Two more tests

Author: shmuelhanoch

x-pack/plugin/esql/compute/src/main/java/org/elasticsearch/compute/operator/topn/ResultBuilder.java

@@ -63,6 +63,7 @@ static ResultBuilder resultBuilderFor(
             case NULL -> new ResultBuilderForNull(blockFactory);
             case DOC -> new ResultBuilderForDoc(blockFactory, positions);
             case AGGREGATE_METRIC_DOUBLE -> new ResultBuilderForAggregateMetricDouble(blockFactory, positions);
+            case DATE_RANGE -> new ResultBuilderForDateRange(blockFactory, positions);
             default -> {
                 assert false : "Result builder for [" + elementType + "]";
                 throw new UnsupportedOperationException("Result builder for [" + elementType + "]");

x-pack/plugin/esql/compute/src/main/java/org/elasticsearch/compute/operator/topn/ResultBuilderForDateRange.java

@@ -0,0 +1,56 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0; you may not use this file except in compliance with the Elastic License
+ * 2.0.
+ */
+
+package org.elasticsearch.compute.operator.topn;
+
+import org.apache.lucene.util.BytesRef;
+import org.elasticsearch.compute.data.DateRangeBlockBuilder;
+import org.elasticsearch.compute.data.Block;
+import org.elasticsearch.compute.data.BlockFactory;
+import org.elasticsearch.index.mapper.BlockLoader;
+
+import java.util.List;
+
+public class ResultBuilderForDateRange implements ResultBuilder {
+
+    private final DateRangeBlockBuilder builder;
+
+    ResultBuilderForDateRange(BlockFactory blockFactory, int positions) {
+        this.builder = blockFactory.newDateRangeBlockBuilder(positions);
+    }
+
+    @Override
+    public void decodeKey(BytesRef keys) {
+        throw new AssertionError("DateRangeBlock can't be a key");
+    }
+
+    @Override
+    public void decodeValue(BytesRef values) {
+        int count = TopNEncoder.DEFAULT_UNSORTABLE.decodeVInt(values);
+        if (count == 0) {
+            builder.appendNull();
+        } else {
+            builder.from().appendLong(TopNEncoder.DEFAULT_UNSORTABLE.decodeLong(values));
+            builder.to().appendLong(TopNEncoder.DEFAULT_UNSORTABLE.decodeLong(values));
+        }
+    }
+
+    @Override
+    public Block build() {
+        return builder.build();
+    }
+
+    @Override
+    public String toString() {
+        return "ResultBuilderForDateRange";
+    }
+
+    @Override
+    public void close() {
+        builder.close();
+    }
+}

x-pack/plugin/esql/compute/src/test/java/org/elasticsearch/compute/data/VectorBuilderTests.java

@@ -34,7 +34,8 @@ public static List<Object[]> params() {
                 || e == ElementType.NULL
                 || e == ElementType.DOC
                 || e == ElementType.COMPOSITE
-                || e == ElementType.AGGREGATE_METRIC_DOUBLE) {
+                || e == ElementType.AGGREGATE_METRIC_DOUBLE
+                || e == ElementType.DATE_RANGE) {
                 continue;
             }
             params.add(new Object[] { e });