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# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2011 OpenStack Foundation.
# 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. 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 os
import socket
import urllib2
import mock
import routes
import six
import webob
from openstack.common.deprecated import wsgi
from openstack.common import exception
from tests import utils
TEST_VAR_DIR = os.path.abspath(os.path.join(os.path.dirname(__file__),
'..', '..', 'var'))
class RequestTest(utils.BaseTestCase):
def test_content_type_missing(self):
request = wsgi.Request.blank('/tests/123', method='POST')
request.body = "<body />"
self.assertEqual(None, request.get_content_type())
def test_content_type_unsupported(self):
request = wsgi.Request.blank('/tests/123', method='POST')
request.headers["Content-Type"] = "text/html"
request.body = "asdf<br />"
self.assertRaises(exception.InvalidContentType,
request.get_content_type)
def test_content_type_with_charset(self):
request = wsgi.Request.blank('/tests/123')
request.headers["Content-Type"] = "application/json; charset=UTF-8"
result = request.get_content_type()
self.assertEqual(result, "application/json")
def test_content_type_with_given_content_types(self):
request = wsgi.Request.blank('/tests/123')
request.headers["Content-Type"] = "application/new-type;"
result = request.get_content_type(["application/json",
"application/new-type"])
self.assertEqual(result, "application/new-type")
def test_content_type_from_accept_xml(self):
request = wsgi.Request.blank('/tests/123')
request.headers["Accept"] = "application/xml"
result = request.best_match_content_type()
self.assertEqual(result, "application/xml")
request = wsgi.Request.blank('/tests/123')
request.headers["Accept"] = "application/json"
result = request.best_match_content_type()
self.assertEqual(result, "application/json")
request = wsgi.Request.blank('/tests/123')
request.headers["Accept"] = "application/xml, application/json"
result = request.best_match_content_type()
self.assertEqual(result, "application/json")
request = wsgi.Request.blank('/tests/123')
request.headers["Accept"] = ("application/json; q=0.3, "
"application/xml; q=0.9")
result = request.best_match_content_type()
self.assertEqual(result, "application/xml")
def test_content_type_from_query_extension(self):
request = wsgi.Request.blank('/tests/123.xml')
result = request.best_match_content_type()
self.assertEqual(result, "application/xml")
request = wsgi.Request.blank('/tests/123.json')
result = request.best_match_content_type()
self.assertEqual(result, "application/json")
request = wsgi.Request.blank('/tests/123.invalid')
result = request.best_match_content_type()
self.assertEqual(result, "application/json")
def test_content_type_accept_and_query_extension(self):
request = wsgi.Request.blank('/tests/123.xml')
request.headers["Accept"] = "application/json"
result = request.best_match_content_type()
self.assertEqual(result, "application/xml")
def test_content_type_accept_default(self):
request = wsgi.Request.blank('/tests/123.unsupported')
request.headers["Accept"] = "application/unsupported1"
result = request.best_match_content_type()
self.assertEqual(result, "application/json")
def test_content_type_accept_with_given_content_types(self):
request = wsgi.Request.blank('/tests/123')
request.headers["Accept"] = "application/new_type"
result = request.best_match_content_type(["application/new_type"])
self.assertEqual(result, "application/new_type")
class ActionDispatcherTest(utils.BaseTestCase):
def test_dispatch(self):
serializer = wsgi.ActionDispatcher()
serializer.create = lambda x: x
self.assertEqual(serializer.dispatch('pants', action='create'),
'pants')
def test_dispatch_action_None(self):
serializer = wsgi.ActionDispatcher()
serializer.create = lambda x: x + ' pants'
serializer.default = lambda x: x + ' trousers'
self.assertEqual(serializer.dispatch('Two', action=None),
'Two trousers')
def test_dispatch_default(self):
serializer = wsgi.ActionDispatcher()
serializer.create = lambda x: x + ' pants'
serializer.default = lambda x: x + ' trousers'
self.assertEqual(serializer.dispatch('Two', action='update'),
'Two trousers')
class ResponseHeadersSerializerTest(utils.BaseTestCase):
def test_default(self):
serializer = wsgi.ResponseHeadersSerializer()
response = webob.Response()
serializer.serialize(response, {'v': '123'}, 'asdf')
self.assertEqual(response.status_int, 200)
def test_custom(self):
class Serializer(wsgi.ResponseHeadersSerializer):
def update(self, response, data):
response.status_int = 404
response.headers['X-Custom-Header'] = data['v']
serializer = Serializer()
response = webob.Response()
serializer.serialize(response, {'v': '123'}, 'update')
self.assertEqual(response.status_int, 404)
self.assertEqual(response.headers['X-Custom-Header'], '123')
class DictSerializerTest(utils.BaseTestCase):
def test_dispatch_default(self):
serializer = wsgi.DictSerializer()
self.assertEqual(serializer.serialize({}, 'NonExistantAction'), '')
class XMLDictSerializerTest(utils.BaseTestCase):
def test_xml(self):
input_dict = dict(servers=dict(a=(2, 3)))
expected_xml = """<servers xmlns="asdf">
<a>(2,3)</a>
</servers>"""
serializer = wsgi.XMLDictSerializer(xmlns="asdf")
result = serializer.serialize(input_dict)
result = result.replace('\n', '').replace(' ', '')
expected_xml = expected_xml.replace('\n', '').replace(' ', '')
self.assertEqual(result, expected_xml)
class JSONDictSerializerTest(utils.BaseTestCase):
def test_json(self):
input_dict = dict(servers=dict(a=(2, 3)))
expected_json = '{"servers":{"a":[2,3]}}'
serializer = wsgi.JSONDictSerializer()
result = serializer.serialize(input_dict)
result = result.replace('\n', '').replace(' ', '')
self.assertEqual(result, expected_json)
def test_object_unicode(self):
class TestUnicode:
def __unicode__(self):
return six.u('TestUnicode')
input_dict = dict(cls=TestUnicode())
expected_str = '{"cls":"TestUnicode"}'
serializer = wsgi.JSONDictSerializer()
result = serializer.serialize(input_dict)
result = result.replace('\n', '').replace(' ', '')
self.assertEqual(result, expected_str)
class TextDeserializerTest(utils.BaseTestCase):
def test_dispatch_default(self):
deserializer = wsgi.TextDeserializer()
self.assertEqual(deserializer.deserialize({}, 'update'), {})
class JSONDeserializerTest(utils.BaseTestCase):
def test_json(self):
data = """{"a": {
"a1": "1",
"a2": "2",
"bs": ["1", "2", "3", {"c": {"c1": "1"}}],
"d": {"e": "1"},
"f": "1"}}"""
as_dict = {
'body': {
'a': {
'a1': '1',
'a2': '2',
'bs': ['1', '2', '3', {'c': {'c1': '1'}}],
'd': {'e': '1'},
'f': '1',
},
},
}
deserializer = wsgi.JSONDeserializer()
self.assertEqual(deserializer.deserialize(data), as_dict)
class XMLDeserializerTest(utils.BaseTestCase):
def test_xml(self):
xml = """
<a a1="1" a2="2">
<bs><b>1</b><b>2</b><b>3</b><b><c c1="1"/></b></bs>
<d><e>1</e></d>
<f>1</f>
</a>
""".strip()
as_dict = {
'body': {
'a': {
'a1': '1',
'a2': '2',
'bs': ['1', '2', '3', {'c': {'c1': '1'}}],
'd': {'e': '1'},
'f': '1',
},
},
}
metadata = {'plurals': {'bs': 'b', 'ts': 't'}}
deserializer = wsgi.XMLDeserializer(metadata=metadata)
self.assertEqual(deserializer.deserialize(xml), as_dict)
def test_xml_empty(self):
xml = '<a></a>'
as_dict = {"body": {"a": {}}}
deserializer = wsgi.XMLDeserializer()
self.assertEqual(deserializer.deserialize(xml), as_dict)
class RequestHeadersDeserializerTest(utils.BaseTestCase):
def test_default(self):
deserializer = wsgi.RequestHeadersDeserializer()
req = wsgi.Request.blank('/')
self.assertEqual(deserializer.deserialize(req, 'nonExistant'), {})
def test_custom(self):
class Deserializer(wsgi.RequestHeadersDeserializer):
def update(self, request):
return {'a': request.headers['X-Custom-Header']}
deserializer = Deserializer()
req = wsgi.Request.blank('/')
req.headers['X-Custom-Header'] = 'b'
self.assertEqual(deserializer.deserialize(req, 'update'), {'a': 'b'})
class ResponseSerializerTest(utils.BaseTestCase):
def setUp(self):
super(ResponseSerializerTest, self).setUp()
class JSONSerializer(object):
def serialize(self, data, action='default'):
return 'pew_json'
class XMLSerializer(object):
def serialize(self, data, action='default'):
return 'pew_xml'
class HeadersSerializer(object):
def serialize(self, response, data, action):
response.status_int = 404
self.body_serializers = {
'application/json': JSONSerializer(),
'application/xml': XMLSerializer(),
}
self.serializer = wsgi.ResponseSerializer(self.body_serializers,
HeadersSerializer())
def test_get_serializer(self):
ctype = 'application/json'
self.assertEqual(self.serializer.get_body_serializer(ctype),
self.body_serializers[ctype])
def test_get_serializer_unknown_content_type(self):
self.assertRaises(exception.InvalidContentType,
self.serializer.get_body_serializer,
'application/unknown')
def test_serialize_json_response(self):
response = self.serializer.serialize({}, 'application/json')
self.assertEqual(response.headers['Content-Type'], 'application/json')
self.assertEqual(response.body, 'pew_json')
self.assertEqual(response.status_int, 404)
def test_serialize_xml_response(self):
response = self.serializer.serialize({}, 'application/xml')
self.assertEqual(response.headers['Content-Type'], 'application/xml')
self.assertEqual(response.body, 'pew_xml')
self.assertEqual(response.status_int, 404)
def test_serialize_response_None(self):
response = self.serializer.serialize(None, 'application/json')
self.assertEqual(response.headers['Content-Type'], 'application/json')
self.assertEqual(response.body, '')
self.assertEqual(response.status_int, 404)
def test_serialize_response_dict_to_unknown_content_type(self):
self.assertRaises(exception.InvalidContentType,
self.serializer.serialize,
{}, 'application/unknown')
class RequestDeserializerTest(utils.BaseTestCase):
def setUp(self):
super(RequestDeserializerTest, self).setUp()
class JSONDeserializer(object):
def deserialize(self, data, action='default'):
return 'pew_json'
class XMLDeserializer(object):
def deserialize(self, data, action='default'):
return 'pew_xml'
self.body_deserializers = {
'application/json': JSONDeserializer(),
'application/xml': XMLDeserializer(),
}
self.deserializer = wsgi.RequestDeserializer(self.body_deserializers)
def test_get_deserializer(self):
expected_json_serializer = self.deserializer.get_body_deserializer(
'application/json')
expected_xml_serializer = self.deserializer.get_body_deserializer(
'application/xml')
self.assertEqual(expected_json_serializer,
self.body_deserializers['application/json'])
self.assertEqual(expected_xml_serializer,
self.body_deserializers['application/xml'])
def test_get_deserializer_unknown_content_type(self):
self.assertRaises(exception.InvalidContentType,
self.deserializer.get_body_deserializer,
'application/unknown')
def test_get_expected_content_type(self):
request = wsgi.Request.blank('/')
request.headers['Accept'] = 'application/json'
self.assertEqual(self.deserializer.get_expected_content_type(request),
'application/json')
def test_get_action_args(self):
env = {
'wsgiorg.routing_args': [None, {
'controller': None,
'format': None,
'action': 'update',
'id': 12,
}],
}
expected = {'action': 'update', 'id': 12}
self.assertEqual(self.deserializer.get_action_args(env), expected)
def test_deserialize(self):
def fake_get_routing_args(request):
return {'action': 'create'}
self.deserializer.get_action_args = fake_get_routing_args
request = wsgi.Request.blank('/')
request.headers['Accept'] = 'application/xml'
deserialized = self.deserializer.deserialize(request)
expected = ('create', {}, 'application/xml')
self.assertEqual(expected, deserialized)
class ResourceTest(utils.BaseTestCase):
def test_dispatch(self):
class Controller(object):
def index(self, req, pants=None):
return pants
resource = wsgi.Resource(Controller())
actual = resource.dispatch(resource.controller,
'index', None, pants='off')
expected = 'off'
self.assertEqual(actual, expected)
def test_dispatch_unknown_controller_action(self):
class Controller(object):
def index(self, req, pants=None):
return pants
resource = wsgi.Resource(Controller())
self.assertRaises(AttributeError, resource.dispatch,
resource.controller, 'create', None, {})
def test_malformed_request_body_throws_bad_request(self):
resource = wsgi.Resource(None)
request = wsgi.Request.blank(
"/", body="{mal:formed", method='POST',
headers={'Content-Type': "application/json"})
response = resource(request)
self.assertEqual(response.status, '400 Bad Request')
def test_wrong_content_type_throws_unsupported_media_type_error(self):
resource = wsgi.Resource(None)
request = wsgi.Request.blank("/", body="{some:json}", method='POST',
headers={'Content-Type': "xxx"})
response = resource(request)
self.assertEqual(response.status, '415 Unsupported Media Type')
class ServerTest(utils.BaseTestCase):
def test_run_server(self):
listen_patcher = mock.patch('eventlet.listen')
server_patcher = mock.patch('eventlet.wsgi.server')
listen_mock = listen_patcher.start()
server_mock = server_patcher.start()
try:
listen_mock.return_value = mock.sentinel.sock
wsgi.run_server(mock.sentinel.application, mock.sentinel.port)
server_mock.assert_called_with(mock.sentinel.sock,
mock.sentinel.application)
finally:
listen_patcher.stop()
server_patcher.stop()
def test_run_server_with_kwargs(self):
listen_patcher = mock.patch('eventlet.listen')
server_patcher = mock.patch('eventlet.wsgi.server')
listen_mock = listen_patcher.start()
server_mock = server_patcher.start()
log_format = '%(client_ip)s'
try:
listen_mock.return_value = mock.sentinel.sock
wsgi.run_server(mock.sentinel.application,
mock.sentinel.port,
log_format=log_format)
server_mock.assert_called_with(mock.sentinel.sock,
mock.sentinel.application,
log_format=log_format)
finally:
listen_patcher.stop()
server_patcher.stop()
class WSGIServerTest(utils.BaseTestCase):
def test_pool(self):
server = wsgi.Service('fake', 9000)
self.assertTrue(server.tg)
self.assertTrue(server.tg.pool)
self.assertEqual(server.tg.pool.free(), 1000)
def test_start_random_port(self):
server = wsgi.Service('test_random_port', 0)
server.start()
self.assertEqual("0.0.0.0", server.host)
self.assertNotEqual(0, server.port)
server.stop()
def test_start_random_port_with_ipv6(self):
server = wsgi.Service('test_random_port', 0, host="::1")
server.start()
self.assertEqual("::1", server.host)
self.assertNotEqual(0, server.port)
server.stop()
def test_app(self):
greetings = 'Hello, World!!!'
def hello_world(env, start_response):
if env['PATH_INFO'] != '/':
start_response('404 Not Found',
[('Content-Type', 'text/plain')])
return ['Not Found\r\n']
start_response('200 OK', [('Content-Type', 'text/plain')])
return [greetings]
server = wsgi.Service(hello_world, 0)
server.start()
response = urllib2.urlopen('http://127.0.0.1:%d/' % server.port)
self.assertEquals(greetings, response.read())
server.stop()
def test_app_using_router(self):
greetings = 'Hello, World!!!'
@webob.dec.wsgify
def hello(req):
return greetings
mapper = routes.Mapper()
mapper.connect(None, "/v1.0/{path_info:.*}", controller=hello)
router = wsgi.Router(mapper)
server = wsgi.Service(router, 0)
server.start()
response = urllib2.urlopen('http://127.0.0.1:%d/v1.0/' % server.port)
self.assertEquals(greetings, response.read())
server.stop()
def test_ipv6_listen_called_with_scope(self):
with mock.patch.object(wsgi.eventlet, 'listen') as mock_listen:
with mock.patch.object(socket, 'getaddrinfo') as mock_get_addr:
mock_get_addr.return_value = [
(socket.AF_INET6,
socket.SOCK_STREAM,
socket.IPPROTO_TCP,
'',
('fe80::204:acff:fe96:da87%eth0', 1234, 0, 2))
]
wsgi.Service("test_app",
1234,
host="fe80::204:acff:fe96:da87%eth0")
mock_get_addr.assert_called_once_with(
"fe80::204:acff:fe96:da87%eth0",
1234,
socket.AF_UNSPEC,
socket.SOCK_STREAM
)
mock_listen.assert_called_once_with(
('fe80::204:acff:fe96:da87%eth0', 1234, 0, 2),
backlog=4096,
family=socket.AF_INET6
)
class WSGIServerWithSSLTest(utils.BaseTestCase):
def test_app_using_router_ssl(self):
self.config(cert_file=os.path.join(TEST_VAR_DIR, 'certificate.crt'),
group="ssl")
self.config(key_file=os.path.join(TEST_VAR_DIR, 'privatekey.key'),
group="ssl")
greetings = 'Hello, World!!!'
@webob.dec.wsgify
def hello(req):
return greetings
mapper = routes.Mapper()
mapper.connect(None, "/v1.0/{path_info:.*}", controller=hello)
router = wsgi.Router(mapper)
server = wsgi.Service(router, 0, host="127.0.0.1")
server.start()
response = urllib2.urlopen('https://127.0.0.1:%d/v1.0/' % server.port)
self.assertEquals(greetings, response.read())
server.stop()
def test_app_using_router_ipv6_and_ssl(self):
self.config(cert_file=os.path.join(TEST_VAR_DIR, 'certificate.crt'),
group="ssl")
self.config(key_file=os.path.join(TEST_VAR_DIR, 'privatekey.key'),
group="ssl")
greetings = 'Hello, World!!!'
@webob.dec.wsgify
def hello(req):
return greetings
mapper = routes.Mapper()
mapper.connect(None, "/v1.0/{path_info:.*}", controller=hello)
router = wsgi.Router(mapper)
server = wsgi.Service(router, 0, host="::1")
server.start()
response = urllib2.urlopen('https://[::1]:%d/v1.0/' % server.port)
self.assertEquals(greetings, response.read())
server.stop()
|
