MaxGekk commented on a change in pull request #34852:
URL: https://github.com/apache/spark/pull/34852#discussion_r767432344
##########
File path: sql/core/src/test/scala/org/apache/spark/sql/MiscFunctionsSuite.scala
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@@ -56,6 +57,23 @@ class MiscFunctionsSuite extends QueryTest with
SharedSparkSession {
assert(e.getMessage.contains("current_user"))
}
}
+
+ test("SPARK-37591: AES functions - GCM mode") {
+ Seq(
+ ("abcdefghijklmnop", ""),
+ ("abcdefghijklmnop", "abcdefghijklmnop"),
+ ("abcdefghijklmnop12345678", "Spark"),
+ ("abcdefghijklmnop12345678ABCDEFGH", "GCM mode")
+ ).foreach { case (key, input) =>
+ val df = Seq((key, input)).toDF("key", "input")
+ val encrypted = df.selectExpr("aes_encrypt(input, key, 'GCM', 'NONE') AS
enc", "input", "key")
+ assert(encrypted.schema("enc").dataType === BinaryType)
+ assert(encrypted.filter($"enc" === $"input").isEmpty)
+ val result = encrypted.selectExpr(
+ "CAST(aes_decrypt(enc, key, 'GCM', 'NONE') AS STRING) AS res", "input")
+ assert(!result.filter($"res" === $"input").isEmpty)
Review comment:
I would rather move other tests for misc functions from
`DataFrameFunctionsSuite` to the dedicated `MiscFunctionsSuite`. I was thinking
of moving all AES related tests here but decided to don't do unrelated changes.
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