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From joshelser <...@git.apache.org>
Subject [GitHub] accumulo pull request: ACCUMULO-3089: Create volume chooser from t...
Date Fri, 26 Sep 2014 04:37:32 GMT
Github user joshelser commented on a diff in the pull request:

    https://github.com/apache/accumulo/pull/16#discussion_r18073482
  
    --- Diff: test/src/test/java/org/apache/accumulo/test/VolumeChooserIT.java ---
    @@ -0,0 +1,670 @@
    +/*
    + * 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.test;
    +
    +import static org.junit.Assert.*;
    +
    +import java.io.File;
    +import java.util.HashMap;
    +import java.util.Map;
    +import java.util.SortedSet;
    +import java.util.TreeSet;
    +import java.util.Map.Entry;
    +
    +import org.apache.accumulo.core.client.BatchWriter;
    +import org.apache.accumulo.core.client.BatchWriterConfig;
    +import org.apache.accumulo.core.client.Connector;
    +import org.apache.accumulo.core.client.Scanner;
    +import org.apache.accumulo.core.client.admin.TimeType;
    +import org.apache.accumulo.core.conf.Property;
    +import org.apache.accumulo.core.data.Key;
    +import org.apache.accumulo.core.data.Mutation;
    +import org.apache.accumulo.core.data.Range;
    +import org.apache.accumulo.core.data.Value;
    +import org.apache.accumulo.core.metadata.MetadataTable;
    +import org.apache.accumulo.core.metadata.schema.MetadataSchema.TabletsSection.DataFileColumnFamily;
    +import org.apache.accumulo.core.security.Authorizations;
    +import org.apache.accumulo.minicluster.impl.MiniAccumuloConfigImpl;
    +import org.apache.accumulo.test.functional.ConfigurableMacIT;
    +import org.apache.hadoop.conf.Configuration;
    +import org.apache.hadoop.fs.Path;
    +import org.apache.hadoop.fs.RawLocalFileSystem;
    +import org.apache.hadoop.io.Text;
    +import org.junit.Test;
    +
    +/**
    + * 
    + */
    +public class VolumeChooserIT extends ConfigurableMacIT {
    +
    +  private static final Text EMPTY = new Text();
    +  private static final Value EMPTY_VALUE = new Value(new byte[] {});
    +  private File volDirBase;
    +  private Path v1, v2, v3, v4;
    +
    +  @Override
    +  public void configure(MiniAccumuloConfigImpl cfg, Configuration hadoopCoreSite) {
    +    // Get 2 tablet servers
    +    cfg.setNumTservers(2);
    +
    +    // Set the general volume chooser to the GeneralVolumeChooser so that different choosers
can be specified
    +    Map<String,String> siteConfig = new HashMap<String,String>();
    +    siteConfig.put(Property.GENERAL_VOLUME_CHOOSER.getKey(), org.apache.accumulo.server.fs.GeneralVolumeChooser.class.getName());
    +    cfg.setSiteConfig(siteConfig);
    +
    +    // Set up 4 different volume paths
    +    File baseDir = cfg.getDir();
    +    volDirBase = new File(baseDir, "volumes");
    +    File v1f = new File(volDirBase, "v1");
    +    File v2f = new File(volDirBase, "v2");
    +    File v3f = new File(volDirBase, "v3");
    +    File v4f = new File(volDirBase, "v4");
    +    v1f.mkdir();
    +    v2f.mkdir();
    +    v4f.mkdir();
    +    v1 = new Path("file://" + v1f.getAbsolutePath());
    +    v2 = new Path("file://" + v2f.getAbsolutePath());
    +    v3 = new Path("file://" + v3f.getAbsolutePath());
    +    v4 = new Path("file://" + v4f.getAbsolutePath());
    +
    +    // Only add volumes 1, 2, and 4 to the list of instance volumes to have one volume
that isn't in the options list when they are choosing
    +    cfg.setProperty(Property.INSTANCE_VOLUMES, v1.toString() + "," + v2.toString() +
"," + v4.toString());
    +
    +    // use raw local file system so walogs sync and flush will work
    +    hadoopCoreSite.set("fs.file.impl", RawLocalFileSystem.class.getName());
    +
    +    super.configure(cfg, hadoopCoreSite);
    +
    +  }
    +
    +  // Test that uses two tables with 10 split points each. They each use the StaticVolumeChooser
to choose volumes.
    +  @Test(timeout = 60 * 1000)
    +  public void twoTablesStaticVolumeChooser() throws Exception {
    +    log.info("Starting StaticVolumeChooser");
    +
    +    // Create and populate initial properties map for creating table 1
    +    Map<String,String> properties = new HashMap<String,String>();
    +    String propertyName = "table.custom.chooser";
    +    String volume = "org.apache.accumulo.server.fs.StaticVolumeChooser";
    +    properties.put(propertyName, volume);
    +
    +    propertyName = "table.custom.preferredVolumes";
    +    volume = v2.toString();
    +    properties.put(propertyName, volume);
    +
    +    // Create a table with the initial properties
    +    Connector connector = getConnector();
    +    String tableName = getUniqueNames(2)[0];
    +    connector.tableOperations().create(tableName, true, TimeType.MILLIS, properties);
    +
    +    // Add 10 splits to the table
    +    SortedSet<Text> partitions = new TreeSet<Text>();
    +    for (String s : "b,e,g,j,l,o,q,t,v,y".split(","))
    +      partitions.add(new Text(s));
    +    connector.tableOperations().addSplits(tableName, partitions);
    +    // Write some data to the table
    +    BatchWriter bw = connector.createBatchWriter(tableName, new BatchWriterConfig());
    +    String[] rows = "a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z".split(",");
    +    for (String s : rows) {
    +      Mutation m = new Mutation(new Text(s));
    +      m.put(EMPTY, EMPTY, EMPTY_VALUE);
    +      bw.addMutation(m);
    +    }
    +    bw.close();
    +    // Write the data to disk, read it back
    +    connector.tableOperations().flush(tableName, null, null, true);
    +    Scanner scanner = connector.createScanner(tableName, Authorizations.EMPTY);
    +    int i = 0;
    +    for (Entry<Key,Value> entry : scanner) {
    +      assertEquals(rows[i++], entry.getKey().getRow().toString());
    +    }
    +
    +    // Verify the new files are written to the Volumes specified
    +    scanner = connector.createScanner(MetadataTable.NAME, Authorizations.EMPTY);
    +    scanner.setRange(new Range("1", "1<"));
    +    scanner.fetchColumnFamily(DataFileColumnFamily.NAME);
    +    int fileCount = 0;
    +    for (Entry<Key,Value> entry : scanner) {
    +      boolean inV2 = entry.getKey().getColumnQualifier().toString().contains(v2.toString());
    +      assertTrue(inV2);
    +      fileCount++;
    +    }
    +    assertEquals(11, fileCount);
    +
    +    // Replace the current preferredVolumes property for table 2
    +    properties.remove("table.custom.preferredVolumes");
    +    propertyName = "table.custom.preferredVolumes";
    +    volume = v1.toString();
    +    properties.put(propertyName, volume);
    +
    +    // Create table 2 with the new properties
    +    String tableName2 = getUniqueNames(2)[1];
    +    connector.tableOperations().create(tableName2, true, TimeType.MILLIS, properties);
    +
    +    // Add 10 splits to the table
    +    partitions = new TreeSet<Text>();
    +    for (String s : "b,e,g,j,l,o,q,t,v,y".split(","))
    +      partitions.add(new Text(s));
    +    connector.tableOperations().addSplits(tableName2, partitions);
    +    // Write some data to the table
    +    bw = connector.createBatchWriter(tableName2, new BatchWriterConfig());
    +    rows = "a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z".split(",");
    +    for (String s : rows) {
    +      Mutation m = new Mutation(new Text(s));
    +      m.put(EMPTY, EMPTY, EMPTY_VALUE);
    +      bw.addMutation(m);
    +    }
    +    bw.close();
    +    // Write the data to disk, read it back
    +    connector.tableOperations().flush(tableName2, null, null, true);
    +    scanner = connector.createScanner(tableName2, Authorizations.EMPTY);
    +    i = 0;
    +    for (Entry<Key,Value> entry : scanner) {
    +      assertEquals(rows[i++], entry.getKey().getRow().toString());
    +    }
    +
    +    // Verify the new files are written to the different volumes
    +    scanner = connector.createScanner(MetadataTable.NAME, Authorizations.EMPTY);
    +    scanner.setRange(new Range("2", "2<"));
    +    scanner.fetchColumnFamily(DataFileColumnFamily.NAME);
    +    fileCount = 0;
    +    for (Entry<Key,Value> entry : scanner) {
    +      boolean inV1 = entry.getKey().getColumnQualifier().toString().contains(v1.toString());
    +      assertTrue(inV1);
    +      fileCount++;
    +    }
    +    assertEquals(11, fileCount);
    +  }
    +
    +  // Test that uses two tables with 10 split points each. They each use the RandomVolumeChooser
to choose volumes.
    +  @Test(timeout = 60 * 1000)
    +  public void twoTablesRandomVolumeChooser() throws Exception {
    +    log.info("Starting RandomVolumeChooser");
    +
    +    // Create and populate initial properties map for creating table 1
    +    Map<String,String> properties = new HashMap<String,String>();
    +    String propertyName = "table.custom.chooser";
    +    String volume = "org.apache.accumulo.server.fs.RandomVolumeChooser";
    +    properties.put(propertyName, volume);
    +
    +    propertyName = "table.custom.preferredVolumes";
    +    volume = v1.toString() + "," + v2.toString() + "," + v3.toString();
    +    properties.put(propertyName, volume);
    +
    +    // Create a table with the initial properties
    +    Connector connector = getConnector();
    +    String tableName = getUniqueNames(2)[0];
    +    connector.tableOperations().create(tableName, true, TimeType.MILLIS, properties);
    +
    +    // Add 10 splits to the table
    +    SortedSet<Text> partitions = new TreeSet<Text>();
    +    for (String s : "b,e,g,j,l,o,q,t,v,y".split(","))
    +      partitions.add(new Text(s));
    +    connector.tableOperations().addSplits(tableName, partitions);
    +    // Write some data to the table
    +    BatchWriter bw = connector.createBatchWriter(tableName, new BatchWriterConfig());
    +    String[] rows = "a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z".split(",");
    +    for (String s : rows) {
    +      Mutation m = new Mutation(new Text(s));
    +      m.put(EMPTY, EMPTY, EMPTY_VALUE);
    +      bw.addMutation(m);
    +    }
    +    bw.close();
    +    // Write the data to disk, read it back
    +    connector.tableOperations().flush(tableName, null, null, true);
    +    Scanner scanner = connector.createScanner(tableName, Authorizations.EMPTY);
    +    int i = 0;
    +    for (Entry<Key,Value> entry : scanner) {
    +      assertEquals(rows[i++], entry.getKey().getRow().toString());
    +    }
    +
    +    // Verify the new files are written to the Volumes specified
    +    scanner = connector.createScanner(MetadataTable.NAME, Authorizations.EMPTY);
    +    scanner.setRange(new Range("1", "1<"));
    +    scanner.fetchColumnFamily(DataFileColumnFamily.NAME);
    +    int fileCount = 0;
    +    for (Entry<Key,Value> entry : scanner) {
    +      boolean inV1 = entry.getKey().getColumnQualifier().toString().contains(v1.toString());
    +      boolean inV2 = entry.getKey().getColumnQualifier().toString().contains(v2.toString());
    +      assertTrue(inV1 || inV2);
    +      fileCount++;
    +    }
    +    assertEquals(11, fileCount);
    +
    +    // Replace the current preferredVolumes property for table 2
    +    properties.remove("table.custom.preferredVolumes");
    +    propertyName = "table.custom.preferredVolumes";
    +    volume = v1.toString();
    +    properties.put(propertyName, volume);
    +
    +    // Create table 2 with the new properties
    +    String tableName2 = getUniqueNames(2)[1];
    +    connector.tableOperations().create(tableName2, true, TimeType.MILLIS, properties);
    +
    +    // Add 10 splits to the table
    +    partitions = new TreeSet<Text>();
    +    for (String s : "b,e,g,j,l,o,q,t,v,y".split(","))
    +      partitions.add(new Text(s));
    +    connector.tableOperations().addSplits(tableName2, partitions);
    +    // Write some data to the table
    +    bw = connector.createBatchWriter(tableName2, new BatchWriterConfig());
    +    rows = "a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z".split(",");
    +    for (String s : rows) {
    +      Mutation m = new Mutation(new Text(s));
    +      m.put(EMPTY, EMPTY, EMPTY_VALUE);
    +      bw.addMutation(m);
    +    }
    +    bw.close();
    +    // Write the data to disk, read it back
    +    connector.tableOperations().flush(tableName2, null, null, true);
    +    scanner = connector.createScanner(tableName2, Authorizations.EMPTY);
    +    i = 0;
    +    for (Entry<Key,Value> entry : scanner) {
    +      assertEquals(rows[i++], entry.getKey().getRow().toString());
    +    }
    +
    +    // Verify the new files are written to the different volumes
    +    scanner = connector.createScanner(MetadataTable.NAME, Authorizations.EMPTY);
    +    scanner.setRange(new Range("2", "2<"));
    +    scanner.fetchColumnFamily(DataFileColumnFamily.NAME);
    +    fileCount = 0;
    +    for (Entry<Key,Value> entry : scanner) {
    +      boolean inV1 = entry.getKey().getColumnQualifier().toString().contains(v1.toString());
    +      assertTrue(inV1);
    +      fileCount++;
    +    }
    +    assertEquals(11, fileCount);
    +  }
    +
    +  // Test that uses two tables with 10 split points each. The first uses the RandomVolumeChooser
and the second uses the
    +  // StaticVolumeChooser to choose volumes.
    +  @Test(timeout = 60 * 1000)
    +  public void twoTablesDiffChoosers() throws Exception {
    +    log.info("Starting twoTablesDiffChoosers");
    +
    +    // Create and populate initial properties map for creating table 1
    +    Map<String,String> properties = new HashMap<String,String>();
    +    String propertyName = "table.custom.chooser";
    +    String volume = "org.apache.accumulo.server.fs.RandomVolumeChooser";
    +    properties.put(propertyName, volume);
    +
    +    propertyName = "table.custom.preferredVolumes";
    +    volume = v1.toString() + "," + v2.toString() + "," + v3.toString();
    +    properties.put(propertyName, volume);
    +
    +    // Create a table with the initial properties
    +    Connector connector = getConnector();
    +    String tableName = getUniqueNames(2)[0];
    +    connector.tableOperations().create(tableName, true, TimeType.MILLIS, properties);
    +    SortedSet<Text> partitions = new TreeSet<Text>();
    +
    +    // Add 10 splits to the table
    +    for (String s : "b,e,g,j,l,o,q,t,v,y".split(","))
    +      partitions.add(new Text(s));
    +    connector.tableOperations().addSplits(tableName, partitions);
    +    // Write some data to the table
    +    BatchWriter bw = connector.createBatchWriter(tableName, new BatchWriterConfig());
    +    String[] rows = "a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z".split(",");
    +    for (String s : rows) {
    +      Mutation m = new Mutation(new Text(s));
    +      m.put(EMPTY, EMPTY, EMPTY_VALUE);
    +      bw.addMutation(m);
    +    }
    +    bw.close();
    +    // Write the data to disk, read it back
    +    connector.tableOperations().flush(tableName, null, null, true);
    +    Scanner scanner = connector.createScanner(tableName, Authorizations.EMPTY);
    +    int i = 0;
    +    for (Entry<Key,Value> entry : scanner) {
    +      assertEquals(rows[i++], entry.getKey().getRow().toString());
    +    }
    +    // Verify the new files are written to the different volumes
    +    scanner = connector.createScanner(MetadataTable.NAME, Authorizations.EMPTY);
    +    scanner.setRange(new Range("1", "1<"));
    +    scanner.fetchColumnFamily(DataFileColumnFamily.NAME);
    +    int fileCount = 0;
    +    for (Entry<Key,Value> entry : scanner) {
    +      boolean inV1 = entry.getKey().getColumnQualifier().toString().contains(v1.toString());
    +      boolean inV2 = entry.getKey().getColumnQualifier().toString().contains(v2.toString());
    +      assertTrue(inV1 || inV2);
    +      fileCount++;
    +    }
    +    assertEquals(11, fileCount);
    +
    +    // Replace the current chooser preferredVolumes property for table 2
    +    properties.remove("table.custom.chooser");
    +    propertyName = "table.custom.chooser";
    +    volume = "org.apache.accumulo.server.fs.StaticVolumeChooser";
    +    properties.put(propertyName, volume);
    +
    +    properties.remove("table.custom.preferredVolumes");
    +    propertyName = "table.custom.preferredVolumes";
    +    volume = v1.toString();
    +    properties.put(propertyName, volume);
    +
    +    // Create table 2 with the new properties
    +    String tableName2 = getUniqueNames(2)[1];
    +    connector.tableOperations().create(tableName2, true, TimeType.MILLIS, properties);
    +
    +    // Add 10 splits to the table
    +    partitions = new TreeSet<Text>();
    +    for (String s : "b,e,g,j,l,o,q,t,v,y".split(","))
    +      partitions.add(new Text(s));
    +    connector.tableOperations().addSplits(tableName2, partitions);
    +    // Write some data to the table
    +    bw = connector.createBatchWriter(tableName2, new BatchWriterConfig());
    +    rows = "a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z".split(",");
    +    for (String s : rows) {
    +      Mutation m = new Mutation(new Text(s));
    +      m.put(EMPTY, EMPTY, EMPTY_VALUE);
    +      bw.addMutation(m);
    +    }
    +    bw.close();
    +    // Write the data to disk, read it back
    +    connector.tableOperations().flush(tableName2, null, null, true);
    +    scanner = connector.createScanner(tableName2, Authorizations.EMPTY);
    +    i = 0;
    +    for (Entry<Key,Value> entry : scanner) {
    +      assertEquals(rows[i++], entry.getKey().getRow().toString());
    +    }
    +    // Verify the new files are written to the different volumes
    +    scanner = connector.createScanner(MetadataTable.NAME, Authorizations.EMPTY);
    +    scanner.setRange(new Range("2", "2<"));
    +    scanner.fetchColumnFamily(DataFileColumnFamily.NAME);
    +    fileCount = 0;
    +    for (Entry<Key,Value> entry : scanner) {
    +      boolean inV1 = entry.getKey().getColumnQualifier().toString().contains(v1.toString());
    +      assertTrue(inV1);
    +      fileCount++;
    +    }
    +    assertEquals(11, fileCount);
    +  }
    +
    +  // Test that uses one table with 10 split points each. It uses the StaticVolumeChooser,
but no preferred volume is specified. This means that the volume
    +  // is chosen randomly from all instance volumes.
    +  @Test(timeout = 60 * 1000)
    +  public void missingVolumeStaticVolumeChooser() throws Exception {
    +    log.info("Starting missingVolumeStaticVolumeChooser");
    +
    +    // Create and populate initial properties map for creating table 1
    +    Map<String,String> properties = new HashMap<String,String>();
    +    String propertyName = "table.custom.chooser";
    +    String volume = "org.apache.accumulo.server.fs.StaticVolumeChooser";
    +    properties.put(propertyName, volume);
    +
    +    // Create a table with the initial properties
    +    Connector connector = getConnector();
    +    String tableName = getUniqueNames(2)[0];
    +    connector.tableOperations().create(tableName, true, TimeType.MILLIS, properties);
    +
    +    // Add 10 splits to the table
    +    SortedSet<Text> partitions = new TreeSet<Text>();
    +    for (String s : "b,e,g,j,l,o,q,t,v,y".split(","))
    +      partitions.add(new Text(s));
    +    connector.tableOperations().addSplits(tableName, partitions);
    +    // Write some data to the table
    +    BatchWriter bw = connector.createBatchWriter(tableName, new BatchWriterConfig());
    +    String[] rows = "a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z".split(",");
    +    for (String s : rows) {
    +      Mutation m = new Mutation(new Text(s));
    +      m.put(EMPTY, EMPTY, EMPTY_VALUE);
    +      bw.addMutation(m);
    +    }
    +    bw.close();
    +    // Write the data to disk, read it back
    +    connector.tableOperations().flush(tableName, null, null, true);
    +    Scanner scanner = connector.createScanner(tableName, Authorizations.EMPTY);
    +    int i = 0;
    +    for (Entry<Key,Value> entry : scanner) {
    +      assertEquals(rows[i++], entry.getKey().getRow().toString());
    +    }
    +
    +    // Verify the new files are written to the Volumes specified
    +    scanner = connector.createScanner(MetadataTable.NAME, Authorizations.EMPTY);
    +    scanner.setRange(new Range("1", "1<"));
    +    scanner.fetchColumnFamily(DataFileColumnFamily.NAME);
    +    int fileCount = 0;
    +    for (Entry<Key,Value> entry : scanner) {
    +      boolean inV1 = entry.getKey().getColumnQualifier().toString().contains(v1.toString());
    +      boolean inV2 = entry.getKey().getColumnQualifier().toString().contains(v2.toString());
    +      boolean inV4 = entry.getKey().getColumnQualifier().toString().contains(v4.toString());
    +      assertTrue(inV1 || inV2 || inV4);
    +      fileCount++;
    +    }
    +    assertEquals(11, fileCount);
    +  }
    +
    +  // Test that uses one table with 10 split points each. It uses the RandomVolumeChooser,
but no preferred volume is specified. This means that the volume
    +  // is chosen randomly from all instance volumes.
    +  @Test(timeout = 60 * 1000)
    +  public void missingVolumeRandomVolumeChooser() throws Exception {
    +    log.info("Starting missingVolumeRandomVolumeChooser");
    +
    +    // Create and populate initial properties map for creating table 1
    +    Map<String,String> properties = new HashMap<String,String>();
    +    String propertyName = "table.custom.chooser";
    +    String volume = "org.apache.accumulo.server.fs.RandomVolumeChooser";
    +    properties.put(propertyName, volume);
    +
    +    // Create a table with the initial properties
    +    Connector connector = getConnector();
    +    String tableName = getUniqueNames(2)[0];
    +    connector.tableOperations().create(tableName, true, TimeType.MILLIS, properties);
    +
    +    // Add 10 splits to the table
    +    SortedSet<Text> partitions = new TreeSet<Text>();
    +    for (String s : "b,e,g,j,l,o,q,t,v,y".split(","))
    +      partitions.add(new Text(s));
    +    connector.tableOperations().addSplits(tableName, partitions);
    +    // Write some data to the table
    +    BatchWriter bw = connector.createBatchWriter(tableName, new BatchWriterConfig());
    +    String[] rows = "a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z".split(",");
    +    for (String s : rows) {
    +      Mutation m = new Mutation(new Text(s));
    +      m.put(EMPTY, EMPTY, EMPTY_VALUE);
    +      bw.addMutation(m);
    +    }
    +    bw.close();
    +    // Write the data to disk, read it back
    +    connector.tableOperations().flush(tableName, null, null, true);
    +    Scanner scanner = connector.createScanner(tableName, Authorizations.EMPTY);
    +    int i = 0;
    +    for (Entry<Key,Value> entry : scanner) {
    +      assertEquals(rows[i++], entry.getKey().getRow().toString());
    +    }
    +
    +    // Verify the new files are written to the Volumes specified
    +    scanner = connector.createScanner(MetadataTable.NAME, Authorizations.EMPTY);
    +    scanner.setRange(new Range("1", "1<"));
    +    scanner.fetchColumnFamily(DataFileColumnFamily.NAME);
    +    int fileCount = 0;
    +    for (Entry<Key,Value> entry : scanner) {
    +      boolean inV1 = entry.getKey().getColumnQualifier().toString().contains(v1.toString());
    +      boolean inV2 = entry.getKey().getColumnQualifier().toString().contains(v2.toString());
    +      boolean inV4 = entry.getKey().getColumnQualifier().toString().contains(v4.toString());
    +      assertTrue(inV1 || inV2 || inV4);
    +      fileCount++;
    +    }
    +    assertEquals(11, fileCount);
    +  }
    +
    +  // Test that uses one table with 10 split points each. It uses the StaticVolumeChooser,
but preferred volume is not an instance volume. This means that the
    +  // volume is chosen randomly from all instance volumes.
    +  @Test(timeout = 60 * 1000)
    +  public void notInstanceStaticVolumeChooser() throws Exception {
    +    log.info("Starting notInstanceStaticVolumeChooser");
    +
    +    // Create and populate initial properties map for creating table 1
    +    Map<String,String> properties = new HashMap<String,String>();
    +    String propertyName = "table.custom.chooser";
    +    String volume = "org.apache.accumulo.server.fs.StaticVolumeChooser";
    +    properties.put(propertyName, volume);
    +
    +    properties.remove("table.custom.preferredVolumes");
    +    propertyName = "table.custom.preferredVolumes";
    +    volume = v3.toString();
    +    properties.put(propertyName, volume);
    +
    +    // Create a table with the initial properties
    +    Connector connector = getConnector();
    +    String tableName = getUniqueNames(2)[0];
    +    connector.tableOperations().create(tableName, true, TimeType.MILLIS, properties);
    +
    +    // Add 10 splits to the table
    +    SortedSet<Text> partitions = new TreeSet<Text>();
    +    for (String s : "b,e,g,j,l,o,q,t,v,y".split(","))
    +      partitions.add(new Text(s));
    +    connector.tableOperations().addSplits(tableName, partitions);
    +    // Write some data to the table
    +    BatchWriter bw = connector.createBatchWriter(tableName, new BatchWriterConfig());
    +    String[] rows = "a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z".split(",");
    +    for (String s : rows) {
    +      Mutation m = new Mutation(new Text(s));
    +      m.put(EMPTY, EMPTY, EMPTY_VALUE);
    +      bw.addMutation(m);
    +    }
    +    bw.close();
    +    // Write the data to disk, read it back
    +    connector.tableOperations().flush(tableName, null, null, true);
    +    Scanner scanner = connector.createScanner(tableName, Authorizations.EMPTY);
    +    int i = 0;
    +    for (Entry<Key,Value> entry : scanner) {
    +      assertEquals(rows[i++], entry.getKey().getRow().toString());
    +    }
    +
    +    // Verify the new files are written to the Volumes specified
    +    scanner = connector.createScanner(MetadataTable.NAME, Authorizations.EMPTY);
    +    scanner.setRange(new Range("1", "1<"));
    +    scanner.fetchColumnFamily(DataFileColumnFamily.NAME);
    +    int fileCount = 0;
    +    for (Entry<Key,Value> entry : scanner) {
    +      boolean inV1 = entry.getKey().getColumnQualifier().toString().contains(v1.toString());
    +      boolean inV2 = entry.getKey().getColumnQualifier().toString().contains(v2.toString());
    +      boolean inV4 = entry.getKey().getColumnQualifier().toString().contains(v4.toString());
    +      assertTrue(inV1 || inV2 || inV4);
    +      fileCount++;
    +    }
    +    assertEquals(11, fileCount);
    +  }
    +
    +  // Test that uses one table with 10 split points each. It uses the RandomVolumeChooser,
but preferred volume is not an instance volume. This means that the
    +  // volume is chosen randomly from all instance volumes.
    +  @Test(timeout = 60 * 1000)
    +  public void notInstanceRandomVolumeChooser() throws Exception {
    +    log.info("Starting notInstanceRandomVolumeChooser");
    +
    +    // Create and populate initial properties map for creating table 1
    +    Map<String,String> properties = new HashMap<String,String>();
    +    String propertyName = "table.custom.chooser";
    +    String volume = "org.apache.accumulo.server.fs.RandomVolumeChooser";
    +    properties.put(propertyName, volume);
    +
    +    properties.remove("table.custom.preferredVolumes");
    +    propertyName = "table.custom.preferredVolumes";
    +    volume = v3.toString();
    +    properties.put(propertyName, volume);
    +
    +    // Create a table with the initial properties
    +    Connector connector = getConnector();
    +    String tableName = getUniqueNames(2)[0];
    +    connector.tableOperations().create(tableName, true, TimeType.MILLIS, properties);
    +
    +    // Add 10 splits to the table
    +    SortedSet<Text> partitions = new TreeSet<Text>();
    +    for (String s : "b,e,g,j,l,o,q,t,v,y".split(","))
    +      partitions.add(new Text(s));
    +    connector.tableOperations().addSplits(tableName, partitions);
    +    // Write some data to the table
    +    BatchWriter bw = connector.createBatchWriter(tableName, new BatchWriterConfig());
    +    String[] rows = "a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z".split(",");
    +    for (String s : rows) {
    +      Mutation m = new Mutation(new Text(s));
    +      m.put(EMPTY, EMPTY, EMPTY_VALUE);
    +      bw.addMutation(m);
    +    }
    +    bw.close();
    +    // Write the data to disk, read it back
    +    connector.tableOperations().flush(tableName, null, null, true);
    +    Scanner scanner = connector.createScanner(tableName, Authorizations.EMPTY);
    +    int i = 0;
    +    for (Entry<Key,Value> entry : scanner) {
    +      assertEquals(rows[i++], entry.getKey().getRow().toString());
    +    }
    +
    +    // Verify the new files are written to the Volumes specified
    +    scanner = connector.createScanner(MetadataTable.NAME, Authorizations.EMPTY);
    +    scanner.setRange(new Range("1", "1<"));
    +    scanner.fetchColumnFamily(DataFileColumnFamily.NAME);
    +    int fileCount = 0;
    +    for (Entry<Key,Value> entry : scanner) {
    +      boolean inV1 = entry.getKey().getColumnQualifier().toString().contains(v1.toString());
    +      boolean inV2 = entry.getKey().getColumnQualifier().toString().contains(v2.toString());
    +      boolean inV4 = entry.getKey().getColumnQualifier().toString().contains(v4.toString());
    +      assertTrue(inV1 || inV2 || inV4);
    +      fileCount++;
    +    }
    +    assertEquals(11, fileCount);
    +  }
    +
    +  // Test that uses one table with 10 split points each. It does not specify a specific
chooser, so the volume is chosen randomly from all instance volumes.
    +  @Test(timeout = 60 * 1000)
    --- End diff --
    
    Move test timeout to defaultTimeoutSeconds (Override-able from AbstractMacIT) so it will
use the timeout.factor scaling for slower hardware.


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