def test_empty_port():
p1 = tcptest.empty_port()
p2 = tcptest.empty_port()
ok_(isinstance(p1, int))
ok_(isinstance(p2, int))
ok_(not isinstance(p1, bool))
ok_(not isinstance(p2, bool))
ok_(p1 != p2)
sock = socket.socket()
sock.bind(('localhost', p1))
eq_(sock.getsockname()[1], p1)
sock.close()
def test_wait_port():
port = tcptest.empty_port()
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.bind(('localhost', port))
sock.listen(5)
tcptest.wait_port(port)
sock.close()
# closed socket will not work
assert_raises(Exception, tcptest.wait_port, port, timeout=0.2)