org.eclipse.linuxtools.lttng2.kernel.core.tests/src/org/eclipse/linuxtools/lttng2/kernel/core/tests/stateprovider/StateSystemInMemoryTest.java

   1 /*******************************************************************************
   2  * Copyright (c) 2013 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.linuxtools.lttng2.kernel.core.tests.stateprovider;
  15
  16 import static org.junit.Assert.assertNotNull;
  17 import static org.junit.Assert.assertTrue;
  18 import static org.junit.Assert.fail;
  19 import static org.junit.Assume.assumeTrue;
  20
  21 import org.eclipse.linuxtools.internal.lttng2.kernel.core.stateprovider.LttngKernelStateProvider;
  22 import org.eclipse.linuxtools.tmf.core.ctfadaptor.CtfTmfTrace;
  23 import org.eclipse.linuxtools.tmf.core.exceptions.TmfAnalysisException;
  24 import org.eclipse.linuxtools.tmf.core.statesystem.ITmfStateProvider;
  25 import org.eclipse.linuxtools.tmf.core.statesystem.TmfStateSystemAnalysisModule;
  26 import org.eclipse.linuxtools.tmf.core.trace.ITmfTrace;
  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     /**
  37      * Initialization
  38      */
  39     @BeforeClass
  40     public static void initialize() {
  41         assumeTrue(testTrace.exists());
  42
  43         TestLttngKernelAnalysisModule module = new TestLttngKernelAnalysisModule();
  44         try {
  45             module.setTrace(testTrace.getTrace());
  46         } catch (TmfAnalysisException e) {
  47             fail();
  48         }
  49         module.schedule();
  50         assertTrue(module.waitForCompletion());
  51         ssq = module.getStateSystem();
  52         assertNotNull(ssq);
  53     }
  54
  55     private static class TestLttngKernelAnalysisModule extends TmfStateSystemAnalysisModule {
  56
  57         /**
  58          * Constructor adding the views to the analysis
  59          */
  60         public TestLttngKernelAnalysisModule() {
  61             super();
  62         }
  63
  64         @Override
  65         public void setTrace(ITmfTrace trace) throws TmfAnalysisException {
  66             if (!(trace instanceof CtfTmfTrace)) {
  67                 throw new IllegalStateException("TestLttngKernelAnalysisModule: trace should be of type CtfTmfTrace"); //$NON-NLS-1$
  68             }
  69             super.setTrace(trace);
  70         }
  71
  72         @Override
  73         protected ITmfStateProvider createStateProvider() {
  74             return new LttngKernelStateProvider((CtfTmfTrace) getTrace());
  75         }
  76
  77         @Override
  78         protected StateSystemBackendType getBackendType() {
  79             return StateSystemBackendType.INMEM;
  80         }
  81     }
  82 }