text: #! /usr/bin/env python
  
  from test import test_support
  import unittest
  import urlparse
  
  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'
  SIMPLE_BASE  = 'http://a/b/c/d'
  
  # 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 = urlparse.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 = urlparse.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 = urlparse.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 = urlparse.urlsplit(url)
          self.assertEqual(result, split)
          t = (result.scheme, result.netloc, result.path,
               result.query, result.fragment)
          self.assertEqual(t, split)
          result2 = urlparse.urlunsplit(result)
          self.assertEqual(result2, url)
          self.assertEqual(result2, result.geturl())
  
          # check the fixpoint property of re-parsing the result of geturl()
          result3 = urlparse.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 = urlparse.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/',
                '', '')),
              ('git+ssh://git@github.com/user/project.git',
              ('git+ssh', 'git@github.com','/user/project.git',
               '','',''),
              ('git+ssh', 'git@github.com','/user/project.git',
               '', ''))
              ]
          for url, parsed, split in testcases:
              self.checkRoundtrips(url, parsed, split)
  
      def test_http_roundtrips(self):
          # urlparse.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(urlparse.urljoin(base, relurl), expected,
                           (base, relurl, expected))
  
      def test_unparse_parse(self):
          for u in ['Python', './Python','x-newscheme://foo.com/stuff','x://y','x:/y','x:/','/',]:
              self.assertEqual(urlparse.urlunsplit(urlparse.urlsplit(u)), u)
              self.assertEqual(urlparse.urlunparse(urlparse.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_RFC2368(self):
          # Issue 11467: path that starts with a number is not parsed correctly
          self.assertEqual(urlparse.urlparse('mailto:1337@example.org'),
                  ('mailto', '', '1337@example.org', '', '', ''))
  
      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')
  
      def test_RFC3986(self):
          # Test cases from RFC3986
          self.checkJoin(RFC3986_BASE, '?y','http://a/b/c/d;p?y')
          self.checkJoin(RFC2396_BASE, ';x', 'http://a/b/c/;x')
          self.checkJoin(RFC3986_BASE, 'g:h','g:h')
          self.checkJoin(RFC3986_BASE, 'g','http://a/b/c/g')
          self.checkJoin(RFC3986_BASE, './g','http://a/b/c/g')
          self.checkJoin(RFC3986_BASE, 'g/','http://a/b/c/g/')
          self.checkJoin(RFC3986_BASE, '/g','http://a/g')
          self.checkJoin(RFC3986_BASE, '//g','http://g')
          self.checkJoin(RFC3986_BASE, '?y','http://a/b/c/d;p?y')
          self.checkJoin(RFC3986_BASE, 'g?y','http://a/b/c/g?y')
          self.checkJoin(RFC3986_BASE, '#s','http://a/b/c/d;p?q#s')
          self.checkJoin(RFC3986_BASE, 'g#s','http://a/b/c/g#s')
          self.checkJoin(RFC3986_BASE, 'g?y#s','http://a/b/c/g?y#s')
          self.checkJoin(RFC3986_BASE, ';x','http://a/b/c/;x')
          self.checkJoin(RFC3986_BASE, 'g;x','http://a/b/c/g;x')
          self.checkJoin(RFC3986_BASE, 'g;x?y#s','http://a/b/c/g;x?y#s')
          self.checkJoin(RFC3986_BASE, '','http://a/b/c/d;p?q')
          self.checkJoin(RFC3986_BASE, '.','http://a/b/c/')
          self.checkJoin(RFC3986_BASE, './','http://a/b/c/')
          self.checkJoin(RFC3986_BASE, '..','http://a/b/')
          self.checkJoin(RFC3986_BASE, '../','http://a/b/')
          self.checkJoin(RFC3986_BASE, '../g','http://a/b/g')
          self.checkJoin(RFC3986_BASE, '../..','http://a/')
          self.checkJoin(RFC3986_BASE, '../../','http://a/')
          self.checkJoin(RFC3986_BASE, '../../g','http://a/g')
  
          #Abnormal Examples
  
          # The 'abnormal scenarios' are incompatible with RFC2986 parsing
          # Tests are here for reference.
  
          #self.checkJoin(RFC3986_BASE, '../../../g','http://a/g')
          #self.checkJoin(RFC3986_BASE, '../../../../g','http://a/g')
          #self.checkJoin(RFC3986_BASE, '/./g','http://a/g')
          #self.checkJoin(RFC3986_BASE, '/../g','http://a/g')
  
          self.checkJoin(RFC3986_BASE, 'g.','http://a/b/c/g.')
          self.checkJoin(RFC3986_BASE, '.g','http://a/b/c/.g')
          self.checkJoin(RFC3986_BASE, 'g..','http://a/b/c/g..')
          self.checkJoin(RFC3986_BASE, '..g','http://a/b/c/..g')
          self.checkJoin(RFC3986_BASE, './../g','http://a/b/g')
          self.checkJoin(RFC3986_BASE, './g/.','http://a/b/c/g/')
          self.checkJoin(RFC3986_BASE, 'g/./h','http://a/b/c/g/h')
          self.checkJoin(RFC3986_BASE, 'g/../h','http://a/b/c/h')
          self.checkJoin(RFC3986_BASE, 'g;x=1/./y','http://a/b/c/g;x=1/y')
          self.checkJoin(RFC3986_BASE, 'g;x=1/../y','http://a/b/c/y')
          self.checkJoin(RFC3986_BASE, 'g?y/./x','http://a/b/c/g?y/./x')
          self.checkJoin(RFC3986_BASE, 'g?y/../x','http://a/b/c/g?y/../x')
          self.checkJoin(RFC3986_BASE, 'g#s/./x','http://a/b/c/g#s/./x')
          self.checkJoin(RFC3986_BASE, 'g#s/../x','http://a/b/c/g#s/../x')
          #self.checkJoin(RFC3986_BASE, 'http:g','http:g') # strict parser
          self.checkJoin(RFC3986_BASE, 'http:g','http://a/b/c/g') # relaxed parser
  
          # Test for issue9721
          self.checkJoin('http://a/b/c/de', ';x','http://a/b/c/;x')
  
      def test_urljoins(self):
          self.checkJoin(SIMPLE_BASE, 'g:h','g:h')
          self.checkJoin(SIMPLE_BASE, 'http:g','http://a/b/c/g')
          self.checkJoin(SIMPLE_BASE, 'http:','http://a/b/c/d')
          self.checkJoin(SIMPLE_BASE, 'g','http://a/b/c/g')
          self.checkJoin(SIMPLE_BASE, './g','http://a/b/c/g')
          self.checkJoin(SIMPLE_BASE, 'g/','http://a/b/c/g/')
          self.checkJoin(SIMPLE_BASE, '/g','http://a/g')
          self.checkJoin(SIMPLE_BASE, '//g','http://g')
          self.checkJoin(SIMPLE_BASE, '?y','http://a/b/c/d?y')
          self.checkJoin(SIMPLE_BASE, 'g?y','http://a/b/c/g?y')
          self.checkJoin(SIMPLE_BASE, 'g?y/./x','http://a/b/c/g?y/./x')
          self.checkJoin(SIMPLE_BASE, '.','http://a/b/c/')
          self.checkJoin(SIMPLE_BASE, './','http://a/b/c/')
          self.checkJoin(SIMPLE_BASE, '..','http://a/b/')
          self.checkJoin(SIMPLE_BASE, '../','http://a/b/')
          self.checkJoin(SIMPLE_BASE, '../g','http://a/b/g')
          self.checkJoin(SIMPLE_BASE, '../..','http://a/')
          self.checkJoin(SIMPLE_BASE, '../../g','http://a/g')
          self.checkJoin(SIMPLE_BASE, '../../../g','http://a/../g')
          self.checkJoin(SIMPLE_BASE, './../g','http://a/b/g')
          self.checkJoin(SIMPLE_BASE, './g/.','http://a/b/c/g/')
          self.checkJoin(SIMPLE_BASE, '/./g','http://a/./g')
          self.checkJoin(SIMPLE_BASE, 'g/./h','http://a/b/c/g/h')
          self.checkJoin(SIMPLE_BASE, 'g/../h','http://a/b/c/h')
          self.checkJoin(SIMPLE_BASE, 'http:g','http://a/b/c/g')
          self.checkJoin(SIMPLE_BASE, 'http:','http://a/b/c/d')
          self.checkJoin(SIMPLE_BASE, 'http:?y','http://a/b/c/d?y')
          self.checkJoin(SIMPLE_BASE, 'http:g?y','http://a/b/c/g?y')
          self.checkJoin(SIMPLE_BASE, 'http:g?y/./x','http://a/b/c/g?y/./x')
  
      def test_RFC2732(self):
          for url, hostname, port in [
              ('http://Test.python.org:5432/foo/', 'test.python.org', 5432),
              ('http://12.34.56.78:5432/foo/', '12.34.56.78', 5432),
              ('http://[::1]:5432/foo/', '::1', 5432),
              ('http://[dead:beef::1]:5432/foo/', 'dead:beef::1', 5432),
              ('http://[dead:beef::]:5432/foo/', 'dead:beef::', 5432),
              ('http://[dead:beef:cafe:5417:affe:8FA3:deaf:feed]:5432/foo/',
               'dead:beef:cafe:5417:affe:8fa3:deaf:feed', 5432),
              ('http://[::12.34.56.78]:5432/foo/', '::12.34.56.78', 5432),
              ('http://[::ffff:12.34.56.78]:5432/foo/',
               '::ffff:12.34.56.78', 5432),
              ('http://Test.python.org/foo/', 'test.python.org', None),
              ('http://12.34.56.78/foo/', '12.34.56.78', None),
              ('http://[::1]/foo/', '::1', None),
              ('http://[dead:beef::1]/foo/', 'dead:beef::1', None),
              ('http://[dead:beef::]/foo/', 'dead:beef::', None),
              ('http://[dead:beef:cafe:5417:affe:8FA3:deaf:feed]/foo/',
               'dead:beef:cafe:5417:affe:8fa3:deaf:feed', None),
              ('http://[::12.34.56.78]/foo/', '::12.34.56.78', None),
              ('http://[::ffff:12.34.56.78]/foo/',
               '::ffff:12.34.56.78', None),
              ]:
              urlparsed = urlparse.urlparse(url)
              self.assertEqual((urlparsed.hostname, urlparsed.port) , (hostname, port))
  
          for invalid_url in [
                  'http://::12.34.56.78]/',
                  'http://[::1/foo/',
                  'ftp://[::1/foo/bad]/bad',
                  'http://[::1/foo/bad]/bad',
                  'http://[::ffff:12.34.56.78']:
              self.assertRaises(ValueError, urlparse.urlparse, invalid_url)
  
      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(urlparse.urldefrag(url), (defrag, frag))
  
      def test_urlsplit_attributes(self):
          url = "HTTP://WWW.PYTHON.ORG/doc/#frag"
          p = urlparse.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 = urlparse.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 = urlparse.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 = urlparse.urlsplit("http://www.example.net:foo")
          self.assertEqual(p.netloc, "www.example.net:foo")
          self.assertRaises(ValueError, lambda: p.port)
  
          p = urlparse.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 = urlparse.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 = urlparse.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_caching(self):
          # Test case for bug #1313119
          uri = "http://example.com/doc/"
          unicode_uri = unicode(uri)
  
          urlparse.urlparse(unicode_uri)
          p = urlparse.urlparse(uri)
          self.assertEqual(type(p.scheme), type(uri))
          self.assertEqual(type(p.hostname), type(uri))
          self.assertEqual(type(p.path), type(uri))
  
      def test_noslash(self):
          # Issue 1637: http://foo.com?query is legal
          self.assertEqual(urlparse.urlparse("http://example.com?blahblah=/foo"),
                           ('http', 'example.com', '', '', 'blahblah=/foo', ''))
  
      def test_anyscheme(self):
          # Issue 7904: s3://foo.com/stuff has netloc "foo.com".
          self.assertEqual(urlparse.urlparse("s3://foo.com/stuff"),
                           ('s3','foo.com','/stuff','','',''))
          self.assertEqual(urlparse.urlparse("x-newscheme://foo.com/stuff"),
                           ('x-newscheme','foo.com','/stuff','','',''))
  
      def test_withoutscheme(self):
          # Test urlparse without scheme
          # Issue 754016: urlparse goes wrong with IP:port without scheme
          # RFC 1808 specifies that netloc should start with //, urlparse expects
          # the same, otherwise it classifies the portion of url as path.
          self.assertEqual(urlparse.urlparse("path"),
                  ('','','path','','',''))
          self.assertEqual(urlparse.urlparse("//www.python.org:80"),
                  ('','www.python.org:80','','','',''))
          self.assertEqual(urlparse.urlparse("http://www.python.org:80"),
                  ('http','www.python.org:80','','','',''))
  
      def test_portseparator(self):
          # Issue 754016 makes changes for port separator ':' from scheme separator
          self.assertEqual(urlparse.urlparse("path:80"),
                  ('','','path:80','','',''))
          self.assertEqual(urlparse.urlparse("http:"),('http','','','','',''))
          self.assertEqual(urlparse.urlparse("https:"),('https','','','','',''))
          self.assertEqual(urlparse.urlparse("http://www.python.org:80"),
                  ('http','www.python.org:80','','','',''))
  
  
  def test_main():
      test_support.run_unittest(UrlParseTestCase)
  
  if __name__ == "__main__":
      test_main()
  