Added Integration tests for geotile and geohash aggregations on geoshapes

Signed-off-by: Navneet Verma <navneev@amazon.com>

Author: navneet1v

CHANGELOG.md

@@ -94,6 +94,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 ### Added
 - Prevent deletion of snapshots that are backing searchable snapshot indexes ([#5069](https://github.com/opensearch-project/OpenSearch/pull/5069))
 - Add max_shard_size parameter for shrink API ([#5229](https://github.com/opensearch-project/OpenSearch/pull/5229))
+- Add GeoTile and GeoHash Grid aggregations on GeoShapes. ([]())
 
 ### Dependencies
 - Bumps `bcpg-fips` from 1.0.5.1 to 1.0.7.1

modules/geo/build.gradle

@@ -31,7 +31,7 @@ apply plugin: 'opensearch.yaml-rest-test'
 apply plugin: 'opensearch.internal-cluster-test'
 
 opensearchplugin {
-  description 'Plugin for geospatial features in OpenSearch. Registering the geo_shape and aggregations GeoBounds on Geo_Shape and Geo_Point'
+  description 'Plugin for geospatial features in OpenSearch. Registering the geo_shape and aggregations on GeoShape and GeoPoint'
   classname 'org.opensearch.geo.GeoModulePlugin'
 }
 

modules/geo/src/internalClusterTest/java/org/opensearch/geo/GeoModulePluginIntegTestCase.java

@@ -8,6 +8,8 @@
 
 package org.opensearch.geo;
 
+import org.opensearch.geometry.utils.StandardValidator;
+import org.opensearch.geometry.utils.WellKnownText;
 import org.opensearch.index.mapper.GeoShapeFieldMapper;
 import org.opensearch.plugins.Plugin;
 import org.opensearch.test.OpenSearchIntegTestCase;
@@ -24,6 +26,8 @@ public abstract class GeoModulePluginIntegTestCase extends OpenSearchIntegTestCa
 
     protected static final double GEOHASH_TOLERANCE = 1E-5D;
 
+    protected static final WellKnownText WKT = new WellKnownText(true, new StandardValidator(true));
+
     /**
      * Returns a collection of plugins that should be loaded on each node for doing the integration tests. As this
      * geo plugin is not getting packaged in a zip, we need to load it before the tests run.

modules/geo/src/internalClusterTest/java/org/opensearch/geo/search/aggregations/bucket/AbstractBucketAggregationIntegTest.java

@@ -0,0 +1,75 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * The OpenSearch Contributors require contributions made to
+ * this file be licensed under the Apache-2.0 license or a
+ * compatible open source license.
+ */
+
+package org.opensearch.geo.search.aggregations.bucket;
+
+import org.opensearch.Version;
+import org.opensearch.action.index.IndexRequestBuilder;
+import org.opensearch.common.xcontent.XContentBuilder;
+import org.opensearch.geo.GeoModulePluginIntegTestCase;
+import org.opensearch.geometry.Geometry;
+import org.opensearch.geometry.Rectangle;
+import org.opensearch.test.VersionUtils;
+
+import java.util.List;
+
+import static org.opensearch.common.xcontent.XContentFactory.jsonBuilder;
+
+/**
+ * This is the base class for all the Bucket Aggregation related integration tests. Use this class to add common
+ * methods which can be used across different bucket aggregations. If there is any common code that can be used
+ * across other integration test too then this is not the class. Use {@link GeoModulePluginIntegTestCase}
+ */
+public abstract class AbstractBucketAggregationIntegTest extends GeoModulePluginIntegTestCase {
+
+    protected static final int MAX_PRECISION_FOR_GEO_SHAPES_AGG_TESTING = 4;
+
+    protected static final int NUM_DOCS = 100;
+
+    protected static final String GEO_SHAPE_INDEX_NAME = "geoshape_index";
+
+    // We don't want to generate this BB at random as it may lead to generation of very large or very small BB.
+    // Hence, we are making the parameters of this BB static for simplicity.
+    protected static final Rectangle BOUNDING_RECTANGLE_FOR_GEO_SHAPES_AGG = new Rectangle(-4.1, 20.9, 21.9, -3.1);
+
+    protected static final String AGG_NAME = "geohashgrid";
+
+    protected static final String GEO_SHAPE_FIELD_NAME = "location_geo_shape";
+
+    protected static final String GEO_POINT_FIELD_NAME = "location";
+
+    protected static final String KEYWORD_FIELD_NAME = "city";
+
+    protected final Version version = VersionUtils.randomIndexCompatibleVersion(random());
+
+    @Override
+    protected boolean forbidPrivateIndexSettings() {
+        return false;
+    }
+
+    protected IndexRequestBuilder indexGeoShape(final String index, final Geometry geometry) throws Exception {
+        XContentBuilder source = jsonBuilder().startObject();
+        source = source.field(GEO_SHAPE_FIELD_NAME, WKT.toWKT(geometry));
+        source = source.endObject();
+        return client().prepareIndex(index).setSource(source);
+    }
+
+    protected IndexRequestBuilder indexCity(final String index, final String name, final List<String> latLon) throws Exception {
+        XContentBuilder source = jsonBuilder().startObject().field(KEYWORD_FIELD_NAME, name);
+        if (latLon != null) {
+            source = source.field(GEO_POINT_FIELD_NAME, latLon);
+        }
+        source = source.endObject();
+        return client().prepareIndex(index).setSource(source);
+    }
+
+    protected IndexRequestBuilder indexCity(final String index, final String name, final String latLon) throws Exception {
+        return indexCity(index, name, List.of(latLon));
+    }
+
+}