mirror of https://github.com/python/cpython
1261 lines
45 KiB
Python
1261 lines
45 KiB
Python
import errno
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from http import client
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import io
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import os
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import array
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import socket
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import unittest
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TestCase = unittest.TestCase
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from test import support
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here = os.path.dirname(__file__)
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# Self-signed cert file for 'localhost'
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CERT_localhost = os.path.join(here, 'keycert.pem')
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# Self-signed cert file for 'fakehostname'
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CERT_fakehostname = os.path.join(here, 'keycert2.pem')
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# Root cert file (CA) for svn.python.org's cert
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CACERT_svn_python_org = os.path.join(here, 'https_svn_python_org_root.pem')
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# constants for testing chunked encoding
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chunked_start = (
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'HTTP/1.1 200 OK\r\n'
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'Transfer-Encoding: chunked\r\n\r\n'
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'a\r\n'
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'hello worl\r\n'
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'3\r\n'
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'd! \r\n'
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'8\r\n'
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'and now \r\n'
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'22\r\n'
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'for something completely different\r\n'
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)
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chunked_expected = b'hello world! and now for something completely different'
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chunk_extension = ";foo=bar"
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last_chunk = "0\r\n"
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last_chunk_extended = "0" + chunk_extension + "\r\n"
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trailers = "X-Dummy: foo\r\nX-Dumm2: bar\r\n"
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chunked_end = "\r\n"
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HOST = support.HOST
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class FakeSocket:
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def __init__(self, text, fileclass=io.BytesIO, host=None, port=None):
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if isinstance(text, str):
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text = text.encode("ascii")
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self.text = text
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self.fileclass = fileclass
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self.data = b''
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self.sendall_calls = 0
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self.host = host
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self.port = port
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def sendall(self, data):
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self.sendall_calls += 1
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self.data += data
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def makefile(self, mode, bufsize=None):
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if mode != 'r' and mode != 'rb':
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raise client.UnimplementedFileMode()
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# keep the file around so we can check how much was read from it
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self.file = self.fileclass(self.text)
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self.file.close = lambda:None #nerf close ()
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return self.file
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def close(self):
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pass
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class EPipeSocket(FakeSocket):
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def __init__(self, text, pipe_trigger):
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# When sendall() is called with pipe_trigger, raise EPIPE.
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FakeSocket.__init__(self, text)
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self.pipe_trigger = pipe_trigger
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def sendall(self, data):
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if self.pipe_trigger in data:
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raise OSError(errno.EPIPE, "gotcha")
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self.data += data
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def close(self):
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pass
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class NoEOFBytesIO(io.BytesIO):
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"""Like BytesIO, but raises AssertionError on EOF.
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This is used below to test that http.client doesn't try to read
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more from the underlying file than it should.
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"""
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def read(self, n=-1):
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data = io.BytesIO.read(self, n)
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if data == b'':
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raise AssertionError('caller tried to read past EOF')
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return data
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def readline(self, length=None):
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data = io.BytesIO.readline(self, length)
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if data == b'':
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raise AssertionError('caller tried to read past EOF')
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return data
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class HeaderTests(TestCase):
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def test_auto_headers(self):
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# Some headers are added automatically, but should not be added by
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# .request() if they are explicitly set.
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class HeaderCountingBuffer(list):
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def __init__(self):
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self.count = {}
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def append(self, item):
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kv = item.split(b':')
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if len(kv) > 1:
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# item is a 'Key: Value' header string
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lcKey = kv[0].decode('ascii').lower()
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self.count.setdefault(lcKey, 0)
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self.count[lcKey] += 1
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list.append(self, item)
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for explicit_header in True, False:
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for header in 'Content-length', 'Host', 'Accept-encoding':
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conn = client.HTTPConnection('example.com')
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conn.sock = FakeSocket('blahblahblah')
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conn._buffer = HeaderCountingBuffer()
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body = 'spamspamspam'
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headers = {}
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if explicit_header:
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headers[header] = str(len(body))
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conn.request('POST', '/', body, headers)
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self.assertEqual(conn._buffer.count[header.lower()], 1)
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def test_content_length_0(self):
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class ContentLengthChecker(list):
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def __init__(self):
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list.__init__(self)
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self.content_length = None
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def append(self, item):
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kv = item.split(b':', 1)
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if len(kv) > 1 and kv[0].lower() == b'content-length':
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self.content_length = kv[1].strip()
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list.append(self, item)
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# POST with empty body
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conn = client.HTTPConnection('example.com')
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conn.sock = FakeSocket(None)
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conn._buffer = ContentLengthChecker()
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conn.request('POST', '/', '')
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self.assertEqual(conn._buffer.content_length, b'0',
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'Header Content-Length not set')
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# PUT request with empty body
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conn = client.HTTPConnection('example.com')
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conn.sock = FakeSocket(None)
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conn._buffer = ContentLengthChecker()
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conn.request('PUT', '/', '')
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self.assertEqual(conn._buffer.content_length, b'0',
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'Header Content-Length not set')
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def test_putheader(self):
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conn = client.HTTPConnection('example.com')
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conn.sock = FakeSocket(None)
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conn.putrequest('GET','/')
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conn.putheader('Content-length', 42)
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self.assertIn(b'Content-length: 42', conn._buffer)
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def test_ipv6host_header(self):
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# Default host header on IPv6 transaction should wrapped by [] if
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# its actual IPv6 address
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expected = b'GET /foo HTTP/1.1\r\nHost: [2001::]:81\r\n' \
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b'Accept-Encoding: identity\r\n\r\n'
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conn = client.HTTPConnection('[2001::]:81')
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sock = FakeSocket('')
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conn.sock = sock
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conn.request('GET', '/foo')
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self.assertTrue(sock.data.startswith(expected))
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expected = b'GET /foo HTTP/1.1\r\nHost: [2001:102A::]\r\n' \
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b'Accept-Encoding: identity\r\n\r\n'
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conn = client.HTTPConnection('[2001:102A::]')
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sock = FakeSocket('')
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conn.sock = sock
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conn.request('GET', '/foo')
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self.assertTrue(sock.data.startswith(expected))
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class BasicTest(TestCase):
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def test_status_lines(self):
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# Test HTTP status lines
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body = "HTTP/1.1 200 Ok\r\n\r\nText"
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sock = FakeSocket(body)
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resp = client.HTTPResponse(sock)
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resp.begin()
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self.assertEqual(resp.read(0), b'') # Issue #20007
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self.assertFalse(resp.isclosed())
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self.assertFalse(resp.closed)
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self.assertEqual(resp.read(), b"Text")
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self.assertTrue(resp.isclosed())
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self.assertFalse(resp.closed)
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resp.close()
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self.assertTrue(resp.closed)
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body = "HTTP/1.1 400.100 Not Ok\r\n\r\nText"
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sock = FakeSocket(body)
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resp = client.HTTPResponse(sock)
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self.assertRaises(client.BadStatusLine, resp.begin)
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def test_bad_status_repr(self):
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exc = client.BadStatusLine('')
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self.assertEqual(repr(exc), '''BadStatusLine("\'\'",)''')
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def test_partial_reads(self):
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# if we have a length, the system knows when to close itself
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# same behaviour than when we read the whole thing with read()
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body = "HTTP/1.1 200 Ok\r\nContent-Length: 4\r\n\r\nText"
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sock = FakeSocket(body)
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resp = client.HTTPResponse(sock)
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resp.begin()
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self.assertEqual(resp.read(2), b'Te')
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self.assertFalse(resp.isclosed())
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self.assertEqual(resp.read(2), b'xt')
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self.assertTrue(resp.isclosed())
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self.assertFalse(resp.closed)
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resp.close()
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self.assertTrue(resp.closed)
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def test_partial_readintos(self):
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# if we have a length, the system knows when to close itself
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# same behaviour than when we read the whole thing with read()
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body = "HTTP/1.1 200 Ok\r\nContent-Length: 4\r\n\r\nText"
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sock = FakeSocket(body)
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resp = client.HTTPResponse(sock)
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resp.begin()
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b = bytearray(2)
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n = resp.readinto(b)
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self.assertEqual(n, 2)
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self.assertEqual(bytes(b), b'Te')
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self.assertFalse(resp.isclosed())
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n = resp.readinto(b)
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self.assertEqual(n, 2)
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self.assertEqual(bytes(b), b'xt')
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self.assertTrue(resp.isclosed())
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self.assertFalse(resp.closed)
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resp.close()
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self.assertTrue(resp.closed)
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def test_partial_reads_no_content_length(self):
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# when no length is present, the socket should be gracefully closed when
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# all data was read
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body = "HTTP/1.1 200 Ok\r\n\r\nText"
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sock = FakeSocket(body)
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resp = client.HTTPResponse(sock)
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resp.begin()
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self.assertEqual(resp.read(2), b'Te')
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self.assertFalse(resp.isclosed())
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self.assertEqual(resp.read(2), b'xt')
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self.assertEqual(resp.read(1), b'')
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self.assertTrue(resp.isclosed())
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self.assertFalse(resp.closed)
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resp.close()
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self.assertTrue(resp.closed)
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def test_partial_readintos_no_content_length(self):
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# when no length is present, the socket should be gracefully closed when
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# all data was read
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body = "HTTP/1.1 200 Ok\r\n\r\nText"
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sock = FakeSocket(body)
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resp = client.HTTPResponse(sock)
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resp.begin()
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b = bytearray(2)
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n = resp.readinto(b)
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self.assertEqual(n, 2)
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self.assertEqual(bytes(b), b'Te')
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self.assertFalse(resp.isclosed())
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n = resp.readinto(b)
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self.assertEqual(n, 2)
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self.assertEqual(bytes(b), b'xt')
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n = resp.readinto(b)
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self.assertEqual(n, 0)
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self.assertTrue(resp.isclosed())
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def test_partial_reads_incomplete_body(self):
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# if the server shuts down the connection before the whole
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# content-length is delivered, the socket is gracefully closed
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body = "HTTP/1.1 200 Ok\r\nContent-Length: 10\r\n\r\nText"
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sock = FakeSocket(body)
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resp = client.HTTPResponse(sock)
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resp.begin()
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self.assertEqual(resp.read(2), b'Te')
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self.assertFalse(resp.isclosed())
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self.assertEqual(resp.read(2), b'xt')
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self.assertEqual(resp.read(1), b'')
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self.assertTrue(resp.isclosed())
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def test_partial_readintos_incomplete_body(self):
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# if the server shuts down the connection before the whole
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# content-length is delivered, the socket is gracefully closed
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body = "HTTP/1.1 200 Ok\r\nContent-Length: 10\r\n\r\nText"
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sock = FakeSocket(body)
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resp = client.HTTPResponse(sock)
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resp.begin()
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b = bytearray(2)
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n = resp.readinto(b)
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self.assertEqual(n, 2)
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self.assertEqual(bytes(b), b'Te')
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self.assertFalse(resp.isclosed())
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n = resp.readinto(b)
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self.assertEqual(n, 2)
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self.assertEqual(bytes(b), b'xt')
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n = resp.readinto(b)
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self.assertEqual(n, 0)
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self.assertTrue(resp.isclosed())
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self.assertFalse(resp.closed)
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resp.close()
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self.assertTrue(resp.closed)
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def test_host_port(self):
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# Check invalid host_port
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for hp in ("www.python.org:abc", "user:password@www.python.org"):
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self.assertRaises(client.InvalidURL, client.HTTPConnection, hp)
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for hp, h, p in (("[fe80::207:e9ff:fe9b]:8000",
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"fe80::207:e9ff:fe9b", 8000),
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("www.python.org:80", "www.python.org", 80),
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("www.python.org:", "www.python.org", 80),
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("www.python.org", "www.python.org", 80),
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("[fe80::207:e9ff:fe9b]", "fe80::207:e9ff:fe9b", 80),
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("[fe80::207:e9ff:fe9b]:", "fe80::207:e9ff:fe9b", 80)):
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c = client.HTTPConnection(hp)
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self.assertEqual(h, c.host)
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self.assertEqual(p, c.port)
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def test_response_headers(self):
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# test response with multiple message headers with the same field name.
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text = ('HTTP/1.1 200 OK\r\n'
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'Set-Cookie: Customer="WILE_E_COYOTE"; '
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'Version="1"; Path="/acme"\r\n'
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'Set-Cookie: Part_Number="Rocket_Launcher_0001"; Version="1";'
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' Path="/acme"\r\n'
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'\r\n'
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'No body\r\n')
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hdr = ('Customer="WILE_E_COYOTE"; Version="1"; Path="/acme"'
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', '
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'Part_Number="Rocket_Launcher_0001"; Version="1"; Path="/acme"')
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s = FakeSocket(text)
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r = client.HTTPResponse(s)
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r.begin()
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cookies = r.getheader("Set-Cookie")
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self.assertEqual(cookies, hdr)
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def test_read_head(self):
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# Test that the library doesn't attempt to read any data
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# from a HEAD request. (Tickles SF bug #622042.)
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sock = FakeSocket(
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'HTTP/1.1 200 OK\r\n'
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'Content-Length: 14432\r\n'
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'\r\n',
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NoEOFBytesIO)
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resp = client.HTTPResponse(sock, method="HEAD")
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resp.begin()
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if resp.read():
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self.fail("Did not expect response from HEAD request")
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def test_readinto_head(self):
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# Test that the library doesn't attempt to read any data
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# from a HEAD request. (Tickles SF bug #622042.)
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sock = FakeSocket(
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'HTTP/1.1 200 OK\r\n'
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'Content-Length: 14432\r\n'
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'\r\n',
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NoEOFBytesIO)
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resp = client.HTTPResponse(sock, method="HEAD")
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resp.begin()
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b = bytearray(5)
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if resp.readinto(b) != 0:
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self.fail("Did not expect response from HEAD request")
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self.assertEqual(bytes(b), b'\x00'*5)
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def test_too_many_headers(self):
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headers = '\r\n'.join('Header%d: foo' % i
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for i in range(client._MAXHEADERS + 1)) + '\r\n'
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text = ('HTTP/1.1 200 OK\r\n' + headers)
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s = FakeSocket(text)
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r = client.HTTPResponse(s)
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self.assertRaisesRegex(client.HTTPException,
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r"got more than \d+ headers", r.begin)
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def test_send_file(self):
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expected = (b'GET /foo HTTP/1.1\r\nHost: example.com\r\n'
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b'Accept-Encoding: identity\r\nContent-Length:')
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with open(__file__, 'rb') as body:
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conn = client.HTTPConnection('example.com')
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sock = FakeSocket(body)
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conn.sock = sock
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conn.request('GET', '/foo', body)
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self.assertTrue(sock.data.startswith(expected), '%r != %r' %
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(sock.data[:len(expected)], expected))
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def test_send(self):
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expected = b'this is a test this is only a test'
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conn = client.HTTPConnection('example.com')
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sock = FakeSocket(None)
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conn.sock = sock
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conn.send(expected)
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self.assertEqual(expected, sock.data)
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sock.data = b''
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conn.send(array.array('b', expected))
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self.assertEqual(expected, sock.data)
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sock.data = b''
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conn.send(io.BytesIO(expected))
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self.assertEqual(expected, sock.data)
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def test_send_updating_file(self):
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def data():
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yield 'data'
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yield None
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yield 'data_two'
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class UpdatingFile():
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mode = 'r'
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d = data()
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def read(self, blocksize=-1):
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return self.d.__next__()
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expected = b'data'
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conn = client.HTTPConnection('example.com')
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sock = FakeSocket("")
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conn.sock = sock
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conn.send(UpdatingFile())
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self.assertEqual(sock.data, expected)
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def test_send_iter(self):
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expected = b'GET /foo HTTP/1.1\r\nHost: example.com\r\n' \
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b'Accept-Encoding: identity\r\nContent-Length: 11\r\n' \
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b'\r\nonetwothree'
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def body():
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yield b"one"
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yield b"two"
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yield b"three"
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conn = client.HTTPConnection('example.com')
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sock = FakeSocket("")
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conn.sock = sock
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conn.request('GET', '/foo', body(), {'Content-Length': '11'})
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self.assertEqual(sock.data, expected)
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def test_send_type_error(self):
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# See: Issue #12676
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conn = client.HTTPConnection('example.com')
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conn.sock = FakeSocket('')
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with self.assertRaises(TypeError):
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conn.request('POST', 'test', conn)
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def test_chunked(self):
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expected = chunked_expected
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sock = FakeSocket(chunked_start + last_chunk + chunked_end)
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resp = client.HTTPResponse(sock, method="GET")
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resp.begin()
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self.assertEqual(resp.read(), expected)
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resp.close()
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# Various read sizes
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for n in range(1, 12):
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sock = FakeSocket(chunked_start + last_chunk + chunked_end)
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resp = client.HTTPResponse(sock, method="GET")
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resp.begin()
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self.assertEqual(resp.read(n) + resp.read(n) + resp.read(), expected)
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resp.close()
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for x in ('', 'foo\r\n'):
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sock = FakeSocket(chunked_start + x)
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resp = client.HTTPResponse(sock, method="GET")
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resp.begin()
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try:
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resp.read()
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except client.IncompleteRead as i:
|
|
self.assertEqual(i.partial, expected)
|
|
expected_message = 'IncompleteRead(%d bytes read)' % len(expected)
|
|
self.assertEqual(repr(i), expected_message)
|
|
self.assertEqual(str(i), expected_message)
|
|
else:
|
|
self.fail('IncompleteRead expected')
|
|
finally:
|
|
resp.close()
|
|
|
|
def test_readinto_chunked(self):
|
|
|
|
expected = chunked_expected
|
|
nexpected = len(expected)
|
|
b = bytearray(128)
|
|
|
|
sock = FakeSocket(chunked_start + last_chunk + chunked_end)
|
|
resp = client.HTTPResponse(sock, method="GET")
|
|
resp.begin()
|
|
n = resp.readinto(b)
|
|
self.assertEqual(b[:nexpected], expected)
|
|
self.assertEqual(n, nexpected)
|
|
resp.close()
|
|
|
|
# Various read sizes
|
|
for n in range(1, 12):
|
|
sock = FakeSocket(chunked_start + last_chunk + chunked_end)
|
|
resp = client.HTTPResponse(sock, method="GET")
|
|
resp.begin()
|
|
m = memoryview(b)
|
|
i = resp.readinto(m[0:n])
|
|
i += resp.readinto(m[i:n + i])
|
|
i += resp.readinto(m[i:])
|
|
self.assertEqual(b[:nexpected], expected)
|
|
self.assertEqual(i, nexpected)
|
|
resp.close()
|
|
|
|
for x in ('', 'foo\r\n'):
|
|
sock = FakeSocket(chunked_start + x)
|
|
resp = client.HTTPResponse(sock, method="GET")
|
|
resp.begin()
|
|
try:
|
|
n = resp.readinto(b)
|
|
except client.IncompleteRead as i:
|
|
self.assertEqual(i.partial, expected)
|
|
expected_message = 'IncompleteRead(%d bytes read)' % len(expected)
|
|
self.assertEqual(repr(i), expected_message)
|
|
self.assertEqual(str(i), expected_message)
|
|
else:
|
|
self.fail('IncompleteRead expected')
|
|
finally:
|
|
resp.close()
|
|
|
|
def test_chunked_head(self):
|
|
chunked_start = (
|
|
'HTTP/1.1 200 OK\r\n'
|
|
'Transfer-Encoding: chunked\r\n\r\n'
|
|
'a\r\n'
|
|
'hello world\r\n'
|
|
'1\r\n'
|
|
'd\r\n'
|
|
)
|
|
sock = FakeSocket(chunked_start + last_chunk + chunked_end)
|
|
resp = client.HTTPResponse(sock, method="HEAD")
|
|
resp.begin()
|
|
self.assertEqual(resp.read(), b'')
|
|
self.assertEqual(resp.status, 200)
|
|
self.assertEqual(resp.reason, 'OK')
|
|
self.assertTrue(resp.isclosed())
|
|
self.assertFalse(resp.closed)
|
|
resp.close()
|
|
self.assertTrue(resp.closed)
|
|
|
|
def test_readinto_chunked_head(self):
|
|
chunked_start = (
|
|
'HTTP/1.1 200 OK\r\n'
|
|
'Transfer-Encoding: chunked\r\n\r\n'
|
|
'a\r\n'
|
|
'hello world\r\n'
|
|
'1\r\n'
|
|
'd\r\n'
|
|
)
|
|
sock = FakeSocket(chunked_start + last_chunk + chunked_end)
|
|
resp = client.HTTPResponse(sock, method="HEAD")
|
|
resp.begin()
|
|
b = bytearray(5)
|
|
n = resp.readinto(b)
|
|
self.assertEqual(n, 0)
|
|
self.assertEqual(bytes(b), b'\x00'*5)
|
|
self.assertEqual(resp.status, 200)
|
|
self.assertEqual(resp.reason, 'OK')
|
|
self.assertTrue(resp.isclosed())
|
|
self.assertFalse(resp.closed)
|
|
resp.close()
|
|
self.assertTrue(resp.closed)
|
|
|
|
def test_negative_content_length(self):
|
|
sock = FakeSocket(
|
|
'HTTP/1.1 200 OK\r\nContent-Length: -1\r\n\r\nHello\r\n')
|
|
resp = client.HTTPResponse(sock, method="GET")
|
|
resp.begin()
|
|
self.assertEqual(resp.read(), b'Hello\r\n')
|
|
self.assertTrue(resp.isclosed())
|
|
|
|
def test_incomplete_read(self):
|
|
sock = FakeSocket('HTTP/1.1 200 OK\r\nContent-Length: 10\r\n\r\nHello\r\n')
|
|
resp = client.HTTPResponse(sock, method="GET")
|
|
resp.begin()
|
|
try:
|
|
resp.read()
|
|
except client.IncompleteRead as i:
|
|
self.assertEqual(i.partial, b'Hello\r\n')
|
|
self.assertEqual(repr(i),
|
|
"IncompleteRead(7 bytes read, 3 more expected)")
|
|
self.assertEqual(str(i),
|
|
"IncompleteRead(7 bytes read, 3 more expected)")
|
|
self.assertTrue(resp.isclosed())
|
|
else:
|
|
self.fail('IncompleteRead expected')
|
|
|
|
def test_epipe(self):
|
|
sock = EPipeSocket(
|
|
"HTTP/1.0 401 Authorization Required\r\n"
|
|
"Content-type: text/html\r\n"
|
|
"WWW-Authenticate: Basic realm=\"example\"\r\n",
|
|
b"Content-Length")
|
|
conn = client.HTTPConnection("example.com")
|
|
conn.sock = sock
|
|
self.assertRaises(OSError,
|
|
lambda: conn.request("PUT", "/url", "body"))
|
|
resp = conn.getresponse()
|
|
self.assertEqual(401, resp.status)
|
|
self.assertEqual("Basic realm=\"example\"",
|
|
resp.getheader("www-authenticate"))
|
|
|
|
# Test lines overflowing the max line size (_MAXLINE in http.client)
|
|
|
|
def test_overflowing_status_line(self):
|
|
body = "HTTP/1.1 200 Ok" + "k" * 65536 + "\r\n"
|
|
resp = client.HTTPResponse(FakeSocket(body))
|
|
self.assertRaises((client.LineTooLong, client.BadStatusLine), resp.begin)
|
|
|
|
def test_overflowing_header_line(self):
|
|
body = (
|
|
'HTTP/1.1 200 OK\r\n'
|
|
'X-Foo: bar' + 'r' * 65536 + '\r\n\r\n'
|
|
)
|
|
resp = client.HTTPResponse(FakeSocket(body))
|
|
self.assertRaises(client.LineTooLong, resp.begin)
|
|
|
|
def test_overflowing_chunked_line(self):
|
|
body = (
|
|
'HTTP/1.1 200 OK\r\n'
|
|
'Transfer-Encoding: chunked\r\n\r\n'
|
|
+ '0' * 65536 + 'a\r\n'
|
|
'hello world\r\n'
|
|
'0\r\n'
|
|
'\r\n'
|
|
)
|
|
resp = client.HTTPResponse(FakeSocket(body))
|
|
resp.begin()
|
|
self.assertRaises(client.LineTooLong, resp.read)
|
|
|
|
def test_early_eof(self):
|
|
# Test httpresponse with no \r\n termination,
|
|
body = "HTTP/1.1 200 Ok"
|
|
sock = FakeSocket(body)
|
|
resp = client.HTTPResponse(sock)
|
|
resp.begin()
|
|
self.assertEqual(resp.read(), b'')
|
|
self.assertTrue(resp.isclosed())
|
|
self.assertFalse(resp.closed)
|
|
resp.close()
|
|
self.assertTrue(resp.closed)
|
|
|
|
def test_delayed_ack_opt(self):
|
|
# Test that Nagle/delayed_ack optimistaion works correctly.
|
|
|
|
# For small payloads, it should coalesce the body with
|
|
# headers, resulting in a single sendall() call
|
|
conn = client.HTTPConnection('example.com')
|
|
sock = FakeSocket(None)
|
|
conn.sock = sock
|
|
body = b'x' * (conn.mss - 1)
|
|
conn.request('POST', '/', body)
|
|
self.assertEqual(sock.sendall_calls, 1)
|
|
|
|
# For large payloads, it should send the headers and
|
|
# then the body, resulting in more than one sendall()
|
|
# call
|
|
conn = client.HTTPConnection('example.com')
|
|
sock = FakeSocket(None)
|
|
conn.sock = sock
|
|
body = b'x' * conn.mss
|
|
conn.request('POST', '/', body)
|
|
self.assertGreater(sock.sendall_calls, 1)
|
|
|
|
def test_chunked_extension(self):
|
|
extra = '3;foo=bar\r\n' + 'abc\r\n'
|
|
expected = chunked_expected + b'abc'
|
|
|
|
sock = FakeSocket(chunked_start + extra + last_chunk_extended + chunked_end)
|
|
resp = client.HTTPResponse(sock, method="GET")
|
|
resp.begin()
|
|
self.assertEqual(resp.read(), expected)
|
|
resp.close()
|
|
|
|
def test_chunked_missing_end(self):
|
|
"""some servers may serve up a short chunked encoding stream"""
|
|
expected = chunked_expected
|
|
sock = FakeSocket(chunked_start + last_chunk) #no terminating crlf
|
|
resp = client.HTTPResponse(sock, method="GET")
|
|
resp.begin()
|
|
self.assertEqual(resp.read(), expected)
|
|
resp.close()
|
|
|
|
def test_chunked_trailers(self):
|
|
"""See that trailers are read and ignored"""
|
|
expected = chunked_expected
|
|
sock = FakeSocket(chunked_start + last_chunk + trailers + chunked_end)
|
|
resp = client.HTTPResponse(sock, method="GET")
|
|
resp.begin()
|
|
self.assertEqual(resp.read(), expected)
|
|
# we should have reached the end of the file
|
|
self.assertEqual(sock.file.read(100), b"") #we read to the end
|
|
resp.close()
|
|
|
|
def test_chunked_sync(self):
|
|
"""Check that we don't read past the end of the chunked-encoding stream"""
|
|
expected = chunked_expected
|
|
extradata = "extradata"
|
|
sock = FakeSocket(chunked_start + last_chunk + trailers + chunked_end + extradata)
|
|
resp = client.HTTPResponse(sock, method="GET")
|
|
resp.begin()
|
|
self.assertEqual(resp.read(), expected)
|
|
# the file should now have our extradata ready to be read
|
|
self.assertEqual(sock.file.read(100), extradata.encode("ascii")) #we read to the end
|
|
resp.close()
|
|
|
|
def test_content_length_sync(self):
|
|
"""Check that we don't read past the end of the Content-Length stream"""
|
|
extradata = "extradata"
|
|
expected = b"Hello123\r\n"
|
|
sock = FakeSocket('HTTP/1.1 200 OK\r\nContent-Length: 10\r\n\r\nHello123\r\n' + extradata)
|
|
resp = client.HTTPResponse(sock, method="GET")
|
|
resp.begin()
|
|
self.assertEqual(resp.read(), expected)
|
|
# the file should now have our extradata ready to be read
|
|
self.assertEqual(sock.file.read(100), extradata.encode("ascii")) #we read to the end
|
|
resp.close()
|
|
|
|
class ExtendedReadTest(TestCase):
|
|
"""
|
|
Test peek(), read1(), readline()
|
|
"""
|
|
lines = (
|
|
'HTTP/1.1 200 OK\r\n'
|
|
'\r\n'
|
|
'hello world!\n'
|
|
'and now \n'
|
|
'for something completely different\n'
|
|
'foo'
|
|
)
|
|
lines_expected = lines[lines.find('hello'):].encode("ascii")
|
|
lines_chunked = (
|
|
'HTTP/1.1 200 OK\r\n'
|
|
'Transfer-Encoding: chunked\r\n\r\n'
|
|
'a\r\n'
|
|
'hello worl\r\n'
|
|
'3\r\n'
|
|
'd!\n\r\n'
|
|
'9\r\n'
|
|
'and now \n\r\n'
|
|
'23\r\n'
|
|
'for something completely different\n\r\n'
|
|
'3\r\n'
|
|
'foo\r\n'
|
|
'0\r\n' # terminating chunk
|
|
'\r\n' # end of trailers
|
|
)
|
|
|
|
def setUp(self):
|
|
sock = FakeSocket(self.lines)
|
|
resp = client.HTTPResponse(sock, method="GET")
|
|
resp.begin()
|
|
resp.fp = io.BufferedReader(resp.fp)
|
|
self.resp = resp
|
|
|
|
|
|
|
|
def test_peek(self):
|
|
resp = self.resp
|
|
# patch up the buffered peek so that it returns not too much stuff
|
|
oldpeek = resp.fp.peek
|
|
def mypeek(n=-1):
|
|
p = oldpeek(n)
|
|
if n >= 0:
|
|
return p[:n]
|
|
return p[:10]
|
|
resp.fp.peek = mypeek
|
|
|
|
all = []
|
|
while True:
|
|
# try a short peek
|
|
p = resp.peek(3)
|
|
if p:
|
|
self.assertGreater(len(p), 0)
|
|
# then unbounded peek
|
|
p2 = resp.peek()
|
|
self.assertGreaterEqual(len(p2), len(p))
|
|
self.assertTrue(p2.startswith(p))
|
|
next = resp.read(len(p2))
|
|
self.assertEqual(next, p2)
|
|
else:
|
|
next = resp.read()
|
|
self.assertFalse(next)
|
|
all.append(next)
|
|
if not next:
|
|
break
|
|
self.assertEqual(b"".join(all), self.lines_expected)
|
|
|
|
def test_readline(self):
|
|
resp = self.resp
|
|
self._verify_readline(self.resp.readline, self.lines_expected)
|
|
|
|
def _verify_readline(self, readline, expected):
|
|
all = []
|
|
while True:
|
|
# short readlines
|
|
line = readline(5)
|
|
if line and line != b"foo":
|
|
if len(line) < 5:
|
|
self.assertTrue(line.endswith(b"\n"))
|
|
all.append(line)
|
|
if not line:
|
|
break
|
|
self.assertEqual(b"".join(all), expected)
|
|
|
|
def test_read1(self):
|
|
resp = self.resp
|
|
def r():
|
|
res = resp.read1(4)
|
|
self.assertLessEqual(len(res), 4)
|
|
return res
|
|
readliner = Readliner(r)
|
|
self._verify_readline(readliner.readline, self.lines_expected)
|
|
|
|
def test_read1_unbounded(self):
|
|
resp = self.resp
|
|
all = []
|
|
while True:
|
|
data = resp.read1()
|
|
if not data:
|
|
break
|
|
all.append(data)
|
|
self.assertEqual(b"".join(all), self.lines_expected)
|
|
|
|
def test_read1_bounded(self):
|
|
resp = self.resp
|
|
all = []
|
|
while True:
|
|
data = resp.read1(10)
|
|
if not data:
|
|
break
|
|
self.assertLessEqual(len(data), 10)
|
|
all.append(data)
|
|
self.assertEqual(b"".join(all), self.lines_expected)
|
|
|
|
def test_read1_0(self):
|
|
self.assertEqual(self.resp.read1(0), b"")
|
|
|
|
def test_peek_0(self):
|
|
p = self.resp.peek(0)
|
|
self.assertLessEqual(0, len(p))
|
|
|
|
class ExtendedReadTestChunked(ExtendedReadTest):
|
|
"""
|
|
Test peek(), read1(), readline() in chunked mode
|
|
"""
|
|
lines = (
|
|
'HTTP/1.1 200 OK\r\n'
|
|
'Transfer-Encoding: chunked\r\n\r\n'
|
|
'a\r\n'
|
|
'hello worl\r\n'
|
|
'3\r\n'
|
|
'd!\n\r\n'
|
|
'9\r\n'
|
|
'and now \n\r\n'
|
|
'23\r\n'
|
|
'for something completely different\n\r\n'
|
|
'3\r\n'
|
|
'foo\r\n'
|
|
'0\r\n' # terminating chunk
|
|
'\r\n' # end of trailers
|
|
)
|
|
|
|
|
|
class Readliner:
|
|
"""
|
|
a simple readline class that uses an arbitrary read function and buffering
|
|
"""
|
|
def __init__(self, readfunc):
|
|
self.readfunc = readfunc
|
|
self.remainder = b""
|
|
|
|
def readline(self, limit):
|
|
data = []
|
|
datalen = 0
|
|
read = self.remainder
|
|
try:
|
|
while True:
|
|
idx = read.find(b'\n')
|
|
if idx != -1:
|
|
break
|
|
if datalen + len(read) >= limit:
|
|
idx = limit - datalen - 1
|
|
# read more data
|
|
data.append(read)
|
|
read = self.readfunc()
|
|
if not read:
|
|
idx = 0 #eof condition
|
|
break
|
|
idx += 1
|
|
data.append(read[:idx])
|
|
self.remainder = read[idx:]
|
|
return b"".join(data)
|
|
except:
|
|
self.remainder = b"".join(data)
|
|
raise
|
|
|
|
class OfflineTest(TestCase):
|
|
def test_responses(self):
|
|
self.assertEqual(client.responses[client.NOT_FOUND], "Not Found")
|
|
|
|
|
|
class SourceAddressTest(TestCase):
|
|
def setUp(self):
|
|
self.serv = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
|
self.port = support.bind_port(self.serv)
|
|
self.source_port = support.find_unused_port()
|
|
self.serv.listen(5)
|
|
self.conn = None
|
|
|
|
def tearDown(self):
|
|
if self.conn:
|
|
self.conn.close()
|
|
self.conn = None
|
|
self.serv.close()
|
|
self.serv = None
|
|
|
|
def testHTTPConnectionSourceAddress(self):
|
|
self.conn = client.HTTPConnection(HOST, self.port,
|
|
source_address=('', self.source_port))
|
|
self.conn.connect()
|
|
self.assertEqual(self.conn.sock.getsockname()[1], self.source_port)
|
|
|
|
@unittest.skipIf(not hasattr(client, 'HTTPSConnection'),
|
|
'http.client.HTTPSConnection not defined')
|
|
def testHTTPSConnectionSourceAddress(self):
|
|
self.conn = client.HTTPSConnection(HOST, self.port,
|
|
source_address=('', self.source_port))
|
|
# We don't test anything here other the constructor not barfing as
|
|
# this code doesn't deal with setting up an active running SSL server
|
|
# for an ssl_wrapped connect() to actually return from.
|
|
|
|
|
|
class TimeoutTest(TestCase):
|
|
PORT = None
|
|
|
|
def setUp(self):
|
|
self.serv = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
|
TimeoutTest.PORT = support.bind_port(self.serv)
|
|
self.serv.listen(5)
|
|
|
|
def tearDown(self):
|
|
self.serv.close()
|
|
self.serv = None
|
|
|
|
def testTimeoutAttribute(self):
|
|
# This will prove that the timeout gets through HTTPConnection
|
|
# and into the socket.
|
|
|
|
# default -- use global socket timeout
|
|
self.assertIsNone(socket.getdefaulttimeout())
|
|
socket.setdefaulttimeout(30)
|
|
try:
|
|
httpConn = client.HTTPConnection(HOST, TimeoutTest.PORT)
|
|
httpConn.connect()
|
|
finally:
|
|
socket.setdefaulttimeout(None)
|
|
self.assertEqual(httpConn.sock.gettimeout(), 30)
|
|
httpConn.close()
|
|
|
|
# no timeout -- do not use global socket default
|
|
self.assertIsNone(socket.getdefaulttimeout())
|
|
socket.setdefaulttimeout(30)
|
|
try:
|
|
httpConn = client.HTTPConnection(HOST, TimeoutTest.PORT,
|
|
timeout=None)
|
|
httpConn.connect()
|
|
finally:
|
|
socket.setdefaulttimeout(None)
|
|
self.assertEqual(httpConn.sock.gettimeout(), None)
|
|
httpConn.close()
|
|
|
|
# a value
|
|
httpConn = client.HTTPConnection(HOST, TimeoutTest.PORT, timeout=30)
|
|
httpConn.connect()
|
|
self.assertEqual(httpConn.sock.gettimeout(), 30)
|
|
httpConn.close()
|
|
|
|
|
|
class HTTPSTest(TestCase):
|
|
|
|
def setUp(self):
|
|
if not hasattr(client, 'HTTPSConnection'):
|
|
self.skipTest('ssl support required')
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|
|
|
def make_server(self, certfile):
|
|
from test.ssl_servers import make_https_server
|
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return make_https_server(self, certfile=certfile)
|
|
|
|
def test_attributes(self):
|
|
# simple test to check it's storing the timeout
|
|
h = client.HTTPSConnection(HOST, TimeoutTest.PORT, timeout=30)
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|
self.assertEqual(h.timeout, 30)
|
|
|
|
def _check_svn_python_org(self, resp):
|
|
# Just a simple check that everything went fine
|
|
server_string = resp.getheader('server')
|
|
self.assertIn('Apache', server_string)
|
|
|
|
def test_networked(self):
|
|
# Default settings: no cert verification is done
|
|
support.requires('network')
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|
with support.transient_internet('svn.python.org'):
|
|
h = client.HTTPSConnection('svn.python.org', 443)
|
|
h.request('GET', '/')
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|
resp = h.getresponse()
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self._check_svn_python_org(resp)
|
|
|
|
def test_networked_good_cert(self):
|
|
# We feed a CA cert that validates the server's cert
|
|
import ssl
|
|
support.requires('network')
|
|
with support.transient_internet('svn.python.org'):
|
|
context = ssl.SSLContext(ssl.PROTOCOL_TLSv1)
|
|
context.verify_mode = ssl.CERT_REQUIRED
|
|
context.load_verify_locations(CACERT_svn_python_org)
|
|
h = client.HTTPSConnection('svn.python.org', 443, context=context)
|
|
h.request('GET', '/')
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|
resp = h.getresponse()
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|
self._check_svn_python_org(resp)
|
|
|
|
def test_networked_bad_cert(self):
|
|
# We feed a "CA" cert that is unrelated to the server's cert
|
|
import ssl
|
|
support.requires('network')
|
|
with support.transient_internet('svn.python.org'):
|
|
context = ssl.SSLContext(ssl.PROTOCOL_TLSv1)
|
|
context.verify_mode = ssl.CERT_REQUIRED
|
|
context.load_verify_locations(CERT_localhost)
|
|
h = client.HTTPSConnection('svn.python.org', 443, context=context)
|
|
with self.assertRaises(ssl.SSLError):
|
|
h.request('GET', '/')
|
|
|
|
def test_local_good_hostname(self):
|
|
# The (valid) cert validates the HTTP hostname
|
|
import ssl
|
|
server = self.make_server(CERT_localhost)
|
|
context = ssl.SSLContext(ssl.PROTOCOL_TLSv1)
|
|
context.verify_mode = ssl.CERT_REQUIRED
|
|
context.load_verify_locations(CERT_localhost)
|
|
h = client.HTTPSConnection('localhost', server.port, context=context)
|
|
h.request('GET', '/nonexistent')
|
|
resp = h.getresponse()
|
|
self.assertEqual(resp.status, 404)
|
|
del server
|
|
|
|
def test_local_bad_hostname(self):
|
|
# The (valid) cert doesn't validate the HTTP hostname
|
|
import ssl
|
|
server = self.make_server(CERT_fakehostname)
|
|
context = ssl.SSLContext(ssl.PROTOCOL_TLSv1)
|
|
context.verify_mode = ssl.CERT_REQUIRED
|
|
context.load_verify_locations(CERT_fakehostname)
|
|
h = client.HTTPSConnection('localhost', server.port, context=context)
|
|
with self.assertRaises(ssl.CertificateError):
|
|
h.request('GET', '/')
|
|
# Same with explicit check_hostname=True
|
|
h = client.HTTPSConnection('localhost', server.port, context=context,
|
|
check_hostname=True)
|
|
with self.assertRaises(ssl.CertificateError):
|
|
h.request('GET', '/')
|
|
# With check_hostname=False, the mismatching is ignored
|
|
h = client.HTTPSConnection('localhost', server.port, context=context,
|
|
check_hostname=False)
|
|
h.request('GET', '/nonexistent')
|
|
resp = h.getresponse()
|
|
self.assertEqual(resp.status, 404)
|
|
del server
|
|
|
|
@unittest.skipIf(not hasattr(client, 'HTTPSConnection'),
|
|
'http.client.HTTPSConnection not available')
|
|
def test_host_port(self):
|
|
# Check invalid host_port
|
|
|
|
for hp in ("www.python.org:abc", "user:password@www.python.org"):
|
|
self.assertRaises(client.InvalidURL, client.HTTPSConnection, hp)
|
|
|
|
for hp, h, p in (("[fe80::207:e9ff:fe9b]:8000",
|
|
"fe80::207:e9ff:fe9b", 8000),
|
|
("www.python.org:443", "www.python.org", 443),
|
|
("www.python.org:", "www.python.org", 443),
|
|
("www.python.org", "www.python.org", 443),
|
|
("[fe80::207:e9ff:fe9b]", "fe80::207:e9ff:fe9b", 443),
|
|
("[fe80::207:e9ff:fe9b]:", "fe80::207:e9ff:fe9b",
|
|
443)):
|
|
c = client.HTTPSConnection(hp)
|
|
self.assertEqual(h, c.host)
|
|
self.assertEqual(p, c.port)
|
|
|
|
|
|
class RequestBodyTest(TestCase):
|
|
"""Test cases where a request includes a message body."""
|
|
|
|
def setUp(self):
|
|
self.conn = client.HTTPConnection('example.com')
|
|
self.conn.sock = self.sock = FakeSocket("")
|
|
self.conn.sock = self.sock
|
|
|
|
def get_headers_and_fp(self):
|
|
f = io.BytesIO(self.sock.data)
|
|
f.readline() # read the request line
|
|
message = client.parse_headers(f)
|
|
return message, f
|
|
|
|
def test_manual_content_length(self):
|
|
# Set an incorrect content-length so that we can verify that
|
|
# it will not be over-ridden by the library.
|
|
self.conn.request("PUT", "/url", "body",
|
|
{"Content-Length": "42"})
|
|
message, f = self.get_headers_and_fp()
|
|
self.assertEqual("42", message.get("content-length"))
|
|
self.assertEqual(4, len(f.read()))
|
|
|
|
def test_ascii_body(self):
|
|
self.conn.request("PUT", "/url", "body")
|
|
message, f = self.get_headers_and_fp()
|
|
self.assertEqual("text/plain", message.get_content_type())
|
|
self.assertIsNone(message.get_charset())
|
|
self.assertEqual("4", message.get("content-length"))
|
|
self.assertEqual(b'body', f.read())
|
|
|
|
def test_latin1_body(self):
|
|
self.conn.request("PUT", "/url", "body\xc1")
|
|
message, f = self.get_headers_and_fp()
|
|
self.assertEqual("text/plain", message.get_content_type())
|
|
self.assertIsNone(message.get_charset())
|
|
self.assertEqual("5", message.get("content-length"))
|
|
self.assertEqual(b'body\xc1', f.read())
|
|
|
|
def test_bytes_body(self):
|
|
self.conn.request("PUT", "/url", b"body\xc1")
|
|
message, f = self.get_headers_and_fp()
|
|
self.assertEqual("text/plain", message.get_content_type())
|
|
self.assertIsNone(message.get_charset())
|
|
self.assertEqual("5", message.get("content-length"))
|
|
self.assertEqual(b'body\xc1', f.read())
|
|
|
|
def test_file_body(self):
|
|
self.addCleanup(support.unlink, support.TESTFN)
|
|
with open(support.TESTFN, "w") as f:
|
|
f.write("body")
|
|
with open(support.TESTFN) as f:
|
|
self.conn.request("PUT", "/url", f)
|
|
message, f = self.get_headers_and_fp()
|
|
self.assertEqual("text/plain", message.get_content_type())
|
|
self.assertIsNone(message.get_charset())
|
|
self.assertEqual("4", message.get("content-length"))
|
|
self.assertEqual(b'body', f.read())
|
|
|
|
def test_binary_file_body(self):
|
|
self.addCleanup(support.unlink, support.TESTFN)
|
|
with open(support.TESTFN, "wb") as f:
|
|
f.write(b"body\xc1")
|
|
with open(support.TESTFN, "rb") as f:
|
|
self.conn.request("PUT", "/url", f)
|
|
message, f = self.get_headers_and_fp()
|
|
self.assertEqual("text/plain", message.get_content_type())
|
|
self.assertIsNone(message.get_charset())
|
|
self.assertEqual("5", message.get("content-length"))
|
|
self.assertEqual(b'body\xc1', f.read())
|
|
|
|
|
|
class HTTPResponseTest(TestCase):
|
|
|
|
def setUp(self):
|
|
body = "HTTP/1.1 200 Ok\r\nMy-Header: first-value\r\nMy-Header: \
|
|
second-value\r\n\r\nText"
|
|
sock = FakeSocket(body)
|
|
self.resp = client.HTTPResponse(sock)
|
|
self.resp.begin()
|
|
|
|
def test_getting_header(self):
|
|
header = self.resp.getheader('My-Header')
|
|
self.assertEqual(header, 'first-value, second-value')
|
|
|
|
header = self.resp.getheader('My-Header', 'some default')
|
|
self.assertEqual(header, 'first-value, second-value')
|
|
|
|
def test_getting_nonexistent_header_with_string_default(self):
|
|
header = self.resp.getheader('No-Such-Header', 'default-value')
|
|
self.assertEqual(header, 'default-value')
|
|
|
|
def test_getting_nonexistent_header_with_iterable_default(self):
|
|
header = self.resp.getheader('No-Such-Header', ['default', 'values'])
|
|
self.assertEqual(header, 'default, values')
|
|
|
|
header = self.resp.getheader('No-Such-Header', ('default', 'values'))
|
|
self.assertEqual(header, 'default, values')
|
|
|
|
def test_getting_nonexistent_header_without_default(self):
|
|
header = self.resp.getheader('No-Such-Header')
|
|
self.assertEqual(header, None)
|
|
|
|
def test_getting_header_defaultint(self):
|
|
header = self.resp.getheader('No-Such-Header',default=42)
|
|
self.assertEqual(header, 42)
|
|
|
|
class TunnelTests(TestCase):
|
|
|
|
def test_connect(self):
|
|
response_text = (
|
|
'HTTP/1.0 200 OK\r\n\r\n' # Reply to CONNECT
|
|
'HTTP/1.1 200 OK\r\n' # Reply to HEAD
|
|
'Content-Length: 42\r\n\r\n'
|
|
)
|
|
|
|
def create_connection(address, timeout=None, source_address=None):
|
|
return FakeSocket(response_text, host=address[0],
|
|
port=address[1])
|
|
|
|
conn = client.HTTPConnection('proxy.com')
|
|
conn._create_connection = create_connection
|
|
|
|
# Once connected, we shouldn't be able to tunnel anymore
|
|
conn.connect()
|
|
self.assertRaises(RuntimeError, conn.set_tunnel,
|
|
'destination.com')
|
|
|
|
# But if we close the connection, we're good
|
|
conn.close()
|
|
conn.set_tunnel('destination.com')
|
|
conn.request('HEAD', '/', '')
|
|
|
|
self.assertEqual(conn.sock.host, 'proxy.com')
|
|
self.assertEqual(conn.sock.port, 80)
|
|
self.assertTrue(b'CONNECT destination.com' in conn.sock.data)
|
|
self.assertTrue(b'Host: destination.com' in conn.sock.data)
|
|
|
|
# This test should be removed when CONNECT gets the HTTP/1.1 blessing
|
|
self.assertTrue(b'Host: proxy.com' not in conn.sock.data)
|
|
|
|
conn.close()
|
|
conn.request('PUT', '/', '')
|
|
self.assertEqual(conn.sock.host, 'proxy.com')
|
|
self.assertEqual(conn.sock.port, 80)
|
|
self.assertTrue(b'CONNECT destination.com' in conn.sock.data)
|
|
self.assertTrue(b'Host: destination.com' in conn.sock.data)
|
|
|
|
def test_main(verbose=None):
|
|
support.run_unittest(HeaderTests, OfflineTest, BasicTest, TimeoutTest,
|
|
HTTPSTest, RequestBodyTest, SourceAddressTest,
|
|
HTTPResponseTest, ExtendedReadTest,
|
|
ExtendedReadTestChunked, TunnelTests)
|
|
|
|
if __name__ == '__main__':
|
|
test_main()
|