aos.lucene.search.msc.NumericRangeQueryTest.java Source code

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package aos.lucene.search.msc;

import junit.framework.TestCase;

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

import io.aos.lucene.util.TestUtil;

// From chapter 3
public class NumericRangeQueryTest extends TestCase {
    public void testInclusive() throws Exception {
        Directory dir = TestUtil.getBookIndexDirectory();
        IndexSearcher searcher = new IndexSearcher(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++) {
          LOGGER.info("match " + i + ": " + searcher.doc(matches.scoreDocs[i].doc).get("author"));
        }
        */
        assertEquals(1, matches.totalHits);
        searcher.close();
        dir.close();
    }

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

}