fix: missing SortOrder fallback reason in range partitioning (#2716)

Author: andygrove

spark/src/main/scala/org/apache/comet/rules/CometExecRule.scala

@@ -887,7 +887,7 @@ case class CometExecRule(session: SparkSession) extends Rule[SparkPlan] {
         var supported = true
         for (o <- orderings) {
           if (QueryPlanSerde.exprToProto(o, inputs).isEmpty) {
-            withInfo(s, s"unsupported range partitioning sort order: $o")
+            withInfo(s, s"unsupported range partitioning sort order: $o", o)
             supported = false
             // We don't short-circuit in case there is more than one unsupported expression
             // to provide info for.

spark/src/test/scala/org/apache/comet/CometExpressionSuite.scala

@@ -74,9 +74,11 @@ class CometExpressionSuite extends CometTestBase with AdaptiveSparkPlanHelper {
     df.createOrReplaceTempView("tbl")
 
     withSQLConf(CometConf.getExprAllowIncompatConfigKey("SortOrder") -> "false") {
-      checkSparkAnswerAndFallbackReason(
+      checkSparkAnswerAndFallbackReasons(
         "select * from tbl order by 1, 2",
-        "unsupported range partitioning sort order")
+        Set(
+          "unsupported range partitioning sort order",
+          "Sorting on floating-point is not 100% compatible with Spark"))
     }
   }
 

spark/src/test/scala/org/apache/spark/sql/CometTestBase.scala

@@ -271,6 +271,13 @@ abstract class CometTestBase
     checkSparkAnswerAndFallbackReasons(df, Set(fallbackReason))
   }
 
+  /** Check for the correct results as well as the expected fallback reasons */
+  protected def checkSparkAnswerAndFallbackReasons(
+      query: String,
+      fallbackReasons: Set[String]): (SparkPlan, SparkPlan) = {
+    checkSparkAnswerAndFallbackReasons(sql(query), fallbackReasons)
+  }
+
   /** Check for the correct results as well as the expected fallback reasons */
   protected def checkSparkAnswerAndFallbackReasons(
       df: => DataFrame,