/usr/lib/python2.7/test/test_urllibnet.py is in libpython2.7-testsuite 2.7.11-7ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 | import unittest
from test import test_support
import socket
import urllib
import sys
import os
import time
try:
import ssl
except ImportError:
ssl = None
here = os.path.dirname(__file__)
# Self-signed cert file for self-signed.pythontest.net
CERT_selfsigned_pythontestdotnet = os.path.join(here, 'selfsigned_pythontestdotnet.pem')
mimetools = test_support.import_module("mimetools", deprecated=True)
def _open_with_retry(func, host, *args, **kwargs):
# Connecting to remote hosts is flaky. Make it more robust
# by retrying the connection several times.
for i in range(3):
try:
return func(host, *args, **kwargs)
except IOError, last_exc:
continue
except:
raise
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 = _open_with_retry(urllib.urlopen, "http://www.example.com/")
x = f.read()
class urlopenNetworkTests(unittest.TestCase):
"""Tests urllib.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.example.com/ since there a few tests that don't use that address
and making a connection is expensive enough to warrant minimizing unneeded
connections.
"""
def urlopen(self, *args):
return _open_with_retry(urllib.urlopen, *args)
def test_basic(self):
# Simple test expected to pass.
open_url = self.urlopen("http://www.example.com/")
for attr in ("read", "readline", "readlines", "fileno", "close",
"info", "geturl"):
self.assertTrue(hasattr(open_url, attr), "object returned from "
"urlopen lacks the %s attribute" % attr)
try:
self.assertTrue(open_url.read(), "calling 'read' failed")
finally:
open_url.close()
def test_readlines(self):
# Test both readline and readlines.
open_url = self.urlopen("http://www.example.com/")
try:
self.assertIsInstance(open_url.readline(), basestring,
"readline did not return a string")
self.assertIsInstance(open_url.readlines(), list,
"readlines did not return a list")
finally:
open_url.close()
def test_info(self):
# Test 'info'.
open_url = self.urlopen("http://www.example.com/")
try:
info_obj = open_url.info()
finally:
open_url.close()
self.assertIsInstance(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.example.com/"
open_url = self.urlopen(URL)
try:
gotten_url = open_url.geturl()
finally:
open_url.close()
self.assertEqual(gotten_url, URL)
def test_getcode(self):
# test getcode() with the fancy opener to get 404 error codes
URL = "http://www.example.com/XXXinvalidXXX"
open_url = urllib.FancyURLopener().open(URL)
try:
code = open_url.getcode()
finally:
open_url.close()
self.assertEqual(code, 404)
@unittest.skipIf(sys.platform in ('win32',), 'not appropriate for Windows')
@unittest.skipUnless(hasattr(os, 'fdopen'), 'os.fdopen not available')
def test_fileno(self):
# Make sure fd returned by fileno is valid.
open_url = self.urlopen("http://www.example.com/")
fd = open_url.fileno()
FILE = os.fdopen(fd)
try:
self.assertTrue(FILE.read(), "reading from file created using fd "
"returned by fileno failed")
finally:
FILE.close()
def test_bad_address(self):
# Make sure proper exception is raised when connecting to a bogus
# address.
bogus_domain = "sadflkjsasf.i.nvali.d"
try:
socket.gethostbyname(bogus_domain)
except socket.gaierror:
pass
else:
# This happens with some overzealous DNS providers such as OpenDNS
self.skipTest("%r should not resolve for test to work" % bogus_domain)
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.
# urllib.urlopen, "http://www.sadflkjsasadf.com/")
urllib.urlopen, "http://sadflkjsasf.i.nvali.d/")
class urlretrieveNetworkTests(unittest.TestCase):
"""Tests urllib.urlretrieve using the network."""
def urlretrieve(self, *args):
return _open_with_retry(urllib.urlretrieve, *args)
def test_basic(self):
# Test basic functionality.
file_location,info = self.urlretrieve("http://www.example.com/")
self.assertTrue(os.path.exists(file_location), "file location returned by"
" urlretrieve is not a valid path")
FILE = file(file_location)
try:
self.assertTrue(FILE.read(), "reading from the file location returned"
" by urlretrieve failed")
finally:
FILE.close()
os.unlink(file_location)
def test_specified_path(self):
# Make sure that specifying the location of the file to write to works.
file_location,info = self.urlretrieve("http://www.example.com/",
test_support.TESTFN)
self.assertEqual(file_location, test_support.TESTFN)
self.assertTrue(os.path.exists(file_location))
FILE = file(file_location)
try:
self.assertTrue(FILE.read(), "reading from temporary file failed")
finally:
FILE.close()
os.unlink(file_location)
def test_header(self):
# Make sure header returned as 2nd value from urlretrieve is good.
file_location, header = self.urlretrieve("http://www.example.com/")
os.unlink(file_location)
self.assertIsInstance(header, mimetools.Message,
"header is not an instance of mimetools.Message")
def test_data_header(self):
logo = "http://www.example.com/"
file_location, fileheaders = self.urlretrieve(logo)
os.unlink(file_location)
datevalue = fileheaders.getheader('Date')
dateformat = '%a, %d %b %Y %H:%M:%S GMT'
try:
time.strptime(datevalue, dateformat)
except ValueError:
self.fail('Date value not in %r format', dateformat)
@unittest.skipIf(ssl is None, "requires ssl")
class urlopen_HttpsTests(unittest.TestCase):
def test_context_argument(self):
context = ssl.create_default_context(cafile=CERT_selfsigned_pythontestdotnet)
response = urllib.urlopen("https://self-signed.pythontest.net", context=context)
self.assertIn("Python", response.read())
def test_main():
test_support.requires('network')
with test_support.check_py3k_warnings(
("urllib.urlopen.. has been removed", DeprecationWarning)):
test_support.run_unittest(URLTimeoutTest,
urlopenNetworkTests,
urlretrieveNetworkTests,
urlopen_HttpsTests)
if __name__ == "__main__":
test_main()
|