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.event.LttngEvent;
  25 import org.eclipse.linuxtools.lttng.tests.LTTngCoreTestPlugin;
  26 import org.eclipse.linuxtools.lttng.trace.LTTngTrace;
  27 import org.eclipse.linuxtools.tmf.event.TmfTimeRange;
  28 import org.eclipse.linuxtools.tmf.event.TmfTimestamp;
  29 import org.eclipse.linuxtools.tmf.experiment.TmfExperiment;
  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 @SuppressWarnings("nls")
  38 public class LTTngExperimentTest extends TestCase {
  39
  40     private static final String DIRECTORY   = "traceset";
  41     private static final String TEST_STREAM = "trace-15316events_nolost_newformat";
  42     private static final String EXPERIMENT  = "MyExperiment";
  43     private static int          NB_EVENTS   = 15316;
  44
  45     // Note: Start/end times are for the LTTng *trace*, not the actual events
  46     private static final TmfTimestamp  fStartTime = new TmfTimestamp(13589759412128L, (byte) -9);
  47     private static final TmfTimestamp  fEndTime   = new TmfTimestamp(13589907059242L, (byte) -9);
  48
  49     private static ITmfTrace<LttngEvent>[] fTraces;
  50     private static TmfExperiment<LttngEvent> fExperiment;
  51
  52     // ------------------------------------------------------------------------
  53     // Housekeeping
  54     // ------------------------------------------------------------------------
  55
  56     @SuppressWarnings("unchecked")
  57     private synchronized static ITmfTrace<LttngEvent>[] setupTrace(String path) {
  58         if (fTraces == null) {
  59                 fTraces = new ITmfTrace[1];
  60                 try {
  61                                 URL location = FileLocator.find(LTTngCoreTestPlugin.getPlugin().getBundle(), new Path(path), null);
  62                                 File testfile = new File(FileLocator.toFileURL(location).toURI());
  63                                 LTTngTrace trace = new LTTngTrace(testfile.getPath(), false);
  64                         fTraces[0] = trace;
  65                 } catch (URISyntaxException e) {
  66                         e.printStackTrace();
  67                 } catch (IOException e) {
  68                         e.printStackTrace();
  69                 } catch (Exception e) {
  70                                 e.printStackTrace();
  71                         }
  72         }
  73         return fTraces;
  74     }
  75
  76     private synchronized static void setupExperiment() {
  77         if (fExperiment == null) {
  78                 fExperiment = new TmfExperiment<LttngEvent>(LttngEvent.class, EXPERIMENT, fTraces, TmfTimestamp.Zero, 1000, true);
  79         }
  80     }
  81
  82         public LTTngExperimentTest(String name) throws Exception {
  83                 super(name);
  84         }
  85
  86         @Override
  87         protected void setUp() throws Exception {
  88                 super.setUp();
  89                 setupTrace(DIRECTORY + File.separator + TEST_STREAM);
  90                 setupExperiment();
  91         }
  92
  93         @Override
  94         protected void tearDown() throws Exception {
  95                 super.tearDown();
  96         }
  97
  98     // ------------------------------------------------------------------------
  99     // Constructor
 100     // ------------------------------------------------------------------------
 101
 102         public void testBasicTmfExperimentConstructor() {
 103
 104                 assertEquals("GetId", EXPERIMENT, fExperiment.getName());
 105         assertEquals("GetEpoch", TmfTimestamp.Zero, fExperiment.getEpoch());
 106         assertEquals("GetNbEvents", NB_EVENTS, fExperiment.getNbEvents());
 107
 108         long nbTraceEvents = fExperiment.getTraces()[0].getNbEvents();
 109         assertEquals("GetNbEvents", NB_EVENTS, nbTraceEvents);
 110
 111         TmfTimeRange timeRange = fExperiment.getTimeRange();
 112         assertTrue("getStartTime", fStartTime.equals(timeRange.getStartTime()));
 113         assertTrue("getEndTime",   fEndTime.equals(timeRange.getEndTime()));
 114         }
 115
 116 }