MaxGekk commented on a change in pull request #25942: [SPARK-29242][SQL][TEST]
Check results of expression examples
URL: https://github.com/apache/spark/pull/25942#discussion_r328803928
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File path: sql/core/src/test/scala/org/apache/spark/sql/SQLQuerySuite.scala
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@@ -140,6 +141,62 @@ class SQLQuerySuite extends QueryTest with
SharedSparkSession {
}
}
+ test("check outputs of expression examples") {
+ def unindentAndTrim(s: String): String = {
+ s.replaceAll("\n\\s+", "\n").trim
+ }
+ val exampleRe = """^(.+);\n(?s)(.+)$""".r
+ val ignoreSet = Set(
+ // One of examples shows getting the current timestamp
+ "org.apache.spark.sql.catalyst.expressions.UnixTimestamp",
+ // Random output without a seed
+ "org.apache.spark.sql.catalyst.expressions.Rand",
+ "org.apache.spark.sql.catalyst.expressions.Randn",
+ "org.apache.spark.sql.catalyst.expressions.Shuffle",
+ "org.apache.spark.sql.catalyst.expressions.Uuid",
+ // The example call methods that return unstable results.
+ "org.apache.spark.sql.catalyst.expressions.CallMethodViaReflection",
+ // Fails on parsing `SELECT 2 mod 1.8`:
Review comment:
I have fixed 3 out of 4. I will open a ticket for the last one.
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