# Copyright 2014 Amazon.com, Inc. or its affiliates. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"). You
# may not use this file except in compliance with the License. A copy of
# the License is located at
#
# http://aws.amazon.com/apache2.0/
#
# or in the "license" file accompanying this file. This file 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 botocore.session
from botocore.stub import Stubber

from tests import BaseSessionTest, ClientHTTPStubber, unittest


class TestRoute53Pagination(unittest.TestCase):
    def setUp(self):
        self.session = botocore.session.get_session()
        self.client = self.session.create_client('route53', 'us-west-2')
        self.stubber = Stubber(self.client)
        # response has required fields
        self.response = {
            'HostedZones': [],
            'Marker': '',
            'IsTruncated': True,
            'MaxItems': '1',
        }
        self.operation_name = 'list_hosted_zones'
        self.final_params = {}

    def _store_final_params(self, params, **kwargs):
        self.final_params = params

    def test_route53_id_conversion(self):
        # This conversion is handled in the before-parameter-build event, but
        # because the stubber asserts on the same event first, we don't see
        # the modified value meaning we need to use a custom handler
        self.client.meta.events.register_last(
            'before-parameter-build',
            self._store_final_params,
        )

        self.stubber.add_response(self.operation_name, self.response)
        with self.stubber:
            self.client.list_hosted_zones(DelegationSetId='/foo/abc123')
        self.assertEqual(self.final_params.get('DelegationSetId'), 'abc123')

    def test_paginate_with_max_items_int(self):
        # Route53 has a string type for MaxItems.  We need to ensure that this
        # still works with integers as the cli auto converts the page size
        # argument to an integer.
        self.stubber.add_response(self.operation_name, self.response)
        paginator = self.client.get_paginator('list_hosted_zones')
        with self.stubber:
            config = {'PageSize': 1}
            results = list(paginator.paginate(PaginationConfig=config))
            self.assertTrue(len(results) >= 0)

    def test_paginate_with_max_items_str(self):
        # Route53 has a string type for MaxItems.  We need to ensure that this
        # still works with strings as that's the expected type for this key.
        self.stubber.add_response(self.operation_name, self.response)
        paginator = self.client.get_paginator('list_hosted_zones')
        with self.stubber:
            config = {'PageSize': '1'}
            results = list(paginator.paginate(PaginationConfig=config))
            self.assertTrue(len(results) >= 0)


class TestRoute53EndpointResolution(BaseSessionTest):
    def create_stubbed_client(self, service_name, region_name, **kwargs):
        client = self.session.create_client(
            service_name, region_name, **kwargs
        )
        http_stubber = ClientHTTPStubber(client)
        http_stubber.start()
        http_stubber.add_response()
        return client, http_stubber

    def test_unregionalized_client_endpoint_resolution(self):
        client, stubber = self.create_stubbed_client('route53', 'us-west-2')
        client.list_geo_locations()
        expected_url = 'https://route53.amazonaws.com/'
        self.assertTrue(stubber.requests[0].url.startswith(expected_url))

    def test_unregionalized_client_with_unknown_region(self):
        client, stubber = self.create_stubbed_client('route53', 'not-real')
        client.list_geo_locations()
        expected_url = 'https://route53.amazonaws.com/'
        self.assertTrue(stubber.requests[0].url.startswith(expected_url))
