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import pytest
from wsproto.connection import CLIENT, ConnectionState, SERVER
from wsproto.events import AcceptConnection, Ping, RejectConnection, Request
from wsproto.handshake import H11Handshake
from wsproto.utilities import LocalProtocolError
def test_successful_handshake() -> None:
client = H11Handshake(CLIENT)
server = H11Handshake(SERVER)
server.receive_data(client.send(Request(host="localhost", target="/")))
assert isinstance(next(server.events()), Request)
client.receive_data(server.send(AcceptConnection()))
assert isinstance(next(client.events()), AcceptConnection)
assert client.state is ConnectionState.OPEN
assert server.state is ConnectionState.OPEN
def test_rejected_handshake() -> None:
client = H11Handshake(CLIENT)
server = H11Handshake(SERVER)
server.receive_data(client.send(Request(host="localhost", target="/")))
assert isinstance(next(server.events()), Request)
client.receive_data(server.send(RejectConnection()))
assert isinstance(next(client.events()), RejectConnection)
assert client.state is ConnectionState.CLOSED
assert server.state is ConnectionState.CLOSED
def test_initiate_upgrade_as_client() -> None:
client = H11Handshake(CLIENT)
with pytest.raises(LocalProtocolError):
client.initiate_upgrade_connection([], "/")
def test_send_invalid_event() -> None:
client = H11Handshake(CLIENT)
with pytest.raises(LocalProtocolError):
client.send(Ping())
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