Method assert_negative_api_retval

test/vpp_papi_provider.py:255–265

Expect API failure - used with with, e.g.:: with self.vapi.assert_negative_api_retval(): self.vapi. ..

(self)

        return self

    def assert_negative_api_retval(self):
        """Expect API failure - used with with, e.g.::

            with self.vapi.assert_negative_api_retval():
                self.vapi.<api call expected to fail>

        ..
        """
        self._expect_stack.append(self._expect_api_retval)
        self._expect_api_retval = self._negative
        return self

    def assert_known_api_retval(self, retvals: list[int]):
        """Expect API to have a certain return value used with with, e.g.::