def test_iadd(self, evt):
        rval = event.ReturnValue(append_events=[evt])
        rval2 = event.ReturnValue(eat=True, append_events=[evt])
        rset = event.ResultSet()

        rset += rval
        rset += rval2
        rset += None
        assert rset.eat
        assert rset.append_events == [evt, evt]
def approve(self, user_id=None, service=""):
        """
        Approve the verification attempt for user

        Valid attempt statuses when calling this method:
            `submitted`, `approved`, `denied`

        After method completes:
            status is set to `approved`
            expiry_date is set to one year from now
        """
        self.expiry_date = now() + timedelta(
            days=settings.VERIFY_STUDENT["DAYS_GOOD_FOR"]
        )
        super(SoftwareSecurePhotoVerification, self).approve(user_id, service)