sunchao commented on a change in pull request #29792:
URL: https://github.com/apache/spark/pull/29792#discussion_r493726234
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File path:
sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/optimizer/UnwrapCastInBinaryComparisonSuite.scala
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@@ -67,6 +77,23 @@ class UnwrapCastInBinaryComparisonSuite extends PlanTest
with ExpressionEvalHelp
assertEquivalent(castInt(f) <=> v.toInt, f <=> v)
assertEquivalent(castInt(f) <= v.toInt, f === v)
assertEquivalent(castInt(f) < v.toInt, falseIfNotNull(f))
+
+ val d = Float.NegativeInfinity
+ assertEquivalent(castDouble(f2) > d.toDouble, f2 =!= d)
Review comment:
it is rounding down, see below for a test on this.
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