cloud-fan commented on a change in pull request #28576:
URL: https://github.com/apache/spark/pull/28576#discussion_r427337528
##########
File path:
sql/catalyst/src/test/scala/org/apache/spark/sql/util/TimestampFormatterSuite.scala
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@@ -291,4 +291,95 @@ class TimestampFormatterSuite extends SparkFunSuite with
SQLHelper with Matchers
}
}
}
+
+ test("parsing hour with various patterns") {
+ def createFormatter(pattern: String): TimestampFormatter = {
+ // Use `SIMPLE_DATE_FORMAT`, so that the legacy parser also fails with
invalid value range.
+ TimestampFormatter(pattern, ZoneOffset.UTC,
LegacyDateFormats.SIMPLE_DATE_FORMAT, false)
+ }
+
+ withClue("HH") {
+ val formatter = createFormatter("yyyy-MM-dd HH")
+
+ val micros1 = formatter.parse("2009-12-12 00")
+ assert(micros1 === TimeUnit.SECONDS.toMicros(
+ LocalDateTime.of(2009, 12, 12, 0, 0, 0).toEpochSecond(ZoneOffset.UTC)))
+
+ val micros2 = formatter.parse("2009-12-12 15")
+ assert(micros2 === TimeUnit.SECONDS.toMicros(
+ LocalDateTime.of(2009, 12, 12, 15, 0,
0).toEpochSecond(ZoneOffset.UTC)))
Review comment:
It's UT, which is whitebox testing. It's clear from the code that the
time parsing is unrelated to the value of year
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