| using Lucene.Net.Analysis; |
| using Lucene.Net.Documents; |
| using Lucene.Net.Expressions.JS; |
| using Lucene.Net.Index; |
| using Lucene.Net.Index.Extensions; |
| using Lucene.Net.Queries.Function; |
| using Lucene.Net.Search; |
| using Lucene.Net.Store; |
| using Lucene.Net.Util; |
| using NUnit.Framework; |
| using System.Collections.Generic; |
| using Assert = Lucene.Net.TestFramework.Assert; |
| |
| namespace Lucene.Net.Expressions |
| { |
| /* |
| * 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. |
| */ |
| |
| [SuppressCodecs("Lucene3x")] |
| public class TestExpressionValueSource : LuceneTestCase |
| { |
| internal DirectoryReader reader; |
| |
| internal Directory dir; |
| |
| [SetUp] |
| public override void SetUp() |
| { |
| base.SetUp(); |
| dir = NewDirectory(); |
| IndexWriterConfig iwc = NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer |
| (Random)); |
| iwc.SetMergePolicy(NewLogMergePolicy()); |
| var iw = new RandomIndexWriter(Random, dir, iwc); |
| var doc = new Document |
| { |
| NewStringField("id", "1", Field.Store.YES), |
| NewTextField("body", "some contents and more contents", Field.Store.NO), |
| new NumericDocValuesField("popularity", 5) |
| }; |
| iw.AddDocument(doc); |
| doc = new Document |
| { |
| NewStringField("id", "2", Field.Store.YES), |
| NewTextField("body", "another document with different contents", Field.Store |
| .NO), |
| new NumericDocValuesField("popularity", 20) |
| }; |
| iw.AddDocument(doc); |
| doc = new Document |
| { |
| NewStringField("id", "3", Field.Store.YES), |
| NewTextField("body", "crappy contents", Field.Store.NO), |
| new NumericDocValuesField("popularity", 2) |
| }; |
| iw.AddDocument(doc); |
| iw.ForceMerge(1); |
| reader = iw.GetReader(); |
| iw.Dispose(); |
| } |
| |
| [TearDown] |
| public override void TearDown() |
| { |
| reader.Dispose(); |
| dir.Dispose(); |
| base.TearDown(); |
| } |
| |
| [Test] |
| public virtual void TestTypes() |
| { |
| Expression expr = JavascriptCompiler.Compile("2*popularity"); |
| SimpleBindings bindings = new SimpleBindings(); |
| bindings.Add(new SortField("popularity", SortFieldType.INT64)); |
| ValueSource vs = expr.GetValueSource(bindings); |
| Assert.AreEqual(1, reader.Leaves.Count); |
| AtomicReaderContext leaf = reader.Leaves[0]; |
| FunctionValues values = vs.GetValues(new Dictionary<string, object>(), leaf); |
| Assert.AreEqual(10, values.DoubleVal(0), 0); |
| Assert.AreEqual(10, values.SingleVal(0), 0); |
| Assert.AreEqual(10, values.Int64Val(0)); |
| Assert.AreEqual(10, values.Int32Val(0)); |
| Assert.AreEqual(10, values.Int16Val(0)); |
| Assert.AreEqual((byte)10, values.ByteVal(0)); |
| Assert.AreEqual("10", values.StrVal(0)); |
| Assert.AreEqual(System.Convert.ToDouble(10), values.ObjectVal(0)); |
| Assert.AreEqual(40, values.DoubleVal(1), 0); |
| Assert.AreEqual(40, values.SingleVal(1), 0); |
| Assert.AreEqual(40, values.Int64Val(1)); |
| Assert.AreEqual(40, values.Int32Val(1)); |
| Assert.AreEqual(40, values.Int16Val(1)); |
| Assert.AreEqual((byte)40, values.ByteVal(1)); |
| Assert.AreEqual("40", values.StrVal(1)); |
| Assert.AreEqual(System.Convert.ToDouble(40), values.ObjectVal(1)); |
| Assert.AreEqual(4, values.DoubleVal(2), 0); |
| Assert.AreEqual(4, values.SingleVal(2), 0); |
| Assert.AreEqual(4, values.Int64Val(2)); |
| Assert.AreEqual(4, values.Int32Val(2)); |
| Assert.AreEqual(4, values.Int16Val(2)); |
| Assert.AreEqual((byte)4, values.ByteVal(2)); |
| Assert.AreEqual("4", values.StrVal(2)); |
| Assert.AreEqual(System.Convert.ToDouble(4), values.ObjectVal(2)); |
| } |
| |
| [Test] |
| public virtual void TestRangeScorer() |
| { |
| Expression expr = JavascriptCompiler.Compile("2*popularity"); |
| SimpleBindings bindings = new SimpleBindings(); |
| bindings.Add(new SortField("popularity", SortFieldType.INT64)); |
| ValueSource vs = expr.GetValueSource(bindings); |
| Assert.AreEqual(1, reader.Leaves.Count); |
| AtomicReaderContext leaf = reader.Leaves[0]; |
| FunctionValues values = vs.GetValues(new Dictionary<string, object>(), leaf); |
| // everything |
| ValueSourceScorer scorer = values.GetRangeScorer(leaf.Reader, "4" |
| , "40", true, true); |
| Assert.AreEqual(-1, scorer.DocID); |
| Assert.AreEqual(0, scorer.NextDoc()); |
| Assert.AreEqual(1, scorer.NextDoc()); |
| Assert.AreEqual(2, scorer.NextDoc()); |
| Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, scorer.NextDoc()); |
| // just the first doc |
| scorer = values.GetRangeScorer(leaf.Reader, "4", "40", false, false); |
| Assert.AreEqual(-1, scorer.DocID); |
| Assert.AreEqual(0, scorer.NextDoc()); |
| Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, scorer.NextDoc()); |
| } |
| |
| [Test] |
| public virtual void TestEquals() |
| { |
| Expression expr = JavascriptCompiler.Compile("sqrt(a) + ln(b)"); |
| SimpleBindings bindings = new SimpleBindings(); |
| bindings.Add(new SortField("a", SortFieldType.INT32)); |
| bindings.Add(new SortField("b", SortFieldType.INT32)); |
| ValueSource vs1 = expr.GetValueSource(bindings); |
| // same instance |
| Assert.AreEqual(vs1, vs1); |
| // null |
| Assert.IsFalse(vs1.Equals(null)); |
| // other object |
| Assert.IsFalse(vs1.Equals("foobar")); |
| // same bindings and expression instances |
| ValueSource vs2 = expr.GetValueSource(bindings); |
| Assert.AreEqual(vs1.GetHashCode(), vs2.GetHashCode()); |
| Assert.AreEqual(vs1, vs2); |
| // equiv bindings (different instance) |
| SimpleBindings bindings2 = new SimpleBindings(); |
| bindings2.Add(new SortField("a", SortFieldType.INT32)); |
| bindings2.Add(new SortField("b", SortFieldType.INT32)); |
| ValueSource vs3 = expr.GetValueSource(bindings2); |
| Assert.AreEqual(vs1, vs3); |
| // different bindings (same names, different types) |
| SimpleBindings bindings3 = new SimpleBindings(); |
| bindings3.Add(new SortField("a", SortFieldType.INT64)); |
| bindings3.Add(new SortField("b", SortFieldType.INT32)); |
| ValueSource vs4 = expr.GetValueSource(bindings3); |
| Assert.IsFalse(vs1.Equals(vs4)); |
| } |
| } |
| } |