zhengruifeng opened a new pull request, #38670: URL: https://github.com/apache/spark/pull/38670
### What changes were proposed in this pull request? use `assert_eq` in `PandasOnSparkTestCase` to compare dataframes ### Why are the changes needed? show detailed error message before: ``` Traceback (most recent call last): File "/home/jenkins/python/pyspark/sql/tests/connect/test_connect_basic.py", line 244, in test_fill_na self.assertTrue( AssertionError: False is not true ``` after: ``` AssertionError: DataFrame.iloc[:, 0] (column name="id") are different DataFrame.iloc[:, 0] (column name="id") values are different (100.0 %) [index]: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9] [left]: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9] [right]: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10] Left: id id int64 dtype: object Right: id id int64 dtype: object ``` ### Does this PR introduce _any_ user-facing change? No, test only ### How was this patch tested? existing UT -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org