNull(output); |
175 | assertEquals(10, output.size()); | |
176 | ||
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177 | assertEquals(10, handlerA.getEventCount()); |
178 | assertEquals(0, handlerB.getEventCount()); | |
179 | assertEquals(0, handlerC.getEventCount()); | |
180 | } | |
181 | ||
182 | /** | |
183 | * Test enabling an event prefix, which means an event name ending with a *, | |
184 | * to match all events starting with this name. | |
185 | */ | |
186 | @Test | |
187 | public void testEventPrefix() { | |
8576633f AM |
188 | // should match event/loggers B and C, but not A. |
189 | assertTrue(session.enableEvents("EventAB*")); | |
190 | assertTrue(session.start()); | |
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191 | |
192 | sendEventsToLoggers(); | |
193 | ||
8576633f | 194 | assertTrue(session.stop()); |
c5524c71 | 195 | |
8576633f | 196 | List<String> output = session.view(); |
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197 | assertNotNull(output); |
198 | assertEquals(20, output.size()); | |
199 | ||
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200 | assertEquals(0, handlerA.getEventCount()); |
201 | assertEquals(10, handlerB.getEventCount()); | |
202 | assertEquals(10, handlerC.getEventCount()); | |
203 | } | |
204 | ||
205 | /** | |
206 | * Same as {@link #testEventPrefix()}, but with multiple prefixes that | |
207 | * overlap. There should not be any duplicate events in the trace or in the | |
208 | * handlers. | |
209 | */ | |
210 | @Test | |
211 | public void testEventPrefixOverlapping() { | |
8576633f AM |
212 | // should still match B and C |
213 | assertTrue(session.enableEvents("EventAB*", "EventABC*")); | |
214 | assertTrue(session.start()); | |
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215 | |
216 | sendEventsToLoggers(); | |
217 | ||
8576633f | 218 | assertTrue(session.stop()); |
c5524c71 | 219 | |
8576633f | 220 | List<String> output = session.view(); |
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221 | assertNotNull(output); |
222 | assertEquals(20, output.size()); | |
223 | ||
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224 | assertEquals(0, handlerA.getEventCount()); |
225 | assertEquals(10, handlerB.getEventCount()); | |
226 | assertEquals(10, handlerC.getEventCount()); | |
227 | } | |
228 | ||
229 | /** | |
230 | * Test with all events enabled (-a), plus an event prefix. Once again, | |
231 | * there should be no duplicates. | |
232 | */ | |
233 | @Test | |
234 | public void testAllEventsAndPrefix() { | |
8576633f AM |
235 | assertTrue(session.enableAllEvents()); |
236 | assertTrue(session.enableEvents("EventAB*")); | |
237 | assertTrue(session.start()); | |
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238 | |
239 | sendEventsToLoggers(); | |
240 | ||
8576633f | 241 | assertTrue(session.stop()); |
c5524c71 | 242 | |
8576633f | 243 | List<String> output = session.view(); |
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244 | assertNotNull(output); |
245 | assertEquals(30, output.size()); | |
246 | ||
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247 | assertEquals(10, handlerA.getEventCount()); |
248 | assertEquals(10, handlerB.getEventCount()); | |
249 | assertEquals(10, handlerC.getEventCount()); | |
250 | } | |
251 | } |