Github user nabarunnag commented on a diff in the pull request:

    https://github.com/apache/geode/pull/659#discussion_r129679647
  
    --- Diff: 
geode-lucene/src/test/java/org/apache/geode/cache/lucene/LuceneSearchWithRollingUpgradeDUnit.java
 ---
    @@ -0,0 +1,1044 @@
    +/*
    + * Licensed to the Apache Software Foundation (ASF) under one or more 
contributor license
    + * agreements. See the NOTICE file distributed with this work for 
additional information regarding
    + * copyright ownership. The ASF licenses this file to You under the Apache 
License, Version 2.0 (the
    + * "License"); you may not use this file except in compliance with the 
License. You may obtain a
    + * copy of the License at
    + *
    + * http://www.apache.org/licenses/LICENSE-2.0
    + *
    + * Unless required by applicable law or agreed to in writing, software 
distributed under the License
    + * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF 
ANY KIND, either express
    + * or implied. See the License for the specific language governing 
permissions and limitations under
    + * the License.
    + */
    +package org.apache.geode.cache.lucene;
    +
    +import static org.apache.geode.test.dunit.Assert.fail;
    +import static org.junit.Assert.assertEquals;
    +
    +import java.io.File;
    +import java.io.IOException;
    +import java.lang.reflect.Constructor;
    +import java.lang.reflect.Method;
    +import java.net.InetAddress;
    +import java.net.UnknownHostException;
    +import java.util.Collection;
    +import java.util.List;
    +import java.util.Properties;
    +import java.util.concurrent.TimeUnit;
    +
    +import org.apache.commons.io.FileUtils;
    +import org.apache.logging.log4j.Logger;
    +import org.awaitility.Awaitility;
    +import org.junit.Test;
    +import org.junit.experimental.categories.Category;
    +import org.junit.runner.RunWith;
    +import org.junit.runners.Parameterized;
    +
    +import org.apache.geode.cache.GemFireCache;
    +import org.apache.geode.cache.RegionShortcut;
    +import org.apache.geode.cache.client.ClientCache;
    +import org.apache.geode.cache.client.ClientCacheFactory;
    +import org.apache.geode.cache.client.ClientRegionFactory;
    +import org.apache.geode.cache.client.ClientRegionShortcut;
    +import org.apache.geode.cache.server.CacheServer;
    +import org.apache.geode.cache30.CacheSerializableRunnable;
    +import org.apache.geode.distributed.Locator;
    +import org.apache.geode.distributed.internal.DistributionConfig;
    +import org.apache.geode.internal.AvailablePortHelper;
    +import org.apache.geode.internal.Version;
    +import org.apache.geode.internal.cache.GemFireCacheImpl;
    +import org.apache.geode.internal.logging.LogService;
    +import org.apache.geode.test.dunit.DistributedTestUtils;
    +import org.apache.geode.test.dunit.Host;
    +import org.apache.geode.test.dunit.IgnoredException;
    +import org.apache.geode.test.dunit.Invoke;
    +import org.apache.geode.test.dunit.NetworkUtils;
    +import org.apache.geode.test.dunit.VM;
    +import org.apache.geode.test.dunit.internal.JUnit4DistributedTestCase;
    +import org.apache.geode.test.dunit.standalone.DUnitLauncher;
    +import org.apache.geode.test.dunit.standalone.VersionManager;
    +import org.apache.geode.test.junit.categories.BackwardCompatibilityTest;
    +import org.apache.geode.test.junit.categories.DistributedTest;
    +import 
org.apache.geode.test.junit.runners.CategoryWithParameterizedRunnerFactory;
    +
    +@Category({DistributedTest.class, BackwardCompatibilityTest.class})
    +@RunWith(Parameterized.class)
    
+@Parameterized.UseParametersRunnerFactory(CategoryWithParameterizedRunnerFactory.class)
    +public class LuceneSearchWithRollingUpgradeDUnit extends 
JUnit4DistributedTestCase {
    +
    +
    +  @Parameterized.Parameters
    +  public static Collection<String> data() {
    +    List<String> result = 
VersionManager.getInstance().getVersionsWithoutCurrent();
    +    // Lucene Compatibility checks start with Apache Geode v1.2.0
    +    // Removing the versions older than v1.2.0
    +    result.removeIf(s -> Integer.parseInt(s) < 120);
    +    if (result.size() < 1) {
    +      throw new RuntimeException("No older versions of Geode were found to 
test against");
    +    } else {
    +      System.out.println("running against these versions: " + result);
    +    }
    +    return result;
    +  }
    +
    +  private File[] testingDirs = new File[3];
    +
    +  private static String INDEX_NAME = "index";
    +
    +  private static String diskDir = "LuceneSearchWithRollingUpgradeDUnit";
    +
    +  // Each vm will have a cache object
    +  private static Object cache;
    +
    +  // the old version of Geode we're testing against
    +  private String oldVersion;
    +
    +  private void deleteVMFiles() throws Exception {
    +    System.out.println("deleting files in vm" + VM.getCurrentVMNum());
    +    File pwd = new File(".");
    +    for (File entry : pwd.listFiles()) {
    +      try {
    +        if (entry.isDirectory()) {
    +          FileUtils.deleteDirectory(entry);
    +        } else {
    +          entry.delete();
    +        }
    +      } catch (Exception e) {
    +        System.out.println("Could not delete " + entry + ": " + 
e.getMessage());
    +      }
    +    }
    +  }
    +
    +  private void deleteWorkingDirFiles() throws Exception {
    +    Invoke.invokeInEveryVM("delete files", () -> deleteVMFiles());
    +  }
    +
    +  @Override
    +  public void postSetUp() throws Exception {
    +    deleteWorkingDirFiles();
    +    IgnoredException.addIgnoredException(
    +        "cluster configuration service not 
available|ConflictingPersistentDataException");
    +  }
    +
    +  public LuceneSearchWithRollingUpgradeDUnit(String version) {
    +    oldVersion = version;
    +  }
    +
    +  @Test
    +  public void 
fluceneQueryReturnsCorrectResultsAfterServersRollOverOnPartitionRegion()
    --- End diff --
    
    @ladyVader , its a typo 😔😔😔
    I will get it fixed


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