LUCENE-4464 polygon almost touch test

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1399185 13f79535-47bb-0310-9956-ffa450edef68

lucene/spatial/src/test/org/apache/lucene/spatial/StrategyTestCase.java

@@ -34,6 +34,7 @@ import org.apache.lucene.search.TopDocs;
 import org.apache.lucene.spatial.query.SpatialArgsParser;
 import org.junit.Assert;
 
+import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStream;
 import java.util.ArrayList;
@@ -109,8 +110,11 @@ public abstract class StrategyTestCase extends SpatialTestCase {
   }
 
   protected Iterator<SampleData> getSampleData(String testDataFile) throws IOException {
-    return new SampleDataReader(
-        getClass().getClassLoader().getResourceAsStream("data/"+testDataFile) );
+    String path = "data/" + testDataFile;
+    InputStream stream = getClass().getClassLoader().getResourceAsStream(path);
+    if (stream == null)
+      throw new FileNotFoundException("classpath resource not found: "+path);
+    return new SampleDataReader(stream);
   }
 
   protected Iterator<SpatialTestQuery> getTestQueries(String testQueryFile, SpatialContext ctx) throws IOException {

lucene/spatial/src/test/org/apache/lucene/spatial/prefix/JtsPolygonTest.java

@@ -0,0 +1,73 @@
+package org.apache.lucene.spatial.prefix;
+
+/*
+ * 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.
+ */
+
+import com.spatial4j.core.context.SpatialContextFactory;
+import com.spatial4j.core.shape.Shape;
+import org.apache.lucene.spatial.StrategyTestCase;
+import org.apache.lucene.spatial.prefix.tree.GeohashPrefixTree;
+import org.apache.lucene.spatial.query.SpatialArgs;
+import org.apache.lucene.spatial.query.SpatialOperation;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.util.HashMap;
+
+public class JtsPolygonTest extends StrategyTestCase {
+
+  private static final double LUCENE_4464_distErrPct = SpatialArgs.DEFAULT_DISTERRPCT;//DEFAULT 2.5%
+
+  public JtsPolygonTest() {
+    try {
+      HashMap<String, String> args = new HashMap<String, String>();
+      args.put("spatialContextFactory",
+          "com.spatial4j.core.context.jts.JtsSpatialContextFactory");
+      ctx = SpatialContextFactory.makeSpatialContext(args, getClass().getClassLoader());
+    } catch (NoClassDefFoundError e) {
+      assumeTrue("This test requires JTS jar: "+e, false);
+    }
+
+    GeohashPrefixTree grid = new GeohashPrefixTree(ctx, 11);//< 1 meter == 11 maxLevels
+    this.strategy = new RecursivePrefixTreeStrategy(grid, getClass().getSimpleName());
+    ((RecursivePrefixTreeStrategy)this.strategy).setDistErrPct(LUCENE_4464_distErrPct);//1% radius (small!)
+  }
+
+  @Test
+  /** LUCENE-4464 */
+  public void testCloseButNoMatch() throws IOException {
+    getAddAndVerifyIndexedDocuments("LUCENE-4464.txt");
+    SpatialArgs args = q(
+        "POLYGON((-93.18100824442227 45.25676372469945," +
+            "-93.23182001200654 45.21421290799412," +
+            "-93.16315546122038 45.23742639412364," +
+            "-93.18100824442227 45.25676372469945))",
+        LUCENE_4464_distErrPct);
+    SearchResults got = executeQuery(strategy.makeQuery(args), 100);
+    assertEquals(1, got.numFound);
+    assertEquals("poly2", got.results.get(0).document.get("id"));
+    //did not find poly 1 !
+  }
+
+  private SpatialArgs q(String shapeStr, double distErrPct) {
+    Shape shape = ctx.readShape(shapeStr);
+    SpatialArgs args = new SpatialArgs(SpatialOperation.Intersects, shape);
+    args.setDistErrPct(distErrPct);
+    return args;
+  }
+
+}