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# test that socket.connect() on a non-blocking socket raises EINPROGRESS
# and that an immediate write/send/read/recv does the right thing
import sys, errno, select, socket, ssl
def test(addr, hostname, block=True):
print("---", hostname)
s = socket.socket(socket.AF_INET)
s.setblocking(block)
try:
s.connect(addr)
print("connected")
except OSError as e:
if e.errno != errno.EINPROGRESS:
raise
print("EINPROGRESS")
if sys.implementation.name != "micropython":
# in CPython we have to wait, otherwise wrap_socket is not happy
select.select([], [s], [])
ssl_context = ssl.SSLContext(ssl.PROTOCOL_TLS_CLIENT)
ssl_context.verify_mode = ssl.CERT_REQUIRED
try:
s = ssl_context.wrap_socket(s, do_handshake_on_connect=block, server_hostname=hostname)
print("wrap: True")
except OSError:
print("wrap: error")
if not block:
try:
while s.write(b"0") is None:
pass
except (ValueError, OSError): # CPython raises ValueError, MicroPython raises OSError
print("write: error")
s.close()
if __name__ == "__main__":
# connect to plain HTTP port, oops!
addr = socket.getaddrinfo("micropython.org", 80, socket.AF_INET)[0][-1]
test(addr, "micropython.org")
# connect to plain HTTP port, oops!
addr = socket.getaddrinfo("micropython.org", 80, socket.AF_INET)[0][-1]
test(addr, "micropython.org", False)
# connect to server with self-signed cert, oops!
addr = socket.getaddrinfo("test.mosquitto.org", 8883, socket.AF_INET)[0][-1]
test(addr, "test.mosquitto.org")
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