cpython/Lib/test/test_urlparse.py
2009-03-30 21:54:41 +00:00

355 lines
16 KiB
Python

#! /usr/bin/env python
from test import support
import unittest
import urllib.parse
RFC1808_BASE = "http://a/b/c/d;p?q#f"
RFC2396_BASE = "http://a/b/c/d;p?q"
RFC3986_BASE = "http://a/b/c/d;p?q"
# A list of test cases. Each test case is a a two-tuple that contains
# a string with the query and a dictionary with the expected result.
parse_qsl_test_cases = [
("", []),
("&", []),
("&&", []),
("=", [('', '')]),
("=a", [('', 'a')]),
("a", [('a', '')]),
("a=", [('a', '')]),
("a=", [('a', '')]),
("&a=b", [('a', 'b')]),
("a=a+b&b=b+c", [('a', 'a b'), ('b', 'b c')]),
("a=1&a=2", [('a', '1'), ('a', '2')]),
]
class UrlParseTestCase(unittest.TestCase):
def checkRoundtrips(self, url, parsed, split):
result = urllib.parse.urlparse(url)
self.assertEqual(result, parsed)
t = (result.scheme, result.netloc, result.path,
result.params, result.query, result.fragment)
self.assertEqual(t, parsed)
# put it back together and it should be the same
result2 = urllib.parse.urlunparse(result)
self.assertEqual(result2, url)
self.assertEqual(result2, result.geturl())
# the result of geturl() is a fixpoint; we can always parse it
# again to get the same result:
result3 = urllib.parse.urlparse(result.geturl())
self.assertEqual(result3.geturl(), result.geturl())
self.assertEqual(result3, result)
self.assertEqual(result3.scheme, result.scheme)
self.assertEqual(result3.netloc, result.netloc)
self.assertEqual(result3.path, result.path)
self.assertEqual(result3.params, result.params)
self.assertEqual(result3.query, result.query)
self.assertEqual(result3.fragment, result.fragment)
self.assertEqual(result3.username, result.username)
self.assertEqual(result3.password, result.password)
self.assertEqual(result3.hostname, result.hostname)
self.assertEqual(result3.port, result.port)
# check the roundtrip using urlsplit() as well
result = urllib.parse.urlsplit(url)
self.assertEqual(result, split)
t = (result.scheme, result.netloc, result.path,
result.query, result.fragment)
self.assertEqual(t, split)
result2 = urllib.parse.urlunsplit(result)
self.assertEqual(result2, url)
self.assertEqual(result2, result.geturl())
# check the fixpoint property of re-parsing the result of geturl()
result3 = urllib.parse.urlsplit(result.geturl())
self.assertEqual(result3.geturl(), result.geturl())
self.assertEqual(result3, result)
self.assertEqual(result3.scheme, result.scheme)
self.assertEqual(result3.netloc, result.netloc)
self.assertEqual(result3.path, result.path)
self.assertEqual(result3.query, result.query)
self.assertEqual(result3.fragment, result.fragment)
self.assertEqual(result3.username, result.username)
self.assertEqual(result3.password, result.password)
self.assertEqual(result3.hostname, result.hostname)
self.assertEqual(result3.port, result.port)
def test_qsl(self):
for orig, expect in parse_qsl_test_cases:
result = urllib.parse.parse_qsl(orig, keep_blank_values=True)
self.assertEqual(result, expect, "Error parsing %s" % repr(orig))
def test_roundtrips(self):
testcases = [
('file:///tmp/junk.txt',
('file', '', '/tmp/junk.txt', '', '', ''),
('file', '', '/tmp/junk.txt', '', '')),
('imap://mail.python.org/mbox1',
('imap', 'mail.python.org', '/mbox1', '', '', ''),
('imap', 'mail.python.org', '/mbox1', '', '')),
('mms://wms.sys.hinet.net/cts/Drama/09006251100.asf',
('mms', 'wms.sys.hinet.net', '/cts/Drama/09006251100.asf',
'', '', ''),
('mms', 'wms.sys.hinet.net', '/cts/Drama/09006251100.asf',
'', '')),
('nfs://server/path/to/file.txt',
('nfs', 'server', '/path/to/file.txt', '', '', ''),
('nfs', 'server', '/path/to/file.txt', '', '')),
('svn+ssh://svn.zope.org/repos/main/ZConfig/trunk/',
('svn+ssh', 'svn.zope.org', '/repos/main/ZConfig/trunk/',
'', '', ''),
('svn+ssh', 'svn.zope.org', '/repos/main/ZConfig/trunk/',
'', ''))
]
for url, parsed, split in testcases:
self.checkRoundtrips(url, parsed, split)
def test_http_roundtrips(self):
# urllib.parse.urlsplit treats 'http:' as an optimized special case,
# so we test both 'http:' and 'https:' in all the following.
# Three cheers for white box knowledge!
testcases = [
('://www.python.org',
('www.python.org', '', '', '', ''),
('www.python.org', '', '', '')),
('://www.python.org#abc',
('www.python.org', '', '', '', 'abc'),
('www.python.org', '', '', 'abc')),
('://www.python.org?q=abc',
('www.python.org', '', '', 'q=abc', ''),
('www.python.org', '', 'q=abc', '')),
('://www.python.org/#abc',
('www.python.org', '/', '', '', 'abc'),
('www.python.org', '/', '', 'abc')),
('://a/b/c/d;p?q#f',
('a', '/b/c/d', 'p', 'q', 'f'),
('a', '/b/c/d;p', 'q', 'f')),
]
for scheme in ('http', 'https'):
for url, parsed, split in testcases:
url = scheme + url
parsed = (scheme,) + parsed
split = (scheme,) + split
self.checkRoundtrips(url, parsed, split)
def checkJoin(self, base, relurl, expected):
self.assertEqual(urllib.parse.urljoin(base, relurl), expected,
(base, relurl, expected))
def test_unparse_parse(self):
for u in ['Python', './Python']:
self.assertEqual(urllib.parse.urlunsplit(urllib.parse.urlsplit(u)), u)
self.assertEqual(urllib.parse.urlunparse(urllib.parse.urlparse(u)), u)
def test_RFC1808(self):
# "normal" cases from RFC 1808:
self.checkJoin(RFC1808_BASE, 'g:h', 'g:h')
self.checkJoin(RFC1808_BASE, 'g', 'http://a/b/c/g')
self.checkJoin(RFC1808_BASE, './g', 'http://a/b/c/g')
self.checkJoin(RFC1808_BASE, 'g/', 'http://a/b/c/g/')
self.checkJoin(RFC1808_BASE, '/g', 'http://a/g')
self.checkJoin(RFC1808_BASE, '//g', 'http://g')
self.checkJoin(RFC1808_BASE, 'g?y', 'http://a/b/c/g?y')
self.checkJoin(RFC1808_BASE, 'g?y/./x', 'http://a/b/c/g?y/./x')
self.checkJoin(RFC1808_BASE, '#s', 'http://a/b/c/d;p?q#s')
self.checkJoin(RFC1808_BASE, 'g#s', 'http://a/b/c/g#s')
self.checkJoin(RFC1808_BASE, 'g#s/./x', 'http://a/b/c/g#s/./x')
self.checkJoin(RFC1808_BASE, 'g?y#s', 'http://a/b/c/g?y#s')
self.checkJoin(RFC1808_BASE, 'g;x', 'http://a/b/c/g;x')
self.checkJoin(RFC1808_BASE, 'g;x?y#s', 'http://a/b/c/g;x?y#s')
self.checkJoin(RFC1808_BASE, '.', 'http://a/b/c/')
self.checkJoin(RFC1808_BASE, './', 'http://a/b/c/')
self.checkJoin(RFC1808_BASE, '..', 'http://a/b/')
self.checkJoin(RFC1808_BASE, '../', 'http://a/b/')
self.checkJoin(RFC1808_BASE, '../g', 'http://a/b/g')
self.checkJoin(RFC1808_BASE, '../..', 'http://a/')
self.checkJoin(RFC1808_BASE, '../../', 'http://a/')
self.checkJoin(RFC1808_BASE, '../../g', 'http://a/g')
# "abnormal" cases from RFC 1808:
self.checkJoin(RFC1808_BASE, '', 'http://a/b/c/d;p?q#f')
self.checkJoin(RFC1808_BASE, '../../../g', 'http://a/../g')
self.checkJoin(RFC1808_BASE, '../../../../g', 'http://a/../../g')
self.checkJoin(RFC1808_BASE, '/./g', 'http://a/./g')
self.checkJoin(RFC1808_BASE, '/../g', 'http://a/../g')
self.checkJoin(RFC1808_BASE, 'g.', 'http://a/b/c/g.')
self.checkJoin(RFC1808_BASE, '.g', 'http://a/b/c/.g')
self.checkJoin(RFC1808_BASE, 'g..', 'http://a/b/c/g..')
self.checkJoin(RFC1808_BASE, '..g', 'http://a/b/c/..g')
self.checkJoin(RFC1808_BASE, './../g', 'http://a/b/g')
self.checkJoin(RFC1808_BASE, './g/.', 'http://a/b/c/g/')
self.checkJoin(RFC1808_BASE, 'g/./h', 'http://a/b/c/g/h')
self.checkJoin(RFC1808_BASE, 'g/../h', 'http://a/b/c/h')
# RFC 1808 and RFC 1630 disagree on these (according to RFC 1808),
# so we'll not actually run these tests (which expect 1808 behavior).
#self.checkJoin(RFC1808_BASE, 'http:g', 'http:g')
#self.checkJoin(RFC1808_BASE, 'http:', 'http:')
def test_RFC2396(self):
# cases from RFC 2396
self.checkJoin(RFC2396_BASE, 'g:h', 'g:h')
self.checkJoin(RFC2396_BASE, 'g', 'http://a/b/c/g')
self.checkJoin(RFC2396_BASE, './g', 'http://a/b/c/g')
self.checkJoin(RFC2396_BASE, 'g/', 'http://a/b/c/g/')
self.checkJoin(RFC2396_BASE, '/g', 'http://a/g')
self.checkJoin(RFC2396_BASE, '//g', 'http://g')
self.checkJoin(RFC2396_BASE, 'g?y', 'http://a/b/c/g?y')
self.checkJoin(RFC2396_BASE, '#s', 'http://a/b/c/d;p?q#s')
self.checkJoin(RFC2396_BASE, 'g#s', 'http://a/b/c/g#s')
self.checkJoin(RFC2396_BASE, 'g?y#s', 'http://a/b/c/g?y#s')
self.checkJoin(RFC2396_BASE, 'g;x', 'http://a/b/c/g;x')
self.checkJoin(RFC2396_BASE, 'g;x?y#s', 'http://a/b/c/g;x?y#s')
self.checkJoin(RFC2396_BASE, '.', 'http://a/b/c/')
self.checkJoin(RFC2396_BASE, './', 'http://a/b/c/')
self.checkJoin(RFC2396_BASE, '..', 'http://a/b/')
self.checkJoin(RFC2396_BASE, '../', 'http://a/b/')
self.checkJoin(RFC2396_BASE, '../g', 'http://a/b/g')
self.checkJoin(RFC2396_BASE, '../..', 'http://a/')
self.checkJoin(RFC2396_BASE, '../../', 'http://a/')
self.checkJoin(RFC2396_BASE, '../../g', 'http://a/g')
self.checkJoin(RFC2396_BASE, '', RFC2396_BASE)
self.checkJoin(RFC2396_BASE, '../../../g', 'http://a/../g')
self.checkJoin(RFC2396_BASE, '../../../../g', 'http://a/../../g')
self.checkJoin(RFC2396_BASE, '/./g', 'http://a/./g')
self.checkJoin(RFC2396_BASE, '/../g', 'http://a/../g')
self.checkJoin(RFC2396_BASE, 'g.', 'http://a/b/c/g.')
self.checkJoin(RFC2396_BASE, '.g', 'http://a/b/c/.g')
self.checkJoin(RFC2396_BASE, 'g..', 'http://a/b/c/g..')
self.checkJoin(RFC2396_BASE, '..g', 'http://a/b/c/..g')
self.checkJoin(RFC2396_BASE, './../g', 'http://a/b/g')
self.checkJoin(RFC2396_BASE, './g/.', 'http://a/b/c/g/')
self.checkJoin(RFC2396_BASE, 'g/./h', 'http://a/b/c/g/h')
self.checkJoin(RFC2396_BASE, 'g/../h', 'http://a/b/c/h')
self.checkJoin(RFC2396_BASE, 'g;x=1/./y', 'http://a/b/c/g;x=1/y')
self.checkJoin(RFC2396_BASE, 'g;x=1/../y', 'http://a/b/c/y')
self.checkJoin(RFC2396_BASE, 'g?y/./x', 'http://a/b/c/g?y/./x')
self.checkJoin(RFC2396_BASE, 'g?y/../x', 'http://a/b/c/g?y/../x')
self.checkJoin(RFC2396_BASE, 'g#s/./x', 'http://a/b/c/g#s/./x')
self.checkJoin(RFC2396_BASE, 'g#s/../x', 'http://a/b/c/g#s/../x')
#The following scenarios have been updated in RFC3986
#self.checkJoin(RFC2396_BASE, '?y', 'http://a/b/c/?y')
#self.checkJoin(RFC2396_BASE, ';x', 'http://a/b/c/;x')
def test_RFC3986(self):
self.checkJoin(RFC3986_BASE, '?y','http://a/b/c/d;p?y')
self.checkJoin(RFC2396_BASE, ';x', 'http://a/b/c/;x')
def test_urldefrag(self):
for url, defrag, frag in [
('http://python.org#frag', 'http://python.org', 'frag'),
('http://python.org', 'http://python.org', ''),
('http://python.org/#frag', 'http://python.org/', 'frag'),
('http://python.org/', 'http://python.org/', ''),
('http://python.org/?q#frag', 'http://python.org/?q', 'frag'),
('http://python.org/?q', 'http://python.org/?q', ''),
('http://python.org/p#frag', 'http://python.org/p', 'frag'),
('http://python.org/p?q', 'http://python.org/p?q', ''),
(RFC1808_BASE, 'http://a/b/c/d;p?q', 'f'),
(RFC2396_BASE, 'http://a/b/c/d;p?q', ''),
]:
self.assertEqual(urllib.parse.urldefrag(url), (defrag, frag))
def test_urlsplit_attributes(self):
url = "HTTP://WWW.PYTHON.ORG/doc/#frag"
p = urllib.parse.urlsplit(url)
self.assertEqual(p.scheme, "http")
self.assertEqual(p.netloc, "WWW.PYTHON.ORG")
self.assertEqual(p.path, "/doc/")
self.assertEqual(p.query, "")
self.assertEqual(p.fragment, "frag")
self.assertEqual(p.username, None)
self.assertEqual(p.password, None)
self.assertEqual(p.hostname, "www.python.org")
self.assertEqual(p.port, None)
# geturl() won't return exactly the original URL in this case
# since the scheme is always case-normalized
#self.assertEqual(p.geturl(), url)
url = "http://User:Pass@www.python.org:080/doc/?query=yes#frag"
p = urllib.parse.urlsplit(url)
self.assertEqual(p.scheme, "http")
self.assertEqual(p.netloc, "User:Pass@www.python.org:080")
self.assertEqual(p.path, "/doc/")
self.assertEqual(p.query, "query=yes")
self.assertEqual(p.fragment, "frag")
self.assertEqual(p.username, "User")
self.assertEqual(p.password, "Pass")
self.assertEqual(p.hostname, "www.python.org")
self.assertEqual(p.port, 80)
self.assertEqual(p.geturl(), url)
# Addressing issue1698, which suggests Username can contain
# "@" characters. Though not RFC compliant, many ftp sites allow
# and request email addresses as usernames.
url = "http://User@example.com:Pass@www.python.org:080/doc/?query=yes#frag"
p = urllib.parse.urlsplit(url)
self.assertEqual(p.scheme, "http")
self.assertEqual(p.netloc, "User@example.com:Pass@www.python.org:080")
self.assertEqual(p.path, "/doc/")
self.assertEqual(p.query, "query=yes")
self.assertEqual(p.fragment, "frag")
self.assertEqual(p.username, "User@example.com")
self.assertEqual(p.password, "Pass")
self.assertEqual(p.hostname, "www.python.org")
self.assertEqual(p.port, 80)
self.assertEqual(p.geturl(), url)
def test_attributes_bad_port(self):
"""Check handling of non-integer ports."""
p = urllib.parse.urlsplit("http://www.example.net:foo")
self.assertEqual(p.netloc, "www.example.net:foo")
self.assertRaises(ValueError, lambda: p.port)
p = urllib.parse.urlparse("http://www.example.net:foo")
self.assertEqual(p.netloc, "www.example.net:foo")
self.assertRaises(ValueError, lambda: p.port)
def test_attributes_without_netloc(self):
# This example is straight from RFC 3261. It looks like it
# should allow the username, hostname, and port to be filled
# in, but doesn't. Since it's a URI and doesn't use the
# scheme://netloc syntax, the netloc and related attributes
# should be left empty.
uri = "sip:alice@atlanta.com;maddr=239.255.255.1;ttl=15"
p = urllib.parse.urlsplit(uri)
self.assertEqual(p.netloc, "")
self.assertEqual(p.username, None)
self.assertEqual(p.password, None)
self.assertEqual(p.hostname, None)
self.assertEqual(p.port, None)
self.assertEqual(p.geturl(), uri)
p = urllib.parse.urlparse(uri)
self.assertEqual(p.netloc, "")
self.assertEqual(p.username, None)
self.assertEqual(p.password, None)
self.assertEqual(p.hostname, None)
self.assertEqual(p.port, None)
self.assertEqual(p.geturl(), uri)
def test_noslash(self):
# Issue 1637: http://foo.com?query is legal
self.assertEqual(urllib.parse.urlparse("http://example.com?blahblah=/foo"),
('http', 'example.com', '', '', 'blahblah=/foo', ''))
def test_usingsys(self):
# Issue 3314: sys module is used in the error
self.assertRaises(TypeError, urllib.parse.urlencode, "foo")
def test_main():
support.run_unittest(UrlParseTestCase)
if __name__ == "__main__":
test_main()