| /** |
| * 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 System.Collections.Generic; |
| using System.Text; |
| |
| |
| using Lucene.Net.Search; |
| |
| using NUnit.Framework; |
| |
| namespace Lucene.Net.Search.Vectorhighlight |
| { |
| [TestFixture] |
| public class SimpleFragListBuilderTest : AbstractTestCase |
| { |
| |
| [Test] |
| public void TestNullFieldFragList() |
| { |
| SimpleFragListBuilder sflb = new SimpleFragListBuilder(); |
| FieldFragList ffl = sflb.CreateFieldFragList(fpl("a", "b c d"), 100); |
| Assert.AreEqual(0, ffl.fragInfos.Count); |
| } |
| |
| [Test] |
| public void TestTooSmallFragSize() |
| { |
| SimpleFragListBuilder sflb = new SimpleFragListBuilder(); |
| Assert.Throws<ArgumentException>( |
| () => sflb.CreateFieldFragList(fpl("a", "b c d"), SimpleFragListBuilder.MIN_FRAG_CHAR_SIZE - 1), |
| "ArgumentException must be thrown"); |
| } |
| |
| [Test] |
| public void TestSmallerFragSizeThanTermQuery() |
| { |
| SimpleFragListBuilder sflb = new SimpleFragListBuilder(); |
| FieldFragList ffl = sflb.CreateFieldFragList(fpl("abcdefghijklmnopqrs", "abcdefghijklmnopqrs"), SimpleFragListBuilder.MIN_FRAG_CHAR_SIZE); |
| Assert.AreEqual(1, ffl.fragInfos.Count); |
| Assert.AreEqual("subInfos=(abcdefghijklmnopqrs((0,19)))/1.0(0,19)", ffl.fragInfos[0].ToString()); |
| } |
| |
| [Test] |
| public void TestSmallerFragSizeThanPhraseQuery() { |
| SimpleFragListBuilder sflb = new SimpleFragListBuilder(); |
| FieldFragList ffl = sflb.CreateFieldFragList( fpl( "\"abcdefgh jklmnopqrs\"", "abcdefgh jklmnopqrs" ), SimpleFragListBuilder.MIN_FRAG_CHAR_SIZE ); |
| Assert.AreEqual( 1, ffl.fragInfos.Count ); |
| Console.WriteLine( ffl.fragInfos[ 0 ].ToString() ); |
| Assert.AreEqual( "subInfos=(abcdefghjklmnopqrs((0,21)))/1.0(0,21)", ffl.fragInfos[0] .ToString() ); |
| } |
| |
| [Test] |
| public void Test1TermIndex() |
| { |
| SimpleFragListBuilder sflb = new SimpleFragListBuilder(); |
| FieldFragList ffl = sflb.CreateFieldFragList(fpl("a", "a"), 100); |
| Assert.AreEqual(1, ffl.fragInfos.Count); |
| Assert.AreEqual("subInfos=(a((0,1)))/1.0(0,100)", ffl.fragInfos[0].ToString()); |
| } |
| |
| [Test] |
| public void Test2TermsIndex1Frag() |
| { |
| SimpleFragListBuilder sflb = new SimpleFragListBuilder(); |
| FieldFragList ffl = sflb.CreateFieldFragList(fpl("a", "a a"), 100); |
| Assert.AreEqual(1, ffl.fragInfos.Count); |
| Assert.AreEqual("subInfos=(a((0,1))a((2,3)))/2.0(0,100)", ffl.fragInfos[0].ToString()); |
| |
| ffl = sflb.CreateFieldFragList(fpl("a", "a b b b b b b b b a"), 20); |
| Assert.AreEqual(1, ffl.fragInfos.Count); |
| Assert.AreEqual("subInfos=(a((0,1))a((18,19)))/2.0(0,20)", ffl.fragInfos[0].ToString()); |
| |
| ffl = sflb.CreateFieldFragList(fpl("a", "b b b b a b b b b a"), 20); |
| Assert.AreEqual(1, ffl.fragInfos.Count); |
| Assert.AreEqual("subInfos=(a((8,9))a((18,19)))/2.0(2,22)", ffl.fragInfos[0].ToString()); |
| } |
| |
| [Test] |
| public void Test2TermsIndex2Frags() |
| { |
| SimpleFragListBuilder sflb = new SimpleFragListBuilder(); |
| FieldFragList ffl = sflb.CreateFieldFragList(fpl("a", "a b b b b b b b b b b b b b a"), 20); |
| Assert.AreEqual(2, ffl.fragInfos.Count); |
| Assert.AreEqual("subInfos=(a((0,1)))/1.0(0,20)", ffl.fragInfos[0].ToString()); |
| Assert.AreEqual("subInfos=(a((28,29)))/1.0(22,42)", ffl.fragInfos[1].ToString()); |
| |
| ffl = sflb.CreateFieldFragList(fpl("a", "a b b b b b b b b b b b b a"), 20); |
| Assert.AreEqual(2, ffl.fragInfos.Count); |
| Assert.AreEqual("subInfos=(a((0,1)))/1.0(0,20)", ffl.fragInfos[0].ToString()); |
| Assert.AreEqual("subInfos=(a((26,27)))/1.0(20,40)", ffl.fragInfos[1].ToString()); |
| |
| ffl = sflb.CreateFieldFragList(fpl("a", "a b b b b b b b b b a"), 20); |
| Assert.AreEqual(2, ffl.fragInfos.Count); |
| Assert.AreEqual("subInfos=(a((0,1)))/1.0(0,20)", ffl.fragInfos[0].ToString()); |
| Assert.AreEqual("subInfos=(a((20,21)))/1.0(20,40)", ffl.fragInfos[1].ToString()); |
| } |
| |
| [Test] |
| public void Test2TermsQuery() |
| { |
| SimpleFragListBuilder sflb = new SimpleFragListBuilder(); |
| FieldFragList ffl = sflb.CreateFieldFragList(fpl("a b", "c d e"), 20); |
| Assert.AreEqual(0, ffl.fragInfos.Count); |
| |
| ffl = sflb.CreateFieldFragList(fpl("a b", "d b c"), 20); |
| Assert.AreEqual(1, ffl.fragInfos.Count); |
| Assert.AreEqual("subInfos=(b((2,3)))/1.0(0,20)", ffl.fragInfos[0].ToString()); |
| |
| ffl = sflb.CreateFieldFragList(fpl("a b", "a b c"), 20); |
| Assert.AreEqual(1, ffl.fragInfos.Count); |
| Assert.AreEqual("subInfos=(a((0,1))b((2,3)))/2.0(0,20)", ffl.fragInfos[0].ToString()); |
| } |
| |
| [Test] |
| public void TestPhraseQuery() |
| { |
| SimpleFragListBuilder sflb = new SimpleFragListBuilder(); |
| FieldFragList ffl = sflb.CreateFieldFragList(fpl("\"a b\"", "c d e"), 20); |
| Assert.AreEqual(0, ffl.fragInfos.Count); |
| |
| ffl = sflb.CreateFieldFragList(fpl("\"a b\"", "a c b"), 20); |
| Assert.AreEqual(0, ffl.fragInfos.Count); |
| |
| ffl = sflb.CreateFieldFragList(fpl("\"a b\"", "a b c"), 20); |
| Assert.AreEqual(1, ffl.fragInfos.Count); |
| Assert.AreEqual("subInfos=(ab((0,3)))/1.0(0,20)", ffl.fragInfos[0].ToString()); |
| } |
| |
| [Test] |
| public void TestPhraseQuerySlop() |
| { |
| SimpleFragListBuilder sflb = new SimpleFragListBuilder(); |
| FieldFragList ffl = sflb.CreateFieldFragList(fpl("\"a b\"~1", "a c b"), 20); |
| Assert.AreEqual(1, ffl.fragInfos.Count); |
| Assert.AreEqual("subInfos=(ab((0,1)(4,5)))/1.0(0,20)", ffl.fragInfos[0].ToString()); |
| } |
| |
| |
| private FieldPhraseList fpl(String queryValue, String indexValue) |
| { |
| Make1d1fIndex(indexValue); |
| Query query = paW.Parse(queryValue); |
| FieldQuery fq = new FieldQuery(query, true, true); |
| FieldTermStack stack = new FieldTermStack(reader, 0, F, fq); |
| return new FieldPhraseList(stack, fq); |
| } |
| |
| [Test] |
| public void Test1PhraseShortMV() |
| { |
| MakeIndexShortMV(); |
| |
| FieldQuery fq = new FieldQuery(Tq("d"), true, true); |
| FieldTermStack stack = new FieldTermStack(reader, 0, F, fq); |
| FieldPhraseList fpl = new FieldPhraseList(stack, fq); |
| SimpleFragListBuilder sflb = new SimpleFragListBuilder(); |
| FieldFragList ffl = sflb.CreateFieldFragList(fpl, 100); |
| Assert.AreEqual(1, ffl.fragInfos.Count); |
| Assert.AreEqual("subInfos=(d((6,7)))/1.0(0,100)", ffl.fragInfos[0].ToString()); |
| } |
| |
| [Test] |
| public void Test1PhraseLongMV() |
| { |
| MakeIndexLongMV(); |
| |
| FieldQuery fq = new FieldQuery(PqF("search", "engines"), true, true); |
| FieldTermStack stack = new FieldTermStack(reader, 0, F, fq); |
| FieldPhraseList fpl = new FieldPhraseList(stack, fq); |
| SimpleFragListBuilder sflb = new SimpleFragListBuilder(); |
| FieldFragList ffl = sflb.CreateFieldFragList(fpl, 100); |
| Assert.AreEqual(1, ffl.fragInfos.Count); |
| Assert.AreEqual("subInfos=(searchengines((102,116))searchengines((157,171)))/2.0(96,196)", ffl.fragInfos[0].ToString()); |
| } |
| |
| [Test] |
| public void Test1PhraseLongMVB() |
| { |
| MakeIndexLongMVB(); |
| |
| FieldQuery fq = new FieldQuery(PqF("sp", "pe", "ee", "ed"), true, true); // "speed" -(2gram)-> "sp","pe","ee","ed" |
| FieldTermStack stack = new FieldTermStack(reader, 0, F, fq); |
| FieldPhraseList fpl = new FieldPhraseList(stack, fq); |
| SimpleFragListBuilder sflb = new SimpleFragListBuilder(); |
| FieldFragList ffl = sflb.CreateFieldFragList(fpl, 100); |
| Assert.AreEqual(1, ffl.fragInfos.Count); |
| Assert.AreEqual("subInfos=(sppeeeed((88,93)))/1.0(82,182)", ffl.fragInfos[0].ToString()); |
| } |
| } |
| } |