cloud-fan commented on a change in pull request #23304: [SPARK-26353][SQL]Add
typed aggregate functions: max&&min
URL: https://github.com/apache/spark/pull/23304#discussion_r245677186
##########
File path:
sql/core/src/test/java/test/org/apache/spark/sql/Java8DatasetAggregatorSuite.java
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@@ -66,4 +66,40 @@ public void testTypedAggregationSumLong() {
Arrays.asList(new Tuple2<>("a", 3L), new Tuple2<>("b", 3L)),
agged.collectAsList());
}
+
+ @Test
+ public void testTypedAggregationMinDouble() {
+ KeyValueGroupedDataset<String, Tuple2<String, Integer>> grouped =
generateGroupedDataset();
+ Dataset<Tuple2<String, Double>> agged = grouped.agg(typed.min(v ->
(double)v._2()));
+ Assert.assertEquals(
+ Arrays.asList(new Tuple2<>("a", 1.0), new Tuple2<>("b", 3.0)),
Review comment:
4 space indentation
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