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# -*- coding: utf-8 -*-
# test/test_httpresponse.py
# Part of Gracie, an OpenID provider.
#
# Copyright © 2007–2010 Ben Finney <ben+python@benfinney.id.au>
# This is free software; you may copy, modify and/or distribute this work
# under the terms of the GNU General Public License, version 2 or later.
# No warranty expressed or implied. See the file ‘LICENSE.GPL-2’ for details.
""" Unit test for httpresponse module.
"""
import sys
from StringIO import StringIO
import scaffold
from scaffold import Mock
from test_server import (
Stub_ResponseHeader,
)
from gracie import httpresponse
class ResponseHeader_TestCase(scaffold.TestCase):
""" Test cases for ResponseHeader class. """
def setUp(self):
""" Set up test fixtures """
self.header_class = httpresponse.ResponseHeader
self.valid_headers = {
'simple': dict(
code = 200,
),
'ok': dict(
code = 200,
),
'ok-protocol': dict(
code = 200,
protocol = "HTTP/1.1",
),
'content-type-bogus': dict(
code = 200,
content_type = "BoGuS",
),
}
for key, params in self.valid_headers.items():
args = params.get('args', dict())
code = params['code']
args['code'] = code
protocol = params.get('protocol')
if protocol is not None:
args['protocol'] = protocol
content_type = params.get('content_type')
if content_type is not None:
args['content_type'] = content_type
params['args'] = args
instance = self.header_class(**args)
params['instance'] = instance
def test_instantiate(self):
""" New ResponseHeader instance should be created """
for params in self.valid_headers.values():
instance = params['instance']
self.failIfIs(None, instance)
def test_code_as_specified(self):
""" ResponseHeader should have specified status code """
for params in self.valid_headers.values():
code = params['code']
instance = params['instance']
self.failUnlessEqual(code, instance.code)
def test_protocol_default_http_1_0(self):
""" ResponseHeader protocol should default to HTTP/1.0 """
params = self.valid_headers['simple']
instance = params['instance']
protocol = "HTTP/1.0"
self.failUnlessEqual(protocol, instance.protocol)
def test_protocol_as_specified(self):
""" ResponseHeader should have specified response protocol """
for params in self.valid_headers.values():
protocol = params.get('protocol')
if protocol is None:
continue
instance = params['instance']
self.failUnlessEqual(protocol, instance.protocol)
def test_content_type_default_xhtml(self):
""" ResponseHeader should default to Content-Type of XHTML """
params = self.valid_headers['simple']
instance = params['instance']
expect_field =("Content-Type", "application/xhtml+xml")
self.failUnless(expect_field in instance.fields)
def test_content_type_as_specified(self):
""" ResponseHeader should have specified Content-Type field """
for params in self.valid_headers.values():
content_type = params.get('content_type')
expect_field = ("Content-Type", content_type)
if content_type is None:
continue
instance = params['instance']
self.failUnless(expect_field in instance.fields)
class Stub_RequestHandler(object):
""" Stub class for BaseHTTPRequestHandler """
def __init__(self):
self.wfile = StringIO("")
def send_response(self, code, message=None):
pass
def end_headers(self):
pass
class Response_TestCase(scaffold.TestCase):
""" Test cases for Response class. """
def setUp(self):
""" Set up test fixtures """
self.mock_tracker = scaffold.MockTracker()
self.response_class = httpresponse.Response
self.valid_responses = {
'simple': dict(
header = Stub_ResponseHeader(code = 200),
),
'payload': dict(
header = Stub_ResponseHeader(code = 200),
data = object(),
),
}
for key, params in self.valid_responses.items():
args = params.get('args', dict())
header = params['header']
args['header'] = header
data = params.get('data')
if data is not None:
args['data'] = data
params['args'] = args
instance = self.response_class(**args)
params['instance'] = instance
def test_initialise(self):
""" New Response instance should be created """
for params in self.valid_responses.values():
instance = params['instance']
self.failIfIs(None, instance)
def test_header_as_specified(self):
""" Response should have specified header """
for params in self.valid_responses.values():
header = params['header']
instance = params['instance']
self.failUnlessEqual(header, instance.header)
def test_data_as_specified(self):
""" Response should have specified data """
params = self.valid_responses['payload']
data = params['data']
instance = params['instance']
self.failUnlessEqual(data, instance.data)
def test_send_to_handler_uses_handler(self):
""" Response.send_to_handler should use specified handler """
for params in self.valid_responses.values():
instance = params['instance']
handler = Mock(
'HTTPRequestHandler',
tracker=self.mock_tracker)
instance.send_to_handler(handler)
expect_mock_output = """\
Called HTTPRequestHandler.send_response(...)
...Called HTTPRequestHandler.end_headers()
Called HTTPRequestHandler.wfile.write(...)
Called HTTPRequestHandler.wfile.close()
"""
self.failUnlessMockCheckerMatch(expect_mock_output)
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