1 files changed, 52 insertions, 0 deletions
diff --git a/core/src/test/java/org/elasticsearch/action/admin/indices/mapping/get/GetFieldMappingsResponseTests.java b/core/src/test/java/org/elasticsearch/action/admin/indices/mapping/get/GetFieldMappingsResponseTests.java
new file mode 100644
index 0000000000..4dc396323c
--- /dev/null
+++ b/core/src/test/java/org/elasticsearch/action/admin/indices/mapping/get/GetFieldMappingsResponseTests.java
@@ -0,0 +1,52 @@
+/*
+ * Licensed to Elasticsearch under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch 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.
+ */
+
+package org.elasticsearch.action.admin.indices.mapping.get;
+
+import org.elasticsearch.action.admin.indices.mapping.get.GetFieldMappingsResponse.FieldMappingMetaData;
+import org.elasticsearch.common.bytes.BytesArray;
+import org.elasticsearch.common.io.stream.BytesStreamOutput;
+import org.elasticsearch.common.io.stream.StreamInput;
+import org.elasticsearch.test.ESTestCase;
+
+import java.io.IOException;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Map;
+
+public class GetFieldMappingsResponseTests extends ESTestCase {
+
+    public void testSerialization() throws IOException {
+        Map<String, Map<String, Map<String, FieldMappingMetaData>>> mappings = new HashMap<>();
+        FieldMappingMetaData fieldMappingMetaData = new FieldMappingMetaData("my field", new BytesArray("{}"));
+        mappings.put("index", Collections.singletonMap("type", Collections.singletonMap("field", fieldMappingMetaData)));
+        GetFieldMappingsResponse response = new GetFieldMappingsResponse(mappings);
+
+        try (BytesStreamOutput out = new BytesStreamOutput()) {
+            response.writeTo(out);
+            GetFieldMappingsResponse serialized = new GetFieldMappingsResponse();
+            try (StreamInput in = StreamInput.wrap(out.bytes().toBytesRef().bytes)) {
+                serialized.readFrom(in);
+                FieldMappingMetaData metaData = serialized.fieldMappings("index", "type", "field");
+                assertNotNull(metaData);
+                assertEquals(new BytesArray("{}"), metaData.getSource());
+            }
+        }
+    }
+}