[TEST] Added unittests for InternalSampler

1 files changed, 45 insertions, 0 deletions

diff --git a/core/src/test/java/org/elasticsearch/search/aggregations/bucket/sampler/InternalSamplerTests.java b/core/src/test/java/org/elasticsearch/search/aggregations/bucket/sampler/InternalSamplerTests.java
new file mode 100644
index 0000000000..1c4fb6d2a6
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+++ b/core/src/test/java/org/elasticsearch/search/aggregations/bucket/sampler/InternalSamplerTests.java
@@ -0,0 +1,45 @@
+/*
+ * 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.search.aggregations.bucket.sampler;
+
+import org.elasticsearch.common.io.stream.Writeable;
+import org.elasticsearch.search.aggregations.InternalAggregations;
+import org.elasticsearch.search.aggregations.bucket.InternalSingleBucketAggregationTestCase;
+import org.elasticsearch.search.aggregations.pipeline.PipelineAggregator;
+
+import java.util.List;
+import java.util.Map;
+
+public class InternalSamplerTests extends InternalSingleBucketAggregationTestCase<InternalSampler> {
+    @Override
+    protected InternalSampler createTestInstance(String name, long docCount, InternalAggregations aggregations,
+                                                 List<PipelineAggregator> pipelineAggregators, Map<String, Object> metaData) {
+        return new InternalSampler(name, docCount, aggregations, pipelineAggregators, metaData);
+    }
+
+    @Override
+    protected void extraAssertReduced(InternalSampler reduced, List<InternalSampler> inputs) {
+        // Nothing extra to assert
+    }
+
+    @Override
+    protected Writeable.Reader<InternalSampler> instanceReader() {
+        return InternalSampler::new;
+    }
+}
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