This patch moves some tests from test_urllib2_net to test_urllib2_localnet.

The moved tests use a local server rather than going out to external servers.

Accepts patch from issue2429.

Contributed by Jerry Seutter & Michael Foord (fuzzyman) at PyCon 2008.
This commit is contained in:
Gregory P. Smith 2008-03-28 08:00:44 +00:00
parent ab364c4366
commit 0001c2ecbc
2 changed files with 203 additions and 97 deletions

View File

@ -1,5 +1,6 @@
#!/usr/bin/env python
import mimetools
import threading
import urlparse
import urllib2
@ -216,7 +217,7 @@ class FakeProxyHandler(BaseHTTPServer.BaseHTTPRequestHandler):
# Test cases
class ProxyAuthTests(unittest.TestCase):
URL = "http://www.foo.com"
URL = "http://localhost"
USER = "tester"
PASSWD = "test123"
@ -278,6 +279,204 @@ class ProxyAuthTests(unittest.TestCase):
pass
result.close()
def GetRequestHandler(responses):
class FakeHTTPRequestHandler(BaseHTTPServer.BaseHTTPRequestHandler):
server_version = "TestHTTP/"
requests = []
headers_received = []
port = 80
def do_GET(self):
body = self.send_head()
if body:
self.wfile.write(body)
def do_POST(self):
content_length = self.headers['Content-Length']
post_data = self.rfile.read(int(content_length))
self.do_GET()
self.requests.append(post_data)
def send_head(self):
FakeHTTPRequestHandler.headers_received = self.headers
self.requests.append(self.path)
response_code, headers, body = responses.pop(0)
self.send_response(response_code)
for (header, value) in headers:
self.send_header(header, value % self.port)
if body:
self.send_header('Content-type', 'text/plain')
self.end_headers()
return body
self.end_headers()
def log_message(self, *args):
pass
return FakeHTTPRequestHandler
class TestUrlopen(unittest.TestCase):
"""Tests urllib2.urlopen using the network.
These tests are not exhaustive. Assuming that testing using files does a
good job overall of some of the basic interface features. There are no
tests exercising the optional 'data' and 'proxies' arguments. No tests
for transparent redirection have been written.
"""
def start_server(self, responses):
handler = GetRequestHandler(responses)
self.server = LoopbackHttpServerThread(handler)
self.server.start()
self.server.ready.wait()
port = self.server.port
handler.port = port
return handler
def test_redirection(self):
expected_response = 'We got here...'
responses = [
(302, [('Location', 'http://localhost:%s/somewhere_else')], ''),
(200, [], expected_response)
]
handler = self.start_server(responses)
try:
f = urllib2.urlopen('http://localhost:%s/' % handler.port)
data = f.read()
f.close()
self.assertEquals(data, expected_response)
self.assertEquals(handler.requests, ['/', '/somewhere_else'])
finally:
self.server.stop()
def test_404(self):
expected_response = 'Bad bad bad...'
handler = self.start_server([(404, [], expected_response)])
try:
try:
urllib2.urlopen('http://localhost:%s/weeble' % handler.port)
except urllib2.URLError, f:
pass
else:
self.fail('404 should raise URLError')
data = f.read()
f.close()
self.assertEquals(data, expected_response)
self.assertEquals(handler.requests, ['/weeble'])
finally:
self.server.stop()
def test_200(self):
expected_response = 'pycon 2008...'
handler = self.start_server([(200, [], expected_response)])
try:
f = urllib2.urlopen('http://localhost:%s/bizarre' % handler.port)
data = f.read()
f.close()
self.assertEquals(data, expected_response)
self.assertEquals(handler.requests, ['/bizarre'])
finally:
self.server.stop()
def test_200_with_parameters(self):
expected_response = 'pycon 2008...'
handler = self.start_server([(200, [], expected_response)])
try:
f = urllib2.urlopen('http://localhost:%s/bizarre' % handler.port, 'get=with_feeling')
data = f.read()
f.close()
self.assertEquals(data, expected_response)
self.assertEquals(handler.requests, ['/bizarre', 'get=with_feeling'])
finally:
self.server.stop()
def test_sending_headers(self):
handler = self.start_server([(200, [], "we don't care")])
try:
req = urllib2.Request("http://localhost:%s/" % handler.port,
headers={'Range': 'bytes=20-39'})
urllib2.urlopen(req)
self.assertEqual(handler.headers_received['Range'], 'bytes=20-39')
finally:
self.server.stop()
def test_basic(self):
handler = self.start_server([(200, [], "we don't care")])
try:
open_url = urllib2.urlopen("http://localhost:%s" % handler.port)
for attr in ("read", "close", "info", "geturl"):
self.assert_(hasattr(open_url, attr), "object returned from "
"urlopen lacks the %s attribute" % attr)
try:
self.assert_(open_url.read(), "calling 'read' failed")
finally:
open_url.close()
finally:
self.server.stop()
def test_info(self):
handler = self.start_server([(200, [], "we don't care")])
try:
open_url = urllib2.urlopen("http://localhost:%s" % handler.port)
info_obj = open_url.info()
self.assert_(isinstance(info_obj, mimetools.Message),
"object returned by 'info' is not an instance of "
"mimetools.Message")
self.assertEqual(info_obj.getsubtype(), "plain")
finally:
self.server.stop()
def test_geturl(self):
# Make sure same URL as opened is returned by geturl.
handler = self.start_server([(200, [], "we don't care")])
try:
open_url = urllib2.urlopen("http://localhost:%s" % handler.port)
url = open_url.geturl()
self.assertEqual(url, "http://localhost:%s" % handler.port)
finally:
self.server.stop()
def test_bad_address(self):
# Make sure proper exception is raised when connecting to a bogus
# address.
self.assertRaises(IOError,
# SF patch 809915: In Sep 2003, VeriSign started
# highjacking invalid .com and .net addresses to
# boost traffic to their own site. This test
# started failing then. One hopes the .invalid
# domain will be spared to serve its defined
# purpose.
# urllib2.urlopen, "http://www.sadflkjsasadf.com/")
urllib2.urlopen, "http://www.python.invalid./")
def test_main():
# We will NOT depend on the network resource flag
# (Lib/test/regrtest.py -u network) since all tests here are only
@ -286,6 +485,7 @@ def test_main():
#test_support.requires("network")
test_support.run_unittest(ProxyAuthTests)
test_support.run_unittest(TestUrlopen)
if __name__ == "__main__":
test_main()

View File

@ -24,20 +24,6 @@ def _urlopen_with_retry(host, *args, **kwargs):
raise last_exc
class URLTimeoutTest(unittest.TestCase):
TIMEOUT = 10.0
def setUp(self):
socket.setdefaulttimeout(self.TIMEOUT)
def tearDown(self):
socket.setdefaulttimeout(None)
def testURLread(self):
f = _urlopen_with_retry("http://www.python.org/")
x = f.read()
class AuthTests(unittest.TestCase):
"""Tests urllib2 authentication features."""
@ -99,68 +85,6 @@ class CloseSocketTest(unittest.TestCase):
response.close()
self.assert_(fileobject.closed)
class urlopenNetworkTests(unittest.TestCase):
"""Tests urllib2.urlopen using the network.
These tests are not exhaustive. Assuming that testing using files does a
good job overall of some of the basic interface features. There are no
tests exercising the optional 'data' and 'proxies' arguments. No tests
for transparent redirection have been written.
setUp is not used for always constructing a connection to
http://www.python.org/ since there a few tests that don't use that address
and making a connection is expensive enough to warrant minimizing unneeded
connections.
"""
def test_basic(self):
# Simple test expected to pass.
open_url = _urlopen_with_retry("http://www.python.org/")
for attr in ("read", "close", "info", "geturl"):
self.assert_(hasattr(open_url, attr), "object returned from "
"urlopen lacks the %s attribute" % attr)
try:
self.assert_(open_url.read(), "calling 'read' failed")
finally:
open_url.close()
def test_info(self):
# Test 'info'.
open_url = _urlopen_with_retry("http://www.python.org/")
try:
info_obj = open_url.info()
finally:
open_url.close()
self.assert_(isinstance(info_obj, mimetools.Message),
"object returned by 'info' is not an instance of "
"mimetools.Message")
self.assertEqual(info_obj.getsubtype(), "html")
def test_geturl(self):
# Make sure same URL as opened is returned by geturl.
URL = "http://www.python.org/"
open_url = _urlopen_with_retry(URL)
try:
gotten_url = open_url.geturl()
finally:
open_url.close()
self.assertEqual(gotten_url, URL)
def test_bad_address(self):
# Make sure proper exception is raised when connecting to a bogus
# address.
self.assertRaises(IOError,
# SF patch 809915: In Sep 2003, VeriSign started
# highjacking invalid .com and .net addresses to
# boost traffic to their own site. This test
# started failing then. One hopes the .invalid
# domain will be spared to serve its defined
# purpose.
# urllib2.urlopen, "http://www.sadflkjsasadf.com/")
urllib2.urlopen, "http://www.python.invalid./")
class OtherNetworkTests(unittest.TestCase):
def setUp(self):
if 0: # for debugging
@ -168,13 +92,6 @@ class OtherNetworkTests(unittest.TestCase):
logger = logging.getLogger("test_urllib2net")
logger.addHandler(logging.StreamHandler())
def test_range (self):
req = urllib2.Request("http://www.python.org",
headers={'Range': 'bytes=20-39'})
result = _urlopen_with_retry(req)
data = result.read()
self.assertEqual(len(data), 20)
# XXX The rest of these tests aren't very good -- they don't check much.
# They do sometimes catch some major disasters, though.
@ -202,16 +119,6 @@ class OtherNetworkTests(unittest.TestCase):
finally:
os.remove(TESTFN)
def test_http(self):
urls = [
'http://www.espn.com/', # redirect
'http://www.python.org/Spanish/Inquistion/',
('http://www.python.org/cgi-bin/faqw.py',
'query=pythonistas&querytype=simple&casefold=yes&req=search', None),
'http://www.python.org/',
]
self._test_urls(urls, self._extra_handlers())
# XXX Following test depends on machine configurations that are internal
# to CNRI. Need to set up a public server with the right authentication
# configuration for test purposes.
@ -279,6 +186,7 @@ class OtherNetworkTests(unittest.TestCase):
return handlers
class TimeoutTest(unittest.TestCase):
def test_http_basic(self):
u = _urlopen_with_retry("http://www.python.org")
@ -327,9 +235,7 @@ class TimeoutTest(unittest.TestCase):
def test_main():
test_support.requires("network")
test_support.run_unittest(URLTimeoutTest,
urlopenNetworkTests,
AuthTests,
test_support.run_unittest(AuthTests,
OtherNetworkTests,
CloseSocketTest,
TimeoutTest,