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9824473b | 1 | /******************************************************************************* |
ed902a2b | 2 | * Copyright (c) 2013, 2014 Ericsson |
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3 | * |
4 | * All rights reserved. This program and the accompanying materials are | |
5 | * made available under the terms of the Eclipse Public License v1.0 which | |
6 | * accompanies this distribution, and is available at | |
7 | * http://www.eclipse.org/legal/epl-v10.html | |
8 | * | |
9 | * Contributors: | |
10 | * Alexandre Montplaisir - Initial API and implementation | |
11 | *******************************************************************************/ | |
12 | ||
9722e5d7 | 13 | package org.eclipse.tracecompass.tmf.ctf.core.tests.event; |
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14 | |
15 | import static org.junit.Assert.assertEquals; | |
16 | import static org.junit.Assume.assumeTrue; | |
17 | ||
18 | import org.eclipse.core.resources.IResource; | |
2bdf0193 AM |
19 | import org.eclipse.tracecompass.tmf.core.event.ITmfEvent; |
20 | import org.eclipse.tracecompass.tmf.core.exceptions.TmfTraceException; | |
21 | import org.eclipse.tracecompass.tmf.core.request.TmfEventRequest; | |
22 | import org.eclipse.tracecompass.tmf.core.timestamp.ITmfTimestamp; | |
23 | import org.eclipse.tracecompass.tmf.core.timestamp.TmfTimeRange; | |
24 | import org.eclipse.tracecompass.tmf.core.timestamp.TmfTimestamp; | |
9722e5d7 | 25 | import org.eclipse.tracecompass.tmf.ctf.core.event.CtfTmfEvent; |
2bdf0193 | 26 | import org.eclipse.tracecompass.tmf.ctf.core.tests.shared.CtfTmfTestTrace; |
9722e5d7 AM |
27 | import org.eclipse.tracecompass.tmf.ctf.core.timestamp.CtfTmfTimestamp; |
28 | import org.eclipse.tracecompass.tmf.ctf.core.trace.CtfTmfTrace; | |
243d662d AM |
29 | import org.junit.After; |
30 | import org.junit.Before; | |
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31 | import org.junit.Test; |
32 | ||
33 | /** | |
34 | * Tests for reading event contexts from a CtfTmfTrace. | |
35 | * | |
36 | * @author Alexandre Montplaisir | |
37 | */ | |
38 | public class EventContextTest { | |
39 | ||
40 | // ------------------------------------------------------------------------ | |
41 | // Attributes | |
42 | // ------------------------------------------------------------------------ | |
43 | ||
44 | /* We use test trace #2, kernel_vm, which has event contexts */ | |
9ac63b5b | 45 | private static final CtfTmfTestTrace testTrace = CtfTmfTestTrace.KERNEL_VM; |
9824473b | 46 | |
243d662d AM |
47 | private CtfTmfTrace fixture; |
48 | private long startTime; | |
49 | private long endTime; | |
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50 | |
51 | // ------------------------------------------------------------------------ | |
52 | // Class methods | |
53 | // ------------------------------------------------------------------------ | |
54 | ||
55 | /** | |
56 | * Perform pre-class initialization. | |
57 | * | |
58 | * @throws TmfTraceException | |
59 | * If the test trace is not found | |
60 | */ | |
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61 | @Before |
62 | public void setUp() throws TmfTraceException { | |
9ac63b5b | 63 | assumeTrue(testTrace.exists()); |
9824473b | 64 | fixture = new CtfTmfTrace(); |
9ac63b5b | 65 | fixture.initTrace((IResource) null, testTrace.getPath(), CtfTmfEvent.class); |
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66 | fixture.indexTrace(true); |
67 | ||
68 | startTime = fixture.getStartTime().normalize(0, ITmfTimestamp.NANOSECOND_SCALE).getValue(); | |
69 | endTime = fixture.getEndTime().normalize(0, ITmfTimestamp.NANOSECOND_SCALE).getValue(); | |
70 | } | |
71 | ||
72 | /** | |
73 | * Perform post-class clean-up. | |
74 | */ | |
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75 | @After |
76 | public void tearDown() { | |
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77 | if (fixture != null) { |
78 | fixture.dispose(); | |
79 | } | |
80 | } | |
81 | ||
82 | // ------------------------------------------------------------------------ | |
83 | // Test methods | |
84 | // ------------------------------------------------------------------------ | |
85 | ||
86 | /** | |
87 | * Make sure the trace is the correct one, and its timestamps are read | |
88 | * correctly. | |
89 | */ | |
90 | @Test | |
91 | public void testTrace() { | |
92 | assertEquals(1363700740555978750L, startTime); | |
93 | assertEquals(1363700770550261288L, endTime); | |
94 | } | |
95 | ||
96 | /** | |
97 | * Test the context of the very first event of the trace. | |
98 | */ | |
99 | @Test | |
100 | public void testContextStart() { | |
101 | CtfTmfEvent firstEvent = getEventAt(startTime); | |
102 | long perfPageFault = (Long) firstEvent.getContent().getField("context._perf_page_fault").getValue(); | |
103 | String procname = (String) firstEvent.getContent().getField("context._procname").getValue(); | |
104 | long tid = (Long) firstEvent.getContent().getField("context._tid").getValue(); | |
105 | ||
106 | assertEquals(613, perfPageFault); | |
107 | assertEquals("lttng-sessiond", procname); | |
108 | assertEquals(1230, tid); | |
109 | } | |
110 | ||
111 | /** | |
112 | * Test the context of the event at 1363700745.559739078. | |
113 | */ | |
114 | @Test | |
115 | public void testContext1() { | |
116 | long time = startTime + 5000000000L; // 1363700745.559739078 | |
117 | CtfTmfEvent event = getEventAt(time); | |
118 | long perfPageFault = (Long) event.getContent().getField("context._perf_page_fault").getValue(); | |
119 | String procname = (String) event.getContent().getField("context._procname").getValue(); | |
120 | long tid = (Long) event.getContent().getField("context._tid").getValue(); | |
121 | ||
122 | assertEquals(6048, perfPageFault); | |
123 | assertEquals("swapper/0", procname); | |
124 | assertEquals(0, tid); | |
125 | } | |
126 | ||
127 | /** | |
128 | * Test the context of the event at 1363700750.559707062. | |
129 | */ | |
130 | @Test | |
131 | public void testContext2() { | |
132 | long time = startTime + 2 * 5000000000L; // 1363700750.559707062 | |
133 | CtfTmfEvent event = getEventAt(time); | |
134 | long perfPageFault = (Long) event.getContent().getField("context._perf_page_fault").getValue(); | |
135 | String procname = (String) event.getContent().getField("context._procname").getValue(); | |
136 | long tid = (Long) event.getContent().getField("context._tid").getValue(); | |
137 | ||
138 | assertEquals(13258, perfPageFault); | |
139 | assertEquals("swapper/0", procname); | |
140 | assertEquals(0, tid); | |
141 | } | |
142 | ||
143 | /** | |
144 | * Test the context of the event at 1363700755.555723128, which is roughly | |
145 | * mid-way through the trace. | |
146 | */ | |
147 | @Test | |
148 | public void testContextMiddle() { | |
149 | long midTime = startTime + (endTime - startTime) / 2L; // 1363700755.555723128 | |
150 | CtfTmfEvent midEvent = getEventAt(midTime); | |
151 | long perfPageFault = (Long) midEvent.getContent().getField("context._perf_page_fault").getValue(); | |
152 | String procname = (String) midEvent.getContent().getField("context._procname").getValue(); | |
153 | long tid = (Long) midEvent.getContent().getField("context._tid").getValue(); | |
154 | ||
155 | assertEquals(19438, perfPageFault); | |
156 | assertEquals("swapper/0", procname); | |
157 | assertEquals(0, tid); | |
158 | } | |
159 | ||
160 | /** | |
161 | * Test the context of the event at 1363700760.559719724. | |
162 | */ | |
163 | @Test | |
164 | public void testContext3() { | |
165 | long time = startTime + 4 * 5000000000L; // 1363700760.559719724 | |
166 | CtfTmfEvent event = getEventAt(time); | |
167 | long perfPageFault = (Long) event.getContent().getField("context._perf_page_fault").getValue(); | |
168 | String procname = (String) event.getContent().getField("context._procname").getValue(); | |
169 | long tid = (Long) event.getContent().getField("context._tid").getValue(); | |
170 | ||
171 | assertEquals(21507, perfPageFault); | |
172 | assertEquals("swapper/0", procname); | |
173 | assertEquals(0, tid); | |
174 | } | |
175 | ||
176 | /** | |
177 | * Test the context of the event at 1363700765.559714634. | |
178 | */ | |
179 | @Test | |
180 | public void testContext4() { | |
181 | long time = startTime + 5 * 5000000000L; // 1363700765.559714634 | |
182 | CtfTmfEvent event = getEventAt(time); | |
183 | long perfPageFault = (Long) event.getContent().getField("context._perf_page_fault").getValue(); | |
184 | String procname = (String) event.getContent().getField("context._procname").getValue(); | |
185 | long tid = (Long) event.getContent().getField("context._tid").getValue(); | |
186 | ||
187 | assertEquals(21507, perfPageFault); | |
188 | assertEquals("swapper/0", procname); | |
189 | assertEquals(0, tid); | |
190 | } | |
191 | ||
192 | /** | |
193 | * Test the context of the last event of the trace. | |
194 | */ | |
195 | @Test | |
196 | public void testContextEnd() { | |
197 | CtfTmfEvent lastEvent = getEventAt(endTime); | |
198 | long perfPageFault = (Long) lastEvent.getContent().getField("context._perf_page_fault").getValue(); | |
199 | String procname = (String) lastEvent.getContent().getField("context._procname").getValue(); | |
200 | long tid = (Long) lastEvent.getContent().getField("context._tid").getValue(); | |
201 | ||
202 | assertEquals(22117, perfPageFault); | |
203 | assertEquals("lttng-sessiond", procname); | |
204 | assertEquals(1230, tid); | |
205 | } | |
206 | ||
207 | // ------------------------------------------------------------------------ | |
208 | // Private stuff | |
209 | // ------------------------------------------------------------------------ | |
210 | ||
211 | private synchronized CtfTmfEvent getEventAt(long timestamp) { | |
212 | EventContextTestRequest req = new EventContextTestRequest(timestamp); | |
213 | fixture.sendRequest(req); | |
214 | try { | |
215 | req.waitForCompletion(); | |
216 | } catch (InterruptedException e) { | |
217 | return null; | |
218 | } | |
219 | return req.getEvent(); | |
220 | } | |
221 | ||
222 | private class EventContextTestRequest extends TmfEventRequest { | |
223 | ||
224 | private CtfTmfEvent retEvent = null; | |
225 | ||
226 | public EventContextTestRequest(long timestamp) { | |
227 | super(CtfTmfEvent.class, | |
228 | new TmfTimeRange(new CtfTmfTimestamp(timestamp), TmfTimestamp.BIG_CRUNCH), | |
672a642a | 229 | 0, 1, ExecutionType.FOREGROUND); |
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230 | } |
231 | ||
232 | @Override | |
233 | public void handleData(ITmfEvent event) { | |
234 | retEvent = (CtfTmfEvent) event; | |
235 | } | |
236 | ||
237 | public CtfTmfEvent getEvent() { | |
238 | return retEvent; | |
239 | } | |
240 | } | |
241 | } |