org.eclipse.tracecompass.tmf.analysis.xml.core.tests/src/org/eclipse/tracecompass/tmf/analysis/xml/core/tests/stateprovider/StateProviderTest.java

   1 /*******************************************************************************
   2  * Copyright (c) 2013 École Polytechnique de Montréal
   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  *   Geneviève Bastien - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.tracecompass.tmf.analysis.xml.core.tests.stateprovider;
  14
  15 import static org.junit.Assert.assertFalse;
  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 java.io.IOException;
  22 import java.util.List;
  23
  24 import javax.xml.parsers.DocumentBuilder;
  25 import javax.xml.parsers.DocumentBuilderFactory;
  26 import javax.xml.parsers.ParserConfigurationException;
  27
  28 import org.eclipse.core.runtime.NullProgressMonitor;
  29 import org.eclipse.core.runtime.Path;
  30 import org.eclipse.tracecompass.statesystem.core.ITmfStateSystem;
  31 import org.eclipse.tracecompass.tmf.analysis.xml.core.stateprovider.TmfXmlStrings;
  32 import org.eclipse.tracecompass.tmf.analysis.xml.core.stateprovider.XmlStateSystemModule;
  33 import org.eclipse.tracecompass.tmf.analysis.xml.core.tests.common.TmfXmlTestFiles;
  34 import org.eclipse.tracecompass.tmf.core.exceptions.TmfAnalysisException;
  35 import org.eclipse.tracecompass.tmf.core.trace.ITmfTrace;
  36 import org.eclipse.tracecompass.tmf.ctf.core.tests.shared.CtfTmfTestTrace;
  37 import org.junit.After;
  38 import org.junit.Before;
  39 import org.junit.Test;
  40 import org.w3c.dom.Document;
  41 import org.w3c.dom.Element;
  42 import org.w3c.dom.NodeList;
  43 import org.xml.sax.SAXException;
  44
  45 /**
  46  * Test suite for the xml state providers
  47  *
  48  * TODO: instead of using one of the test traces, we should make a custom trace
  49  * to make sure it covers the different possibilities of the state provider
  50  *
  51  * @author Geneviève Bastien
  52  */
  53 public class StateProviderTest {
  54
  55     private ITmfTrace fTrace;
  56     private XmlStateSystemModule fModule;
  57
  58     /**
  59      * Setup the test fields
  60      */
  61     @Before
  62     public void setupTest() {
  63         /* Initialize the trace */
  64         assumeTrue(CtfTmfTestTrace.KERNEL.exists());
  65         fTrace = CtfTmfTestTrace.KERNEL.getTrace();
  66
  67         /* Initialize the state provider module */
  68         Document doc = null;
  69         try {
  70             DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
  71             DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();
  72             doc = dBuilder.parse(TmfXmlTestFiles.VALID_FILE.getFile());
  73             doc.getDocumentElement().normalize();
  74         } catch (ParserConfigurationException e) {
  75             fail("Xml document parse exception");
  76         } catch (SAXException e) {
  77             fail("Exception parsing xml file");
  78         } catch (IOException e) {
  79             fail("File io exception");
  80         }
  81         assertNotNull(doc);
  82
  83         /* get State Providers modules */
  84         NodeList stateproviderNodes = doc.getElementsByTagName(TmfXmlStrings.STATE_PROVIDER);
  85
  86         Element node = (Element) stateproviderNodes.item(0);
  87         fModule = new XmlStateSystemModule();
  88         String moduleId = node.getAttribute(TmfXmlStrings.ID);
  89         fModule.setId(moduleId);
  90
  91         fModule.setXmlFile(new Path(TmfXmlTestFiles.VALID_FILE.getFile().getAbsolutePath()));
  92
  93         try {
  94             fModule.setTrace(fTrace);
  95             fModule.schedule();
  96         } catch (TmfAnalysisException e) {
  97             fail("Cannot set trace " + e.getMessage());
  98         }
  99     }
 100
 101     /**
 102      * Cleanup after the test
 103      */
 104     @After
 105     public void cleanupTest() {
 106         CtfTmfTestTrace.KERNEL.dispose();
 107     }
 108
 109     /**
 110      * Test the building of the state system
 111      */
 112     @Test
 113     public void testStateSystem() {
 114         assertTrue(fModule.waitForCompletion(new NullProgressMonitor()));
 115         ITmfStateSystem ss = fModule.getStateSystem();
 116         assertNotNull(ss);
 117
 118         List<Integer> quarks = ss.getQuarks("*");
 119         assertFalse(quarks.isEmpty());
 120     }
 121
 122 }