bito-code-review[bot] commented on code in PR #37890:
URL: https://github.com/apache/superset/pull/37890#discussion_r2793193001
##########
tests/unit_tests/db_engine_specs/test_kusto.py:
##########
@@ -139,3 +139,71 @@ def test_timegrain_expressions(in_duration: str,
expected_result: str) -> None:
col=col, pdf=None, time_grain=in_duration
)
assert str(actual_result) == expected_result
+
+
+def test_epoch_to_dttm() -> None:
+ """
+ Test that KQL engine spec returns correct epoch to datetime conversion
template.
+ """
+ result = KustoKqlEngineSpec.epoch_to_dttm()
+ assert result == "unixtime_seconds_todatetime({col})"
+
+
+def test_epoch_ms_to_dttm() -> None:
+ """
+ Test that KQL engine spec returns correct epoch milliseconds to datetime
conversion template.
+ """
+ result = KustoKqlEngineSpec.epoch_ms_to_dttm()
+ assert result == "unixtime_milliseconds_todatetime({col})"
+
+
+def test_handle_null_filter() -> None:
+ """
+ Test that KQL engine spec uses isnull/isnotnull functions for null filters.
+ """
+ from superset.utils.core import FilterOperator
+
+ test_col = column("test_column")
+
+ # Test IS_NULL - should return isnull(col)
+ result_null = KustoKqlEngineSpec.handle_null_filter(
+ test_col, FilterOperator.IS_NULL
+ )
+ assert str(result_null) == "isnull(test_column)"
+
+ # Test IS_NOT_NULL - should return isnotnull(col)
+ result_not_null = KustoKqlEngineSpec.handle_null_filter(
+ test_col, FilterOperator.IS_NOT_NULL
+ )
+ assert str(result_not_null) == "isnotnull(test_column)"
+
+ # Test invalid operator - should raise ValueError
+ with pytest.raises(ValueError, match="Invalid null filter operator"):
+ KustoKqlEngineSpec.handle_null_filter(test_col, "INVALID_OPERATOR")
+
+
[email protected](
+ "raw_query,expected_query",
Review Comment:
<div>
<div id="suggestion">
<div id="issue"><b>Incorrect parametrize argument type</b></div>
<div id="fix">
Change the first argument of `@pytest.mark.parametrize` from a string to a
tuple: `("raw_query", "expected_query")` instead of
`"raw_query,expected_query"`.
</div>
<details>
<summary>
<b>Code suggestion</b>
</summary>
<blockquote>Check the AI-generated fix before applying</blockquote>
<div id="code">
````suggestion
("raw_query", "expected_query"),
````
</div>
</details>
</div>
<small><i>Code Review Run #5fbda0</i></small>
</div>
---
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- [ ] Yes, avoid them
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