aos.lucene.tools.RegexQueryTest.java Source code

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Here is the source code for aos.lucene.tools.RegexQueryTest.java

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package aos.lucene.tools;

import junit.framework.TestCase;

import org.apache.lucene.search.regex.RegexQuery;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.TopDocs;
import org.apache.lucene.index.Term;
import org.apache.lucene.store.Directory;

import io.aos.lucene.util.TestUtil;

// From chapter 8
public class RegexQueryTest extends TestCase {

    public void testRegexQuery() throws Exception {
        Directory directory = TestUtil.getBookIndexDirectory();
        IndexSearcher searcher = new IndexSearcher(directory);
        RegexQuery q = new RegexQuery(new Term("title", ".*st.*"));
        TopDocs hits = searcher.search(q, 10);
        assertEquals(2, hits.totalHits);
        assertTrue(TestUtil.hitsIncludeTitle(searcher, hits, "Tapestry in Action"));
        assertTrue(
                TestUtil.hitsIncludeTitle(searcher, hits, "Mindstorms: Children, Computers, And Powerful Ideas"));
        searcher.close();
        directory.close();
    }
}