org.apache.solr.core.TestArbitraryIndexDir.java Source code

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Here is the source code for org.apache.solr.core.TestArbitraryIndexDir.java

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/*
 * 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 org.apache.solr.core;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.util.Properties;

import javax.xml.parsers.ParserConfigurationException;

import org.apache.lucene.analysis.standard.StandardAnalyzer;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;
import org.apache.lucene.document.TextField;
import org.apache.lucene.index.IndexWriter;
import org.apache.lucene.index.IndexWriterConfig;
import org.apache.lucene.store.Directory;
import org.apache.lucene.util.IOUtils;
import org.apache.lucene.util.Version;
import org.apache.solr.common.SolrException;
import org.apache.solr.common.params.CommonParams;
import org.apache.solr.handler.SnapPuller;
import org.apache.solr.util.AbstractSolrTestCase;
import org.apache.solr.util.TestHarness;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import org.xml.sax.SAXException;

/**
 *
 */
public class TestArbitraryIndexDir extends AbstractSolrTestCase {

    // TODO: fix this test to not require FSDirectory
    static String savedFactory;

    @BeforeClass
    public static void beforeClass() {
        // this test wants to start solr, and then open a separate indexwriter of its own on the same dir.
        System.setProperty("solr.tests.nrtMode", "false");
        System.setProperty("enable.update.log", "false"); // schema12 doesn't support _version_
        savedFactory = System.getProperty("solr.DirectoryFactory");
        System.setProperty("solr.directoryFactory", "org.apache.solr.core.MockFSDirectoryFactory");
    }

    @AfterClass
    public static void afterClass() {
        System.clearProperty("solr.tests.nrtMode");
        if (savedFactory == null) {
            System.clearProperty("solr.directoryFactory");
        } else {
            System.setProperty("solr.directoryFactory", savedFactory);
        }
    }

    @Override
    public void setUp() throws Exception {
        super.setUp();

        dataDir = new File(TEMP_DIR, getClass().getName() + "-" + System.currentTimeMillis()
                + System.getProperty("file.separator") + "solr" + System.getProperty("file.separator") + "data");
        dataDir.mkdirs();

        solrConfig = TestHarness.createConfig(getSolrHome(), "solrconfig.xml");
        h = new TestHarness(dataDir.getAbsolutePath(), solrConfig, "schema12.xml");
        lrf = h.getRequestFactory("standard", 0, 20, CommonParams.VERSION, "2.2");
    }

    @Override
    public void tearDown() throws Exception {
        super.tearDown();

    }

    @Test
    public void testLoadNewIndexDir() throws IOException, ParserConfigurationException, SAXException {
        //add a doc in original index dir
        assertU(adoc("id", String.valueOf(1), "name", "name" + String.valueOf(1)));
        //create a new index dir and index.properties file
        File idxprops = new File(h.getCore().getDataDir() + SnapPuller.INDEX_PROPERTIES);
        Properties p = new Properties();
        File newDir = new File(h.getCore().getDataDir() + "index_temp");
        newDir.mkdirs();
        p.put("index", newDir.getName());
        Writer os = null;
        try {
            os = new OutputStreamWriter(new FileOutputStream(idxprops), IOUtils.CHARSET_UTF_8);
            p.store(os, "index properties");
        } catch (Exception e) {
            throw new SolrException(SolrException.ErrorCode.SERVER_ERROR,
                    "Unable to write " + SnapPuller.INDEX_PROPERTIES, e);
        } finally {
            IOUtils.closeWhileHandlingException(os);
        }

        //add a doc in the new index dir
        Directory dir = newFSDirectory(newDir);
        IndexWriter iw = new IndexWriter(dir,
                new IndexWriterConfig(Version.LUCENE_40, new StandardAnalyzer(Version.LUCENE_40)));
        Document doc = new Document();
        doc.add(new TextField("id", "2", Field.Store.YES));
        doc.add(new TextField("name", "name2", Field.Store.YES));
        iw.addDocument(doc);
        iw.commit();
        iw.close();

        //commit will cause searcher to open with the new index dir
        assertU(commit());
        //new index dir contains just 1 doc.
        assertQ("return doc with id 2", req("id:2"), "*[count(//doc)=1]");
        dir.close();
        newDir.delete();
    }
}