add the tests
parent
0bf033d4d4
commit
aed59bdeb8
@ -1,57 +1,175 @@
|
||||
import sys
|
||||
import unittest
|
||||
import socket
|
||||
from time import sleep
|
||||
|
||||
def http_req(url, headers = []):
|
||||
h = "".join([hdr + '\r\n' for hdr in ["Connection: close"] + headers])
|
||||
|
||||
# basic stuff for http testing
|
||||
|
||||
# make simple http requests
|
||||
def http_req(url, headers = [], close = True):
|
||||
if close:
|
||||
start = ["Connection: close"]
|
||||
else:
|
||||
start = []
|
||||
h = "".join([hdr + '\r\n' for hdr in start + headers])
|
||||
return "GET %s HTTP/1.1\r\n%s\r\n" % (url, h)
|
||||
|
||||
# wrapper around sockets for blocking http parsing
|
||||
class http_client(object):
|
||||
def __init__(self, addr):
|
||||
self.s = socket.create_connection(addr)
|
||||
self.buf = ""
|
||||
def closed(self):
|
||||
# probably errors when there is data available
|
||||
return len(self.s.recv(1, socket.MSG_DONTWAIT)) == 0
|
||||
def buf_empty(self):
|
||||
return len(self.buf) == 0
|
||||
def recvall(self):
|
||||
"""call recv until the connection is closed"""
|
||||
while 1:
|
||||
s = self.s.recv(8192)
|
||||
if not s:
|
||||
b = self.buf
|
||||
self.buf = ""
|
||||
return b
|
||||
self.buf += s
|
||||
def recv_one(self):
|
||||
"""call recv until there is at least one parsed response"""
|
||||
while 1:
|
||||
s = self.s.recv(8192)
|
||||
if not s:
|
||||
(code, headers, content, self.buf) = parse_resp(self.buf)
|
||||
return (code, headers, content, self.buf)
|
||||
self.buf += s
|
||||
if '\r\n\r\n' in self.buf:
|
||||
resp = parse_resp(self.buf)
|
||||
if resp:
|
||||
(code, headers, content, self.buf) = resp
|
||||
return (code, headers, content, self.buf)
|
||||
def http_req(self, url, *args, **kwargs):
|
||||
self.s.send(http_req(url, *args, **kwargs))
|
||||
|
||||
def parse_resp(resp):
|
||||
assert resp.startswith("HTTP/1.1 ")
|
||||
code = int(resp[9:12])
|
||||
hdr, data = resp.split('\r\n\r\n', 1)
|
||||
header_strs = hdr.split('\r\n')[1:]
|
||||
headers = {h.split(': ', 1)[0]: h.split(': ', 1)[1] for h in header_strs}
|
||||
# Content-Length isn't mandatory
|
||||
# but my server always sends it, so I can use it for tests
|
||||
length = int(headers['Content-Length'])
|
||||
content = data[:length]
|
||||
if len(content) != length: return None
|
||||
rest = data[length:]
|
||||
return (code, headers, content, rest)
|
||||
|
||||
def recvall(sock):
|
||||
"""call recv until the connection is closed"""
|
||||
d = ""
|
||||
while 1:
|
||||
s = sock.recv(8192)
|
||||
if not s: return d
|
||||
d += s
|
||||
def req_url(url, headers = []):
|
||||
cli = http_client(('localhost', port))
|
||||
cli.http_req(url, headers)
|
||||
return cli.recvall()
|
||||
def get_url_resp(url, headers = []):
|
||||
resp = req_url(url, headers)
|
||||
(code, headers, content, rest) = parse_resp(resp)
|
||||
assert len(rest) == 0
|
||||
return (code, headers, content)
|
||||
|
||||
# GET for an existing single resource
|
||||
class GETSingles(unittest.TestCase): # in YOUR local area NOW
|
||||
def test_single_existing(self):
|
||||
s = socket.create_connection(('localhost', 8080))
|
||||
s.send(http_req('/'))
|
||||
resp = recvall(s)
|
||||
assert resp.startswith("HTTP/1.1 200 OK\r\n")
|
||||
# TODO: check content
|
||||
(code, _, data) = get_url_resp('/test.txt')
|
||||
assert code == 200
|
||||
assert data == "test\n"
|
||||
# GET for a single resource that doesn't exist
|
||||
def test_single_notexisting(self):
|
||||
s = socket.create_connection(('localhost', 8080))
|
||||
s.send(http_req('/this_is_not_the_path/you/are/looking/for'))
|
||||
resp = recvall(s)
|
||||
assert resp.startswith("HTTP/1.1 404 Not Found\r\n")
|
||||
(code, _, data) = get_url_resp('/404')
|
||||
assert code == 404
|
||||
# GET for a directory with an existing index.html file
|
||||
def test_index_html(self):
|
||||
(code, _, data) = get_url_resp('/index/')
|
||||
assert code == 200
|
||||
# GET for a directory with non-existing index.html file
|
||||
def test_no_index_html(self):
|
||||
(code, _, data) = get_url_resp('/no_index/')
|
||||
assert code == 404
|
||||
|
||||
class GETMultis(unittest.TestCase):
|
||||
# GET for an existing single resource followed by a GET for that same resource,
|
||||
# with caching utilized on the client/tester side
|
||||
def test_cache(self):
|
||||
(code, headers, data) = get_url_resp('/test_img.png')
|
||||
assert code == 200
|
||||
(code , headers, data) = get_url_resp('/test_img.png', ["If-None-Match: " + headers['ETag']])
|
||||
assert len(data) == 0
|
||||
assert code == 304
|
||||
# multiple GETs over the same (persistent) connection with the last GET
|
||||
# prompting closing the connection, the connection should be closed
|
||||
def test_persistent(self):
|
||||
cli = http_client(('localhost', port))
|
||||
cli.http_req('/test.txt', close = False)
|
||||
(code, headers, data, rest) = cli.recv_one()
|
||||
assert code == 200
|
||||
assert data == "test\n"
|
||||
cli.http_req('/test.txt', close = True)
|
||||
(code, headers, data, rest) = cli.recv_one()
|
||||
assert code == 200
|
||||
assert data == "test\n"
|
||||
assert cli.buf_empty()
|
||||
assert cli.closed()
|
||||
# multiple GETs over the same (persistent) connection, followed by a wait during
|
||||
# which the connection times out, the connection should be closed
|
||||
def test_persistent_timeout(self):
|
||||
cli = http_client(('localhost', port))
|
||||
cli.http_req('/test.txt', close = False)
|
||||
(code, headers, data, rest) = cli.recv_one()
|
||||
assert code == 200
|
||||
assert data == "test\n"
|
||||
|
||||
cli.http_req('/test.txt', close = False)
|
||||
(code, headers, data, rest) = cli.recv_one()
|
||||
assert code == 200
|
||||
assert data == "test\n"
|
||||
assert cli.buf_empty()
|
||||
# now wait for timeout (10 secs + safety margin)
|
||||
sleep(10.5)
|
||||
assert cli.closed()
|
||||
# multiple GETs, some of which are parallel (think of the situation when your
|
||||
# browser is fetching a composite resource), the responses should be sent in an
|
||||
# orderly fashion
|
||||
def test_parallel(self):
|
||||
# test multiple connections at the same time
|
||||
cli1 = http_client(('localhost', port))
|
||||
cli2 = http_client(('localhost', port))
|
||||
# test pipelining too
|
||||
cli1.http_req('/test.txt', close = False)
|
||||
cli1.http_req('/test.txt', close = True)
|
||||
|
||||
cli2.http_req('/test.txt', close = True)
|
||||
|
||||
(code, headers, data, _) = cli1.recv_one()
|
||||
assert code == 200
|
||||
assert data == "test\n"
|
||||
|
||||
# GET for an existing single resource followed by a GET for that same resource,
|
||||
# with caching utilized on the client/tester side
|
||||
# GET for a directory with an existing index.html file
|
||||
# GET for a directory with non-existing index.html file
|
||||
(code, headers, data, _) = cli2.recv_one()
|
||||
assert code == 200
|
||||
assert data == "test\n"
|
||||
assert cli2.buf_empty()
|
||||
assert cli2.closed()
|
||||
|
||||
# multiple GETs over the same (persistent) connection with the last GET prompting closing the con-
|
||||
# nection, the connection should be closed
|
||||
# multiple GETs over the same (persistent) connection, followed by a wait during which the connection
|
||||
# times out, the connection should be closed
|
||||
# multiple GETs, some of which are parallel (think of the situation when your browser is fetching a
|
||||
# composite resource), the responses should be sent in an orderly fashion
|
||||
(code, headers, data, rest) = cli1.recv_one()
|
||||
assert code == 200
|
||||
assert data == "test\n"
|
||||
assert cli1.buf_empty()
|
||||
assert cli1.closed()
|
||||
|
||||
#In each case, you should test the response code after every step, as well as the content (if any is expected
|
||||
#or if none is expected).
|
||||
#In each case, you should test the response code after every step, as well as
|
||||
#the content (if any is expected or if none is expected).
|
||||
|
||||
if __name__ == '__main__':
|
||||
try:
|
||||
global port
|
||||
port = int(sys.argv[1])
|
||||
except (ValueError, IndexError):
|
||||
print "invalid port given"
|
||||
else:
|
||||
# raise NotImplementedError()
|
||||
unittest.main(argv=sys.argv[1:])
|
||||
|
||||
Loading…
Reference in New Issue