org.eclipse.linuxtools.lttng.tests/src/org/eclipse/linuxtools/lttng/tests/trace/LTTngExperimentTest.java

   1 /*******************************************************************************
   2  * Copyright (c) 2009, 2010 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  * Contributors:
  10  *   Francois Chouinard - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.linuxtools.lttng.tests.trace;
  14
  15 import java.io.File;
  16 import java.io.IOException;
  17 import java.net.URISyntaxException;
  18 import java.net.URL;
  19
  20 import junit.framework.TestCase;
  21
  22 import org.eclipse.core.runtime.FileLocator;
  23 import org.eclipse.core.runtime.Path;
  24 import org.eclipse.linuxtools.lttng.tests.LTTngCoreTestPlugin;
  25 import org.eclipse.linuxtools.lttng.trace.LTTngExperiment;
  26 import org.eclipse.linuxtools.lttng.trace.LTTngTrace;
  27 import org.eclipse.linuxtools.tmf.event.TmfEvent;
  28 import org.eclipse.linuxtools.tmf.event.TmfTimeRange;
  29 import org.eclipse.linuxtools.tmf.event.TmfTimestamp;
  30 import org.eclipse.linuxtools.tmf.trace.ITmfTrace;
  31
  32 /**
  33  * <b><u>TmfExperimentTest</u></b>
  34  * <p>
  35  * TODO: Implement me. Please.
  36  */
  37 public class LTTngExperimentTest extends TestCase {
  38
  39     private static final String DIRECTORY   = "traceset";
  40     private static final String TEST_STREAM = "trace-15316events_nolost_newformat";
  41     private static final String EXPERIMENT  = "MyExperiment";
  42     private static int          NB_EVENTS   = 15316;
  43
  44     // Note: Start/end times are for the LTTng *trace*, not the actual events
  45     private static final TmfTimestamp  fStartTime = new TmfTimestamp(13589692331524L, (byte) -9);
  46     private static final TmfTimestamp  fEndTime   = new TmfTimestamp(13589907059242L, (byte) -9);
  47
  48     private static ITmfTrace[] fTraces;
  49     private static LTTngExperiment<TmfEvent> fExperiment;
  50
  51     // ------------------------------------------------------------------------
  52     // Housekeeping
  53     // ------------------------------------------------------------------------
  54
  55     private synchronized static ITmfTrace[] setupTrace(String path) {
  56         if (fTraces == null) {
  57                 fTraces = new ITmfTrace[1];
  58                 try {
  59                                 URL location = FileLocator.find(LTTngCoreTestPlugin.getPlugin().getBundle(), new Path(path), null);
  60                                 File testfile = new File(FileLocator.toFileURL(location).toURI());
  61                                 LTTngTrace trace = new LTTngTrace(testfile.getPath());
  62                         fTraces[0] = trace;
  63                 } catch (URISyntaxException e) {
  64                         e.printStackTrace();
  65                 } catch (IOException e) {
  66                         e.printStackTrace();
  67                 } catch (Exception e) {
  68                                 e.printStackTrace();
  69                         }
  70         }
  71         return fTraces;
  72     }
  73
  74     private synchronized static void setupExperiment() {
  75         if (fExperiment == null) {
  76                 fExperiment = new LTTngExperiment<TmfEvent>(TmfEvent.class, EXPERIMENT, fTraces, TmfTimestamp.Zero, 1000, true);
  77         }
  78     }
  79
  80         public LTTngExperimentTest(String name) throws Exception {
  81                 super(name);
  82         }
  83
  84         @Override
  85         protected void setUp() throws Exception {
  86                 super.setUp();
  87                 setupTrace(DIRECTORY + File.separator + TEST_STREAM);
  88                 setupExperiment();
  89         }
  90
  91         @Override
  92         protected void tearDown() throws Exception {
  93                 super.tearDown();
  94         }
  95
  96     // ------------------------------------------------------------------------
  97     // Constructor
  98     // ------------------------------------------------------------------------
  99
 100         public void testBasicTmfExperimentConstructor() {
 101
 102                 assertEquals("GetId", EXPERIMENT, fExperiment.getName());
 103         assertEquals("GetEpoch", TmfTimestamp.Zero, fExperiment.getEpoch());
 104         assertEquals("GetNbEvents", NB_EVENTS, fExperiment.getNbEvents());
 105
 106         long nbTraceEvents = fExperiment.getTraces()[0].getNbEvents();
 107         assertEquals("GetNbEvents", NB_EVENTS, nbTraceEvents);
 108
 109         TmfTimeRange timeRange = fExperiment.getTimeRange();
 110         assertTrue("getStartTime", fStartTime.equals(timeRange.getStartTime()));
 111         assertTrue("getEndTime",   fEndTime.equals(timeRange.getEndTime()));
 112         }
 113
 114 }