API: Remove implicit matching of datetime.date with DatetimeIndex/Timestamp in indexing and merging tests

Author: Aniketsy

pandas/tests/indexes/datetimes/test_indexing.py

@@ -516,10 +516,9 @@ class TestGetIndexer:
     def test_get_indexer_date_objs(self):
         rng = date_range("1/1/2000", periods=20)
 
-        with pytest.raises(
-            TypeError, match="Cannot compare Timestamp with datetime.date"
-        ):
-            rng.get_indexer(rng.map(lambda x: x.date()))
+        result = rng.get_indexer(rng.map(lambda x: x.date()))
+        expected = np.full(len(rng), -1, dtype=np.intp)
+        tm.assert_numpy_array_equal(result, expected)
 
     def test_get_indexer(self):
         idx = date_range("2000-01-01", periods=3)

pandas/tests/reshape/merge/test_merge.py

@@ -2132,17 +2132,17 @@ def test_dtype_on_categorical_dates(self):
 
         expected_outer = DataFrame(
             [
-                [pd.Timestamp("2001-01-01"), 1.1, 1.3],
-                [pd.Timestamp("2001-01-02"), 1.3, np.nan],
-                [pd.Timestamp("2001-01-03"), np.nan, 1.4],
+                [date("2001-01-01"), 1.1, 1.3],
+                [date("2001-01-02"), 1.3, np.nan],
+                [date("2001-01-03"), np.nan, 1.4],
             ],
             columns=["date", "num2", "num4"],
         )
         result_outer = merge(df, df2, how="outer", on=["date"])
         tm.assert_frame_equal(result_outer, expected_outer)
 
         expected_inner = DataFrame(
-            [[pd.Timestamp("2001-01-01"), 1.1, 1.3]],
+            [[date("2001-01-01"), 1.1, 1.3]],
             columns=["date", "num2", "num4"],
         )
         result_inner = merge(df, df2, how="inner", on=["date"])