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path: root/keystoneclient/tests/utils.py
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#    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 logging
import sys
import time

import fixtures
import httpretty
import mock
from mox3 import mox
import requests
import six
from six.moves.urllib import parse as urlparse
import testtools

from keystoneclient.openstack.common import jsonutils


class TestCase(testtools.TestCase):
    TEST_DOMAIN_ID = '1'
    TEST_DOMAIN_NAME = 'aDomain'
    TEST_TENANT_ID = '1'
    TEST_TENANT_NAME = 'aTenant'
    TEST_TOKEN = 'aToken'
    TEST_TRUST_ID = 'aTrust'
    TEST_USER = 'test'

    TEST_ROOT_URL = 'http://127.0.0.1:5000/'

    def setUp(self):
        super(TestCase, self).setUp()
        self.mox = mox.Mox()
        self.logger = self.useFixture(fixtures.FakeLogger(level=logging.DEBUG))
        self.time_patcher = mock.patch.object(time, 'time', lambda: 1234)
        self.time_patcher.start()

    def tearDown(self):
        self.time_patcher.stop()
        self.mox.UnsetStubs()
        self.mox.VerifyAll()
        super(TestCase, self).tearDown()

    def stub_url(self, method, parts=None, base_url=None, json=None, **kwargs):
        if not base_url:
            base_url = self.TEST_URL

        if json:
            kwargs['body'] = jsonutils.dumps(json)
            kwargs['content_type'] = 'application/json'

        if parts:
            url = '/'.join([p.strip('/') for p in [base_url] + parts])
        else:
            url = base_url

        httpretty.register_uri(method, url, **kwargs)

    def assertRequestBodyIs(self, body=None, json=None):
        last_request_body = httpretty.last_request().body
        if six.PY3:
            last_request_body = last_request_body.decode('utf-8')

        if json:
            val = jsonutils.loads(last_request_body)
            self.assertEqual(json, val)
        elif body:
            self.assertEqual(body, last_request_body)

    def assertQueryStringIs(self, qs=''):
        """Verify the QueryString matches what is expected.

        The qs parameter should be of the format \'foo=bar&abc=xyz\'
        """
        expected = urlparse.parse_qs(qs)
        self.assertEqual(expected, httpretty.last_request().querystring)

    def assertQueryStringContains(self, **kwargs):
        qs = httpretty.last_request().querystring

        for k, v in six.iteritems(kwargs):
            self.assertIn(k, qs)
            self.assertIn(v, qs[k])

    def assertRequestHeaderEqual(self, name, val):
        """Verify that the last request made contains a header and its value

        The request must have already been made and httpretty must have been
        activated for the request.
        """
        headers = httpretty.last_request().headers
        self.assertEqual(headers.get(name), val)


if tuple(sys.version_info)[0:2] < (2, 7):

    def assertDictEqual(self, d1, d2, msg=None):
        # Simple version taken from 2.7
        self.assertIsInstance(d1, dict,
                              'First argument is not a dictionary')
        self.assertIsInstance(d2, dict,
                              'Second argument is not a dictionary')
        if d1 != d2:
            if msg:
                self.fail(msg)
            else:
                standardMsg = '%r != %r' % (d1, d2)
                self.fail(standardMsg)

    TestCase.assertDictEqual = assertDictEqual


class TestResponse(requests.Response):
    """Class used to wrap requests.Response and provide some
       convenience to initialize with a dict.
    """

    def __init__(self, data):
        self._text = None
        super(TestResponse, self).__init__()
        if isinstance(data, dict):
            self.status_code = data.get('status_code', 200)
            headers = data.get('headers')
            if headers:
                self.headers.update(headers)
            # Fake the text attribute to streamline Response creation
            # _content is defined by requests.Response
            self._content = data.get('text')
        else:
            self.status_code = data

    def __eq__(self, other):
        return self.__dict__ == other.__dict__

    @property
    def text(self):
        return self.content