def setUpTestData(cls):
        batch_num = 0
        section_num = 0
        voter_num = 0
        party_num = 0
        position_num = 0
        candidate_num = 0
        num_elections = 2
        voters = list()
        positions = dict()
        for i in range(num_elections):
            election = Election.objects.create(name='Election {}'.format(i))
            positions[str(election.name)] = list()

            num_batches = 2
            for j in range(num_batches):
                batch = Batch.objects.create(year=batch_num, election=election)
                batch_num += 1

                num_sections = 2 if j == 0 else 1
                for k in range(num_sections):
                    section = Section.objects.create(
                        section_name=str(section_num)
                    )
                    section_num += 1

                    num_students = 2
                    for l in range(num_students):
                        voter = User.objects.create(
                            username='user{}'.format(voter_num),
                            first_name=str(voter_num),
                            last_name=str(voter_num),
                            type=UserType.VOTER
                        )
                        voter.set_password('voter')
                        voter.save()
                        voter_num += 1

                        VoterProfile.objects.create(
                            user=voter,
                            batch=batch,
                            section=section
                        )

                        voters.append(voter)

            num_positions = 3
            for i in range(num_positions):
                position = CandidatePosition.objects.create(
                    position_name='Position {}'.format(position_num),
                    election=election
                )

                positions[str(election.name)].append(position)

                position_num += 1

            num_parties = 3
            for j in range(num_parties):
                party = CandidateParty.objects.create(
                    party_name='Party {}'.format(party_num),
                    election=election
                )
                party_num += 1

                if j != 2:  # Let every third party have no candidates.
                    num_positions = 3
                    for k in range(num_positions):
                        position = positions[str(election.name)][k]

                        candidate = Candidate.objects.create(
                            user=voters[candidate_num],
                            party=party,
                            position=position,
                            election=election
                        )

                        Vote.objects.create(
                            user=voters[candidate_num],
                            candidate=candidate,
                            election=election
                        )

                        candidate_num += 1

        # Let's give one candidate an additional vote to really make sure that
        # we all got the correct number of votes.
        Vote.objects.create(
            user=voters[0],
            # NOTE: The voter in voter[1] is a Position 1 candidate of
            #       Party 1, where the voter in voter[0] is a member.
            candidate=Candidate.objects.get(user=voters[1]),
            election=Election.objects.get(name='Election 0')
        )

        _admin = User.objects.create(username='admin', type=UserType.ADMIN)
        _admin.set_password('root')
        _admin.save()
def _create_swdb_environment(self, env_id, pkg_types, groups):
        comps_env = self._base.comps._environment_by_id(env_id)
        if not comps_env:
            self._raise_or_warn(self._skip_unavailable, _("Environment id '%s' is not available.") % env_id)
            return None

        swdb_env = self._base.history.env.new(env_id, comps_env.name, comps_env.ui_name, pkg_types)

        try:
            for grp in groups:
                id = grp["id"]
                self._assert_type(id, str, "environments.groups.id", "string")
                installed = grp["installed"]
                self._assert_type(installed, bool, "environments.groups.installed", "boolean")
                group_type = grp["group_type"]
                self._assert_type(group_type, str, "environments.groups.group_type", "string")

                try:
                    group_type = libdnf.transaction.stringToCompsPackageType(group_type)
                except libdnf.error.Error as e:
                    raise TransactionError(str(e))

                if group_type not in (
                    libdnf.transaction.CompsPackageType_MANDATORY,
                    libdnf.transaction.CompsPackageType_OPTIONAL
                ):
                    raise TransactionError(
                        _('Invalid value "{group_type}" of environments.groups.group_type, '
                            'only "mandatory" or "optional" is supported.'
                        ).format(group_type=grp["group_type"])
                    )

                swdb_env.addGroup(id, installed, group_type)
        except KeyError as e:
            raise TransactionError(
                _('Missing object key "{key}" in environments.groups.').format(key=e.args[0])
            )

        return swdb_env