def StreamingPull(
self,
request_iterator: Iterator[pubsub_pb2.StreamingPullRequest],
context: grpc.ServicerContext,
): # noqa: D403
"""StreamingPull implementation."""
for request in request_iterator:
self.logger.debug("StreamingPull(%.100s)", LazyFormat(request))
if request.ack_ids:
self.Acknowledge(
pubsub_pb2.AcknowledgeRequest(
subscription=request.subscription, ack_ids=request.ack_ids
),
context,
)
if request.modify_deadline_seconds:
for ack_id, seconds in zip(
request.modify_deadline_ack_ids, request.modify_deadline_seconds
):
self.ModifyAckDeadline(
pubsub_pb2.ModifyAckDeadlineRequest(
subscription=request.subscription,
ack_ids=[ack_id],
seconds=seconds,
),
context,
)
yield pubsub_pb2.StreamingPullResponse(
received_messages=self.Pull(
pubsub_pb2.PullRequest(
subscription=request.subscription, max_messages=100
),
context,
).received_messages
)
def test_streaming_pull(self):
# Setup Expected Response
received_messages_element = {}
received_messages = [received_messages_element]
expected_response = {'received_messages': received_messages}
expected_response = pubsub_pb2.StreamingPullResponse(
**expected_response)
# Mock the API response
channel = ChannelStub(responses=[iter([expected_response])])
client = subscriber_client.SubscriberClient(channel=channel)
# Setup Request
subscription = client.subscription_path('[PROJECT]', '[SUBSCRIPTION]')
stream_ack_deadline_seconds = 1875467245
request = {
'subscription': subscription,
'stream_ack_deadline_seconds': stream_ack_deadline_seconds
}
request = pubsub_pb2.StreamingPullRequest(**request)
requests = [request]
response = client.streaming_pull(requests)
resources = list(response)
assert len(resources) == 1
assert expected_response == resources[0]
assert len(channel.requests) == 1
actual_requests = channel.requests[0][1]
assert len(actual_requests) == 1
actual_request = list(actual_requests)[0]
assert request == actual_request
def test_streaming_pull(self):
# Setup Expected Response
received_messages_element = {}
received_messages = [received_messages_element]
expected_response = {"received_messages": received_messages}
expected_response = pubsub_pb2.StreamingPullResponse(
**expected_response)
# Mock the API response
channel = ChannelStub(responses=[iter([expected_response])])
patch = mock.patch("google.api_core.grpc_helpers.create_channel")
with patch as create_channel:
create_channel.return_value = channel
client = subscriber_client.SubscriberClient()
# Setup Request
subscription = client.subscription_path("[PROJECT]", "[SUBSCRIPTION]")
stream_ack_deadline_seconds = 1875467245
request = {
"subscription": subscription,
"stream_ack_deadline_seconds": stream_ack_deadline_seconds,
}
request = pubsub_pb2.StreamingPullRequest(**request)
requests = [request]
response = client.streaming_pull(requests)
resources = list(response)
assert len(resources) == 1
assert expected_response == resources[0]
assert len(channel.requests) == 1
actual_requests = channel.requests[0][1]
assert len(actual_requests) == 1
actual_request = list(actual_requests)[0]
assert request == actual_request