[ML-DataFrame] fix wire serialization issues in data frame response objects

x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/dataframe/action/DeleteDataFrameTransformAction.java

@@ -113,7 +113,7 @@ protected RequestBuilder(ElasticsearchClient client, DeleteDataFrameTransformAct
     public static class Response extends BaseTasksResponse implements Writeable, ToXContentObject {
         private boolean acknowledged;
         public Response(StreamInput in) throws IOException {
-            super(Collections.emptyList(), Collections.emptyList());
+            super(in);
             readFrom(in);
         }
 

x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/dataframe/action/GetDataFrameTransformsAction.java

@@ -149,7 +149,7 @@ public Response() {
         }
 
         public Response(StreamInput in) throws IOException {
-            super(Collections.emptyList(), Collections.emptyList());
+            super(in);
             readFrom(in);
         }
 
@@ -173,6 +173,7 @@ public void writeTo(StreamOutput out) throws IOException {
         public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
             List<String> invalidTransforms = new ArrayList<>();
             builder.startObject();
+            toXContentCommon(builder, params);
             builder.field(DataFrameField.COUNT.getPreferredName(), transformConfigurations.size());
             // XContentBuilder does not support passing the params object for Iterables
             builder.field(DataFrameField.TRANSFORMS.getPreferredName());

x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/dataframe/action/GetDataFrameTransformsStatsAction.java

@@ -138,7 +138,7 @@ public Response() {
         }
 
         public Response(StreamInput in) throws IOException {
-            super(Collections.emptyList(), Collections.emptyList());
+            super(in);
             readFrom(in);
         }
 
@@ -161,6 +161,7 @@ public void writeTo(StreamOutput out) throws IOException {
         @Override
         public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
             builder.startObject();
+            toXContentCommon(builder, params);
             builder.field(DataFrameField.COUNT.getPreferredName(), transformsStateAndStats.size());
             builder.field(DataFrameField.TRANSFORMS.getPreferredName(), transformsStateAndStats);
             builder.endObject();

x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/dataframe/action/StartDataFrameTransformAction.java

@@ -108,7 +108,7 @@ public Response() {
         }
 
         public Response(StreamInput in) throws IOException {
-            super(Collections.emptyList(), Collections.emptyList());
+            super(in);
             readFrom(in);
         }
 
@@ -136,6 +136,7 @@ public void writeTo(StreamOutput out) throws IOException {
         @Override
         public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
             builder.startObject();
+            toXContentCommon(builder, params);
             builder.field("started", started);
             builder.endObject();
             return builder;

x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/dataframe/action/StopDataFrameTransformAction.java

@@ -149,7 +149,7 @@ public Response() {
         }
 
         public Response(StreamInput in) throws IOException {
-            super(Collections.emptyList(), Collections.emptyList());
+            super(in);
             readFrom(in);
         }
 
@@ -177,6 +177,7 @@ public void writeTo(StreamOutput out) throws IOException {
         @Override
         public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
             builder.startObject();
+            toXContentCommon(builder, params);
             builder.field("stopped", stopped);
             builder.endObject();
             return builder;

x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/dataframe/action/AbstractWireSerializingDataFrameTestCase.java

@@ -0,0 +1,44 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License;
+ * you may not use this file except in compliance with the Elastic License.
+ */
+
+package org.elasticsearch.xpack.core.dataframe.action;
+
+import org.elasticsearch.common.io.stream.NamedWriteableRegistry;
+import org.elasticsearch.common.io.stream.Writeable;
+import org.elasticsearch.common.settings.Settings;
+import org.elasticsearch.common.xcontent.NamedXContentRegistry;
+import org.elasticsearch.search.SearchModule;
+import org.elasticsearch.test.AbstractWireSerializingTestCase;
+import org.junit.Before;
+
+import static java.util.Collections.emptyList;
+
+public abstract class AbstractWireSerializingDataFrameTestCase<T extends Writeable> extends AbstractWireSerializingTestCase<T> {
+    /**
+     * Test case that ensures aggregation named objects are registered
+     */
+    private NamedWriteableRegistry namedWriteableRegistry;
+    private NamedXContentRegistry namedXContentRegistry;
+
+    @Before
+    public void registerAggregationNamedObjects() throws Exception {
+        // register aggregations as NamedWriteable
+        SearchModule searchModule = new SearchModule(Settings.EMPTY, false, emptyList());
+
+        namedWriteableRegistry = new NamedWriteableRegistry(searchModule.getNamedWriteables());
+        namedXContentRegistry = new NamedXContentRegistry(searchModule.getNamedXContents());
+    }
+
+    @Override
+    protected NamedWriteableRegistry getNamedWriteableRegistry() {
+        return namedWriteableRegistry;
+    }
+
+    @Override
+    protected NamedXContentRegistry xContentRegistry() {
+        return namedXContentRegistry;
+    }
+}

x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/dataframe/action/DeleteDataFrameTransformActionResponseTests.java

@@ -0,0 +1,22 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License;
+ * you may not use this file except in compliance with the Elastic License.
+ */
+
+package org.elasticsearch.xpack.core.dataframe.action;
+
+import org.elasticsearch.common.io.stream.Writeable.Reader;
+import org.elasticsearch.xpack.core.dataframe.action.DeleteDataFrameTransformAction.Response;
+
+public class DeleteDataFrameTransformActionResponseTests extends AbstractWireSerializingDataFrameTestCase<Response> {
+    @Override
+    protected Response createTestInstance() {
+        return new Response(randomBoolean());
+    }
+
+    @Override
+    protected Reader<Response> instanceReader() {
+        return Response::new;
+    }
+}

x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/dataframe/action/GetDataFrameTransformsActionResponseTests.java

@@ -6,23 +6,23 @@
 
 package org.elasticsearch.xpack.core.dataframe.action;
 
+import org.elasticsearch.common.io.stream.Writeable.Reader;
 import org.elasticsearch.common.logging.LoggerMessageFormat;
 import org.elasticsearch.common.xcontent.XContentBuilder;
 import org.elasticsearch.common.xcontent.XContentFactory;
 import org.elasticsearch.common.xcontent.XContentType;
 import org.elasticsearch.common.xcontent.support.XContentMapValues;
-import org.elasticsearch.test.ESTestCase;
-import org.elasticsearch.xpack.core.watcher.watch.Payload.XContent;
 import org.elasticsearch.xpack.core.dataframe.action.GetDataFrameTransformsAction.Response;
 import org.elasticsearch.xpack.core.dataframe.transforms.DataFrameTransformConfig;
 import org.elasticsearch.xpack.core.dataframe.transforms.DataFrameTransformConfigTests;
+import org.elasticsearch.xpack.core.watcher.watch.Payload.XContent;
 
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
 
-public class GetDataFrameTransformsActionResponseTests extends ESTestCase {
+public class GetDataFrameTransformsActionResponseTests extends AbstractWireSerializingDataFrameTestCase<Response> {
 
     public void testInvalidTransforms() throws IOException {
         List<DataFrameTransformConfig> transforms = new ArrayList<>();
@@ -66,4 +66,19 @@ public void testNoHeaderInResponse() throws IOException {
             assertEquals(null, XContentMapValues.extractValue("headers", transformsResponse.get(i)));
         }
     }
+
+    @Override
+    protected Response createTestInstance() {
+        List<DataFrameTransformConfig> configs = new ArrayList<>();
+        for (int i = 0; i < randomInt(10); ++i) {
+            configs.add(DataFrameTransformConfigTests.randomDataFrameTransformConfig());
+        }
+
+        return new Response(configs);
+    }
+
+    @Override
+    protected Reader<Response> instanceReader() {
+        return Response::new;
+    }
 }

x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/dataframe/action/GetDataFrameTransformsStatsActionResponseTests.java

@@ -0,0 +1,32 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License;
+ * you may not use this file except in compliance with the Elastic License.
+ */
+
+package org.elasticsearch.xpack.core.dataframe.action;
+
+import org.elasticsearch.common.io.stream.Writeable.Reader;
+import org.elasticsearch.xpack.core.dataframe.action.GetDataFrameTransformsStatsAction.Response;
+import org.elasticsearch.xpack.core.dataframe.transforms.DataFrameTransformStateAndStats;
+import org.elasticsearch.xpack.core.dataframe.transforms.DataFrameTransformStateAndStatsTests;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class GetDataFrameTransformsStatsActionResponseTests extends AbstractWireSerializingDataFrameTestCase<Response> {
+    @Override
+    protected Response createTestInstance() {
+        List<DataFrameTransformStateAndStats> stats = new ArrayList<>();
+        for (int i = 0; i < randomInt(10); ++i) {
+            stats.add(DataFrameTransformStateAndStatsTests.randomDataFrameTransformStateAndStats());
+        }
+
+        return new Response(stats);
+    }
+
+    @Override
+    protected Reader<Response> instanceReader() {
+        return Response::new;
+    }
+}

x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/dataframe/action/PreviewDataFrameTransformsActionResponseWireTests.java

@@ -0,0 +1,38 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License;
+ * you may not use this file except in compliance with the Elastic License.
+ */
+
+package org.elasticsearch.xpack.core.dataframe.action;
+
+import org.elasticsearch.common.io.stream.Writeable.Reader;
+import org.elasticsearch.xpack.core.dataframe.action.PreviewDataFrameTransformAction.Response;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+public class PreviewDataFrameTransformsActionResponseWireTests extends AbstractWireSerializingDataFrameTestCase<Response> {
+
+    @Override
+    protected Response createTestInstance() {
+        int size = randomIntBetween(0, 10);
+        List<Map<String, Object>> data = new ArrayList<>(size);
+        for (int i = 0; i < size; i++) {
+            Map<String, Object> datum = new HashMap<>();
+            Map<String, Object> entry = new HashMap<>();
+            entry.put("value1", randomIntBetween(1, 100));
+            datum.put(randomAlphaOfLength(10), entry);
+            data.add(datum);
+        }
+        return new Response(data);
+    }
+
+    @Override
+    protected Reader<Response> instanceReader() {
+        return Response::new;
+    }
+
+}

x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/dataframe/action/PutDataFrameTransformActionResponseTests.java

@@ -0,0 +1,24 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License;
+ * you may not use this file except in compliance with the Elastic License.
+ */
+
+package org.elasticsearch.xpack.core.dataframe.action;
+
+import org.elasticsearch.test.AbstractStreamableTestCase;
+import org.elasticsearch.xpack.core.dataframe.action.PutDataFrameTransformAction.Response;
+
+public class PutDataFrameTransformActionResponseTests extends AbstractStreamableTestCase<Response> {
+
+    @Override
+    protected Response createBlankInstance() {
+        return new Response();
+    }
+
+    @Override
+    protected Response createTestInstance() {
+        return new Response(randomBoolean());
+    }
+
+}

x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/dataframe/action/StartDataFrameTransformActionTests.java → x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/dataframe/action/StartDataFrameTransformActionRequestTests.java

@@ -10,7 +10,7 @@
 import org.elasticsearch.test.AbstractWireSerializingTestCase;
 import org.elasticsearch.xpack.core.dataframe.action.StartDataFrameTransformAction.Request;
 
-public class StartDataFrameTransformActionTests extends AbstractWireSerializingTestCase<Request> {
+public class StartDataFrameTransformActionRequestTests extends AbstractWireSerializingTestCase<Request> {
     @Override
     protected Request createTestInstance() {
         return new Request(randomAlphaOfLengthBetween(1, 20));

x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/dataframe/action/StartDataFrameTransformActionResponseTests.java

@@ -0,0 +1,24 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License;
+ * you may not use this file except in compliance with the Elastic License.
+ */
+
+package org.elasticsearch.xpack.core.dataframe.action;
+
+import org.elasticsearch.common.io.stream.Writeable.Reader;
+import org.elasticsearch.xpack.core.dataframe.action.StartDataFrameTransformAction.Response;
+
+public class StartDataFrameTransformActionResponseTests extends AbstractWireSerializingDataFrameTestCase<Response> {
+
+    @Override
+    protected Response createTestInstance() {
+        return new Response(randomBoolean());
+    }
+
+    @Override
+    protected Reader<Response> instanceReader() {
+        return Response::new;
+    }
+
+}

x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/dataframe/action/StopDataFrameTransformActionResponseTests.java

@@ -0,0 +1,24 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License;
+ * you may not use this file except in compliance with the Elastic License.
+ */
+
+package org.elasticsearch.xpack.core.dataframe.action;
+
+import org.elasticsearch.common.io.stream.Writeable.Reader;
+import org.elasticsearch.xpack.core.dataframe.action.StopDataFrameTransformAction.Response;
+
+public class StopDataFrameTransformActionResponseTests extends AbstractWireSerializingDataFrameTestCase<Response> {
+
+    @Override
+    protected Response createTestInstance() {
+        return new Response(randomBoolean());
+    }
+
+    @Override
+    protected Reader<Response> instanceReader() {
+        return Response::new;
+    }
+
+}