com.mathworks.xzheng.searching.NumericRangeQueryTest.java Source code

Introduction

Here is the source code for com.mathworks.xzheng.searching.NumericRangeQueryTest.java

Source

package com.mathworks.xzheng.searching;

/**
 * Copyright Manning Publications Co.
 *
 * Licensed 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 lan      
*/

import junit.framework.TestCase;

import org.apache.lucene.index.DirectoryReader;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.NumericRangeQuery;
import org.apache.lucene.search.TopDocs;
import org.apache.lucene.store.Directory;

import com.mathworks.xzheng.common.TestUtil;

// From chapter 3
public class NumericRangeQueryTest extends TestCase {
    public void testInclusive() throws Exception {
        Directory dir = TestUtil.getBookIndexDirectory();
        IndexSearcher searcher = new IndexSearcher(DirectoryReader.open(dir));
        // pub date of TTC was September 2006
        NumericRangeQuery query = NumericRangeQuery.newIntRange("pubmonth", 200605, 200609, true, true);

        TopDocs matches = searcher.search(query, 10);
        /*
        for(int i=0;i<matches.totalHits;i++) {
          System.out.println("match " + i + ": " + searcher.doc(matches.scoreDocs[i].doc).get("author"));
        }
        */
        assertEquals(1, matches.totalHits);

        dir.close();
    }

    public void testExclusive() throws Exception {
        Directory dir = TestUtil.getBookIndexDirectory();
        IndexSearcher searcher = new IndexSearcher(DirectoryReader.open(dir));

        // pub date of TTC was September 2006
        NumericRangeQuery query = NumericRangeQuery.newIntRange("pubmonth", 200605, 200609, false, false);
        TopDocs matches = searcher.search(query, 10);
        assertEquals(0, matches.totalHits);

        dir.close();
    }

}