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 @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[] fTraces;
  50     private static LTTngExperiment<TmfEvent> fExperiment;
  51
  52     // ------------------------------------------------------------------------
  53     // Housekeeping
  54     // ------------------------------------------------------------------------
  55
  56     private synchronized static ITmfTrace[] setupTrace(String path) {
  57         if (fTraces == null) {
  58                 fTraces = new ITmfTrace[1];
  59                 try {
  60                                 URL location = FileLocator.find(LTTngCoreTestPlugin.getPlugin().getBundle(), new Path(path), null);
  61                                 File testfile = new File(FileLocator.toFileURL(location).toURI());
  62                                 LTTngTrace trace = new LTTngTrace(testfile.getPath());
  63                         fTraces[0] = trace;
  64                 } catch (URISyntaxException e) {
  65                         e.printStackTrace();
  66                 } catch (IOException e) {
  67                         e.printStackTrace();
  68                 } catch (Exception e) {
  69                                 e.printStackTrace();
  70                         }
  71         }
  72         return fTraces;
  73     }
  74
  75     private synchronized static void setupExperiment() {
  76         if (fExperiment == null) {
  77                 fExperiment = new LTTngExperiment<TmfEvent>(TmfEvent.class, EXPERIMENT, fTraces, TmfTimestamp.Zero, 1000, true);
  78         }
  79     }
  80
  81         public LTTngExperimentTest(String name) throws Exception {
  82                 super(name);
  83         }
  84
  85         @Override
  86         protected void setUp() throws Exception {
  87                 super.setUp();
  88                 setupTrace(DIRECTORY + File.separator + TEST_STREAM);
  89                 setupExperiment();
  90         }
  91
  92         @Override
  93         protected void tearDown() throws Exception {
  94                 super.tearDown();
  95         }
  96
  97     // ------------------------------------------------------------------------
  98     // Constructor
  99     // ------------------------------------------------------------------------
 100
 101         public void testBasicTmfExperimentConstructor() {
 102
 103                 assertEquals("GetId", EXPERIMENT, fExperiment.getName());
 104         assertEquals("GetEpoch", TmfTimestamp.Zero, fExperiment.getEpoch());
 105         assertEquals("GetNbEvents", NB_EVENTS, fExperiment.getNbEvents());
 106
 107         long nbTraceEvents = fExperiment.getTraces()[0].getNbEvents();
 108         assertEquals("GetNbEvents", NB_EVENTS, nbTraceEvents);
 109
 110         TmfTimeRange timeRange = fExperiment.getTimeRange();
 111         assertTrue("getStartTime", fStartTime.equals(timeRange.getStartTime()));
 112         assertTrue("getEndTime",   fEndTime.equals(timeRange.getEndTime()));
 113         }
 114
 115 }