test: fix tests for datafusion and clickhouse

Author: NickCrews

ibis/backends/tests/test_generic.py

@@ -1783,9 +1783,6 @@ def test_cast(con, from_type, to_type, from_val, expected):
                 pytest.mark.notimpl(
                     ["polars"], reason="casts to 1672531200000000000 (nanoseconds)"
                 ),
-                pytest.mark.notimpl(
-                    ["datafusion"], reason="casts to 1672531200000000 (microseconds)"
-                ),
                 pytest.mark.notimpl(["mysql"], reason="returns 20230101000000"),
                 pytest.mark.notyet(["mssql"], raises=PyODBCDataError),
             ],

ibis/backends/tests/test_temporal.py

@@ -813,11 +813,6 @@ def convert_to_offset(x):
                     raises=PyAthenaOperationalError,
                     reason="not supported in hive",
                 ),
-                pytest.mark.notyet(
-                    ["datafusion"],
-                    raises=Exception,
-                    reason="pyarrow.lib.ArrowNotImplementedError: Unsupported cast",
-                ),
                 pytest.mark.notimpl(
                     ["oracle"],
                     raises=com.OperationNotDefinedError,
@@ -1477,7 +1472,7 @@ def test_date_literal(con, backend):
     "impala": "TIMESTAMP",
     "snowflake": "TIMESTAMP_NTZ",
     "sqlite": "text",
-    "trino": "timestamp(3)",
+    "trino": "timestamp(0)",
     "athena": "timestamp(3)",
     "duckdb": "TIMESTAMP",
     "postgres": "timestamp without time zone",