decimal array works now

Author: andrewgsavage

pandas/tests/extension/decimal/test_decimal.py

@@ -259,10 +259,6 @@ def test_series_repr(self, data):
     def test_unary_ufunc_dunder_equivalence(self, data, ufunc):
         super().test_unary_ufunc_dunder_equivalence(data, ufunc)
 
-    @pytest.mark.xfail(reason="DecimalArray.round is not implemented.")
-    def test_round(self, data):
-        super().test_round(data)
-
 
 def test_take_na_value_other_decimal():
     arr = DecimalArray([decimal.Decimal("1.0"), decimal.Decimal("2.0")])