himadripal commented on code in PR #1385: URL: https://github.com/apache/datafusion-comet/pull/1385#discussion_r1968652251
########## spark/src/test/scala/org/apache/comet/CometCastSuite.scala: ########## @@ -1126,27 +1129,33 @@ class CometCastSuite extends CometTestBase with AdaptiveSparkPlanHelper { val cometMessage = if (cometException.getCause != null) cometException.getCause.getMessage else cometException.getMessage - if (CometSparkSessionExtensions.isSpark40Plus) { - // for Spark 4 we expect to sparkException carries the message - assert( - sparkException.getMessage - .replace(".WITH_SUGGESTION] ", "]") - .startsWith(cometMessage)) - } else if (CometSparkSessionExtensions.isSpark34Plus) { - // for Spark 3.4 we expect to reproduce the error message exactly - assert(cometMessage == sparkMessage) + // for comet decimal conversion throws ArrowError(string) from arrow - across spark versions the message dont match. + if (sparkMessage.contains("cannot be represented as")) { + cometMessage.contains("cannot be represented as") || cometMessage.contains( + "too large to store") } else { Review Comment: > Another way to remove the if block is to convert the error message to make it similar to Spark This is the place that we are defining Spark error messages https://github.com/apache/datafusion-comet/blob/main/native/spark-expr/src/error.rs#L36 You can check how these are used This one I checked - problem here is from native execution, we get back `Arrow(ArrowError)` which only has a string, precision and scale information is not present. Also to construct an error message from a string - we need to check specific string in the message. We can try to change the ArrowError to have parameter but that will be a big change. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: github-unsubscr...@datafusion.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: github-unsubscr...@datafusion.apache.org For additional commands, e-mail: github-h...@datafusion.apache.org