org.eclipse.linuxtools.tmf.analysis.xml.core.tests/src/org/eclipse/linuxtools/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.linuxtools.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.linuxtools.tmf.analysis.xml.core.module.XmlHeadInfo;
  31 import org.eclipse.linuxtools.tmf.analysis.xml.core.stateprovider.TmfXmlStrings;
  32 import org.eclipse.linuxtools.tmf.analysis.xml.core.stateprovider.XmlStateSystemModule;
  33 import org.eclipse.linuxtools.tmf.analysis.xml.core.tests.common.TmfXmlTestFiles;
  34 import org.eclipse.linuxtools.tmf.core.exceptions.TmfAnalysisException;
  35 import org.eclipse.linuxtools.tmf.core.statesystem.ITmfStateSystem;
  36 import org.eclipse.linuxtools.tmf.core.trace.ITmfTrace;
  37 import org.eclipse.linuxtools.tmf.ctf.core.tests.shared.CtfTmfTestTrace;
  38 import org.junit.After;
  39 import org.junit.Before;
  40 import org.junit.Test;
  41 import org.w3c.dom.Document;
  42 import org.w3c.dom.Element;
  43 import org.w3c.dom.NodeList;
  44 import org.xml.sax.SAXException;
  45
  46 /**
  47  * Test suite for the xml state providers
  48  *
  49  * TODO: instead of using one of the test traces, we should make a custom trace
  50  * to make sure it covers the different possibilities of the state provider
  51  *
  52  * @author Geneviève Bastien
  53  */
  54 public class StateProviderTest {
  55
  56     private ITmfTrace fTrace;
  57     private XmlStateSystemModule fModule;
  58
  59     /**
  60      * Setup the test fields
  61      */
  62     @Before
  63     public void setupTest() {
  64         /* Initialize the trace */
  65         assumeTrue(CtfTmfTestTrace.KERNEL.exists());
  66         fTrace = CtfTmfTestTrace.KERNEL.getTrace();
  67
  68         /* Initialize the state provider module */
  69         Document doc = null;
  70         try {
  71             DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
  72             DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();
  73             doc = dBuilder.parse(TmfXmlTestFiles.VALID_FILE.getFile());
  74             doc.getDocumentElement().normalize();
  75         } catch (ParserConfigurationException e) {
  76             fail("Xml document parse exception");
  77         } catch (SAXException e) {
  78             fail("Exception parsing xml file");
  79         } catch (IOException e) {
  80             fail("File io exception");
  81         }
  82         assertNotNull(doc);
  83
  84         /* get State Providers modules */
  85         NodeList stateproviderNodes = doc.getElementsByTagName(TmfXmlStrings.STATE_PROVIDER);
  86
  87         Element node = (Element) stateproviderNodes.item(0);
  88         fModule = new XmlStateSystemModule();
  89         String moduleId = node.getAttribute(TmfXmlStrings.ID);
  90         fModule.setId(moduleId);
  91
  92         fModule.setXmlFile(new Path(TmfXmlTestFiles.VALID_FILE.getFile().getAbsolutePath()));
  93         NodeList head = node.getElementsByTagName(TmfXmlStrings.HEAD);
  94         XmlHeadInfo headInfo = null;
  95         if (head.getLength() == 1) {
  96             headInfo = new XmlHeadInfo(head.item(0));
  97         }
  98         fModule.setHeadInfo(headInfo);
  99         try {
 100             fModule.setTrace(fTrace);
 101             fModule.schedule();
 102         } catch (TmfAnalysisException e) {
 103             fail("Cannot set trace " + e.getMessage());
 104         }
 105     }
 106
 107     /**
 108      * Cleanup after the test
 109      */
 110     @After
 111     public void cleanupTest() {
 112         CtfTmfTestTrace.KERNEL.dispose();
 113     }
 114
 115     /**
 116      * Test the building of the state system
 117      */
 118     @Test
 119     public void testStateSystem() {
 120         assertTrue(fModule.waitForCompletion(new NullProgressMonitor()));
 121         ITmfStateSystem ss = fModule.getStateSystem();
 122         assertNotNull(ss);
 123
 124         List<Integer> quarks = ss.getQuarks("*");
 125         assertFalse(quarks.isEmpty());
 126     }
 127
 128 }