cloud-fan commented on a change in pull request #28766:
URL: https://github.com/apache/spark/pull/28766#discussion_r437966472
##########
File path:
sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/util/DatetimeFormatterSuite.scala
##########
@@ -51,4 +79,36 @@ trait DatetimeFormatterSuite extends SparkFunSuite with
SQLHelper with Matchers
pattern =>
intercept[SparkUpgradeException](checkFormatterCreation(pattern, true))
}
}
+
+ test("SPARK-31939: Fix Parsing day of year when year field pattern is
missing") {
+ // resolved to queryable LocaleDate or fail directly
+ assertEqual("yyyy-dd-DD", "2020-29-60", date(2020, 2, 29))
+ assertError("yyyy-dd-DD", "2020-02-60",
+ "Field DayOfMonth 29 differs from DayOfMonth 2 derived from 2020-02-29")
Review comment:
shall we remove `derived from 2020-02-29`? looks confusing.
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