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import pytest
from gql import Client, gql
from .conftest import get_localhost_ssl_context_client
# Marking all tests in this file with the websockets marker
pytestmark = pytest.mark.websockets
query1_str = """
query getContinents {
continents {
code
name
}
}
"""
default_query_server_answer = (
'{"event":"phx_reply",'
'"payload":'
'{"response":'
'{"data":{"continents":['
'{"code":"AF","name":"Africa"},{"code":"AN","name":"Antarctica"},'
'{"code":"AS","name":"Asia"},{"code":"EU","name":"Europe"},'
'{"code":"NA","name":"North America"},{"code":"OC","name":"Oceania"},'
'{"code":"SA","name":"South America"}]}},'
'"status":"ok"},'
'"ref":2,'
'"topic":"test_topic"}'
)
@pytest.fixture
def ws_server_helper(request):
from .conftest import PhoenixChannelServerHelper
yield PhoenixChannelServerHelper
async def query_server(ws):
from .conftest import PhoenixChannelServerHelper
await PhoenixChannelServerHelper.send_connection_ack(ws)
await ws.recv()
await ws.send(default_query_server_answer)
await PhoenixChannelServerHelper.send_close(ws)
await ws.wait_closed()
@pytest.mark.asyncio
@pytest.mark.parametrize("server", [query_server], indirect=True)
@pytest.mark.parametrize("query_str", [query1_str])
async def test_phoenix_channel_query(event_loop, server, query_str):
from gql.transport.phoenix_channel_websockets import (
PhoenixChannelWebsocketsTransport,
)
path = "/graphql"
url = f"ws://{server.hostname}:{server.port}{path}"
transport = PhoenixChannelWebsocketsTransport(channel_name="test_channel", url=url)
query = gql(query_str)
async with Client(transport=transport) as session:
result = await session.execute(query)
print("Client received:", result)
@pytest.mark.skip(reason="ssl=False is not working for now")
@pytest.mark.asyncio
@pytest.mark.parametrize("ws_ssl_server", [query_server], indirect=True)
@pytest.mark.parametrize("query_str", [query1_str])
@pytest.mark.parametrize("verify_https", ["disabled", "cert_provided"])
async def test_phoenix_channel_query_ssl(
event_loop, ws_ssl_server, query_str, verify_https
):
from gql.transport.phoenix_channel_websockets import (
PhoenixChannelWebsocketsTransport,
)
path = "/graphql"
server = ws_ssl_server
url = f"wss://{server.hostname}:{server.port}{path}"
extra_args = {}
if verify_https == "cert_provided":
_, ssl_context = get_localhost_ssl_context_client()
extra_args["ssl"] = ssl_context
elif verify_https == "disabled":
extra_args["ssl"] = False
transport = PhoenixChannelWebsocketsTransport(
channel_name="test_channel",
url=url,
**extra_args,
)
query = gql(query_str)
async with Client(transport=transport) as session:
result = await session.execute(query)
print("Client received:", result)
@pytest.mark.asyncio
@pytest.mark.parametrize("ws_ssl_server", [query_server], indirect=True)
@pytest.mark.parametrize("query_str", [query1_str])
@pytest.mark.parametrize("verify_https", ["explicitely_enabled", "default"])
async def test_phoenix_channel_query_ssl_self_cert_fail(
event_loop, ws_ssl_server, query_str, verify_https
):
from gql.transport.phoenix_channel_websockets import (
PhoenixChannelWebsocketsTransport,
)
from ssl import SSLCertVerificationError
path = "/graphql"
server = ws_ssl_server
url = f"wss://{server.hostname}:{server.port}{path}"
extra_args = {}
if verify_https == "explicitely_enabled":
extra_args["ssl"] = True
transport = PhoenixChannelWebsocketsTransport(
channel_name="test_channel",
url=url,
**extra_args,
)
query = gql(query_str)
with pytest.raises(SSLCertVerificationError) as exc_info:
async with Client(transport=transport) as session:
await session.execute(query)
expected_error = "certificate verify failed: self-signed certificate"
assert expected_error in str(exc_info.value)
query2_str = """
subscription getContinents {
continents {
code
name
}
}
"""
subscription_server_answer = (
'{"event":"phx_reply",'
'"payload":'
'{"response":'
'{"subscriptionId":"test_subscription"},'
'"status":"ok"},'
'"ref":2,'
'"topic":"test_topic"}'
)
subscription_data_server_answer = (
'{"event":"subscription:data","payload":'
'{"subscriptionId":"test_subscription","result":'
'{"data":{"continents":['
'{"code":"AF","name":"Africa"},{"code":"AN","name":"Antarctica"},'
'{"code":"AS","name":"Asia"},{"code":"EU","name":"Europe"},'
'{"code":"NA","name":"North America"},{"code":"OC","name":"Oceania"},'
'{"code":"SA","name":"South America"}]}}},'
'"ref":null,'
'"topic":"test_subscription"}'
)
unsubscribe_server_answer = (
'{"event":"phx_reply",'
'"payload":'
'{"response":'
'{"subscriptionId":"test_subscription"},'
'"status":"ok"},'
'"ref":3,'
'"topic":"test_topic"}'
)
async def subscription_server(ws):
from .conftest import PhoenixChannelServerHelper
await PhoenixChannelServerHelper.send_connection_ack(ws)
await ws.recv()
await ws.send(subscription_server_answer)
await ws.send(subscription_data_server_answer)
await ws.recv()
await ws.send(unsubscribe_server_answer)
# Unsubscribe will remove the listener
# await PhoenixChannelServerHelper.send_close(ws)
await ws.wait_closed()
@pytest.mark.asyncio
@pytest.mark.parametrize("server", [subscription_server], indirect=True)
@pytest.mark.parametrize("query_str", [query2_str])
async def test_phoenix_channel_subscription(event_loop, server, query_str):
from gql.transport.phoenix_channel_websockets import (
PhoenixChannelWebsocketsTransport,
)
path = "/graphql"
url = f"ws://{server.hostname}:{server.port}{path}"
transport = PhoenixChannelWebsocketsTransport(channel_name="test_channel", url=url)
first_result = None
query = gql(query_str)
async with Client(transport=transport) as session:
async for result in session.subscribe(query):
first_result = result
break
print("Client received:", first_result)
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