Jo Shields a575963da9 Imported Upstream version 3.6.0
Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14
2014-08-13 10:39:27 +01:00

260 lines
10 KiB
C#

/*
* 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.IO;
using Lucene.Net.Documents;
using Lucene.Net.Index;
using Lucene.Net.Search;
using Lucene.Net.Search.Function;
using Lucene.Net.Spatial;
using Lucene.Net.Spatial.Queries;
using Lucene.Net.Spatial.Util;
using Lucene.Net.Util;
using NUnit.Framework;
using Spatial4n.Core.Context;
using Spatial4n.Core.Io;
using Spatial4n.Core.Io.Samples;
using Spatial4n.Core.Shapes;
namespace Lucene.Net.Contrib.Spatial.Test
{
public abstract class StrategyTestCase : SpatialTestCase
{
public static readonly String DATA_SIMPLE_BBOX = "simple-bbox.txt";
public static readonly String DATA_STATES_POLY = "states-poly.txt";
public static readonly String DATA_STATES_BBOX = "states-bbox.txt";
public static readonly String DATA_COUNTRIES_POLY = "countries-poly.txt";
public static readonly String DATA_COUNTRIES_BBOX = "countries-bbox.txt";
public static readonly String DATA_WORLD_CITIES_POINTS = "world-cities-points.txt";
public static readonly String QTEST_States_IsWithin_BBox = "states-IsWithin-BBox.txt";
public static readonly String QTEST_States_Intersects_BBox = "states-Intersects-BBox.txt";
public static readonly String QTEST_Cities_Intersects_BBox = "cities-Intersects-BBox.txt";
public static readonly String QTEST_Simple_Queries_BBox = "simple-Queries-BBox.txt";
//private Logger log = Logger.getLogger(getClass().getName());
protected readonly SpatialArgsParser argsParser = new SpatialArgsParser();
protected SpatialStrategy strategy;
protected SpatialContext ctx;
protected bool storeShape = true;
[TearDown]
public override void TearDown()
{
base.TearDown();
ctx = null;
strategy = null;
storeShape = true;
}
protected void executeQueries(SpatialMatchConcern concern, params String[] testQueryFile)
{
Console.WriteLine("testing queries for strategy " + strategy + ". Executer: " + GetType().Name);
foreach (String path in testQueryFile)
{
IEnumerator<SpatialTestQuery> testQueryIterator = getTestQueries(path, ctx);
runTestQueries(testQueryIterator, concern);
}
}
protected void getAddAndVerifyIndexedDocuments(String testDataFile)
{
List<Document> testDocuments = getDocuments(testDataFile);
addDocumentsAndCommit(testDocuments);
verifyDocumentsIndexed(testDocuments.Count);
}
protected List<Document> getDocuments(String testDataFile)
{
IEnumerator<SampleData> sampleData = getSampleData(testDataFile);
var documents = new List<Document>();
while (sampleData.MoveNext())
{
SampleData data = sampleData.Current;
var document = new Document();
document.Add(new Field("id", data.id, Field.Store.YES, Field.Index.ANALYZED));
document.Add(new Field("name", data.name, Field.Store.YES, Field.Index.ANALYZED));
Shape shape = new ShapeReadWriter(ctx).ReadShape(data.shape);
shape = convertShapeFromGetDocuments(shape);
if (shape != null)
{
foreach (var f in strategy.CreateIndexableFields(shape))
{
document.Add(f);
}
if (storeShape)
document.Add(new Field(strategy.GetFieldName(), ctx.ToString(shape), Field.Store.YES,
Field.Index.NOT_ANALYZED_NO_NORMS));
}
documents.Add(document);
}
return documents;
}
/* Subclasses may override to transform or remove a shape for indexing */
protected virtual Shape convertShapeFromGetDocuments(Shape shape)
{
return shape;
}
protected IEnumerator<SampleData> getSampleData(String testDataFile)
{
var stream =
File.OpenRead(Path.Combine(Paths.ProjectRootDirectory,
Path.Combine(@"test-files\spatial\data", testDataFile)));
return new SampleDataReader(stream);
}
protected IEnumerator<SpatialTestQuery> getTestQueries(String testQueryFile, SpatialContext ctx)
{
var @in =
File.OpenRead(Path.Combine(Paths.ProjectRootDirectory,
Path.Combine(@"test-files\spatial", testQueryFile)));
return SpatialTestQuery.getTestQueries(argsParser, ctx, testQueryFile, @in);
}
public void runTestQueries(
IEnumerator<SpatialTestQuery> queries,
SpatialMatchConcern concern)
{
while (queries.MoveNext())
{
SpatialTestQuery q = queries.Current;
String msg = q.line; //"Query: " + q.args.toString(ctx);
SearchResults got = executeQuery(strategy.MakeQuery(q.args), 100);
if (storeShape && got.numFound > 0)
{
//check stored value is there & parses
assertNotNull(
new ShapeReadWriter(ctx).ReadShape(got.results[0].document.Get(strategy.GetFieldName())));
}
if (concern.orderIsImportant)
{
var ids = q.ids.GetEnumerator();
foreach (var r in got.results)
{
String id = r.document.Get("id");
if (!ids.MoveNext())
Assert.Fail(msg + " :: Did not get enough results. Expected " + q.ids + ", got: " +
got.toDebugString());
Assert.AreEqual(ids.Current, id, "out of order: " + msg);
}
if (ids.MoveNext())
{
Assert.Fail(msg + " :: expect more results then we got: " + ids.Current);
}
}
else
{
// We are looking at how the results overlap
if (concern.resultsAreSuperset)
{
var found = new HashSet<String>();
foreach (var r in got.results)
{
found.Add(r.document.Get("id"));
}
foreach (String s in q.ids)
{
if (!found.Contains(s))
{
Assert.Fail("Results are mising id: " + s + " :: " + found);
}
}
}
else
{
var found = new List<String>();
foreach (SearchResult r in got.results)
{
found.Add(r.document.Get("id"));
}
// sort both so that the order is not important
q.ids.Sort();
found.Sort();
Assert.AreEqual(q.ids.Count, found.Count);
for (var i = 0; i < found.Count; i++)
{
Assert.AreEqual(q.ids[i], found[i], msg);
}
}
}
}
}
protected void adoc(String id, String shapeStr)
{
Shape shape = shapeStr == null ? null : new ShapeReadWriter(ctx).ReadShape(shapeStr);
addDocument(newDoc(id, shape));
}
protected void adoc(String id, Shape shape)
{
addDocument(newDoc(id, shape));
}
protected virtual Document newDoc(String id, Shape shape)
{
Document doc = new Document();
doc.Add(new Field("id", id, Field.Store.YES, Field.Index.ANALYZED));
if (shape != null)
{
foreach (var f in strategy.CreateIndexableFields(shape))
{
doc.Add(f);
}
if (storeShape)
doc.Add(new Field(strategy.GetFieldName(), ctx.ToString(shape), Field.Store.YES,
Field.Index.NOT_ANALYZED_NO_NORMS));
}
return doc;
}
/* scores[] are in docId order */
protected void checkValueSource(ValueSource vs, float[] scores, float delta)
{
FunctionQuery q = new FunctionQuery(vs);
// //TODO is there any point to this check?
// int expectedDocs[] = new int[scores.length];//fill with ascending 0....length-1
// for (int i = 0; i < expectedDocs.length; i++) {
// expectedDocs[i] = i;
// }
// CheckHits.checkHits(random(), q, "", indexSearcher, expectedDocs);
TopDocs docs = indexSearcher.Search(q, 1000); //calculates the score
for (int i = 0; i < docs.ScoreDocs.Length; i++)
{
ScoreDoc gotSD = docs.ScoreDocs[i];
float expectedScore = scores[gotSD.Doc];
assertEquals("Not equal for doc " + gotSD.Doc, expectedScore, gotSD.Score, delta);
}
CheckHits.checkExplanations(q, "", indexSearcher);
}
}
}