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import httplib
import StringIO
import sys
from test.test_support import verify,verbose
class FakeSocket:
def __init__(self, text, fileclass=StringIO.StringIO):
self.text = text
self.fileclass = fileclass
def makefile(self, mode, bufsize=None):
if mode != 'r' and mode != 'rb':
raise httplib.UnimplementedFileMode()
return self.fileclass(self.text)
class NoEOFStringIO(StringIO.StringIO):
"""Like StringIO, but raises AssertionError on EOF.
This is used below to test that httplib doesn't try to read
more from the underlying file than it should.
"""
def read(self, n=-1):
data = StringIO.StringIO.read(self, n)
if data == '':
raise AssertionError('caller tried to read past EOF')
return data
def readline(self, length=None):
data = StringIO.StringIO.readline(self, length)
if data == '':
raise AssertionError('caller tried to read past EOF')
return data
# Collect output to a buffer so that we don't have to cope with line-ending
# issues across platforms. Specifically, the headers will have \r\n pairs
# and some platforms will strip them from the output file.
def test():
buf = StringIO.StringIO()
_stdout = sys.stdout
try:
sys.stdout = buf
_test()
finally:
sys.stdout = _stdout
# print individual lines with endings stripped
s = buf.getvalue()
for line in s.split("\n"):
print line.strip()
def _test():
# Test HTTP status lines
body = "HTTP/1.1 200 Ok\r\n\r\nText"
sock = FakeSocket(body)
resp = httplib.HTTPResponse(sock, 1)
resp.begin()
print resp.read()
resp.close()
body = "HTTP/1.1 400.100 Not Ok\r\n\r\nText"
sock = FakeSocket(body)
resp = httplib.HTTPResponse(sock, 1)
try:
resp.begin()
except httplib.BadStatusLine:
print "BadStatusLine raised as expected"
else:
print "Expect BadStatusLine"
# Check invalid host_port
for hp in ("www.python.org:abc", "www.python.org:"):
try:
h = httplib.HTTP(hp)
except httplib.InvalidURL:
print "InvalidURL raised as expected"
else:
print "Expect InvalidURL"
# test response with multiple message headers with the same field name.
text = ('HTTP/1.1 200 OK\r\n'
'Set-Cookie: Customer="WILE_E_COYOTE"; Version="1"; Path="/acme"\r\n'
'Set-Cookie: Part_Number="Rocket_Launcher_0001"; Version="1";'
' Path="/acme"\r\n'
'\r\n'
'No body\r\n')
hdr = ('Customer="WILE_E_COYOTE"; Version="1"; Path="/acme"'
', '
'Part_Number="Rocket_Launcher_0001"; Version="1"; Path="/acme"')
s = FakeSocket(text)
r = httplib.HTTPResponse(s, 1)
r.begin()
cookies = r.getheader("Set-Cookie")
if cookies != hdr:
raise AssertionError, "multiple headers not combined properly"
# Test that the library doesn't attempt to read any data
# from a HEAD request. (Tickles SF bug #622042.)
sock = FakeSocket(
'HTTP/1.1 200 OK\r\n'
'Content-Length: 14432\r\n'
'\r\n',
NoEOFStringIO)
resp = httplib.HTTPResponse(sock, 1, method="HEAD")
resp.begin()
if resp.read() != "":
raise AssertionError, "Did not expect response from HEAD request"
resp.close()
test()
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