| /* |
| * 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. |
| */ |
| |
| using System; |
| using Lucene.Net; |
| using Lucene.Net.Analysis; |
| using Lucene.Net.Documents; |
| using Lucene.Net.Index; |
| using Lucene.Net.Search; |
| using Lucene.Net.Search.Spans; |
| using Lucene.Net.Store; |
| using NUnit.Framework; |
| |
| namespace Contrib.Regex.Test |
| { |
| public class TestRegexQuery : TestCase |
| { |
| private IndexSearcher searcher; |
| private const String FN = "field"; |
| |
| [SetUp] |
| public void SetUp() |
| { |
| RAMDirectory directory = new RAMDirectory(); |
| try |
| { |
| IndexWriter writer = new IndexWriter(directory, new SimpleAnalyzer(), true, |
| IndexWriter.MaxFieldLength.LIMITED); |
| Document doc = new Document(); |
| doc.Add(new Field(FN, "the quick brown fox jumps over the lazy dog", Field.Store.NO, Field.Index.ANALYZED)); |
| writer.AddDocument(doc); |
| writer.Optimize(); |
| writer.Close(); |
| searcher = new IndexSearcher(directory, true); |
| } |
| catch (Exception e) |
| { |
| Assert.Fail(e.ToString()); |
| } |
| } |
| [TearDown] |
| public void TearDown() |
| { |
| try |
| { |
| searcher.Close(); |
| } |
| catch (Exception e) |
| { |
| Assert.Fail(e.ToString()); |
| } |
| } |
| |
| private static Term NewTerm(String value) { return new Term(FN, value); } |
| |
| private int RegexQueryNrHits(String regex, IRegexCapabilities capability) |
| { |
| RegexQuery query = new RegexQuery(NewTerm(regex)); |
| |
| if (capability != null) |
| query.RegexImplementation = capability; |
| |
| return searcher.Search(query, null, 1000).TotalHits; |
| } |
| |
| private int SpanRegexQueryNrHits(String regex1, String regex2, int slop, bool ordered) |
| { |
| SpanRegexQuery srq1 = new SpanRegexQuery(NewTerm(regex1)); |
| SpanRegexQuery srq2 = new SpanRegexQuery(NewTerm(regex2)); |
| SpanNearQuery query = new SpanNearQuery(new SpanQuery[] { srq1, srq2 }, slop, ordered); |
| |
| return searcher.Search(query, null, 1000).TotalHits; |
| } |
| |
| [Test] |
| public void TestMatchAll() |
| { |
| Assert.Ignore("Difference in behavior of .NET and Java"); |
| //TermEnum terms = new RegexQuery(new Term(FN, "jum.")).GetEnum(searcher.IndexReader); |
| //These terms match in .NET's regex engine. I feel there's not much I can do about it. |
| //// no term should match |
| //Assert.Null(terms.Term()); |
| //Assert.False(terms.Next()); |
| } |
| |
| [Test] |
| public void TestRegex1() |
| { |
| Assert.AreEqual(1, RegexQueryNrHits("^q.[aeiou]c.*$", null)); |
| } |
| |
| [Test] |
| public void TestRegex2() |
| { |
| Assert.AreEqual(0, RegexQueryNrHits("^.[aeiou]c.*$", null)); |
| } |
| |
| [Test] |
| public void TestRegex3() |
| { |
| Assert.AreEqual(0, RegexQueryNrHits("^q.[aeiou]c$", null)); |
| } |
| |
| [Test] |
| public void TestSpanRegex1() |
| { |
| Assert.AreEqual(1, SpanRegexQueryNrHits("^q.[aeiou]c.*$", "dog", 6, true)); |
| } |
| |
| [Test] |
| public void TestSpanRegex2() |
| { |
| Assert.AreEqual(0, SpanRegexQueryNrHits("^q.[aeiou]c.*$", "dog", 5, true)); |
| } |
| |
| [Test] |
| public void TestEquals() |
| { |
| RegexQuery query1 = new RegexQuery(NewTerm("foo.*")); |
| //query1.SetRegexImplementation(new JakartaRegexpCapabilities()); |
| |
| RegexQuery query2 = new RegexQuery(NewTerm("foo.*")); |
| Assert.True(query1.Equals(query2)); |
| } |
| |
| [Test] |
| public void TestJavaUtilCaseSensativeFail() |
| { |
| Assert.AreEqual(0, RegexQueryNrHits("^.*DOG.*$", null)); |
| } |
| |
| [Test] |
| public void TestJavaUtilCaseInsensative() |
| { |
| //Assert.AreEqual(1, RegexQueryNrHits("^.*DOG.*$", new CSharpRegexCapabilities())); |
| } |
| } |
| } |