import copy
import json
import requests

from keystoneclient.generic import client
from tests import utils


class DiscoverKeystoneTests(utils.UnauthenticatedTestCase):
    def setUp(self):
        super(DiscoverKeystoneTests, self).setUp()
        self.TEST_RESPONSE_DICT = {
            "versions": {
                "values": [{
                    "id": "v2.0",
                    "status": "beta",
                    "updated": "2011-11-19T00:00:00Z",
                    "links": [
                        {"rel": "self",
                         "href": "http://127.0.0.1:5000/v2.0/", },
                        {"rel": "describedby",
                         "type": "text/html",
                         "href": "http://docs.openstack.org/api/"
                         "openstack-identity-service/2.0/content/", },
                        {"rel": "describedby",
                         "type": "application/pdf",
                         "href": "http://docs.openstack.org/api/"
                                 "openstack-identity-service/2.0/"
                                 "identity-dev-guide-2.0.pdf", },
                        {"rel": "describedby",
                         "type": "application/vnd.sun.wadl+xml",
                         "href": "http://127.0.0.1:5000/v2.0/identity.wadl", }
                    ],
                    "media-types": [{
                        "base": "application/xml",
                        "type": "application/vnd.openstack.identity-v2.0+xml",
                    }, {
                        "base": "application/json",
                        "type": "application/vnd.openstack.identity-v2.0+json",
                    }],
                }],
            },
        }
        self.TEST_REQUEST_HEADERS = {
            'User-Agent': 'python-keystoneclient',
            'Accept': 'application/json',
        }

    def test_get_versions(self):
        resp = utils.TestResponse({
            "status_code": 200,
            "text": json.dumps(self.TEST_RESPONSE_DICT),
        })

        kwargs = copy.copy(self.TEST_REQUEST_BASE)
        kwargs['headers'] = self.TEST_REQUEST_HEADERS
        requests.request('GET',
                         self.TEST_ROOT_URL,
                         **kwargs).AndReturn((resp))
        self.mox.ReplayAll()

        cs = client.Client()
        versions = cs.discover(self.TEST_ROOT_URL)
        self.assertIsInstance(versions, dict)
        self.assertIn('message', versions)
        self.assertIn('v2.0', versions)
        self.assertEquals(
            versions['v2.0']['url'],
            self.TEST_RESPONSE_DICT['versions']['values'][0]['links'][0]
            ['href'])

    def test_get_version_local(self):
        resp = utils.TestResponse({
            "status_code": 200,
            "text": json.dumps(self.TEST_RESPONSE_DICT),
        })
        kwargs = copy.copy(self.TEST_REQUEST_BASE)
        kwargs['headers'] = self.TEST_REQUEST_HEADERS
        requests.request('GET',
                         "http://localhost:35357",
                         **kwargs).AndReturn((resp))
        self.mox.ReplayAll()

        cs = client.Client()
        versions = cs.discover()
        self.assertIsInstance(versions, dict)
        self.assertIn('message', versions)
        self.assertIn('v2.0', versions)
        self.assertEquals(
            versions['v2.0']['url'],
            self.TEST_RESPONSE_DICT['versions']['values'][0]['links'][0]
            ['href'])