Method test_empty_clauses

test/sql/test_operators.py:1506–1519

(self, op, str_op, str_continue, str_continue_2)

        (or_, "or_", r"false", "False"),
    )
    def test_empty_clauses(self, op, str_op, str_continue, str_continue_2):
        # these warning classes will change to ArgumentError when the
        # deprecated behavior is disabled

        with expect_deprecated(
            re.escape(
                f"Invoking {str_op}() without arguments is deprecated, and "
                "will be disallowed in a future release.   For an empty "
                f"{str_op}() construct, use "
                f"'{str_op}({str_continue}(), *args)' or "
                f"'{str_op}({str_continue_2}, *args)'."
            )
        ):
            op()

    def test_empty_construct_for_whereclause(self):
        eq_(BooleanClauseList._construct_for_whereclause(()), None)