statesystem/org.eclipse.tracecompass.datastore.core.tests/src/org/eclipse/tracecompass/internal/provisional/datastore/core/historytree/classic/ClassicHistoryTreeTest.java

   1 /*******************************************************************************
   2  * Copyright (c) 2017 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
  10 package org.eclipse.tracecompass.internal.provisional.datastore.core.historytree.classic;
  11
  12 import java.io.File;
  13 import java.io.IOException;
  14
  15 import org.eclipse.tracecompass.internal.provisional.datastore.core.historytree.AbstractHistoryTree;
  16 import org.eclipse.tracecompass.internal.provisional.datastore.core.historytree.AbstractHistoryTreeTestBase;
  17 import org.eclipse.tracecompass.internal.provisional.datastore.core.historytree.classic.ClassicHistoryTreeStub;
  18 import org.eclipse.tracecompass.internal.provisional.datastore.core.historytree.classic.ClassicNode;
  19 import org.eclipse.tracecompass.internal.provisional.datastore.core.interval.HTInterval;
  20
  21 /**
  22  * Test the classic history tree
  23  *
  24  * @author Geneviève Bastien
  25  */
  26 public class ClassicHistoryTreeTest
  27         extends AbstractHistoryTreeTestBase<HTInterval, ClassicNode<HTInterval>> {
  28
  29     private static final HTInterval DEFAULT_OBJECT = new HTInterval(0, 0);
  30
  31
  32     @Override
  33     protected ClassicHistoryTreeStub createHistoryTree(
  34             File stateHistoryFile,
  35             int blockSize,
  36             int maxChildren,
  37             int providerVersion,
  38             long treeStart) throws IOException {
  39
  40         return new ClassicHistoryTreeStub(stateHistoryFile,
  41                 blockSize,
  42                 maxChildren,
  43                 providerVersion,
  44                 treeStart);
  45     }
  46
  47     @Override
  48     protected ClassicHistoryTreeStub createHistoryTree(
  49             File existingStateFile, int expectedProviderVersion) throws IOException {
  50         return new ClassicHistoryTreeStub(existingStateFile, expectedProviderVersion);
  51     }
  52
  53     @Override
  54     protected HTInterval createInterval(long start, long end) {
  55         return new HTInterval(start, end);
  56     }
  57
  58     @Override
  59     protected long fillValues(AbstractHistoryTree<HTInterval, ClassicNode<HTInterval>> ht,
  60             int fillSize, long start) {
  61
  62         int nbValues = fillSize / DEFAULT_OBJECT.getSizeOnDisk();
  63         for (int i = 0; i < nbValues; i++) {
  64             ht.insert(new HTInterval(start + i, start + i + 1));
  65         }
  66         return start + nbValues;
  67     }
  68
  69 }