com.mathworks.xzheng.tools.RegexQueryTest.java Source code

Introduction

Here is the source code for com.mathworks.xzheng.tools.RegexQueryTest.java

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package com.mathworks.xzheng.tools;

/**
 * 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.index.Term;
import org.apache.lucene.sandbox.queries.regex.RegexQuery;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.TopDocs;
import org.apache.lucene.store.Directory;

import com.mathworks.xzheng.common.TestUtil;

// From chapter 8
public class RegexQueryTest extends TestCase {

    public void testRegexQuery() throws Exception {
        Directory directory = TestUtil.getBookIndexDirectory();
        IndexSearcher searcher = new IndexSearcher(DirectoryReader.open(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"));

        directory.close();
    }
}