/**
* Copyright 2010 Todd Nine
*
* 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 lucandra;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import java.util.HashSet;
import java.util.Set;
import org.apache.cassandra.thrift.ConsistencyLevel;
import org.apache.cassandra.thrift.Cassandra.Iface;
import org.apache.lucene.analysis.SimpleAnalyzer;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;
import org.apache.lucene.document.NumericField;
import org.apache.lucene.document.Field.Index;
import org.apache.lucene.document.Field.Store;
import org.apache.lucene.index.CorruptIndexException;
import org.apache.lucene.index.Term;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.NumericRangeQuery;
import org.apache.lucene.search.ScoreDoc;
import org.apache.lucene.search.TopDocs;
import org.apache.thrift.transport.TTransportException;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
/**
* Tests persistence and query ranges on numeric types
*
* @author Todd Nine
*
*/
public class NumericRangeTests {
private static Iface connection;
private static Document first;
private static Document second;
private static Document third;
private static long low;
private static long mid;
private static long high;
private static String indexName = Long.toHexString(System.currentTimeMillis());
@BeforeClass
public static void writeIndexes() throws TTransportException, CorruptIndexException, IOException {
connection = CassandraUtils.createConnection();
//clean up indexes before we run our test
cleanIndexes();
low = 1277266160637L;
mid = low + 1000;
high = mid + 1000;
first = new Document();
first.add(new Field("Id", "first", Store.YES, Index.ANALYZED));
NumericField numeric = new NumericField("long",
Store.YES, true);
numeric.setLongValue(low);
first.add(numeric);
second = new Document();
second.add(new Field("Id", "second", Store.YES, Index.ANALYZED));
numeric = new NumericField("long", Store.YES, true);
numeric.setLongValue(mid);
second.add(numeric);
third = new Document();
third.add(new Field("Id", "third", Store.YES, Index.ANALYZED));
numeric = new NumericField("long", Store.YES, true);
numeric.setLongValue(high);
third.add(numeric);
IndexWriter writer = new IndexWriter(indexName,connection);
//writer.setAutoCommit(false);
SimpleAnalyzer analyzer = new SimpleAnalyzer();
writer.addDocument(first, analyzer);
writer.addDocument(second, analyzer);
writer.addDocument(third, analyzer);
//writer.commit();
}
@AfterClass
public static void cleanIndexes() throws CorruptIndexException, IOException, TTransportException {
IndexWriter writer = new IndexWriter(indexName, connection);
writer.deleteDocuments(new Term("Id", "first"));
writer.deleteDocuments(new Term("Id", "second"));
writer.deleteDocuments(new Term("Id", "third"));
}
@Test
public void testLongRangeInclusive() throws Exception {
NumericRangeQuery query = NumericRangeQuery.newLongRange("long",
mid, null, true, true);
IndexReader reader = new IndexReader(indexName, connection);
IndexSearcher searcher = new IndexSearcher(reader);
TopDocs docs = searcher.search(query, 1000);
assertEquals(2, docs.totalHits);
Set<String> results = new HashSet<String>();
for (ScoreDoc doc : docs.scoreDocs) {
Document returned = searcher.doc(doc.doc);
results.add(returned.get("Id"));
}
assertTrue(results.contains("second"));
assertTrue(results.contains("third"));
}
@Test
public void testLongRangeExclusive() throws Exception {
// now we'll query from the middle inclusive
NumericRangeQuery query = NumericRangeQuery.newLongRange("long",
mid, null, false, true);
IndexReader reader = new IndexReader(indexName, connection);
IndexSearcher searcher = new IndexSearcher(reader);
TopDocs docs = searcher.search(query, 1000);
assertEquals(1, docs.totalHits);
Set<String> results = new HashSet<String>();
for (ScoreDoc doc : docs.scoreDocs) {
Document returned = searcher.doc(doc.doc);
results.add(returned.get("Id"));
}
assertTrue(results.contains("third"));
}
@Test
public void testLongRangeLessExclusive() throws Exception {
// now we'll query from the middle inclusive
NumericRangeQuery query = NumericRangeQuery.newLongRange("long",
null, mid, true, false);
IndexReader reader = new IndexReader(indexName, connection);
IndexSearcher searcher = new IndexSearcher(reader);
TopDocs docs = searcher.search(query, 1000);
assertEquals(1, docs.totalHits);
Set<String> results = new HashSet<String>();
for (ScoreDoc doc : docs.scoreDocs) {
Document returned = searcher.doc(doc.doc);
results.add(returned.get("Id"));
}
assertTrue(results.contains("first"));
}
@Test
public void testLongRangeLessInclusive() throws Exception {
// now we'll query from the middle inclusive
NumericRangeQuery query = NumericRangeQuery.newLongRange("long",
null, mid, true, true);
IndexReader reader = new IndexReader(indexName, connection);
IndexSearcher searcher = new IndexSearcher(reader);
TopDocs docs = searcher.search(query, 1000);
assertEquals(2, docs.totalHits);
Set<String> results = new HashSet<String>();
for (ScoreDoc doc : docs.scoreDocs) {
Document returned = searcher.doc(doc.doc);
results.add(returned.get("Id"));
}
assertTrue(results.contains("first"));
assertTrue(results.contains("second"));
}
@Test
public void testLongRangeMinValueAll() throws Exception {
// now we'll query from the middle inclusive
NumericRangeQuery query = NumericRangeQuery.newLongRange("long",
Long.MIN_VALUE, null, true, true);
IndexReader reader = new IndexReader(indexName, connection);
IndexSearcher searcher = new IndexSearcher(reader);
TopDocs docs = searcher.search(query, 1000);
assertEquals(3, docs.totalHits);
Set<String> results = new HashSet<String>();
for (ScoreDoc doc : docs.scoreDocs) {
Document returned = searcher.doc(doc.doc);
results.add(returned.get("Id"));
}
assertTrue(results.contains("first"));
assertTrue(results.contains("second"));
assertTrue(results.contains("third"));
}
@Test
public void testLongRangeMaxAll() throws Exception {
// now we'll query from the middle inclusive
NumericRangeQuery query = NumericRangeQuery.newLongRange("long",
null, Long.MAX_VALUE, true, true);
IndexReader reader = new IndexReader(indexName, connection);
IndexSearcher searcher = new IndexSearcher(reader);
TopDocs docs = searcher.search(query, 1000);
assertEquals(3, docs.totalHits);
Set<String> results = new HashSet<String>();
for (ScoreDoc doc : docs.scoreDocs) {
Document returned = searcher.doc(doc.doc);
results.add(returned.get("Id"));
}
assertTrue(results.contains("first"));
assertTrue(results.contains("second"));
assertTrue(results.contains("third"));
}
@Test
public void testLongRangeZeroAll() throws Exception {
// now we'll query from the middle inclusive
NumericRangeQuery query = NumericRangeQuery.newLongRange("long",1L, null, true, true);
IndexReader reader = new IndexReader(indexName, connection);
IndexSearcher searcher = new IndexSearcher(reader);
TopDocs docs = searcher.search(query, 1000);
assertEquals(3, docs.totalHits);
Set<String> results = new HashSet<String>();
for (ScoreDoc doc : docs.scoreDocs) {
Document returned = searcher.doc(doc.doc);
results.add(returned.get("Id"));
}
assertTrue(results.contains("first"));
assertTrue(results.contains("second"));
assertTrue(results.contains("third"));
}
}