Github user zjffdu commented on a diff in the pull request:
https://github.com/apache/spark/pull/17222#discussion_r110113683
--- Diff: python/pyspark/sql/tests.py ---
@@ -436,6 +436,20 @@ def test_udf_with_order_by_and_limit(self):
res.explain(True)
self.assertEqual(res.collect(), [Row(id=0, copy=0)])
+ def test_non_existed_udf(self):
+ try:
+ self.spark.udf.registerJavaFunction("udf1", "non_existed_udf")
+ self.fail("should fail due to can not load java udf class")
+ except py4j.protocol.Py4JError as e:
+ self.assertTrue("Can not load class non_existed_udf" in e.desc)
+
+ def test_non_existed_udaf(self):
+ try:
+ self.spark.udf.registerJavaFunction("udf1", "non_existed_udaf")
--- End diff --
Correct, fixed ð
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