analysis/org.eclipse.tracecompass.analysis.os.linux.core.tests/src/org/eclipse/tracecompass/analysis/os/linux/core/tests/latency/SyscallAnalysisTest.java

   1 /*******************************************************************************
   2  * Copyright (c) 2016 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
  15 import org.eclipse.jdt.annotation.NonNull;
  16 import org.eclipse.tracecompass.analysis.os.linux.core.tests.stubs.trace.KernelCtfTraceStub;
  17 import org.eclipse.tracecompass.internal.analysis.os.linux.core.latency.SystemCallLatencyAnalysis;
  18 import org.eclipse.tracecompass.segmentstore.core.ISegment;
  19 import org.eclipse.tracecompass.segmentstore.core.ISegmentStore;
  20 import org.eclipse.tracecompass.testtraces.ctf.CtfTestTrace;
  21 import org.eclipse.tracecompass.tmf.core.analysis.IAnalysisModule;
  22 import org.eclipse.tracecompass.tmf.core.signal.TmfTraceOpenedSignal;
  23 import org.eclipse.tracecompass.tmf.core.trace.ITmfTrace;
  24 import org.eclipse.tracecompass.tmf.core.trace.TmfTrace;
  25 import org.eclipse.tracecompass.tmf.core.trace.TmfTraceUtils;
  26 import org.junit.After;
  27 import org.junit.Before;
  28 import org.junit.Test;
  29
  30 /**
  31  * Tests for the system call analysis
  32  *
  33  * @author Matthew Khouzam
  34  */
  35 public class SyscallAnalysisTest {
  36
  37     private SystemCallLatencyAnalysis fSyscallModule;
  38
  39     /**
  40      * Test setup
  41      */
  42     @Before
  43     public void setUp() {
  44         ITmfTrace trace = KernelCtfTraceStub.getTrace(CtfTestTrace.ARM_64_BIT_HEADER);
  45         /* Make sure the Kernel analysis has run */
  46         ((TmfTrace) trace).traceOpened(new TmfTraceOpenedSignal(this, trace, null));
  47         for (IAnalysisModule mod : TmfTraceUtils.getAnalysisModulesOfClass(trace, SystemCallLatencyAnalysis.class)) {
  48             fSyscallModule = (SystemCallLatencyAnalysis) mod;
  49         }
  50         assertNotNull(fSyscallModule);
  51         fSyscallModule.schedule();
  52         fSyscallModule.waitForCompletion();
  53     }
  54
  55     /**
  56      * Dispose everything
  57      */
  58     @After
  59     public void cleanup() {
  60         final SystemCallLatencyAnalysis syscallModule = fSyscallModule;
  61         if( syscallModule != null) {
  62             syscallModule.dispose();
  63         }
  64     }
  65
  66     /**
  67      * This will load the analysis and test it. as it depends on Kernel, this
  68      * test runs the kernel trace first then the analysis
  69      */
  70     @Test
  71     public void testSmallTraceSequential() {
  72         final SystemCallLatencyAnalysis syscallModule = fSyscallModule;
  73         assertNotNull(syscallModule);
  74         ISegmentStore<@NonNull ISegment> segmentStore = syscallModule.getSegmentStore();
  75         assertNotNull(segmentStore);
  76         assertEquals(1801, segmentStore.size());
  77     }
  78 }