refactor(network): remove protobuf from network_manager test

crates/papyrus_network/src/network_manager/test.rs

@@ -1,5 +1,3 @@
-// TODO(shahak): Remove protobuf from these tests.
-
 use std::collections::{HashMap, HashSet};
 use std::pin::Pin;
 use std::sync::Arc;
@@ -14,19 +12,13 @@ use futures::channel::oneshot;
 use futures::future::{pending, poll_fn, FutureExt};
 use futures::stream::{FuturesUnordered, Stream};
 use futures::{pin_mut, Future, SinkExt, StreamExt};
+use lazy_static::lazy_static;
 use libp2p::core::ConnectedPoint;
 use libp2p::gossipsub::{SubscriptionError, TopicHash};
 use libp2p::swarm::ConnectionId;
 use libp2p::{Multiaddr, PeerId};
 use papyrus_protobuf::protobuf;
-use papyrus_protobuf::sync::{
-    BlockHashOrNumber,
-    DataOrFin,
-    Direction,
-    HeaderQuery,
-    Query,
-    SignedBlockHeader,
-};
+use papyrus_protobuf::sync::{BlockHashOrNumber, DataOrFin, Direction, Query, SignedBlockHeader};
 use prost::Message;
 use starknet_api::block::{BlockHeader, BlockNumber};
 use tokio::select;
@@ -47,7 +39,6 @@ const TIMEOUT: Duration = Duration::from_secs(1);
 #[derive(Default)]
 struct MockSwarm {
     pub pending_events: Queue<Event>,
-    pub sent_queries: Vec<(Query, PeerId)>,
     pub subscribed_topics: HashSet<TopicHash>,
     broadcasted_messages_senders: Vec<UnboundedSender<(Bytes, TopicHash)>>,
     reported_peer_senders: Vec<UnboundedSender<PeerId>>,
@@ -101,32 +92,18 @@ impl MockSwarm {
         receiver
     }
 
-    fn create_received_data_events_for_query(
+    fn create_response_events_for_query_each_num_becomes_response(
         &self,
-        query: Query,
+        query: Vec<u8>,
         outbound_session_id: OutboundSessionId,
+        peer_id: PeerId,
     ) {
-        let BlockHashOrNumber::Number(BlockNumber(start_block_number)) = query.start_block else {
-            unimplemented!("test does not support start block as block hash")
-        };
-        let block_max_number = start_block_number + (query.step * query.limit);
-        for block_number in (start_block_number..block_max_number)
-            .step_by(query.step.try_into().expect("step too large to convert to usize"))
-        {
-            let signed_header = SignedBlockHeader {
-                block_header: BlockHeader {
-                    block_number: BlockNumber(block_number),
-                    ..Default::default()
-                },
-                signatures: vec![],
-            };
-            let data_bytes =
-                protobuf::BlockHeadersResponse::from(Some(signed_header)).encode_to_vec();
+        for data in query {
             self.pending_events.push(Event::Behaviour(mixed_behaviour::Event::ExternalEvent(
                 mixed_behaviour::ExternalEvent::Sqmr(GenericEvent::ReceivedData {
-                    data: data_bytes,
+                    data: vec![data],
                     outbound_session_id,
-                    peer_id: PeerId::random(),
+                    peer_id,
                 }),
             )));
         }
@@ -161,13 +138,12 @@ impl SwarmTrait for MockSwarm {
         peer_id: PeerId,
         _protocol: crate::Protocol,
     ) -> Result<OutboundSessionId, PeerNotConnected> {
-        let query: Query = protobuf::BlockHeadersRequest::decode(&query[..])
-            .expect("failed to decode protobuf BlockHeadersRequest")
-            .try_into()
-            .expect("failed to convert BlockHeadersRequest");
-        self.sent_queries.push((query.clone(), peer_id));
         let outbound_session_id = OutboundSessionId { value: self.next_outbound_session_id };
-        self.create_received_data_events_for_query(query, outbound_session_id);
+        self.create_response_events_for_query_each_num_becomes_response(
+            query,
+            outbound_session_id,
+            peer_id,
+        );
         self.next_outbound_session_id += 1;
         Ok(outbound_session_id)
     }
@@ -259,7 +235,7 @@ impl DBExecutorTrait for MockDBExecutor {
 const BUFFER_SIZE: usize = 100;
 
 #[tokio::test]
-async fn register_subscriber_and_use_channels() {
+async fn register_sqmr_subscriber_and_use_channels() {
     // mock swarm to send and track connection established event
     let mut mock_swarm = MockSwarm::default();
     let peer_id = PeerId::random();
@@ -270,48 +246,35 @@ async fn register_subscriber_and_use_channels() {
     // network manager to register subscriber and send query
     let mut network_manager =
         GenericNetworkManager::generic_new(mock_swarm, MockDBExecutor::default(), BUFFER_SIZE);
-    // define query
-    let query_limit: usize = 5;
-    let start_block_number = 0;
-    let query = Query {
-        start_block: BlockHashOrNumber::Number(BlockNumber(start_block_number)),
-        direction: Direction::Forward,
-        limit: query_limit.try_into().unwrap(),
-        step: 1,
-    };
 
     // register subscriber and send query
     let SqmrSubscriberChannels { mut query_sender, response_receiver } = network_manager
-        .register_sqmr_subscriber::<HeaderQuery, DataOrFin<SignedBlockHeader>>(
-            crate::Protocol::SignedBlockHeader,
-        );
+        .register_sqmr_subscriber::<Vec<u8>, Vec<u8>>(crate::Protocol::SignedBlockHeader);
 
     let response_receiver_length = Arc::new(Mutex::new(0));
     let cloned_response_receiver_length = Arc::clone(&response_receiver_length);
     let response_receiver_collector = response_receiver
         .enumerate()
-        .take(query_limit)
-        .map(|(i, (signed_block_header_result, _report_callback))| {
-            let signed_block_header = signed_block_header_result.unwrap();
-            assert_eq!(
-                signed_block_header.clone().0.unwrap().block_header.block_number.0,
-                i as u64
-            );
-            signed_block_header
+        .take(VEC.len())
+        .map(|(i, (result, _report_callback))| {
+            let result = result.unwrap();
+            // this simulates how the mock swarm parses the query and sends responses to it
+            assert_eq!(result, vec![VEC[i]]);
+            result
         })
         .collect::<Vec<_>>();
     tokio::select! {
         _ = network_manager.run() => panic!("network manager ended"),
         _ = poll_fn(|cx| event_listner.poll_unpin(cx)).then(|_| async move {
-            query_sender.send(HeaderQuery(query)).await.unwrap()})
+            query_sender.send(VEC.clone()).await.unwrap()})
             .then(|_| async move {
                 *cloned_response_receiver_length.lock().await = response_receiver_collector.await.len();
             }) => {},
         _ = sleep(Duration::from_secs(5)) => {
             panic!("Test timed out");
         }
     }
-    assert_eq!(*response_receiver_length.lock().await, query_limit);
+    assert_eq!(*response_receiver_length.lock().await, VEC.len());
 }
 
 #[tokio::test]
@@ -528,3 +491,7 @@ fn get_test_connection_established_event(mock_peer_id: PeerId) -> Event {
         established_in: Duration::from_secs(0),
     }
 }
+
+lazy_static! {
+    static ref VEC: Vec<u8> = vec![1, 2, 3, 4, 5];
+}