Github user HyukjinKwon commented on a diff in the pull request:
https://github.com/apache/spark/pull/20280#discussion_r161929011
--- Diff: python/pyspark/sql/tests.py ---
@@ -2306,18 +2306,20 @@ def test_toDF_with_schema_string(self):
self.assertEqual(df.schema.simpleString(),
"struct<key:string,value:string>")
self.assertEqual(df.collect(), [Row(key=str(i), value=str(i)) for
i in range(100)])
- # field names can differ.
- df = rdd.toDF(" a: int, b: string ")
--- End diff --
But wasn't this testing `field names can differ.` by user's schema input?
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