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sunshine
2004-08-02 14:50:00 +00:00
committed by zzz
parent 4f81e1debe
commit e622fdc885
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apps/sam/python/src/i2p/test/test_sam.py
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# -----------------------------------------------------
# test_sam.py: Unit tests for sam.py.
# -----------------------------------------------------
# Make sure we can import i2p
import sys; sys.path += ['../../']
import traceback, time, thread, threading, random, copy
from i2p import eep, sam
def test_passed(s, msg='OK'):
"""Notify user that the given unit test passed."""
print ' ' + (s + ':').ljust(50) + msg
def verify_html(s):
"""Raise an error if s does not end with </html>"""
assert s.strip().lower()[-7:] == '</html>'
def stream_client(dest):
"""Sub-unit test for sam.socket in SOCK_STREAM mode."""
S = sam.socket('Alice', sam.SOCK_STREAM)
S.connect(dest)
S.send('GET / HTTP/1.0\r\n\r\n') # Send request
f = S.makefile() # File object
while True: # Read header
line = f.readline().strip() # Read a line
if line == '': break # Content begins
s = f.read() # Get content
f.close()
S.close()
def stream_client_test():
"""Unit test for sam.socket in SOCK_STREAM mode."""
url = 'morph.i2p'
stream_client('http://' + url + '/')
stream_client(url)
stream_client(url + '/')
stream_client('http://' + url)
stream_client(sam.resolve('http://' + url + '/'))
test_passed('sam.socket stream client')
def packet_test(raw=True):
"""Unit test for sam.socket in SOCK_DGRAM or SOCK_RAW modes."""
try:
multithread_wait_time = 500.0
may_need_increase = False
if raw:
C = sam.socket('Carola', sam.SOCK_RAW, in_depth=0, out_depth=0)
D = sam.socket('Davey', sam.SOCK_RAW, in_depth=0, out_depth=0)
else:
C = sam.socket('Carol', sam.SOCK_DGRAM,in_depth=0,out_depth=0)
D = sam.socket('Dave', sam.SOCK_DGRAM, in_depth=0, out_depth=0)
global C_recv, D_recv, C_got, D_got, __lock
C_recv = [] # Packets C *should* receive
D_recv = [] # Packets D *should* receive
C_got = [] # Packets C actually got
D_got = [] # Packets D actually got
n = 50 # Create n threads
m = 40 # Each thread sends m packets
global __done_count
__done_count = 0
__lock = threading.Lock()
# Use C and D to send and read in many different threads.
def f():
# This code is run in each separate thread
global C_recv, D_recv, C_got, D_got, __lock, __done_count
for i in range(m):
# Random binary string of length 2-80.
index_list = range(random.randrange(2, 80))
s = ''.join([chr(random.randrange(256)) for j in index_list])
if random.randrange(2) == 0:
# Send packet from C to D, and log it.
C.sendto(s, 0, D.dest)
__lock.acquire()
D_recv += [s]
__lock.release()
else:
# Send packet from D to C, and log it.
D.sendto(s, 0, C.dest)
__lock.acquire()
C_recv += [s]
__lock.release()
time.sleep(0.01*random.uniform(0.0,1.0))
# Read any available packets.
try: (p, fromaddr) = C.recvfrom(1000, sam.MSG_DONTWAIT)
except sam.BlockError: p = None
if p != None and not raw: assert fromaddr == D.dest
__lock.acquire()
if p != None: C_got += [p]
__lock.release()
try: (p, fromaddr) = D.recvfrom(1000, sam.MSG_DONTWAIT)
except sam.BlockError: p = None
if p != None and not raw: assert fromaddr == C.dest
__lock.acquire()
if p != None: D_got += [p]
__lock.release()
__lock.acquire()
__done_count += 1
__lock.release()
# Create n threads.
for i in range(n):
threading.Thread(target=f).start()
# Wait for them to finish.
while __done_count < n: time.sleep(0.01)
# Read any left-over received packets.
end_time = time.clock() + multithread_wait_time
while time.clock() < end_time:
# Read any available packets.
try: (p, fromaddr) = C.recvfrom(1000, sam.MSG_DONTWAIT)
except sam.BlockError: p = None
if p != None and not raw: assert fromaddr == D.dest
if p != None: C_got += [p]
try: (p, fromaddr) = D.recvfrom(1000, sam.MSG_DONTWAIT)
except sam.BlockError: p = None
if p != None and not raw: assert fromaddr == C.dest
if p != None: D_got += [p]
if len(C_got) == len(C_recv) and len(D_got) == len(D_recv):
break
if time.clock() >= end_time:
may_need_increase = True
C_got.sort()
D_got.sort()
C_recv.sort()
D_recv.sort()
assert C_got == C_recv
assert D_got == D_recv
C.close()
D.close()
except:
if raw:
print 'Unit test failed for sam.socket (SOCK_RAW).'
print 'Raw packets are not reliable.'
else:
print 'Unit test failed for sam.socket (SOCK_DGRAM).'
print 'Datagram packets are not reliable.'
if may_need_increase:
print 'Try increasing multithread_wait_time.'
traceback.print_exc(); sys.exit()
if raw:
test_passed('sam.socket (SOCK_RAW)')
else:
test_passed('sam.socket (SOCK_RAW)')
def stream_test():
"""Multithreaded unit test for sam.socket (SOCK_STREAM)."""
try:
multithread_wait_time = 200.0
may_need_increase = False
kwargs = {'in_depth':0, 'out_depth':0}
C = sam.socket('Carolic', sam.SOCK_STREAM, **kwargs)
D = sam.socket('David', sam.SOCK_STREAM, **kwargs)
Cout = sam.socket('Carolic', sam.SOCK_STREAM, **kwargs)
Dout = sam.socket('David', sam.SOCK_STREAM, **kwargs)
assert C.dest == Cout.dest
assert D.dest == Dout.dest
C.listen(5)
D.listen(5)
Cout.connect(D.dest)
Dout.connect(C.dest)
(Cin, ignoredest) = C.accept()
(Din, ignoredest) = D.accept()
global C_recv, D_recv, C_got, D_got, __lock
C_recv = [] # String data C *should* receive
D_recv = [] # String data D *should* receive
C_got = [] # String data C actually got
D_got = [] # String data D actually got
n = 50 # Create n threads
m = 40 # Each thread sends m strings
global __done_count
__done_count = 0
__lock = threading.Lock()
# Use C and D to send and read in many different threads.
def f():
# This code is run in each separate thread
global C_recv, D_recv, C_got, D_got, __lock, __done_count
for i in range(m):
# Random binary string of length 2-80.
index_list = range(random.randrange(2, 80))
s = ''.join([chr(random.randrange(256)) for j in index_list])
if random.randrange(2) == 0:
# Send packet from C to D, and log it.
__lock.acquire()
Cout.send(s)
D_recv += [s]
__lock.release()
else:
# Send packet from D to C, and log it.
__lock.acquire()
Dout.send(s)
C_recv += [s]
__lock.release()
time.sleep(0.01*random.uniform(0.0,1.0))
# Read any available string data, non-blocking.
__lock.acquire()
try: p = Cin.recv(100000, sam.MSG_DONTWAIT)
except sam.BlockError: p = None
if p != None: C_got += [p]
__lock.release()
__lock.acquire()
try: p = Din.recv(100000, sam.MSG_DONTWAIT)
except sam.BlockError: p = None
if p != None: D_got += [p]
__lock.release()
__lock.acquire()
__done_count += 1
__lock.release()
# Create n threads.
for i in range(n):
threading.Thread(target=f).start()
# Wait for them to finish.
while __done_count < n: time.sleep(0.01)
# Read any left-over received string data.
end_time = time.clock() + multithread_wait_time
while time.clock() < end_time:
# Read any available string data, non-blocking.
try: p = Cin.recv(100000, sam.MSG_DONTWAIT)
except sam.BlockError: p = None
if p != None: C_got += [p]
try: p = Din.recv(100000, sam.MSG_DONTWAIT)
except sam.BlockError: p = None
if p != None: D_got += [p]
if len(''.join(C_got)) == len(''.join(C_recv)) and \
len(''.join(D_got)) == len(''.join(D_recv)):
break
if time.clock() >= end_time:
may_need_increase = True
C_got = ''.join(C_got)
D_got = ''.join(D_got)
C_recv = ''.join(C_recv)
D_recv = ''.join(D_recv)
assert C_got == C_recv
assert D_got == D_recv
Cin.close()
Din.close()
Cout.close()
Dout.close()
C.close()
D.close()
except:
print 'Unit test failed for sam.socket ' + \
'(SOCK_STREAM, multithreaded).'
if may_need_increase:
print 'Try increasing multithread_wait_time.'
traceback.print_exc(); sys.exit()
test_passed('sam.socket (SOCK_STREAM, multithreaded)')
def noblock_stream_test():
"""Unit test for non-blocking stream commands and listen."""
serv = sam.socket('Allison',sam.SOCK_STREAM,in_depth=0,out_depth=0)
serv.setblocking(False)
serv.listen(100)
assert serv.gettimeout() == 0.0
msg_to_client = 'Hi, client!!!!'
msg_to_server = 'Hi, server!'
nconnects = 5
global server_done, client_count, client_lock
server_done = False
client_count = 0
client_lock = threading.Lock()
def serv_func(n = nconnects):
while True:
try:
(C, ignoredest) = serv.accept()
C.send(msg_to_client)
rmsg = C.recv(len(msg_to_server), sam.MSG_WAITALL)
if rmsg != msg_to_server:
raise ValueError('message should have been: ' +
repr(msg_to_server) + ' was: ' + repr(rmsg))
C.close()
n -= 1
if n == 0: break
except sam.BlockError:
pass
time.sleep(0.01)
global server_done
server_done = True
def client_func():
# FIXME: i2p.sam.NetworkError('TIMEOUT', '') errors are produced
# for our streams if we use '' for all clients. Why?
C = sam.socket('Bobb', sam.SOCK_STREAM, in_depth=0, out_depth=0)
C.setblocking(False)
try:
C.connect(serv.dest)
except sam.BlockError:
# One could also use timeout=0.1 and loop
(Rlist, Wlist, Elist) = sam.select([C], [C], [C])
if len(Elist) > 0:
assert Elist[0] == C
raise Elist[0].sessobj.err
C.send(msg_to_server)
C.setblocking(True)
rmsg = C.recv(len(msg_to_client), sam.MSG_WAITALL)
if rmsg != msg_to_client:
raise ValueError('message should have been: ' +
repr(msg_to_client) + ' was: ' + repr(rmsg))
C.close()
global client_count, client_lock
# Synchronized
client_lock.acquire()
try: client_count += 1
finally: client_lock.release()
thread.start_new_thread(serv_func, ())
for i in range(nconnects):
thread.start_new_thread(client_func, ())
while True:
if server_done and client_count == nconnects: break
time.sleep(0.01)
test_passed('sam.listen (SOCK_STREAM), and non-blocking IO')
def tunnel_server_demo():
"""Demo for TunnelServer."""
T = sam.TunnelServer('Alisick', 8080, in_depth=0, out_depth=0)
print 'Server ready at:'
print T.dest
while True:
time.sleep(0.01)
def tunnel_client_demo():
"""Demo for TunnelClient."""
T = sam.TunnelClient('Alliaha', 8001, 'duck.i2p', \
in_depth=0, out_depth=0)
print 'Serving up duck.i2p at http://127.0.0.1:8001/'
while True:
time.sleep(0.01)
# select, poll
# tunnel_client, tunnel_server
# noblocking unit tests
def multi_stream_test(n):
"""See if we can have n streams open at once."""
server = None
client = [None] * n
server = sam.socket('Aligi',sam.SOCK_STREAM,in_depth=0,out_depth=0)
server.listen(n)
for i in range(n):
client[i] = sam.socket('Bobo', sam.SOCK_STREAM, \
in_depth=0, out_depth=0)
for i in range(n):
client[i].connect(server.dest)
client[i].send('Hi')
for i in range(n):
client[i].close()
server.close()
test_passed(str(n) + ' streams open at once')
# Todo: Write unit tests for TunnelServer, TunnelClient.
def test():
print 'Testing:'
print "Comment and uncomment tests manually, if they don't finish."
# noblock_stream_test()
# stream_client_test()
# packet_test(raw=True)
# stream_test()
# multi_stream_test(200)
# Demos (manual unit tests):
# tunnel_server_demo()
# tunnel_client_demo() # This fails too
# Note: The datagram unit test fails, apparently due to a bug in I2P
# (packet loss).
## packet_test(raw=False)
if __name__ == '__main__':
test()