Mini Shell
"""Regresssion tests for urllib"""
import collections
import urllib
import httplib
import io
import unittest
import os
import sys
import mimetools
import tempfile
from test import test_support
from base64 import b64encode
def hexescape(char):
"""Escape char as RFC 2396 specifies"""
hex_repr = hex(ord(char))[2:].upper()
if len(hex_repr) == 1:
hex_repr = "0%s" % hex_repr
return "%" + hex_repr
def fakehttp(fakedata):
class FakeSocket(io.BytesIO):
def sendall(self, data):
FakeHTTPConnection.buf = data
def makefile(self, *args, **kwds):
return self
def read(self, amt=None):
if self.closed:
return b""
return io.BytesIO.read(self, amt)
def readline(self, length=None):
if self.closed:
return b""
return io.BytesIO.readline(self, length)
class FakeHTTPConnection(httplib.HTTPConnection):
# buffer to store data for verification in urlopen tests.
buf = ""
def connect(self):
self.sock = FakeSocket(self.fakedata)
self.__class__.fakesock = self.sock
FakeHTTPConnection.fakedata = fakedata
return FakeHTTPConnection
class FakeHTTPMixin(object):
def fakehttp(self, fakedata):
assert httplib.HTTP._connection_class == httplib.HTTPConnection
httplib.HTTP._connection_class = fakehttp(fakedata)
def unfakehttp(self):
httplib.HTTP._connection_class = httplib.HTTPConnection
class urlopen_FileTests(unittest.TestCase):
"""Test urlopen() opening a temporary file.
Try to test as much functionality as possible so as to cut down on reliance
on connecting to the Net for testing.
"""
def setUp(self):
"""Setup of a temp file to use for testing"""
self.text = "test_urllib: %s\n" % self.__class__.__name__
FILE = file(test_support.TESTFN, 'wb')
try:
FILE.write(self.text)
finally:
FILE.close()
self.pathname = test_support.TESTFN
self.returned_obj = urllib.urlopen("file:%s" % self.pathname)
def tearDown(self):
"""Shut down the open object"""
self.returned_obj.close()
os.remove(test_support.TESTFN)
def test_interface(self):
# Make sure object returned by urlopen() has the specified methods
for attr in ("read", "readline", "readlines", "fileno",
"close", "info", "geturl", "getcode", "__iter__"):
self.assertTrue(hasattr(self.returned_obj, attr),
"object returned by urlopen() lacks %s attribute" %
attr)
def test_read(self):
self.assertEqual(self.text, self.returned_obj.read())
def test_readline(self):
self.assertEqual(self.text, self.returned_obj.readline())
self.assertEqual('', self.returned_obj.readline(),
"calling readline() after exhausting the file did not"
" return an empty string")
def test_readlines(self):
lines_list = self.returned_obj.readlines()
self.assertEqual(len(lines_list), 1,
"readlines() returned the wrong number of lines")
self.assertEqual(lines_list[0], self.text,
"readlines() returned improper text")
def test_fileno(self):
file_num = self.returned_obj.fileno()
self.assertIsInstance(file_num, int, "fileno() did not return an int")
self.assertEqual(os.read(file_num, len(self.text)), self.text,
"Reading on the file descriptor returned by fileno() "
"did not return the expected text")
def test_close(self):
# Test close() by calling it hear and then having it be called again
# by the tearDown() method for the test
self.returned_obj.close()
def test_info(self):
self.assertIsInstance(self.returned_obj.info(), mimetools.Message)
def test_geturl(self):
self.assertEqual(self.returned_obj.geturl(), self.pathname)
def test_getcode(self):
self.assertEqual(self.returned_obj.getcode(), None)
def test_iter(self):
# Test iterator
# Don't need to count number of iterations since test would fail the
# instant it returned anything beyond the first line from the
# comparison
for line in self.returned_obj.__iter__():
self.assertEqual(line, self.text)
def test_relativelocalfile(self):
self.assertRaises(ValueError,urllib.urlopen,'./' + self.pathname)
class ProxyTests(unittest.TestCase):
def setUp(self):
# Records changes to env vars
self.env = test_support.EnvironmentVarGuard()
# Delete all proxy related env vars
for k in os.environ.keys():
if 'proxy' in k.lower():
self.env.unset(k)
def tearDown(self):
# Restore all proxy related env vars
self.env.__exit__()
del self.env
def test_getproxies_environment_keep_no_proxies(self):
self.env.set('NO_PROXY', 'localhost')
proxies = urllib.getproxies_environment()
# getproxies_environment use lowered case truncated (no '_proxy') keys
self.assertEqual('localhost', proxies['no'])
# List of no_proxies with space.
self.env.set('NO_PROXY', 'localhost, anotherdomain.com, newdomain.com:1234')
self.assertTrue(urllib.proxy_bypass_environment('anotherdomain.com'))
self.assertTrue(urllib.proxy_bypass_environment('anotherdomain.com:8888'))
self.assertTrue(urllib.proxy_bypass_environment('newdomain.com:1234'))
def test_proxy_bypass_environment_host_match(self):
bypass = urllib.proxy_bypass_environment
self.env.set('NO_PROXY',
'localhost, anotherdomain.com, newdomain.com:1234')
self.assertTrue(bypass('localhost'))
self.assertTrue(bypass('LocalHost')) # MixedCase
self.assertTrue(bypass('LOCALHOST')) # UPPERCASE
self.assertTrue(bypass('newdomain.com:1234'))
self.assertTrue(bypass('anotherdomain.com:8888'))
self.assertTrue(bypass('www.newdomain.com:1234'))
self.assertFalse(bypass('prelocalhost'))
self.assertFalse(bypass('newdomain.com')) # no port
self.assertFalse(bypass('newdomain.com:1235')) # wrong port
class ProxyTests_withOrderedEnv(unittest.TestCase):
def setUp(self):
# We need to test conditions, where variable order _is_ significant
self._saved_env = os.environ
# Monkey patch os.environ, start with empty fake environment
os.environ = collections.OrderedDict()
def tearDown(self):
os.environ = self._saved_env
def test_getproxies_environment_prefer_lowercase(self):
# Test lowercase preference with removal
os.environ['no_proxy'] = ''
os.environ['No_Proxy'] = 'localhost'
self.assertFalse(urllib.proxy_bypass_environment('localhost'))
self.assertFalse(urllib.proxy_bypass_environment('arbitrary'))
os.environ['http_proxy'] = ''
os.environ['HTTP_PROXY'] = 'http://somewhere:3128'
proxies = urllib.getproxies_environment()
self.assertEqual({}, proxies)
# Test lowercase preference of proxy bypass and correct matching including ports
os.environ['no_proxy'] = 'localhost, noproxy.com, my.proxy:1234'
os.environ['No_Proxy'] = 'xyz.com'
self.assertTrue(urllib.proxy_bypass_environment('localhost'))
self.assertTrue(urllib.proxy_bypass_environment('noproxy.com:5678'))
self.assertTrue(urllib.proxy_bypass_environment('my.proxy:1234'))
self.assertFalse(urllib.proxy_bypass_environment('my.proxy'))
self.assertFalse(urllib.proxy_bypass_environment('arbitrary'))
# Test lowercase preference with replacement
os.environ['http_proxy'] = 'http://somewhere:3128'
os.environ['Http_Proxy'] = 'http://somewhereelse:3128'
proxies = urllib.getproxies_environment()
self.assertEqual('http://somewhere:3128', proxies['http'])
class urlopen_HttpTests(unittest.TestCase, FakeHTTPMixin):
"""Test urlopen() opening a fake http connection."""
def test_read(self):
self.fakehttp('Hello!')
try:
fp = urllib.urlopen("http://python.org/")
self.assertEqual(fp.readline(), 'Hello!')
self.assertEqual(fp.readline(), '')
self.assertEqual(fp.geturl(), 'http://python.org/')
self.assertEqual(fp.getcode(), 200)
finally:
self.unfakehttp()
def test_url_fragment(self):
# Issue #11703: geturl() omits fragments in the original URL.
url = 'http://docs.python.org/library/urllib.html#OK'
self.fakehttp('Hello!')
try:
fp = urllib.urlopen(url)
self.assertEqual(fp.geturl(), url)
finally:
self.unfakehttp()
def test_read_bogus(self):
# urlopen() should raise IOError for many error codes.
self.fakehttp('''HTTP/1.1 401 Authentication Required
Date: Wed, 02 Jan 2008 03:03:54 GMT
Server: Apache/1.3.33 (Debian GNU/Linux) mod_ssl/2.8.22 OpenSSL/0.9.7e
Connection: close
Content-Type: text/html; charset=iso-8859-1
''')
try:
self.assertRaises(IOError, urllib.urlopen, "http://python.org/")
finally:
self.unfakehttp()
def test_invalid_redirect(self):
# urlopen() should raise IOError for many error codes.
self.fakehttp("""HTTP/1.1 302 Found
Date: Wed, 02 Jan 2008 03:03:54 GMT
Server: Apache/1.3.33 (Debian GNU/Linux) mod_ssl/2.8.22 OpenSSL/0.9.7e
Location: file:README
Connection: close
Content-Type: text/html; charset=iso-8859-1
""")
try:
msg = "Redirection to url 'file:"
with self.assertRaisesRegexp(IOError, msg):
urllib.urlopen("http://python.org/")
finally:
self.unfakehttp()
def test_redirect_limit_independent(self):
# Ticket #12923: make sure independent requests each use their
# own retry limit.
for i in range(urllib.FancyURLopener().maxtries):
self.fakehttp(b'''HTTP/1.1 302 Found
Location: file://guidocomputer.athome.com:/python/license
Connection: close
''')
try:
self.assertRaises(IOError, urllib.urlopen,
"http://something")
finally:
self.unfakehttp()
def test_empty_socket(self):
# urlopen() raises IOError if the underlying socket does not send any
# data. (#1680230)
self.fakehttp('')
try:
self.assertRaises(IOError, urllib.urlopen, 'http://something')
finally:
self.unfakehttp()
def test_missing_localfile(self):
self.assertRaises(IOError, urllib.urlopen,
'file://localhost/a/missing/file.py')
fd, tmp_file = tempfile.mkstemp()
tmp_fileurl = 'file://localhost/' + tmp_file.replace(os.path.sep, '/')
self.assertTrue(os.path.exists(tmp_file))
try:
fp = urllib.urlopen(tmp_fileurl)
fp.close()
finally:
os.close(fd)
os.unlink(tmp_file)
self.assertFalse(os.path.exists(tmp_file))
self.assertRaises(IOError, urllib.urlopen, tmp_fileurl)
def test_ftp_nonexisting(self):
self.assertRaises(IOError, urllib.urlopen,
'ftp://localhost/not/existing/file.py')
def test_userpass_inurl(self):
self.fakehttp('Hello!')
try:
fakehttp_wrapper = httplib.HTTP._connection_class
fp = urllib.urlopen("http://user:pass@python.org/")
authorization = ("Authorization: Basic %s\r\n" %
b64encode('user:pass'))
# The authorization header must be in place
self.assertIn(authorization, fakehttp_wrapper.buf)
self.assertEqual(fp.readline(), "Hello!")
self.assertEqual(fp.readline(), "")
self.assertEqual(fp.geturl(), 'http://user:pass@python.org/')
self.assertEqual(fp.getcode(), 200)
finally:
self.unfakehttp()
def test_userpass_with_spaces_inurl(self):
self.fakehttp('Hello!')
try:
url = "http://a b:c d@python.org/"
fakehttp_wrapper = httplib.HTTP._connection_class
authorization = ("Authorization: Basic %s\r\n" %
b64encode('a b:c d'))
fp = urllib.urlopen(url)
# The authorization header must be in place
self.assertIn(authorization, fakehttp_wrapper.buf)
self.assertEqual(fp.readline(), "Hello!")
self.assertEqual(fp.readline(), "")
# the spaces are quoted in URL so no match
self.assertNotEqual(fp.geturl(), url)
self.assertEqual(fp.getcode(), 200)
finally:
self.unfakehttp()
class urlretrieve_FileTests(unittest.TestCase):
"""Test urllib.urlretrieve() on local files"""
def setUp(self):
# Create a list of temporary files. Each item in the list is a file
# name (absolute path or relative to the current working directory).
# All files in this list will be deleted in the tearDown method. Note,
# this only helps to makes sure temporary files get deleted, but it
# does nothing about trying to close files that may still be open. It
# is the responsibility of the developer to properly close files even
# when exceptional conditions occur.
self.tempFiles = []
# Create a temporary file.
self.registerFileForCleanUp(test_support.TESTFN)
self.text = 'testing urllib.urlretrieve'
try:
FILE = file(test_support.TESTFN, 'wb')
FILE.write(self.text)
FILE.close()
finally:
try: FILE.close()
except: pass
def tearDown(self):
# Delete the temporary files.
for each in self.tempFiles:
try: os.remove(each)
except: pass
def constructLocalFileUrl(self, filePath):
return "file://%s" % urllib.pathname2url(os.path.abspath(filePath))
def createNewTempFile(self, data=""):
"""Creates a new temporary file containing the specified data,
registers the file for deletion during the test fixture tear down, and
returns the absolute path of the file."""
newFd, newFilePath = tempfile.mkstemp()
try:
self.registerFileForCleanUp(newFilePath)
newFile = os.fdopen(newFd, "wb")
newFile.write(data)
newFile.close()
finally:
try: newFile.close()
except: pass
return newFilePath
def registerFileForCleanUp(self, fileName):
self.tempFiles.append(fileName)
def test_basic(self):
# Make sure that a local file just gets its own location returned and
# a headers value is returned.
result = urllib.urlretrieve("file:%s" % test_support.TESTFN)
self.assertEqual(result[0], test_support.TESTFN)
self.assertIsInstance(result[1], mimetools.Message,
"did not get a mimetools.Message instance as "
"second returned value")
def test_copy(self):
# Test that setting the filename argument works.
second_temp = "%s.2" % test_support.TESTFN
self.registerFileForCleanUp(second_temp)
result = urllib.urlretrieve(self.constructLocalFileUrl(
test_support.TESTFN), second_temp)
self.assertEqual(second_temp, result[0])
self.assertTrue(os.path.exists(second_temp), "copy of the file was not "
"made")
FILE = file(second_temp, 'rb')
try:
text = FILE.read()
FILE.close()
finally:
try: FILE.close()
except: pass
self.assertEqual(self.text, text)
def test_reporthook(self):
# Make sure that the reporthook works.
def hooktester(count, block_size, total_size, count_holder=[0]):
self.assertIsInstance(count, int)
self.assertIsInstance(block_size, int)
self.assertIsInstance(total_size, int)
self.assertEqual(count, count_holder[0])
count_holder[0] = count_holder[0] + 1
second_temp = "%s.2" % test_support.TESTFN
self.registerFileForCleanUp(second_temp)
urllib.urlretrieve(self.constructLocalFileUrl(test_support.TESTFN),
second_temp, hooktester)
def test_reporthook_0_bytes(self):
# Test on zero length file. Should call reporthook only 1 time.
report = []
def hooktester(count, block_size, total_size, _report=report):
_report.append((count, block_size, total_size))
srcFileName = self.createNewTempFile()
urllib.urlretrieve(self.constructLocalFileUrl(srcFileName),
test_support.TESTFN, hooktester)
self.assertEqual(len(report), 1)
self.assertEqual(report[0][2], 0)
def test_reporthook_5_bytes(self):
# Test on 5 byte file. Should call reporthook only 2 times (once when
# the "network connection" is established and once when the block is
# read). Since the block size is 8192 bytes, only one block read is
# required to read the entire file.
report = []
def hooktester(count, block_size, total_size, _report=report):
_report.append((count, block_size, total_size))
srcFileName = self.createNewTempFile("x" * 5)
urllib.urlretrieve(self.constructLocalFileUrl(srcFileName),
test_support.TESTFN, hooktester)
self.assertEqual(len(report), 2)
self.assertEqual(report[0][1], 8192)
self.assertEqual(report[0][2], 5)
def test_reporthook_8193_bytes(self):
# Test on 8193 byte file. Should call reporthook only 3 times (once
# when the "network connection" is established, once for the next 8192
# bytes, and once for the last byte).
report = []
def hooktester(count, block_size, total_size, _report=report):
_report.append((count, block_size, total_size))
srcFileName = self.createNewTempFile("x" * 8193)
urllib.urlretrieve(self.constructLocalFileUrl(srcFileName),
test_support.TESTFN, hooktester)
self.assertEqual(len(report), 3)
self.assertEqual(report[0][1], 8192)
self.assertEqual(report[0][2], 8193)
class urlretrieve_HttpTests(unittest.TestCase, FakeHTTPMixin):
"""Test urllib.urlretrieve() using fake http connections"""
def test_short_content_raises_ContentTooShortError(self):
self.fakehttp('''HTTP/1.1 200 OK
Date: Wed, 02 Jan 2008 03:03:54 GMT
Server: Apache/1.3.33 (Debian GNU/Linux) mod_ssl/2.8.22 OpenSSL/0.9.7e
Connection: close
Content-Length: 100
Content-Type: text/html; charset=iso-8859-1
FF
''')
def _reporthook(par1, par2, par3):
pass
try:
self.assertRaises(urllib.ContentTooShortError, urllib.urlretrieve,
'http://example.com', reporthook=_reporthook)
finally:
self.unfakehttp()
def test_short_content_raises_ContentTooShortError_without_reporthook(self):
self.fakehttp('''HTTP/1.1 200 OK
Date: Wed, 02 Jan 2008 03:03:54 GMT
Server: Apache/1.3.33 (Debian GNU/Linux) mod_ssl/2.8.22 OpenSSL/0.9.7e
Connection: close
Content-Length: 100
Content-Type: text/html; charset=iso-8859-1
FF
''')
try:
self.assertRaises(urllib.ContentTooShortError, urllib.urlretrieve, 'http://example.com/')
finally:
self.unfakehttp()
class QuotingTests(unittest.TestCase):
"""Tests for urllib.quote() and urllib.quote_plus()
According to RFC 2396 ("Uniform Resource Identifiers), to escape a
character you write it as '%' + <2 character US-ASCII hex value>. The Python
code of ``'%' + hex(ord(<character>))[2:]`` escapes a character properly.
Case does not matter on the hex letters.
The various character sets specified are:
Reserved characters : ";/?:@&=+$,"
Have special meaning in URIs and must be escaped if not being used for
their special meaning
Data characters : letters, digits, and "-_.!~*'()"
Unreserved and do not need to be escaped; can be, though, if desired
Control characters : 0x00 - 0x1F, 0x7F
Have no use in URIs so must be escaped
space : 0x20
Must be escaped
Delimiters : '<>#%"'
Must be escaped
Unwise : "{}|\^[]`"
Must be escaped
"""
def test_never_quote(self):
# Make sure quote() does not quote letters, digits, and "_,.-"
do_not_quote = '' .join(["ABCDEFGHIJKLMNOPQRSTUVWXYZ",
"abcdefghijklmnopqrstuvwxyz",
"0123456789",
"_.-"])
result = urllib.quote(do_not_quote)
self.assertEqual(do_not_quote, result,
"using quote(): %s != %s" % (do_not_quote, result))
result = urllib.quote_plus(do_not_quote)
self.assertEqual(do_not_quote, result,
"using quote_plus(): %s != %s" % (do_not_quote, result))
def test_default_safe(self):
# Test '/' is default value for 'safe' parameter
self.assertEqual(urllib.quote.func_defaults[0], '/')
def test_safe(self):
# Test setting 'safe' parameter does what it should do
quote_by_default = "<>"
result = urllib.quote(quote_by_default, safe=quote_by_default)
self.assertEqual(quote_by_default, result,
"using quote(): %s != %s" % (quote_by_default, result))
result = urllib.quote_plus(quote_by_default, safe=quote_by_default)
self.assertEqual(quote_by_default, result,
"using quote_plus(): %s != %s" %
(quote_by_default, result))
def test_default_quoting(self):
# Make sure all characters that should be quoted are by default sans
# space (separate test for that).
should_quote = [chr(num) for num in range(32)] # For 0x00 - 0x1F
should_quote.append('<>#%"{}|\^[]`')
should_quote.append(chr(127)) # For 0x7F
should_quote = ''.join(should_quote)
for char in should_quote:
result = urllib.quote(char)
self.assertEqual(hexescape(char), result,
"using quote(): %s should be escaped to %s, not %s" %
(char, hexescape(char), result))
result = urllib.quote_plus(char)
self.assertEqual(hexescape(char), result,
"using quote_plus(): "
"%s should be escapes to %s, not %s" %
(char, hexescape(char), result))
del should_quote
partial_quote = "ab[]cd"
expected = "ab%5B%5Dcd"
result = urllib.quote(partial_quote)
self.assertEqual(expected, result,
"using quote(): %s != %s" % (expected, result))
result = urllib.quote_plus(partial_quote)
self.assertEqual(expected, result,
"using quote_plus(): %s != %s" % (expected, result))
self.assertRaises(TypeError, urllib.quote, None)
def test_quoting_space(self):
# Make sure quote() and quote_plus() handle spaces as specified in
# their unique way
result = urllib.quote(' ')
self.assertEqual(result, hexescape(' '),
"using quote(): %s != %s" % (result, hexescape(' ')))
result = urllib.quote_plus(' ')
self.assertEqual(result, '+',
"using quote_plus(): %s != +" % result)
given = "a b cd e f"
expect = given.replace(' ', hexescape(' '))
result = urllib.quote(given)
self.assertEqual(expect, result,
"using quote(): %s != %s" % (expect, result))
expect = given.replace(' ', '+')
result = urllib.quote_plus(given)
self.assertEqual(expect, result,
"using quote_plus(): %s != %s" % (expect, result))
def test_quoting_plus(self):
self.assertEqual(urllib.quote_plus('alpha+beta gamma'),
'alpha%2Bbeta+gamma')
self.assertEqual(urllib.quote_plus('alpha+beta gamma', '+'),
'alpha+beta+gamma')
class UnquotingTests(unittest.TestCase):
"""Tests for unquote() and unquote_plus()
See the doc string for quoting_Tests for details on quoting and such.
"""
def test_unquoting(self):
# Make sure unquoting of all ASCII values works
escape_list = []
for num in range(128):
given = hexescape(chr(num))
expect = chr(num)
result = urllib.unquote(given)
self.assertEqual(expect, result,
"using unquote(): %s != %s" % (expect, result))
result = urllib.unquote_plus(given)
self.assertEqual(expect, result,
"using unquote_plus(): %s != %s" %
(expect, result))
escape_list.append(given)
escape_string = ''.join(escape_list)
del escape_list
result = urllib.unquote(escape_string)
self.assertEqual(result.count('%'), 1,
"using quote(): not all characters escaped; %s" %
result)
result = urllib.unquote(escape_string)
self.assertEqual(result.count('%'), 1,
"using unquote(): not all characters escaped: "
"%s" % result)
def test_unquoting_badpercent(self):
# Test unquoting on bad percent-escapes
given = '%xab'
expect = given
result = urllib.unquote(given)
self.assertEqual(expect, result, "using unquote(): %r != %r"
% (expect, result))
given = '%x'
expect = given
result = urllib.unquote(given)
self.assertEqual(expect, result, "using unquote(): %r != %r"
% (expect, result))
given = '%'
expect = given
result = urllib.unquote(given)
self.assertEqual(expect, result, "using unquote(): %r != %r"
% (expect, result))
def test_unquoting_mixed_case(self):
# Test unquoting on mixed-case hex digits in the percent-escapes
given = '%Ab%eA'
expect = '\xab\xea'
result = urllib.unquote(given)
self.assertEqual(expect, result, "using unquote(): %r != %r"
% (expect, result))
def test_unquoting_parts(self):
# Make sure unquoting works when have non-quoted characters
# interspersed
given = 'ab%sd' % hexescape('c')
expect = "abcd"
result = urllib.unquote(given)
self.assertEqual(expect, result,
"using quote(): %s != %s" % (expect, result))
result = urllib.unquote_plus(given)
self.assertEqual(expect, result,
"using unquote_plus(): %s != %s" % (expect, result))
def test_unquoting_plus(self):
# Test difference between unquote() and unquote_plus()
given = "are+there+spaces..."
expect = given
result = urllib.unquote(given)
self.assertEqual(expect, result,
"using unquote(): %s != %s" % (expect, result))
expect = given.replace('+', ' ')
result = urllib.unquote_plus(given)
self.assertEqual(expect, result,
"using unquote_plus(): %s != %s" % (expect, result))
def test_unquote_with_unicode(self):
r = urllib.unquote(u'br%C3%BCckner_sapporo_20050930.doc')
self.assertEqual(r, u'br\xc3\xbcckner_sapporo_20050930.doc')
class urlencode_Tests(unittest.TestCase):
"""Tests for urlencode()"""
def help_inputtype(self, given, test_type):
"""Helper method for testing different input types.
'given' must lead to only the pairs:
* 1st, 1
* 2nd, 2
* 3rd, 3
Test cannot assume anything about order. Docs make no guarantee and
have possible dictionary input.
"""
expect_somewhere = ["1st=1", "2nd=2", "3rd=3"]
result = urllib.urlencode(given)
for expected in expect_somewhere:
self.assertIn(expected, result,
"testing %s: %s not found in %s" %
(test_type, expected, result))
self.assertEqual(result.count('&'), 2,
"testing %s: expected 2 '&'s; got %s" %
(test_type, result.count('&')))
amp_location = result.index('&')
on_amp_left = result[amp_location - 1]
on_amp_right = result[amp_location + 1]
self.assertTrue(on_amp_left.isdigit() and on_amp_right.isdigit(),
"testing %s: '&' not located in proper place in %s" %
(test_type, result))
self.assertEqual(len(result), (5 * 3) + 2, #5 chars per thing and amps
"testing %s: "
"unexpected number of characters: %s != %s" %
(test_type, len(result), (5 * 3) + 2))
def test_using_mapping(self):
# Test passing in a mapping object as an argument.
self.help_inputtype({"1st":'1', "2nd":'2', "3rd":'3'},
"using dict as input type")
def test_using_sequence(self):
# Test passing in a sequence of two-item sequences as an argument.
self.help_inputtype([('1st', '1'), ('2nd', '2'), ('3rd', '3')],
"using sequence of two-item tuples as input")
def test_quoting(self):
# Make sure keys and values are quoted using quote_plus()
given = {"&":"="}
expect = "%s=%s" % (hexescape('&'), hexescape('='))
result = urllib.urlencode(given)
self.assertEqual(expect, result)
given = {"key name":"A bunch of pluses"}
expect = "key+name=A+bunch+of+pluses"
result = urllib.urlencode(given)
self.assertEqual(expect, result)
def test_doseq(self):
# Test that passing True for 'doseq' parameter works correctly
given = {'sequence':['1', '2', '3']}
expect = "sequence=%s" % urllib.quote_plus(str(['1', '2', '3']))
result = urllib.urlencode(given)
self.assertEqual(expect, result)
result = urllib.urlencode(given, True)
for value in given["sequence"]:
expect = "sequence=%s" % value
self.assertIn(expect, result)
self.assertEqual(result.count('&'), 2,
"Expected 2 '&'s, got %s" % result.count('&'))
class Pathname_Tests(unittest.TestCase):
"""Test pathname2url() and url2pathname()"""
def test_basic(self):
# Make sure simple tests pass
expected_path = os.path.join("parts", "of", "a", "path")
expected_url = "parts/of/a/path"
result = urllib.pathname2url(expected_path)
self.assertEqual(expected_url, result,
"pathname2url() failed; %s != %s" %
(result, expected_url))
result = urllib.url2pathname(expected_url)
self.assertEqual(expected_path, result,
"url2pathame() failed; %s != %s" %
(result, expected_path))
def test_quoting(self):
# Test automatic quoting and unquoting works for pathnam2url() and
# url2pathname() respectively
given = os.path.join("needs", "quot=ing", "here")
expect = "needs/%s/here" % urllib.quote("quot=ing")
result = urllib.pathname2url(given)
self.assertEqual(expect, result,
"pathname2url() failed; %s != %s" %
(expect, result))
expect = given
result = urllib.url2pathname(result)
self.assertEqual(expect, result,
"url2pathname() failed; %s != %s" %
(expect, result))
given = os.path.join("make sure", "using_quote")
expect = "%s/using_quote" % urllib.quote("make sure")
result = urllib.pathname2url(given)
self.assertEqual(expect, result,
"pathname2url() failed; %s != %s" %
(expect, result))
given = "make+sure/using_unquote"
expect = os.path.join("make+sure", "using_unquote")
result = urllib.url2pathname(given)
self.assertEqual(expect, result,
"url2pathname() failed; %s != %s" %
(expect, result))
@unittest.skipUnless(sys.platform == 'win32',
'test specific to the nturl2path library')
def test_ntpath(self):
given = ('/C:/', '///C:/', '/C|//')
expect = 'C:\\'
for url in given:
result = urllib.url2pathname(url)
self.assertEqual(expect, result,
'nturl2path.url2pathname() failed; %s != %s' %
(expect, result))
given = '///C|/path'
expect = 'C:\\path'
result = urllib.url2pathname(given)
self.assertEqual(expect, result,
'nturl2path.url2pathname() failed; %s != %s' %
(expect, result))
class Utility_Tests(unittest.TestCase):
"""Testcase to test the various utility functions in the urllib."""
# In Python 3 this test class is moved to test_urlparse.
def test_splittype(self):
splittype = urllib.splittype
self.assertEqual(splittype('type:opaquestring'), ('type', 'opaquestring'))
self.assertEqual(splittype('opaquestring'), (None, 'opaquestring'))
self.assertEqual(splittype(':opaquestring'), (None, ':opaquestring'))
self.assertEqual(splittype('type:'), ('type', ''))
self.assertEqual(splittype('type:opaque:string'), ('type', 'opaque:string'))
def test_splithost(self):
splithost = urllib.splithost
self.assertEqual(splithost('//www.example.org:80/foo/bar/baz.html'),
('www.example.org:80', '/foo/bar/baz.html'))
self.assertEqual(splithost('//www.example.org:80'),
('www.example.org:80', ''))
self.assertEqual(splithost('/foo/bar/baz.html'),
(None, '/foo/bar/baz.html'))
def test_splituser(self):
splituser = urllib.splituser
self.assertEqual(splituser('User:Pass@www.python.org:080'),
('User:Pass', 'www.python.org:080'))
self.assertEqual(splituser('@www.python.org:080'),
('', 'www.python.org:080'))
self.assertEqual(splituser('www.python.org:080'),
(None, 'www.python.org:080'))
self.assertEqual(splituser('User:Pass@'),
('User:Pass', ''))
self.assertEqual(splituser('User@example.com:Pass@www.python.org:080'),
('User@example.com:Pass', 'www.python.org:080'))
def test_splitpasswd(self):
# Some of the password examples are not sensible, but it is added to
# confirming to RFC2617 and addressing issue4675.
splitpasswd = urllib.splitpasswd
self.assertEqual(splitpasswd('user:ab'), ('user', 'ab'))
self.assertEqual(splitpasswd('user:a\nb'), ('user', 'a\nb'))
self.assertEqual(splitpasswd('user:a\tb'), ('user', 'a\tb'))
self.assertEqual(splitpasswd('user:a\rb'), ('user', 'a\rb'))
self.assertEqual(splitpasswd('user:a\fb'), ('user', 'a\fb'))
self.assertEqual(splitpasswd('user:a\vb'), ('user', 'a\vb'))
self.assertEqual(splitpasswd('user:a:b'), ('user', 'a:b'))
self.assertEqual(splitpasswd('user:a b'), ('user', 'a b'))
self.assertEqual(splitpasswd('user 2:ab'), ('user 2', 'ab'))
self.assertEqual(splitpasswd('user+1:a+b'), ('user+1', 'a+b'))
self.assertEqual(splitpasswd('user:'), ('user', ''))
self.assertEqual(splitpasswd('user'), ('user', None))
self.assertEqual(splitpasswd(':ab'), ('', 'ab'))
def test_splitport(self):
splitport = urllib.splitport
self.assertEqual(splitport('parrot:88'), ('parrot', '88'))
self.assertEqual(splitport('parrot'), ('parrot', None))
self.assertEqual(splitport('parrot:'), ('parrot', None))
self.assertEqual(splitport('127.0.0.1'), ('127.0.0.1', None))
self.assertEqual(splitport('parrot:cheese'), ('parrot:cheese', None))
self.assertEqual(splitport('[::1]:88'), ('[::1]', '88'))
self.assertEqual(splitport('[::1]'), ('[::1]', None))
self.assertEqual(splitport(':88'), ('', '88'))
def test_splitnport(self):
splitnport = urllib.splitnport
self.assertEqual(splitnport('parrot:88'), ('parrot', 88))
self.assertEqual(splitnport('parrot'), ('parrot', -1))
self.assertEqual(splitnport('parrot', 55), ('parrot', 55))
self.assertEqual(splitnport('parrot:'), ('parrot', -1))
self.assertEqual(splitnport('parrot:', 55), ('parrot', 55))
self.assertEqual(splitnport('127.0.0.1'), ('127.0.0.1', -1))
self.assertEqual(splitnport('127.0.0.1', 55), ('127.0.0.1', 55))
self.assertEqual(splitnport('parrot:cheese'), ('parrot', None))
self.assertEqual(splitnport('parrot:cheese', 55), ('parrot', None))
def test_splitquery(self):
# Normal cases are exercised by other tests; ensure that we also
# catch cases with no port specified (testcase ensuring coverage)
splitquery = urllib.splitquery
self.assertEqual(splitquery('http://python.org/fake?foo=bar'),
('http://python.org/fake', 'foo=bar'))
self.assertEqual(splitquery('http://python.org/fake?foo=bar?'),
('http://python.org/fake?foo=bar', ''))
self.assertEqual(splitquery('http://python.org/fake'),
('http://python.org/fake', None))
self.assertEqual(splitquery('?foo=bar'), ('', 'foo=bar'))
def test_splittag(self):
splittag = urllib.splittag
self.assertEqual(splittag('http://example.com?foo=bar#baz'),
('http://example.com?foo=bar', 'baz'))
self.assertEqual(splittag('http://example.com?foo=bar#'),
('http://example.com?foo=bar', ''))
self.assertEqual(splittag('#baz'), ('', 'baz'))
self.assertEqual(splittag('http://example.com?foo=bar'),
('http://example.com?foo=bar', None))
self.assertEqual(splittag('http://example.com?foo=bar#baz#boo'),
('http://example.com?foo=bar#baz', 'boo'))
def test_splitattr(self):
splitattr = urllib.splitattr
self.assertEqual(splitattr('/path;attr1=value1;attr2=value2'),
('/path', ['attr1=value1', 'attr2=value2']))
self.assertEqual(splitattr('/path;'), ('/path', ['']))
self.assertEqual(splitattr(';attr1=value1;attr2=value2'),
('', ['attr1=value1', 'attr2=value2']))
self.assertEqual(splitattr('/path'), ('/path', []))
def test_splitvalue(self):
# Normal cases are exercised by other tests; test pathological cases
# with no key/value pairs. (testcase ensuring coverage)
splitvalue = urllib.splitvalue
self.assertEqual(splitvalue('foo=bar'), ('foo', 'bar'))
self.assertEqual(splitvalue('foo='), ('foo', ''))
self.assertEqual(splitvalue('=bar'), ('', 'bar'))
self.assertEqual(splitvalue('foobar'), ('foobar', None))
self.assertEqual(splitvalue('foo=bar=baz'), ('foo', 'bar=baz'))
def test_toBytes(self):
result = urllib.toBytes(u'http://www.python.org')
self.assertEqual(result, 'http://www.python.org')
self.assertRaises(UnicodeError, urllib.toBytes,
test_support.u(r'http://www.python.org/medi\u00e6val'))
def test_unwrap(self):
url = urllib.unwrap('<URL:type://host/path>')
self.assertEqual(url, 'type://host/path')
class URLopener_Tests(unittest.TestCase):
"""Testcase to test the open method of URLopener class."""
def test_quoted_open(self):
class DummyURLopener(urllib.URLopener):
def open_spam(self, url):
return url
self.assertEqual(DummyURLopener().open(
'spam://example/ /'),'//example/%20/')
# test the safe characters are not quoted by urlopen
self.assertEqual(DummyURLopener().open(
"spam://c:|windows%/:=&?~#+!$,;'@()*[]|/path/"),
"//c:|windows%/:=&?~#+!$,;'@()*[]|/path/")
# Just commented them out.
# Can't really tell why keep failing in windows and sparc.
# Everywhere else they work ok, but on those machines, sometimes
# fail in one of the tests, sometimes in other. I have a linux, and
# the tests go ok.
# If anybody has one of the problematic environments, please help!
# . Facundo
#
# def server(evt):
# import socket, time
# serv = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
# serv.settimeout(3)
# serv.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
# serv.bind(("", 9093))
# serv.listen(5)
# try:
# conn, addr = serv.accept()
# conn.send("1 Hola mundo\n")
# cantdata = 0
# while cantdata < 13:
# data = conn.recv(13-cantdata)
# cantdata += len(data)
# time.sleep(.3)
# conn.send("2 No more lines\n")
# conn.close()
# except socket.timeout:
# pass
# finally:
# serv.close()
# evt.set()
#
# class FTPWrapperTests(unittest.TestCase):
#
# def setUp(self):
# import ftplib, time, threading
# ftplib.FTP.port = 9093
# self.evt = threading.Event()
# threading.Thread(target=server, args=(self.evt,)).start()
# time.sleep(.1)
#
# def tearDown(self):
# self.evt.wait()
#
# def testBasic(self):
# # connects
# ftp = urllib.ftpwrapper("myuser", "mypass", "localhost", 9093, [])
# ftp.close()
#
# def testTimeoutNone(self):
# # global default timeout is ignored
# import socket
# self.assertIsNone(socket.getdefaulttimeout())
# socket.setdefaulttimeout(30)
# try:
# ftp = urllib.ftpwrapper("myuser", "mypass", "localhost", 9093, [])
# finally:
# socket.setdefaulttimeout(None)
# self.assertEqual(ftp.ftp.sock.gettimeout(), 30)
# ftp.close()
#
# def testTimeoutDefault(self):
# # global default timeout is used
# import socket
# self.assertIsNone(socket.getdefaulttimeout())
# socket.setdefaulttimeout(30)
# try:
# ftp = urllib.ftpwrapper("myuser", "mypass", "localhost", 9093, [])
# finally:
# socket.setdefaulttimeout(None)
# self.assertEqual(ftp.ftp.sock.gettimeout(), 30)
# ftp.close()
#
# def testTimeoutValue(self):
# ftp = urllib.ftpwrapper("myuser", "mypass", "localhost", 9093, [],
# timeout=30)
# self.assertEqual(ftp.ftp.sock.gettimeout(), 30)
# ftp.close()
def test_main():
import warnings
with warnings.catch_warnings():
warnings.filterwarnings('ignore', ".*urllib\.urlopen.*Python 3.0",
DeprecationWarning)
test_support.run_unittest(
urlopen_FileTests,
urlopen_HttpTests,
urlretrieve_FileTests,
urlretrieve_HttpTests,
ProxyTests,
QuotingTests,
UnquotingTests,
urlencode_Tests,
Pathname_Tests,
Utility_Tests,
URLopener_Tests,
ProxyTests,
ProxyTests_withOrderedEnv,
#FTPWrapperTests,
)
if __name__ == '__main__':
test_main()
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