def test_write_readline_fail(unused_tcp_port):
sock = TCP("0", unused_tcp_port)
assert not sock.connected()
assert sock.connection_counter == 0
with pytest.raises(ConnectionRefusedError):
sock.write_readline(IDN_REQ)
assert not sock.connected()
assert sock.connection_counter == 0
def test_open_fail(unused_tcp_port):
sock = TCP("0", unused_tcp_port)
assert not sock.connected()
assert sock.connection_counter == 0
with pytest.raises(ConnectionRefusedError):
sock.open()
assert not sock.connected()
assert sock.connection_counter == 0
def test_socket_creation():
sock = TCP("example.com", 34567)
assert sock.host == "example.com"
assert sock.port == 34567
assert sock.auto_reconnect is True
assert not sock.connected()
assert sock.connection_counter == 0
def test_callbacks(sio_server):
host, port = sio_server.sockets[0].getsockname()
state = dict(made=0, lost=0, eof=0)
def made():
state["made"] += 1
def lost(exc):
state["lost"] += 1
def eof():
state["eof"] += 1
sio_tcp = TCP(
host,
port,
on_connection_made=made,
on_connection_lost=lost,
on_eof_received=eof,
)
assert not sio_tcp.connected()
assert sio_tcp.connection_counter == 0
assert state["made"] == 0
assert state["lost"] == 0
assert state["eof"] == 0
sio_tcp.open()
assert sio_tcp.connected()
assert sio_tcp.connection_counter == 1
assert state["made"] == 1
assert state["lost"] == 0
assert state["eof"] == 0
with pytest.raises(ConnectionError):
sio_tcp.open()
assert sio_tcp.connected()
assert sio_tcp.connection_counter == 1
assert state["made"] == 1
assert state["lost"] == 0
assert state["eof"] == 0
sio_tcp.close()
assert not sio_tcp.connected()
assert sio_tcp.connection_counter == 1
assert state["made"] == 1
assert state["lost"] == 1
assert state["eof"] == 0
sio_tcp.open()
assert sio_tcp.connected()
assert sio_tcp.connection_counter == 2
assert state["made"] == 2
assert state["lost"] == 1
assert state["eof"] == 0
sio_tcp.close()
assert not sio_tcp.connected()
assert sio_tcp.connection_counter == 2
assert state["made"] == 2
assert state["lost"] == 2
assert state["eof"] == 0
sio_tcp.close()
assert not sio_tcp.connected()
assert sio_tcp.connection_counter == 2
assert state["made"] == 2
assert state["lost"] == 2
assert state["eof"] == 0