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1 | /******************************************************************************* |
2 | * Copyright (c) 2015 Ericsson | |
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 | ||
10 | package org.eclipse.tracecompass.analysis.os.linux.core.tests.latency; | |
11 | ||
12 | import static org.junit.Assert.assertEquals; | |
13 | import static org.junit.Assert.assertNotNull; | |
14 | ||
3a676d86 | 15 | import org.eclipse.tracecompass.analysis.timing.core.segmentstore.statistics.SegmentStoreStatistics; |
97a06f36 | 16 | import org.eclipse.tracecompass.internal.analysis.os.linux.core.latency.SystemCallLatencyAnalysis; |
3a676d86 MK |
17 | import org.eclipse.tracecompass.internal.analysis.os.linux.core.latency.statistics.SystemCallLatencyStatisticsAnalysisModule; |
18 | import org.eclipse.tracecompass.testtraces.ctf.CtfTestTrace; | |
19 | import org.eclipse.tracecompass.tmf.core.analysis.IAnalysisModule; | |
20 | import org.eclipse.tracecompass.tmf.core.signal.TmfTraceOpenedSignal; | |
21 | import org.eclipse.tracecompass.tmf.core.trace.ITmfTrace; | |
22 | import org.eclipse.tracecompass.tmf.core.trace.TmfTrace; | |
23 | import org.eclipse.tracecompass.tmf.core.trace.TmfTraceUtils; | |
24 | import org.junit.After; | |
25 | import org.junit.Before; | |
26 | import org.junit.Test; | |
27 | ||
28 | /** | |
29 | * Tests for the system call statistics analysis | |
30 | * | |
31 | * @author Matthew Khouzam | |
32 | */ | |
33 | public class SyscallStatsAnalysisTest { | |
34 | ||
35 | private TmfTrace fTestTrace; | |
36 | private SystemCallLatencyStatisticsAnalysisModule fSyscallStatsModule; | |
37 | ||
38 | /** | |
39 | * Create the fixtures | |
40 | */ | |
41 | @Before | |
42 | public void setupAnalysis() { | |
43 | ITmfTrace trace = KernelCtfTraceStub.getTrace(CtfTestTrace.ARM_64_BIT_HEADER); | |
44 | /* Make sure the Kernel analysis has run */ | |
45 | ((TmfTrace) trace).traceOpened(new TmfTraceOpenedSignal(this, trace, null)); | |
46 | IAnalysisModule module = null; | |
47 | for (IAnalysisModule mod : TmfTraceUtils.getAnalysisModulesOfClass(trace, SystemCallLatencyAnalysis.class)) { | |
48 | module = mod; | |
49 | } | |
50 | assertNotNull(module); | |
51 | module.schedule(); | |
52 | module.waitForCompletion(); | |
53 | SystemCallLatencyStatisticsAnalysisModule syscallStatsModule = null; | |
54 | for (IAnalysisModule mod : TmfTraceUtils.getAnalysisModulesOfClass(trace, SystemCallLatencyStatisticsAnalysisModule.class)) { | |
55 | syscallStatsModule = (SystemCallLatencyStatisticsAnalysisModule) mod; | |
56 | } | |
57 | assertNotNull(syscallStatsModule); | |
58 | syscallStatsModule.schedule(); | |
59 | syscallStatsModule.waitForCompletion(); | |
60 | fSyscallStatsModule = syscallStatsModule; | |
61 | } | |
62 | ||
63 | /** | |
64 | * Dispose everything | |
65 | */ | |
66 | @After | |
67 | public void cleanup() { | |
68 | final TmfTrace testTrace = fTestTrace; | |
69 | if (testTrace != null) { | |
70 | testTrace.dispose(); | |
71 | } | |
72 | } | |
73 | ||
74 | /** | |
75 | * This will load the analysis and test it. as it depends on Kernel, this | |
76 | * test runs the kernel trace first then the analysis | |
77 | */ | |
78 | @Test | |
79 | public void testSmallTraceSequential() { | |
80 | final SystemCallLatencyStatisticsAnalysisModule syscallStatsModule = fSyscallStatsModule; | |
81 | assertNotNull(syscallStatsModule); | |
82 | SegmentStoreStatistics totalStats = syscallStatsModule.getTotalStats(); | |
83 | assertNotNull(totalStats); | |
84 | assertEquals(1801, totalStats.getNbSegments()); | |
85 | assertEquals(5904091700L, totalStats.getMax()); | |
86 | } | |
87 | } |