org.eclipse.linuxtools.lttng2.kernel.core.tests/src/org/eclipse/linuxtools/lttng2/kernel/core/tests/stateprovider/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.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.exceptions.TmfAnalysisException;
  23 import org.eclipse.linuxtools.tmf.core.statesystem.ITmfStateProvider;
  24 import org.eclipse.linuxtools.tmf.core.statesystem.TmfStateSystemAnalysisModule;
  25 import org.eclipse.linuxtools.tmf.core.trace.ITmfTrace;
  26 import org.eclipse.linuxtools.tmf.ctf.core.CtfTmfTrace;
  27 import org.junit.After;
  28 import org.junit.Before;
  29
  30 /**
  31  * State system tests using the in-memory back-end.
  32  *
  33  * @author Alexandre Montplaisir
  34  */
  35 public class StateSystemInMemoryTest extends StateSystemTest {
  36
  37     private TestLttngKernelAnalysisModule module;
  38
  39     /**
  40      * Initialization
  41      */
  42     @Before
  43     public void initialize() {
  44         assumeTrue(testTrace.exists());
  45
  46         module = new TestLttngKernelAnalysisModule();
  47         try {
  48             module.setTrace(testTrace.getTrace());
  49         } catch (TmfAnalysisException e) {
  50             fail();
  51         }
  52         module.schedule();
  53         assertTrue(module.waitForCompletion());
  54         ssq = module.getStateSystem();
  55         assertNotNull(ssq);
  56     }
  57
  58     /**
  59      * Class cleanup
  60      */
  61     @After
  62     public void cleanupClass() {
  63         module.close();
  64     }
  65
  66     private static class TestLttngKernelAnalysisModule extends TmfStateSystemAnalysisModule {
  67
  68         /**
  69          * Constructor adding the views to the analysis
  70          */
  71         public TestLttngKernelAnalysisModule() {
  72             super();
  73         }
  74
  75         @Override
  76         public void setTrace(ITmfTrace trace) throws TmfAnalysisException {
  77             if (!(trace instanceof CtfTmfTrace)) {
  78                 throw new IllegalStateException("TestLttngKernelAnalysisModule: trace should be of type CtfTmfTrace"); //$NON-NLS-1$
  79             }
  80             super.setTrace(trace);
  81         }
  82
  83         @Override
  84         protected ITmfStateProvider createStateProvider() {
  85             return new LttngKernelStateProvider(getTrace());
  86         }
  87
  88         @Override
  89         protected StateSystemBackendType getBackendType() {
  90             return StateSystemBackendType.INMEM;
  91         }
  92     }
  93 }