org.eclipse.tracecompass.lttng2.kernel.core.tests/src/org/eclipse/tracecompass/lttng2/kernel/core/tests/analysis/kernel/statesystem/StateSystemInMemoryTest.java

   1 /*******************************************************************************
   2  * Copyright (c) 2013, 2014 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  *   Alexandre Montplaisir - Initial API and implementation
  11  *   Bernd Hufmann - Use state system analysis module instead of factory
  12  ******************************************************************************/
  13
  14 package org.eclipse.tracecompass.lttng2.kernel.core.tests.analysis.kernel.statesystem;
  15
  16 import static org.junit.Assert.assertTrue;
  17 import static org.junit.Assert.fail;
  18
  19 import org.eclipse.tracecompass.internal.lttng2.kernel.core.trace.layout.LttngEventLayout;
  20 import org.eclipse.tracecompass.lttng2.kernel.core.analysis.kernel.LttngKernelStateProvider;
  21 import org.eclipse.tracecompass.tmf.core.exceptions.TmfAnalysisException;
  22 import org.eclipse.tracecompass.tmf.core.statesystem.ITmfStateProvider;
  23 import org.eclipse.tracecompass.tmf.core.statesystem.TmfStateSystemAnalysisModule;
  24 import org.eclipse.tracecompass.tmf.core.trace.ITmfTrace;
  25 import org.eclipse.tracecompass.tmf.ctf.core.trace.CtfTmfTrace;
  26 import org.junit.AfterClass;
  27 import org.junit.BeforeClass;
  28
  29 /**
  30  * State system tests using the in-memory back-end.
  31  *
  32  * @author Alexandre Montplaisir
  33  */
  34 public class StateSystemInMemoryTest extends StateSystemTest {
  35
  36     private static TestLttngKernelAnalysisModule module;
  37
  38     /**
  39      * Test class setup
  40      */
  41     @BeforeClass
  42     public static void initialize() {
  43         if (!testTrace.exists()) {
  44             traceIsPresent = false;
  45             return;
  46         }
  47         traceIsPresent = true;
  48
  49         module = new TestLttngKernelAnalysisModule();
  50         try {
  51             module.setTrace(testTrace.getTrace());
  52         } catch (TmfAnalysisException e) {
  53             fail();
  54         }
  55         module.schedule();
  56         assertTrue(module.waitForCompletion());
  57
  58         fixture = module.getStateSystem();
  59     }
  60
  61     /**
  62      * Class cleanup
  63      */
  64     @AfterClass
  65     public static void cleanup() {
  66         if (module != null) {
  67             module.dispose();
  68         }
  69         if (fixture != null) {
  70             fixture.dispose();
  71         }
  72         module = null;
  73         fixture = null;
  74     }
  75
  76     private static class TestLttngKernelAnalysisModule extends TmfStateSystemAnalysisModule {
  77
  78         /**
  79          * Constructor adding the views to the analysis
  80          */
  81         public TestLttngKernelAnalysisModule() {
  82             super();
  83         }
  84
  85         @Override
  86         public void setTrace(ITmfTrace trace) throws TmfAnalysisException {
  87             if (!(trace instanceof CtfTmfTrace)) {
  88                 throw new IllegalStateException("TestLttngKernelAnalysisModule: trace should be of type CtfTmfTrace"); //$NON-NLS-1$
  89             }
  90             super.setTrace(trace);
  91         }
  92
  93         @Override
  94         protected ITmfStateProvider createStateProvider() {
  95             return new LttngKernelStateProvider(getTrace(), LttngEventLayout.getInstance());
  96         }
  97
  98         @Override
  99         protected StateSystemBackendType getBackendType() {
 100             return StateSystemBackendType.INMEM;
 101         }
 102     }
 103 }