xinrong-meng commented on code in PR #38921:
URL: https://github.com/apache/spark/pull/38921#discussion_r1041642310
##########
python/pyspark/sql/tests/connect/test_connect_function.py:
##########
@@ -410,6 +410,67 @@ def test_aggregation_functions(self):
sdf.groupBy("a").agg(SF.percentile_approx(sdf.b, [0.1,
0.9])).toPandas(),
)
+ def test_string_functions(self):
+ from pyspark.sql import functions as SF
+ from pyspark.sql.connect import functions as CF
+
+ query = """
+ SELECT * FROM VALUES
+ (' ab ', 'ab ', NULL), (' ab', NULL, 'ab')
+ AS tab(a, b, c)
+ """
+ # +--------+-----+----+
+ # | a| b| c|
+ # +--------+-----+----+
+ # | ab |ab |null|
+ # | ab| null| ab|
+ # +--------+-----+----+
Review Comment:
Thanks!
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