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-rw-r--r--tests/dataframe/unit/test_functions.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/tests/dataframe/unit/test_functions.py b/tests/dataframe/unit/test_functions.py
index befa68b..556001c 100644
--- a/tests/dataframe/unit/test_functions.py
+++ b/tests/dataframe/unit/test_functions.py
@@ -1278,7 +1278,7 @@ class TestFunctions(unittest.TestCase):
col = SF.concat(SF.col("cola"), SF.col("colb"))
self.assertEqual("CONCAT(cola, colb)", col.sql())
col_single = SF.concat("cola")
- self.assertEqual("cola", col_single.sql())
+ self.assertEqual("CONCAT(cola)", col_single.sql())
def test_array_position(self):
col_str = SF.array_position("cola", SF.col("colb"))