Pass boolean literal for date directly in Cast

Author: MaxGekk

sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/Cast.scala

@@ -1068,7 +1068,7 @@ case class Cast(child: Expression, dataType: DataType, timeZoneId: Option[String
       case StringType =>
         val intOpt = ctx.freshVariable("intOpt", classOf[Option[Integer]])
         val zid = getZoneId()
-        val sv = ctx.addReferenceObj("supportSpecialValues", supportSpecialValues)
+        val sv = supportSpecialValues.toString
         (c, evPrim, evNull) =>
           code"""
           scala.Option<Integer> $intOpt =

sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/expressions/CastSuite.scala

@@ -1201,13 +1201,16 @@ class CastSuite extends SparkFunSuite with ExpressionEvalHelper {
     }
   }
 
-  test("cast special timestamp value") {
+  test("cast special timestamp and date value") {
     withSQLConf(SQLConf.DIALECT.key -> SQLConf.Dialect.POSTGRESQL.toString) {
       checkEvaluation(cast(Literal("epoch"), TimestampType, Option("UTC")),
         new Timestamp(0))
+      checkEvaluation(cast(Literal("epoch"), DateType, Option("UTC")),
+        new Date(0))
     }
     withSQLConf(SQLConf.DIALECT.key -> SQLConf.Dialect.SPARK.toString) {
       checkEvaluation(cast(Literal("epoch"), TimestampType, Option("UTC")), null)
+      checkEvaluation(cast(Literal("epoch"), DateType, Option("UTC")), null)
     }
   }
 }