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import unittest
import io
import socket
class TestSendRequest(unittest.TestCase):
def _getTargetClass(self):
from webob.client import SendRequest
return SendRequest
def _makeOne(self, **kw):
cls = self._getTargetClass()
return cls(**kw)
def _makeEnviron(self, extra=None):
environ = {
'wsgi.url_scheme':'http',
'SERVER_NAME':'localhost',
'HTTP_HOST':'localhost:80',
'SERVER_PORT':'80',
'wsgi.input':io.BytesIO(),
'CONTENT_LENGTH':0,
'REQUEST_METHOD':'GET',
}
if extra is not None:
environ.update(extra)
return environ
def test___call___unknown_scheme(self):
environ = self._makeEnviron({'wsgi.url_scheme':'abc'})
inst = self._makeOne()
self.assertRaises(ValueError, inst, environ, None)
def test___call___gardenpath(self):
environ = self._makeEnviron()
response = DummyResponse('msg')
conn_factory = DummyConnectionFactory(response)
inst = self._makeOne(HTTPConnection=conn_factory)
def start_response(status, headers):
self.assertEqual(status, '200 OK')
self.assertEqual(headers, [])
inst.start_response_called = True
iterable = inst(environ, start_response)
self.assertTrue(inst.start_response_called)
self.assertEqual(list(iterable), [b'foo'])
def test___call___no_servername_no_http_host(self):
environ = self._makeEnviron()
del environ['SERVER_NAME']
del environ['HTTP_HOST']
response = DummyResponse('msg')
conn_factory = DummyConnectionFactory(response)
inst = self._makeOne(HTTPConnection=conn_factory)
self.assertRaises(ValueError, inst, environ, None)
def test___call___no_servername_colon_not_in_host_http(self):
environ = self._makeEnviron()
del environ['SERVER_NAME']
environ['HTTP_HOST'] = 'localhost'
response = DummyResponse('msg')
conn_factory = DummyConnectionFactory(response)
inst = self._makeOne(HTTPConnection=conn_factory)
def start_response(status, headers):
self.assertEqual(status, '200 OK')
self.assertEqual(headers, [])
inst.start_response_called = True
iterable = inst(environ, start_response)
self.assertTrue(inst.start_response_called)
self.assertEqual(list(iterable), [b'foo'])
self.assertEqual(environ['SERVER_NAME'], 'localhost')
self.assertEqual(environ['SERVER_PORT'], '80')
def test___call___no_servername_colon_not_in_host_https(self):
environ = self._makeEnviron()
del environ['SERVER_NAME']
environ['HTTP_HOST'] = 'localhost'
environ['wsgi.url_scheme'] = 'https'
response = DummyResponse('msg')
conn_factory = DummyConnectionFactory(response)
inst = self._makeOne(HTTPSConnection=conn_factory)
def start_response(status, headers):
self.assertEqual(status, '200 OK')
self.assertEqual(headers, [])
inst.start_response_called = True
iterable = inst(environ, start_response)
self.assertTrue(inst.start_response_called)
self.assertEqual(list(iterable), [b'foo'])
self.assertEqual(environ['SERVER_NAME'], 'localhost')
self.assertEqual(environ['SERVER_PORT'], '443')
def test___call___no_content_length(self):
environ = self._makeEnviron()
del environ['CONTENT_LENGTH']
response = DummyResponse('msg')
conn_factory = DummyConnectionFactory(response)
inst = self._makeOne(HTTPConnection=conn_factory)
def start_response(status, headers):
self.assertEqual(status, '200 OK')
self.assertEqual(headers, [])
inst.start_response_called = True
iterable = inst(environ, start_response)
self.assertTrue(inst.start_response_called)
self.assertEqual(list(iterable), [b'foo'])
def test___call___with_webob_client_timeout_and_timeout_supported(self):
environ = self._makeEnviron()
environ['webob.client.timeout'] = 10
response = DummyResponse('msg')
conn_factory = DummyConnectionFactory(response)
inst = self._makeOne(HTTPConnection=conn_factory)
def start_response(status, headers):
self.assertEqual(status, '200 OK')
self.assertEqual(headers, [])
inst.start_response_called = True
iterable = inst(environ, start_response)
self.assertTrue(inst.start_response_called)
self.assertEqual(list(iterable), [b'foo'])
self.assertEqual(conn_factory.kw, {'timeout':10})
def test___call___bad_content_length(self):
environ = self._makeEnviron({'CONTENT_LENGTH':'abc'})
response = DummyResponse('msg')
conn_factory = DummyConnectionFactory(response)
inst = self._makeOne(HTTPConnection=conn_factory)
def start_response(status, headers):
self.assertEqual(status, '200 OK')
self.assertEqual(headers, [])
inst.start_response_called = True
iterable = inst(environ, start_response)
self.assertTrue(inst.start_response_called)
self.assertEqual(list(iterable), [b'foo'])
def test___call___with_socket_timeout(self):
environ = self._makeEnviron()
response = socket.timeout()
response.msg = 'msg'
conn_factory = DummyConnectionFactory(response)
inst = self._makeOne(HTTPConnection=conn_factory)
def start_response(status, headers):
self.assertEqual(status, '504 Gateway Timeout')
inst.start_response_called = True
iterable = inst(environ, start_response)
self.assertTrue(inst.start_response_called)
self.assertTrue(list(iterable)[0].startswith(b'504'))
def test___call___with_socket_error_neg2(self):
environ = self._makeEnviron()
response = socket.error(-2)
conn_factory = DummyConnectionFactory(response)
inst = self._makeOne(HTTPConnection=conn_factory)
def start_response(status, headers):
self.assertEqual(status, '502 Bad Gateway')
inst.start_response_called = True
iterable = inst(environ, start_response)
self.assertTrue(inst.start_response_called)
self.assertTrue(list(iterable)[0].startswith(b'502'))
def test___call___with_socket_error_ENODATA(self):
import errno
environ = self._makeEnviron()
if not hasattr(errno, 'ENODATA'):
# no ENODATA on win
return
response = socket.error(errno.ENODATA)
conn_factory = DummyConnectionFactory(response)
inst = self._makeOne(HTTPConnection=conn_factory)
def start_response(status, headers):
self.assertEqual(status, '502 Bad Gateway')
inst.start_response_called = True
iterable = inst(environ, start_response)
self.assertTrue(inst.start_response_called)
self.assertTrue(list(iterable)[0].startswith(b'502'))
def test___call___with_socket_error_unknown(self):
environ = self._makeEnviron()
response = socket.error('nope')
conn_factory = DummyConnectionFactory(response)
inst = self._makeOne(HTTPConnection=conn_factory)
def start_response(status, headers):
self.assertEqual(status, '502 Bad Gateway')
inst.start_response_called = True
self.assertRaises(socket.error, inst, environ, start_response)
def test___call___nolength(self):
environ = self._makeEnviron()
response = DummyResponse('msg', None)
conn_factory = DummyConnectionFactory(response)
inst = self._makeOne(HTTPConnection=conn_factory)
def start_response(status, headers):
self.assertEqual(status, '200 OK')
self.assertEqual(headers, [])
inst.start_response_called = True
iterable = inst(environ, start_response)
self.assertTrue(inst.start_response_called)
self.assertEqual(list(iterable), [b'foo'])
self.assertEqual(response.length, None)
class DummyMessage(object):
def __init__(self, msg):
self.msg = msg
self.headers = self._headers = {}
class DummyResponse(object):
def __init__(self, msg, headerval='10'):
self.msg = DummyMessage(msg)
self.status = '200'
self.reason = 'OK'
self.headerval = headerval
def getheader(self, name):
return self.headerval
def read(self, length=None):
self.length = length
return b'foo'
class DummyConnectionFactory(object):
def __init__(self, result=None):
self.result = result
self.closed = False
def __call__(self, hostport, **kw):
self.hostport = hostport
self.kw = kw
self.request = DummyRequestFactory(hostport, **kw)
return self
def getresponse(self):
if isinstance(self.result, Exception):
raise self.result
return self.result
def close(self):
self.closed = True
class DummyRequestFactory(object):
def __init__(self, hostport, **kw):
self.hostport = hostport
self.kw = kw
def __call__(self, method, path, body, headers):
return self
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