Github user phrocker commented on a diff in the pull request:
https://github.com/apache/accumulo/pull/134#discussion_r78042091
--- Diff:
core/src/test/java/org/apache/accumulo/core/file/rfile/MultiThreadedRFileTest.java
---
@@ -0,0 +1,387 @@
+/*
+ * 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.accumulo.core.file.rfile;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.io.StringWriter;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Random;
+import java.util.concurrent.LinkedBlockingQueue;
+import java.util.concurrent.ThreadPoolExecutor;
+import java.util.concurrent.TimeUnit;
+import org.apache.accumulo.core.conf.AccumuloConfiguration;
+import org.apache.accumulo.core.data.ArrayByteSequence;
+import org.apache.accumulo.core.data.ByteSequence;
+import org.apache.accumulo.core.data.Key;
+import org.apache.accumulo.core.data.Range;
+import org.apache.accumulo.core.data.Value;
+import org.apache.accumulo.core.file.FileSKVIterator;
+import org.apache.accumulo.core.file.blockfile.impl.CachableBlockFile;
+import org.apache.accumulo.core.file.rfile.RFile.Reader;
+import org.apache.accumulo.core.iterators.SortedKeyValueIterator;
+import
org.apache.accumulo.core.iterators.system.ColumnFamilySkippingIterator;
+import org.apache.accumulo.core.util.CachedConfiguration;
+import org.apache.accumulo.core.util.NamingThreadFactory;
+import org.apache.commons.lang3.mutable.MutableInt;
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.fs.FSDataInputStream;
+import org.apache.hadoop.fs.FSDataOutputStream;
+import org.apache.hadoop.fs.FileSystem;
+import org.apache.hadoop.fs.Path;
+import org.apache.log4j.Level;
+import org.apache.log4j.Logger;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.TemporaryFolder;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+public class MultiThreadedRFileTest {
+
+ private static final Collection<ByteSequence> EMPTY_COL_FAMS = new
ArrayList<ByteSequence>();
+
+ @Rule
+ public TemporaryFolder tempFolder = new TemporaryFolder(new
File(System.getProperty("user.dir") + "/target"));
+
+ static {
+
Logger.getLogger(org.apache.hadoop.io.compress.CodecPool.class).setLevel(Level.OFF);
+
Logger.getLogger(org.apache.hadoop.util.NativeCodeLoader.class).setLevel(Level.OFF);
+ }
+
+ private static void checkIndex(Reader reader) throws IOException {
+ FileSKVIterator indexIter = reader.getIndex();
+
+ if (indexIter.hasTop()) {
+ Key lastKey = new Key(indexIter.getTopKey());
+
+ if (reader.getFirstKey().compareTo(lastKey) > 0)
+ throw new RuntimeException("First key out of order " +
reader.getFirstKey() + " " + lastKey);
+
+ indexIter.next();
+
+ while (indexIter.hasTop()) {
+ if (lastKey.compareTo(indexIter.getTopKey()) > 0)
+ throw new RuntimeException("Indext out of order " + lastKey + "
" + indexIter.getTopKey());
+
+ lastKey = new Key(indexIter.getTopKey());
+ indexIter.next();
+
+ }
+
+ if (!reader.getLastKey().equals(lastKey)) {
+ throw new RuntimeException("Last key out of order " +
reader.getLastKey() + " " + lastKey);
+ }
+ }
+ }
+
+ public static class TestRFile {
--- End diff --
The reason I asked is that I took the test and applied it to a vanilla
instance of 1.6 but accidentally applied it to 1.7.2 . No failure. That seems
odd, no?
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