package org.apache.solr.analysis;
/**
* 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.
*/
import java.io.IOException;
import java.io.StringReader;
import java.util.HashMap;
import java.util.Map;
import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.WhitespaceTokenizer;
import org.apache.lucene.queryParser.ParseException;
import org.apache.lucene.search.Query;
import org.apache.solr.SolrTestCaseJ4;
import org.apache.solr.schema.IndexSchema;
import org.apache.solr.search.SolrQueryParser;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import static org.apache.solr.analysis.BaseTokenTestCase.*;
public class TestReversedWildcardFilterFactory extends SolrTestCaseJ4 {
Map<String,String> args = new HashMap<String, String>();
ReversedWildcardFilterFactory factory = new ReversedWildcardFilterFactory();
IndexSchema schema;
@BeforeClass
public static void beforeClass() throws Exception {
initCore("solrconfig.xml","schema-reversed.xml");
}
@Override
@Before
public void setUp() throws Exception {
super.setUp();
schema = new IndexSchema(solrConfig, getSchemaFile(), null);
}
@Test
public void testReversedTokens() throws IOException {
String text = "simple text";
args.put("withOriginal", "true");
factory.init(args);
TokenStream input = factory.create(new WhitespaceTokenizer(DEFAULT_VERSION, new StringReader(text)));
assertTokenStreamContents(input,
new String[] { "\u0001elpmis", "simple", "\u0001txet", "text" },
new int[] { 1, 0, 1, 0 });
// now without original tokens
args.put("withOriginal", "false");
factory.init(args);
input = factory.create(new WhitespaceTokenizer(DEFAULT_VERSION, new StringReader(text)));
assertTokenStreamContents(input,
new String[] { "\u0001elpmis", "\u0001txet" },
new int[] { 1, 1 });
}
@Test
public void testIndexingAnalysis() throws Exception {
Analyzer a = schema.getAnalyzer();
String text = "one two three si\uD834\uDD1Ex";
// field one
TokenStream input = a.tokenStream("one", new StringReader(text));
assertTokenStreamContents(input,
new String[] { "\u0001eno", "one", "\u0001owt", "two",
"\u0001eerht", "three", "\u0001x\uD834\uDD1Eis", "si\uD834\uDD1Ex" },
new int[] { 0, 0, 4, 4, 8, 8, 14, 14 },
new int[] { 3, 3, 7, 7, 13, 13, 19, 19 },
new int[] { 1, 0, 1, 0, 1, 0, 1, 0 }
);
// field two
input = a.tokenStream("two", new StringReader(text));
assertTokenStreamContents(input,
new String[] { "\u0001eno", "\u0001owt",
"\u0001eerht", "\u0001x\uD834\uDD1Eis" },
new int[] { 0, 4, 8, 14 },
new int[] { 3, 7, 13, 19 },
new int[] { 1, 1, 1, 1 }
);
// field three
input = a.tokenStream("three", new StringReader(text));
assertTokenStreamContents(input,
new String[] { "one", "two", "three", "si\uD834\uDD1Ex" },
new int[] { 0, 4, 8, 14 },
new int[] { 3, 7, 13, 19 }
);
}
@Test
public void testQueryParsing() throws IOException, ParseException {
SolrQueryParser parserOne = new SolrQueryParser(schema, "one");
assertTrue(parserOne.getAllowLeadingWildcard());
SolrQueryParser parserTwo = new SolrQueryParser(schema, "two");
assertTrue(parserTwo.getAllowLeadingWildcard());
SolrQueryParser parserThree = new SolrQueryParser(schema, "three");
// XXX note: this should be false, but for now we return true for any field,
// XXX if at least one field uses the reversing
assertTrue(parserThree.getAllowLeadingWildcard());
String text = "one +two *hree f*ur fiv* *si\uD834\uDD1Ex";
String expectedOne = "one:one +one:two one:\u0001eerh* one:\u0001ru*f one:fiv* one:\u0001x\uD834\uDD1Eis*";
String expectedTwo = "two:one +two:two two:\u0001eerh* two:\u0001ru*f two:fiv* two:\u0001x\uD834\uDD1Eis*";
String expectedThree = "three:one +three:two three:*hree three:f*ur three:fiv* three:*si\uD834\uDD1Ex";
Query q = parserOne.parse(text);
assertEquals(expectedOne, q.toString());
q = parserTwo.parse(text);
assertEquals(expectedTwo, q.toString());
q = parserThree.parse(text);
assertEquals(expectedThree, q.toString());
// test conditional reversal
String condText = "*hree t*ree th*ee thr*e ?hree t?ree th?ee th?*ee " +
"short*token ver*longtoken";
String expected = "two:\u0001eerh* two:\u0001eer*t two:\u0001ee*ht " +
"two:thr*e " +
"two:\u0001eerh? two:\u0001eer?t " +
"two:th?ee " +
"two:th?*ee " +
"two:short*token " +
"two:\u0001nekotgnol*rev";
q = parserTwo.parse(condText);
assertEquals(expected, q.toString());
}
}