try:
 import usocket as socket, sys
except:
 import socket, sys


def test_non_existent():
 try:
 res = socket.getaddrinfo("nonexistent.example.com", 80)
 print("getaddrinfo returned", res)
 except OSError as e:
 print("getaddrinfo raised")


def test_bogus():
 try:
 res = socket.getaddrinfo("hey.!!$$", 80)
 print("getaddrinfo returned", res)
 except OSError as e:
 print("getaddrinfo raised")
 except Exception as e:
 print("getaddrinfo raised") # CPython raises UnicodeError!?


def test_ip_addr():
 try:
 res = socket.getaddrinfo("10.10.10.10", 80)
 print("getaddrinfo returned resolutions")
 except Exception as e:
 print("getaddrinfo raised", e)


def test_0_0_0_0():
 try:
 res = socket.getaddrinfo("0.0.0.0", 80)
 print("getaddrinfo returned resolutions")
 except Exception as e:
 print("getaddrinfo raised", e)


def test_valid():
 try:
 res = socket.getaddrinfo("micropython.org", 80)
 print("getaddrinfo returned resolutions")
 except Exception as e:
 print("getaddrinfo raised", e)


test_funs = [n for n in dir() if n.startswith("test_")]
for f in sorted(test_funs):
 print("--", f, end=": ")
 eval(f + "()")