# Copyright 2014 Rackspace Hosting
# All rights reserved
#
# Author: Betsy Luzader <betsy.luzader@rackspace.com>
#
# 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.


from designate.tests.functional.api import v2


class ApiV2BlacklistsTest(v2.ApiV2TestCase):
    def setUp(self):
        super().setUp()

    def test_get_blacklists(self):
        # Set the policy file as this is an admin-only API
        self.policy({'find_blacklists': '@'})

        response = self.client.get('/blacklists/')

        # Check the headers are what we expect
        self.assertEqual(200, response.status_int)
        self.assertEqual('application/json', response.content_type)

        # Check the body structure is what we expect
        self.assertIn('blacklists', response.json)
        self.assertIn('links', response.json)
        self.assertIn('self', response.json['links'])

        # Test with 0 blacklists
        self.assertEqual(0, len(response.json['blacklists']))

        data = [self.create_blacklist(
            pattern='x-%s.org.' % i) for i in range(0, 10)]

        self._assert_paging(data, '/blacklists', key='blacklists')

    def test_get_blacklist(self):
        blacklist = self.create_blacklist(fixture=0)

        # Set the policy file as this is an admin-only API
        self.policy({'get_blacklist': '@'})

        response = self.client.get('/blacklists/%s' % blacklist['id'],
                                   headers=[('Accept', 'application/json')])

        # Verify the headers
        self.assertEqual(200, response.status_int)
        self.assertEqual('application/json', response.content_type)

        # Verify the body structure
        self.assertIn('links', response.json)
        self.assertIn('self', response.json['links'])

        # Verify the returned values
        self.assertIn('id', response.json)
        self.assertIn('created_at', response.json)
        self.assertIsNone(response.json['updated_at'])
        self.assertEqual(self.get_blacklist_fixture(0)['pattern'],
                         response.json['pattern'])

    def test_get_bkaclist_invalid_id(self):
        self._assert_invalid_uuid(self.client.get, '/blacklists/%s')

    def test_create_blacklist(self):
        self.policy({'create_blacklist': '@'})
        fixture = self.get_blacklist_fixture(0)
        response = self.client.post_json('/blacklists/', fixture)

        # Verify the headers
        self.assertEqual(201, response.status_int)
        self.assertEqual('application/json', response.content_type)

        # Verify the body structure
        self.assertIn('links', response.json)
        self.assertIn('self', response.json['links'])

        # Verify the returned values
        self.assertIn('id', response.json)
        self.assertIn('created_at', response.json)
        self.assertIsNone(response.json['updated_at'])
        self.assertEqual(fixture['pattern'],
                         response.json['pattern'])

    def test_delete_blacklist(self):
        blacklist = self.create_blacklist(fixture=0)
        self.policy({'delete_blacklist': '@'})

        self.client.delete('/blacklists/%s' % blacklist['id'], status=204)

    def test_delete_bkaclist_invalid_id(self):
        self._assert_invalid_uuid(self.client.delete, '/blacklists/%s')

    def test_update_blacklist(self):
        blacklist = self.create_blacklist(fixture=0)
        self.policy({'update_blacklist': '@'})

        # Prepare the update body
        body = {'description': 'prefix-%s' % blacklist['description']}

        response = self.client.patch_json('/blacklists/%s' %
                                          blacklist['id'], body,
                                          status=200)

        # Verify the headers
        self.assertEqual(200, response.status_int)
        self.assertEqual('application/json', response.content_type)

        # Verify the body structure
        self.assertIn('links', response.json)
        self.assertIn('self', response.json['links'])

        # Verify the returned values
        self.assertIn('id', response.json)
        self.assertIsNotNone(response.json['updated_at'])
        self.assertEqual('prefix-%s' % blacklist['description'],
                         response.json['description'])

    def test_update_blacklist_json_patch_not_implemented(self):
        self._assert_exception(
            'unknown', 500, self.client.patch_json,
            '/blacklists/04955322-1d35-4761-949c-89fcec220de6',
            {'description': 'Tester'},
            content_type='application/json-patch+json'
        )

    def test_update_blacklist_invalid_id(self):
        self._assert_invalid_uuid(self.client.patch_json, '/blacklists/%s')

    def test_get_blacklists_filter(self):
        # Add blacklists for testing
        self.policy({'create_blacklists': '@'})
        fixtures = [
            self.get_blacklist_fixture(fixture=0),
            self.get_blacklist_fixture(fixture=1)
        ]

        for fixture in fixtures:
            response = self.client.post_json('/blacklists/', fixture)

        get_urls = [
            # Filter by Pattern
            '/blacklists?pattern=blacklisted.com.',
            '/blacklists?pattern=blacklisted*'
        ]

        correct_results = [1, 2]

        for get_url, correct_result in zip(get_urls, correct_results):
            self.policy({'find_blacklists': '@'})
            response = self.client.get(get_url)

            # Check the headers are what we expect
            self.assertEqual(200, response.status_int)
            self.assertEqual('application/json', response.content_type)

            # Check that the correct number of recordsets match
            self.assertEqual(correct_result, len(response.json['blacklists']))

    def test_invalid_blacklist_filter(self):
        url = '/blacklists?description=test'
        self.policy({'find_blacklists': '@'})
        self._assert_exception('bad_request', 400, self.client.get, url)

    def test_create_invalid_denylist_pattern(self):
        self.policy({'create_blacklist': '@'})
        body = {
            'description': 'This is the description.'
        }

        url = '/blacklists/'

        # doing each pattern individually so upon error one can trace
        # back to the exact line number
        body['pattern'] = ''
        self._assert_exception(
            'invalid_object', 400, self.client.post_json, url, body)

        body['pattern'] = '#(*&^%$%$#@$'
        self._assert_exception(
            'invalid_object', 400, self.client.post_json, url, body)

        body['pattern'] = 'a' * 1000
        self._assert_exception(
            'invalid_object', 400, self.client.post_json, url, body)

    def test_update_invalid_denylist_pattern(self):
        blacklist = self.create_blacklist(fixture=0)
        self.policy({'update_blacklist': '@'})

        url = ('/blacklists/%s' % blacklist['id'])

        # doing each pattern individually so upon error one can trace
        # back to the exact line number
        body = {'pattern': ''}
        self._assert_exception(
            'invalid_object', 400, self.client.patch_json, url, body,
            status=400)

        body = {'pattern': '#(*&^%$%$#@$'}
        self._assert_exception(
            'invalid_object', 400, self.client.patch_json, url, body,
            status=400)

        body = {'pattern': 'a' * 1000}
        self._assert_exception(
            'invalid_object', 400, self.client.patch_json, url, body,
            status=400)
