#    Licensed under the Apache License, Version 2.0 (the "License"); you may
#    not use this file except in compliance with the License. You may obtain
#    a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
#    Unless required by applicable law or agreed to in writing, software
#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
#    License for the specific language governing permissions and limitations
#    under the License.

import http.client
import uuid

from keystone.common import provider_api
import keystone.conf
from keystone.tests.common import auth as common_auth
from keystone.tests import unit
from keystone.tests.unit import base_classes
from keystone.tests.unit import ksfixtures

CONF = keystone.conf.CONF
PROVIDERS = provider_api.ProviderAPIs


def _create_limits_and_dependencies(domain_id=None):
    """Create limits and its dependencies for testing."""
    if not domain_id:
        domain_id = CONF.identity.default_domain_id

    service = PROVIDERS.catalog_api.create_service(
        uuid.uuid4().hex, unit.new_service_ref()
    )

    registered_limit = unit.new_registered_limit_ref(
        service_id=service['id'], id=uuid.uuid4().hex
    )
    registered_limits = PROVIDERS.unified_limit_api.create_registered_limits(
        [registered_limit]
    )
    registered_limit = registered_limits[0]

    domain_limit = unit.new_limit_ref(
        domain_id=domain_id,
        service_id=service['id'],
        resource_name=registered_limit['resource_name'],
        resource_limit=10,
        id=uuid.uuid4().hex,
    )

    project = PROVIDERS.resource_api.create_project(
        uuid.uuid4().hex, unit.new_project_ref(domain_id=domain_id)
    )

    project_limit = unit.new_limit_ref(
        project_id=project['id'],
        service_id=service['id'],
        resource_name=registered_limit['resource_name'],
        resource_limit=5,
        id=uuid.uuid4().hex,
    )
    limits = PROVIDERS.unified_limit_api.create_limits(
        [domain_limit, project_limit]
    )

    project_limit_id = None
    domain_limit_id = None
    for limit in limits:
        if limit.get('domain_id'):
            domain_limit_id = limit['id']
        else:
            project_limit_id = limit['id']

    return (project_limit_id, domain_limit_id)


class _UserLimitTests:
    """Common default functionality for all users except system admins."""

    def test_user_can_get_limit_model(self):
        with self.test_client() as c:
            c.get('/v3/limits/model', headers=self.headers)

    def test_user_can_get_a_limit(self):
        limit_id, _ = _create_limits_and_dependencies()

        with self.test_client() as c:
            r = c.get(f'/v3/limits/{limit_id}', headers=self.headers)
            self.assertEqual(limit_id, r.json['limit']['id'])

    def test_user_can_list_limits(self):
        project_limit_id, domain_limit_id = _create_limits_and_dependencies()

        with self.test_client() as c:
            r = c.get('/v3/limits', headers=self.headers)
            self.assertTrue(len(r.json['limits']) == 2)
            result = []
            for limit in r.json['limits']:
                result.append(limit['id'])

            self.assertIn(project_limit_id, result)
            self.assertIn(domain_limit_id, result)

    def test_user_cannot_create_limits(self):
        service = PROVIDERS.catalog_api.create_service(
            uuid.uuid4().hex, unit.new_service_ref()
        )

        registered_limit = unit.new_registered_limit_ref(
            service_id=service['id'], id=uuid.uuid4().hex
        )
        registered_limits = (
            PROVIDERS.unified_limit_api.create_registered_limits(
                [registered_limit]
            )
        )
        registered_limit = registered_limits[0]

        project = PROVIDERS.resource_api.create_project(
            uuid.uuid4().hex,
            unit.new_project_ref(domain_id=CONF.identity.default_domain_id),
        )

        create = {
            'limits': [
                unit.new_limit_ref(
                    project_id=project['id'],
                    service_id=service['id'],
                    resource_name=registered_limit['resource_name'],
                    resource_limit=5,
                )
            ]
        }

        with self.test_client() as c:
            c.post(
                '/v3/limits',
                json=create,
                headers=self.headers,
                expected_status_code=http.client.FORBIDDEN,
            )

    def test_user_cannot_update_limits(self):
        limit_id, _ = _create_limits_and_dependencies()

        update = {'limits': {'description': uuid.uuid4().hex}}

        with self.test_client() as c:
            c.patch(
                f'/v3/limits/{limit_id}',
                json=update,
                headers=self.headers,
                expected_status_code=http.client.FORBIDDEN,
            )

    def test_user_cannot_delete_limits(self):
        limit_id, _ = _create_limits_and_dependencies()

        with self.test_client() as c:
            c.delete(
                f'/v3/limits/{limit_id}',
                headers=self.headers,
                expected_status_code=http.client.FORBIDDEN,
            )


class SystemReaderTests(
    base_classes.TestCaseWithBootstrap,
    common_auth.AuthTestMixin,
    _UserLimitTests,
):
    def setUp(self):
        super().setUp()
        self.loadapp()
        self.useFixture(ksfixtures.Policy(self.config_fixture))
        self.config_fixture.config(group='oslo_policy', enforce_scope=True)

        system_reader = unit.new_user_ref(
            domain_id=CONF.identity.default_domain_id
        )
        self.user_id = PROVIDERS.identity_api.create_user(system_reader)['id']
        PROVIDERS.assignment_api.create_system_grant_for_user(
            self.user_id, self.bootstrapper.reader_role_id
        )

        auth = self.build_authentication_request(
            user_id=self.user_id,
            password=system_reader['password'],
            system=True,
        )

        # Grab a token using the persona we're testing and prepare headers
        # for requests we'll be making in the tests.
        with self.test_client() as c:
            r = c.post('/v3/auth/tokens', json=auth)
            self.token_id = r.headers['X-Subject-Token']
            self.headers = {'X-Auth-Token': self.token_id}


class SystemMemberTests(
    base_classes.TestCaseWithBootstrap,
    common_auth.AuthTestMixin,
    _UserLimitTests,
):
    def setUp(self):
        super().setUp()
        self.loadapp()
        self.useFixture(ksfixtures.Policy(self.config_fixture))
        self.config_fixture.config(group='oslo_policy', enforce_scope=True)

        system_member = unit.new_user_ref(
            domain_id=CONF.identity.default_domain_id
        )
        self.user_id = PROVIDERS.identity_api.create_user(system_member)['id']
        PROVIDERS.assignment_api.create_system_grant_for_user(
            self.user_id, self.bootstrapper.member_role_id
        )

        auth = self.build_authentication_request(
            user_id=self.user_id,
            password=system_member['password'],
            system=True,
        )

        # Grab a token using the persona we're testing and prepare headers
        # for requests we'll be making in the tests.
        with self.test_client() as c:
            r = c.post('/v3/auth/tokens', json=auth)
            self.token_id = r.headers['X-Subject-Token']
            self.headers = {'X-Auth-Token': self.token_id}


class SystemAdminTests(
    base_classes.TestCaseWithBootstrap, common_auth.AuthTestMixin
):
    def setUp(self):
        super().setUp()
        self.loadapp()
        self.useFixture(ksfixtures.Policy(self.config_fixture))
        self.config_fixture.config(group='oslo_policy', enforce_scope=True)

        # Reuse the system administrator account created during
        # ``keystone-manage bootstrap``
        self.user_id = self.bootstrapper.admin_user_id
        auth = self.build_authentication_request(
            user_id=self.user_id,
            password=self.bootstrapper.admin_password,
            system=True,
        )

        # Grab a token using the persona we're testing and prepare headers
        # for requests we'll be making in the tests.
        with self.test_client() as c:
            r = c.post('/v3/auth/tokens', json=auth)
            self.token_id = r.headers['X-Subject-Token']
            self.headers = {'X-Auth-Token': self.token_id}

    def test_user_can_get_a_limit(self):
        limit_id, _ = _create_limits_and_dependencies()

        with self.test_client() as c:
            r = c.get(f'/v3/limits/{limit_id}', headers=self.headers)
            self.assertEqual(limit_id, r.json['limit']['id'])

    def test_user_can_list_limits(self):
        project_limit_id, domain_limit_id = _create_limits_and_dependencies()

        with self.test_client() as c:
            r = c.get('/v3/limits', headers=self.headers)
            self.assertTrue(len(r.json['limits']) == 2)
            result = []
            for limit in r.json['limits']:
                result.append(limit['id'])

            self.assertIn(project_limit_id, result)
            self.assertIn(domain_limit_id, result)

    def test_user_can_create_limits(self):
        service = PROVIDERS.catalog_api.create_service(
            uuid.uuid4().hex, unit.new_service_ref()
        )

        registered_limit = unit.new_registered_limit_ref(
            service_id=service['id'], id=uuid.uuid4().hex
        )
        registered_limits = (
            PROVIDERS.unified_limit_api.create_registered_limits(
                [registered_limit]
            )
        )
        registered_limit = registered_limits[0]

        project = PROVIDERS.resource_api.create_project(
            uuid.uuid4().hex,
            unit.new_project_ref(domain_id=CONF.identity.default_domain_id),
        )

        create = {
            'limits': [
                unit.new_limit_ref(
                    project_id=project['id'],
                    service_id=service['id'],
                    resource_name=registered_limit['resource_name'],
                    resource_limit=5,
                )
            ]
        }

        with self.test_client() as c:
            c.post('/v3/limits', json=create, headers=self.headers)

    def test_user_can_update_limits(self):
        limit_id, _ = _create_limits_and_dependencies()

        update = {'limits': {'description': uuid.uuid4().hex}}

        with self.test_client() as c:
            c.patch(
                f'/v3/limits/{limit_id}', json=update, headers=self.headers
            )

    def test_user_can_delete_limits(self):
        limit_id, _ = _create_limits_and_dependencies()

        with self.test_client() as c:
            c.delete(f'/v3/limits/{limit_id}', headers=self.headers)


class DomainUserTests(
    base_classes.TestCaseWithBootstrap, common_auth.AuthTestMixin
):
    def setUp(self):
        super().setUp()
        self.loadapp()
        self.useFixture(ksfixtures.Policy(self.config_fixture))
        self.config_fixture.config(group='oslo_policy', enforce_scope=True)

        domain = PROVIDERS.resource_api.create_domain(
            uuid.uuid4().hex, unit.new_domain_ref()
        )
        self.domain_id = domain['id']
        domain_admin = unit.new_user_ref(domain_id=self.domain_id)
        self.user_id = PROVIDERS.identity_api.create_user(domain_admin)['id']
        PROVIDERS.assignment_api.create_grant(
            self.bootstrapper.admin_role_id,
            user_id=self.user_id,
            domain_id=self.domain_id,
        )

        auth = self.build_authentication_request(
            user_id=self.user_id,
            password=domain_admin['password'],
            domain_id=self.domain_id,
        )

        # Grab a token using the persona we're testing and prepare headers
        # for requests we'll be making in the tests.
        with self.test_client() as c:
            r = c.post('/v3/auth/tokens', json=auth)
            self.token_id = r.headers['X-Subject-Token']
            self.headers = {'X-Auth-Token': self.token_id}

    def test_user_can_get_project_limits_within_domain(self):
        project_limit_id, _ = _create_limits_and_dependencies(
            domain_id=self.domain_id
        )

        with self.test_client() as c:
            c.get(f'/v3/limits/{project_limit_id}', headers=self.headers)

    def test_user_can_get_domain_limits(self):
        _, domain_limit_id = _create_limits_and_dependencies(
            domain_id=self.domain_id
        )

        with self.test_client() as c:
            r = c.get(f'/v3/limits/{domain_limit_id}', headers=self.headers)
            self.assertEqual(self.domain_id, r.json['limit']['domain_id'])

    def test_user_cannot_get_project_limit_outside_domain(self):
        project_limit_id, _ = _create_limits_and_dependencies()

        with self.test_client() as c:
            c.get(
                f'/v3/limits/{project_limit_id}',
                headers=self.headers,
                expected_status_code=http.client.FORBIDDEN,
            )

    def test_user_cannot_get_domain_limits_for_other_domain(self):
        _, domain_limit_id = _create_limits_and_dependencies()

        with self.test_client() as c:
            c.get(
                f'/v3/limits/{domain_limit_id}',
                headers=self.headers,
                expected_status_code=http.client.FORBIDDEN,
            )

    def test_user_can_list_limits_within_domain(self):
        project_limit_id, domain_limit_id = _create_limits_and_dependencies(
            domain_id=self.domain_id
        )

        with self.test_client() as c:
            r = c.get('/v3/limits', headers=self.headers)
            result = []
            for limit in r.json['limits']:
                result.append(limit['id'])

            self.assertEqual(2, len(r.json['limits']))
            self.assertIn(project_limit_id, result)
            self.assertIn(domain_limit_id, result)

    def test_user_cannot_list_limits_outside_domain(self):
        _create_limits_and_dependencies()

        with self.test_client() as c:
            r = c.get('/v3/limits', headers=self.headers)
            self.assertEqual(0, len(r.json['limits']))

    def test_user_cannot_create_limits_for_domain(self):
        service = PROVIDERS.catalog_api.create_service(
            uuid.uuid4().hex, unit.new_service_ref()
        )

        registered_limit = unit.new_registered_limit_ref(
            service_id=service['id'], id=uuid.uuid4().hex
        )
        registered_limits = (
            PROVIDERS.unified_limit_api.create_registered_limits(
                [registered_limit]
            )
        )
        registered_limit = registered_limits[0]

        create = {
            'limits': [
                unit.new_limit_ref(
                    domain_id=self.domain_id,
                    service_id=service['id'],
                    resource_name=registered_limit['resource_name'],
                    resource_limit=5,
                )
            ]
        }

        with self.test_client() as c:
            c.post(
                '/v3/limits',
                json=create,
                headers=self.headers,
                expected_status_code=http.client.FORBIDDEN,
            )

    def test_user_cannot_create_limits_for_other_domain(self):
        service = PROVIDERS.catalog_api.create_service(
            uuid.uuid4().hex, unit.new_service_ref()
        )

        registered_limit = unit.new_registered_limit_ref(
            service_id=service['id'], id=uuid.uuid4().hex
        )
        registered_limits = (
            PROVIDERS.unified_limit_api.create_registered_limits(
                [registered_limit]
            )
        )
        registered_limit = registered_limits[0]

        create = {
            'limits': [
                unit.new_limit_ref(
                    domain_id=CONF.identity.default_domain_id,
                    service_id=service['id'],
                    resource_name=registered_limit['resource_name'],
                    resource_limit=5,
                )
            ]
        }

        with self.test_client() as c:
            c.post(
                '/v3/limits',
                json=create,
                headers=self.headers,
                expected_status_code=http.client.FORBIDDEN,
            )

    def test_user_cannot_create_limits_for_projects_in_domain(self):
        service = PROVIDERS.catalog_api.create_service(
            uuid.uuid4().hex, unit.new_service_ref()
        )

        registered_limit = unit.new_registered_limit_ref(
            service_id=service['id'], id=uuid.uuid4().hex
        )
        registered_limits = (
            PROVIDERS.unified_limit_api.create_registered_limits(
                [registered_limit]
            )
        )
        registered_limit = registered_limits[0]

        project = PROVIDERS.resource_api.create_project(
            uuid.uuid4().hex, unit.new_project_ref(domain_id=self.domain_id)
        )

        create = {
            'limits': [
                unit.new_limit_ref(
                    project_id=project['id'],
                    service_id=service['id'],
                    resource_name=registered_limit['resource_name'],
                    resource_limit=5,
                )
            ]
        }

        with self.test_client() as c:
            c.post(
                '/v3/limits',
                json=create,
                headers=self.headers,
                expected_status_code=http.client.FORBIDDEN,
            )

    def test_user_cannot_create_limits_for_projects_outside_domain(self):
        service = PROVIDERS.catalog_api.create_service(
            uuid.uuid4().hex, unit.new_service_ref()
        )

        registered_limit = unit.new_registered_limit_ref(
            service_id=service['id'], id=uuid.uuid4().hex
        )
        registered_limits = (
            PROVIDERS.unified_limit_api.create_registered_limits(
                [registered_limit]
            )
        )
        registered_limit = registered_limits[0]

        project = PROVIDERS.resource_api.create_project(
            uuid.uuid4().hex,
            unit.new_project_ref(domain_id=CONF.identity.default_domain_id),
        )

        create = {
            'limits': [
                unit.new_limit_ref(
                    project_id=project['id'],
                    service_id=service['id'],
                    resource_name=registered_limit['resource_name'],
                    resource_limit=5,
                )
            ]
        }

        with self.test_client() as c:
            c.post(
                '/v3/limits',
                json=create,
                headers=self.headers,
                expected_status_code=http.client.FORBIDDEN,
            )

    def test_user_cannot_update_limits_for_domain(self):
        _, domain_limit_id = _create_limits_and_dependencies(
            domain_id=self.domain_id
        )

        update = {'limit': {'resource_limit': 1}}

        with self.test_client() as c:
            c.patch(
                f'/v3/limits/{domain_limit_id}',
                json=update,
                headers=self.headers,
                expected_status_code=http.client.FORBIDDEN,
            )

    def test_user_cannot_update_limits_for_other_domain(self):
        _, domain_limit_id = _create_limits_and_dependencies()

        update = {'limit': {'resource_limit': 1}}

        with self.test_client() as c:
            c.patch(
                f'/v3/limits/{domain_limit_id}',
                json=update,
                headers=self.headers,
                expected_status_code=http.client.FORBIDDEN,
            )

    def test_user_cannot_update_limits_for_projects_in_domain(self):
        project_limit_id, _ = _create_limits_and_dependencies(
            domain_id=self.domain_id
        )

        update = {'limit': {'resource_limit': 1}}

        with self.test_client() as c:
            c.patch(
                f'/v3/limits/{project_limit_id}',
                headers=self.headers,
                json=update,
                expected_status_code=http.client.FORBIDDEN,
            )

    def test_user_cannot_update_limits_for_projects_outside_domain(self):
        project_limit_id, _ = _create_limits_and_dependencies()

        update = {'limit': {'resource_limit': 1}}

        with self.test_client() as c:
            c.patch(
                f'/v3/limits/{project_limit_id}',
                headers=self.headers,
                json=update,
                expected_status_code=http.client.FORBIDDEN,
            )

    def test_user_cannot_delete_limits_for_domain(self):
        _, domain_limit_id = _create_limits_and_dependencies(
            domain_id=self.domain_id
        )

        with self.test_client() as c:
            c.delete(
                f'/v3/limits/{domain_limit_id}',
                headers=self.headers,
                expected_status_code=http.client.FORBIDDEN,
            )

    def test_user_cannot_delete_limits_for_other_domain(self):
        _, domain_limit_id = _create_limits_and_dependencies()

        with self.test_client() as c:
            c.delete(
                f'/v3/limits/{domain_limit_id}',
                headers=self.headers,
                expected_status_code=http.client.FORBIDDEN,
            )

    def test_user_cannot_delete_limits_for_projects_in_domain(self):
        project_limit_id, _ = _create_limits_and_dependencies(
            domain_id=self.domain_id
        )

        with self.test_client() as c:
            c.delete(
                f'/v3/limits/{project_limit_id}',
                headers=self.headers,
                expected_status_code=http.client.FORBIDDEN,
            )

    def test_user_cannot_delete_limits_for_projects_outside_domain(self):
        project_limit_id, _ = _create_limits_and_dependencies()

        with self.test_client() as c:
            c.delete(
                f'/v3/limits/{project_limit_id}',
                headers=self.headers,
                expected_status_code=http.client.FORBIDDEN,
            )


class ProjectUserTests(
    base_classes.TestCaseWithBootstrap, common_auth.AuthTestMixin
):
    def setUp(self):
        super().setUp()
        self.loadapp()
        self.useFixture(ksfixtures.Policy(self.config_fixture))
        self.config_fixture.config(group='oslo_policy', enforce_scope=True)

        # Reuse the system administrator account created during
        # ``keystone-manage bootstrap``
        self.user_id = self.bootstrapper.admin_user_id
        auth = self.build_authentication_request(
            user_id=self.user_id,
            password=self.bootstrapper.admin_password,
            project_id=self.bootstrapper.project_id,
        )

        # Grab a token using the persona we're testing and prepare headers
        # for requests we'll be making in the tests.
        with self.test_client() as c:
            r = c.post('/v3/auth/tokens', json=auth)
            self.token_id = r.headers['X-Subject-Token']
            self.headers = {'X-Auth-Token': self.token_id}

    def test_user_can_get_project_limit(self):
        project_limit_id, _ = _create_limits_and_dependencies()

        limit = PROVIDERS.unified_limit_api.get_limit(project_limit_id)
        # NOTE(lbragstad): Project users are only allowed to list limits for a
        # project if they actually have a role assignment on the project and
        # call the API with a project-scoped token.
        PROVIDERS.assignment_api.create_grant(
            self.bootstrapper.reader_role_id,
            user_id=self.user_id,
            project_id=limit['project_id'],
        )
        auth = self.build_authentication_request(
            user_id=self.user_id,
            password=self.bootstrapper.admin_password,
            project_id=limit['project_id'],
        )
        with self.test_client() as c:
            r = c.post('/v3/auth/tokens', json=auth)
            token_id = r.headers['X-Subject-Token']
            headers = {'X-Auth-Token': token_id}

        with self.test_client() as c:
            r = c.get(f'/v3/limits/{project_limit_id}', headers=headers)

    def test_user_cannot_get_project_limit_without_role_assignment(self):
        project_limit_id, _ = _create_limits_and_dependencies()

        with self.test_client() as c:
            c.get(
                f'/v3/limits/{project_limit_id}',
                headers=self.headers,
                expected_status_code=http.client.FORBIDDEN,
            )

    def test_user_cannot_get_domain_limit(self):
        _, domain_limit_id = _create_limits_and_dependencies()

        with self.test_client() as c:
            c.get(
                f'/v3/limits/{domain_limit_id}',
                headers=self.headers,
                expected_status_code=http.client.FORBIDDEN,
            )

    def test_user_can_list_limits(self):
        project_limit_id, _ = _create_limits_and_dependencies()

        limit = PROVIDERS.unified_limit_api.get_limit(project_limit_id)
        # NOTE(lbragstad): Project users are only allowed to list limits for a
        # project if they actually have a role assignment on the project and
        # call the API with a project-scoped token.
        PROVIDERS.assignment_api.create_grant(
            self.bootstrapper.reader_role_id,
            user_id=self.user_id,
            project_id=limit['project_id'],
        )
        auth = self.build_authentication_request(
            user_id=self.user_id,
            password=self.bootstrapper.admin_password,
            project_id=limit['project_id'],
        )
        with self.test_client() as c:
            r = c.post('/v3/auth/tokens', json=auth)
            token_id = r.headers['X-Subject-Token']
            headers = {'X-Auth-Token': token_id}

        with self.test_client() as c:
            r = c.get('/v3/limits', headers=headers)
            self.assertTrue(len(r.json['limits']) == 1)
            self.assertEqual(project_limit_id, r.json['limits'][0]['id'])

    def test_user_cannot_list_limits_without_project_role_assignment(self):
        _create_limits_and_dependencies()

        with self.test_client() as c:
            r = c.get('/v3/limits', headers=self.headers)
            self.assertEqual(0, len(r.json['limits']))

    def test_user_can_get_limit_model(self):
        with self.test_client() as c:
            c.get('/v3/limits/model', headers=self.headers)

    def test_user_cannot_create_limits(self):
        service = PROVIDERS.catalog_api.create_service(
            uuid.uuid4().hex, unit.new_service_ref()
        )

        registered_limit = unit.new_registered_limit_ref(
            service_id=service['id'], id=uuid.uuid4().hex
        )
        registered_limits = (
            PROVIDERS.unified_limit_api.create_registered_limits(
                [registered_limit]
            )
        )
        registered_limit = registered_limits[0]

        project = PROVIDERS.resource_api.create_project(
            uuid.uuid4().hex,
            unit.new_project_ref(domain_id=CONF.identity.default_domain_id),
        )

        create = {
            'limits': [
                unit.new_limit_ref(
                    project_id=project['id'],
                    service_id=service['id'],
                    resource_name=registered_limit['resource_name'],
                    resource_limit=5,
                )
            ]
        }

        with self.test_client() as c:
            c.post(
                '/v3/limits',
                json=create,
                headers=self.headers,
                expected_status_code=http.client.FORBIDDEN,
            )

    def test_user_cannot_update_limits(self):
        limit_id, _ = _create_limits_and_dependencies()

        update = {'limits': {'description': uuid.uuid4().hex}}

        with self.test_client() as c:
            c.patch(
                f'/v3/limits/{limit_id}',
                json=update,
                headers=self.headers,
                expected_status_code=http.client.FORBIDDEN,
            )

    def test_user_cannot_delete_limits(self):
        limit_id, _ = _create_limits_and_dependencies()

        with self.test_client() as c:
            c.delete(
                f'/v3/limits/{limit_id}',
                headers=self.headers,
                expected_status_code=http.client.FORBIDDEN,
            )


class ProjectUserTestsWithoutEnforceScope(ProjectUserTests):
    def setUp(self):
        super().setUp()
        self.config_fixture.config(group='oslo_policy', enforce_scope=False)
