| #if FEATURE_XSLT |
| using J2N.Text; |
| using Lucene.Net.Analysis; |
| using Lucene.Net.Documents; |
| using Lucene.Net.Index; |
| using Lucene.Net.Search; |
| using Lucene.Net.Store; |
| using Lucene.Net.Util; |
| using NUnit.Framework; |
| using System; |
| using System.Collections.Generic; |
| using System.Xml; |
| |
| namespace Lucene.Net.QueryParsers.Xml |
| { |
| /* |
| * 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. |
| */ |
| |
| /// <summary> |
| /// This class illustrates how form input (such as from a web page or Swing gui) can be |
| /// turned into Lucene queries using a choice of XSL templates for different styles of queries. |
| /// |
| /// LUCENENET (.NET Standard 1.x): This is not compiled this because .NET Standard 1.x |
| /// does not support XSL Transform. |
| /// </summary> |
| public class TestQueryTemplateManager : LuceneTestCase |
| { |
| private CoreParser builder; |
| private Analyzer analyzer; |
| private IndexSearcher searcher; |
| private IndexReader reader; |
| private Directory dir; |
| |
| //A collection of documents' field values for use in our tests |
| String[] docFieldValues = |
| { |
| "artist=Jeff Buckley \talbum=Grace \treleaseDate=1999 \tgenre=rock", |
| "artist=Fugazi \talbum=Repeater \treleaseDate=1990 \tgenre=alternative", |
| "artist=Fugazi \talbum=Red Medicine \treleaseDate=1995 \tgenre=alternative", |
| "artist=Peeping Tom \talbum=Peeping Tom \treleaseDate=2006 \tgenre=rock", |
| "artist=Red Snapper \talbum=Prince Blimey \treleaseDate=1996 \tgenre=electronic" |
| }; |
| |
| //A collection of example queries, consisting of name/value pairs representing form content plus |
| // a choice of query style template to use in the test, with expected number of hits |
| String[] queryForms = |
| { |
| "artist=Fugazi \texpectedMatches=2 \ttemplate=albumBooleanQuery", |
| "artist=Fugazi \treleaseDate=1990 \texpectedMatches=1 \ttemplate=albumBooleanQuery", |
| "artist=Buckley \tgenre=rock \texpectedMatches=1 \ttemplate=albumFilteredQuery", |
| "artist=Buckley \tgenre=electronic \texpectedMatches=0 \ttemplate=albumFilteredQuery", |
| "queryString=artist:buckly~ NOT genre:electronic \texpectedMatches=1 \ttemplate=albumLuceneClassicQuery" |
| }; |
| |
| [Test] |
| public void TestFormTransforms() |
| { |
| //// Sun 1.5 suffers from http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6240963 |
| //if (Constants.JAVA_VENDOR.StartsWith("Sun", StringComparison.Ordinal) && Constants.JAVA_VERSION.StartsWith("1.5", StringComparison.Ordinal)) { |
| // String defLang = Locale.getDefault().getLanguage(); |
| // assumeFalse("Sun JRE 1.5 suffers from http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6240963 under Turkish locale", defLang.equals("tr", StringComparison.Ordinal) || defLang.equals("az", StringComparison.Ordinal)); |
| //} |
| //Cache all the query templates we will be referring to. |
| QueryTemplateManager qtm = new QueryTemplateManager(); |
| using (var stream = GetType().getResourceAsStream("albumBooleanQuery.xsl")) |
| { |
| qtm.AddQueryTemplate("albumBooleanQuery", stream); |
| } |
| using (var stream = GetType().getResourceAsStream("albumFilteredQuery.xsl")) |
| { |
| qtm.AddQueryTemplate("albumFilteredQuery", stream); |
| } |
| using (var stream = GetType().getResourceAsStream("albumLuceneClassicQuery.xsl")) |
| { |
| qtm.AddQueryTemplate("albumLuceneClassicQuery", stream); |
| } |
| |
| //Run all of our test queries |
| foreach (String queryForm in queryForms) |
| { |
| IDictionary<string, string> queryFormProperties = getPropsFromString(queryForm); |
| |
| //Get the required query XSL template for this test |
| // Templates template=getTemplate(queryFormProperties.getProperty("template")); |
| |
| //Transform the queryFormProperties into a Lucene XML query |
| XmlDocument doc = qtm.GetQueryAsDOM(queryFormProperties, queryFormProperties["template"]); |
| |
| //Parse the XML query using the XML parser |
| Query q = builder.GetQuery(doc.DocumentElement); |
| |
| //Run the query |
| int h = searcher.Search(q, null, 1000).TotalHits; |
| |
| //Check we have the expected number of results |
| int expectedHits = int.Parse(queryFormProperties["expectedMatches"]); |
| assertEquals("Number of results should match for query " + queryForm, expectedHits, h); |
| |
| } |
| } |
| |
| //Helper method to construct Lucene query forms used in our test |
| IDictionary<string, string> getPropsFromString(String nameValuePairs) |
| { |
| IDictionary<string, string> result = new Dictionary<string, string>(); |
| StringTokenizer st = new StringTokenizer(nameValuePairs, "\t="); |
| while (st.MoveNext()) |
| { |
| String name = st.Current.Trim(); |
| if (st.MoveNext()) |
| { |
| String value = st.Current.Trim(); |
| result[name] = value; |
| } |
| } |
| return result; |
| } |
| |
| //Helper method to construct Lucene documents used in our tests |
| Document getDocumentFromString(String nameValuePairs) |
| { |
| Document result = new Document(); |
| StringTokenizer st = new StringTokenizer(nameValuePairs, "\t="); |
| while (st.MoveNext()) |
| { |
| String name = st.Current.Trim(); |
| if (st.MoveNext()) |
| { |
| String value = st.Current.Trim(); |
| result.Add(NewTextField(name, value, Field.Store.YES)); |
| } |
| } |
| return result; |
| } |
| |
| /* |
| * @see TestCase#setUp() |
| */ |
| |
| public override void SetUp() |
| { |
| base.SetUp(); |
| |
| analyzer = new MockAnalyzer(Random); |
| //Create an index |
| dir = NewDirectory(); |
| IndexWriter w = new IndexWriter(dir, NewIndexWriterConfig(TEST_VERSION_CURRENT, analyzer)); |
| foreach (String docFieldValue in docFieldValues) |
| { |
| w.AddDocument(getDocumentFromString(docFieldValue)); |
| } |
| w.ForceMerge(1); |
| w.Dispose(); |
| reader = DirectoryReader.Open(dir); |
| searcher = NewSearcher(reader); |
| |
| //initialize the parser |
| builder = new CorePlusExtensionsParser("artist", analyzer); |
| |
| } |
| |
| |
| public override void TearDown() |
| { |
| reader.Dispose(); |
| dir.Dispose(); |
| base.TearDown(); |
| } |
| } |
| } |
| #endif |