added LocalNode tests

pbtc/main.rs

@@ -19,8 +19,7 @@ use std::env;
 use std::sync::Arc;
 use std::net::SocketAddr;
 use p2p::{P2P, event_loop, forever, NetConfig};
-use sync::local_node::LocalNode;
-use sync::inbound_connection_factory::InboundConnectionFactory;
+use sync::create_sync_connection_factory;
 use chain::Block;
 
 fn main() {
@@ -94,12 +93,10 @@ fn run() -> Result<(), String> {
 	let db = open_db(cfg.use_disk_database);
 	init_db(&db);
 
-	let local_sync_node = LocalNode::new(db);
-	let local_sync_factory = InboundConnectionFactory::with_local_node(local_sync_node.clone());
+	let sync_connection_factory = create_sync_connection_factory(db);
 
-	let p2p = P2P::new(p2p_cfg, local_sync_factory, el.handle());
+	let p2p = P2P::new(p2p_cfg, sync_connection_factory, el.handle());
 	try!(p2p.run().map_err(|_| "Failed to start p2p module"));
 	el.run(forever()).unwrap();
 	Ok(())
 }
-

sync/src/inbound_connection.rs

@@ -1,14 +1,15 @@
 use message::types;
 use p2p::{InboundSyncConnection, InboundSyncConnectionRef};
 use local_node::LocalNodeRef;
+use synchronization_executor::LocalSynchronizationTaskExecutor;
 
 pub struct InboundConnection {
-	local_node: LocalNodeRef,
+	local_node: LocalNodeRef<LocalSynchronizationTaskExecutor>,
 	peer_index: usize,
 }
 
 impl InboundConnection {
-	pub fn new(local_node: LocalNodeRef, peer_index: usize) -> InboundSyncConnectionRef {
+	pub fn new(local_node: LocalNodeRef<LocalSynchronizationTaskExecutor>, peer_index: usize) -> InboundSyncConnectionRef {
 		Box::new(InboundConnection {
 			local_node: local_node,
 			peer_index: peer_index,

sync/src/inbound_connection_factory.rs

@@ -1,13 +1,14 @@
 use p2p::{LocalSyncNode, LocalSyncNodeRef, OutboundSyncConnectionRef, InboundSyncConnectionRef};
 use local_node::LocalNodeRef;
 use inbound_connection::InboundConnection;
+use synchronization_executor::LocalSynchronizationTaskExecutor;
 
 pub struct InboundConnectionFactory {
-	local_node: LocalNodeRef,
+	local_node: LocalNodeRef<LocalSynchronizationTaskExecutor>,
 }
 
 impl InboundConnectionFactory {
-	pub fn with_local_node(local_node: LocalNodeRef) -> LocalSyncNodeRef {
+	pub fn with_local_node(local_node: LocalNodeRef<LocalSynchronizationTaskExecutor>) -> LocalSyncNodeRef {
 		Box::new(
 			InboundConnectionFactory {
 				local_node: local_node,

sync/src/lib.rs

@@ -11,9 +11,25 @@ extern crate verification;
 
 mod hash_queue;
 mod inbound_connection;
-pub mod inbound_connection_factory;
-pub mod local_node;
+mod inbound_connection_factory;
+mod local_node;
 mod synchronization;
 mod synchronization_chain;
 mod synchronization_executor;
 mod synchronization_peers;
+
+use std::sync::Arc;
+use parking_lot::RwLock;
+
+/// Create inbound synchronization connections factory for given `db`.
+pub fn create_sync_connection_factory(db: Arc<db::Store>) -> p2p::LocalSyncNodeRef {
+	use synchronization_chain::Chain as SyncChain;
+	use synchronization_executor::LocalSynchronizationTaskExecutor as SyncExecutor;
+	use local_node::LocalNode as SyncNode;
+	use inbound_connection_factory::InboundConnectionFactory as SyncConnectionFactory;
+
+	let sync_chain = Arc::new(RwLock::new(SyncChain::new(db)));
+	let sync_executor = SyncExecutor::new(sync_chain.clone());
+	let sync_node = SyncNode::new(sync_chain, sync_executor);
+	SyncConnectionFactory::with_local_node(sync_node)
+}

sync/src/local_node.rs

@@ -2,39 +2,40 @@ use std::sync::Arc;
 use std::sync::atomic::{AtomicUsize, Ordering};
 use parking_lot::Mutex;
 use db;
-use parking_lot::RwLock;
 use chain::RepresentH256;
 use p2p::OutboundSyncConnectionRef;
 use message::common::InventoryType;
 use message::types;
 use synchronization::{Synchronization, SynchronizationRef, Config as SynchronizationConfig, Task as SynchronizationTask, TaskExecutor as SynchronizationTaskExecutor};
-use synchronization_chain::{Chain, ChainRef};
-use synchronization_executor::LocalSynchronizationTaskExecutor;
+use synchronization_chain::ChainRef;
 
 /// Thread-safe reference to the `LocalNode`.
 /// Locks order:
 /// 1) sync Mutex
 /// 2) executor Mutex
 /// 2) chain RwLock
-pub type LocalNodeRef = Arc<LocalNode>;
+pub type LocalNodeRef<T> = Arc<LocalNode<T>>;
 
 /// Local synchronization node
-pub struct LocalNode {
+pub struct LocalNode<T: SynchronizationTaskExecutor + PeersConnections + Send + 'static> {
 	/// Throughout counter of synchronization peers
 	peer_counter: AtomicUsize,
 	/// Synchronization chain
 	chain: ChainRef,
 	/// Synchronization executor
-	executor: Arc<Mutex<LocalSynchronizationTaskExecutor>>,
+	executor: Arc<Mutex<T>>,
 	/// Synchronization process
-	sync: SynchronizationRef<LocalSynchronizationTaskExecutor>,
+	sync: SynchronizationRef<T>,
 }
 
-impl LocalNode {
+/// Peers list
+pub trait PeersConnections {
+	fn add_peer_connection(&mut self, peer_index: usize, outbound_connection: OutboundSyncConnectionRef);
+}
+
+impl<T> LocalNode<T> where T: SynchronizationTaskExecutor + PeersConnections + Send + 'static {
 	/// New synchronization node with given storage
-	pub fn new(storage: Arc<db::Store>) -> LocalNodeRef {
-		let chain = ChainRef::new(RwLock::new(Chain::new(storage.clone())));
-		let executor = LocalSynchronizationTaskExecutor::new(chain.clone());
+	pub fn new(chain: ChainRef, executor: Arc<Mutex<T>>) -> LocalNodeRef<T> {
 		let sync = Synchronization::new(SynchronizationConfig::default(), executor.clone(), chain.clone());
 		Arc::new(LocalNode {
 			peer_counter: AtomicUsize::new(0),
@@ -158,3 +159,58 @@ impl LocalNode {
 		trace!(target: "sync", "Got `blocktxn` message from peer#{}", peer_index);
 	}
 }
+
+#[cfg(test)]
+mod tests {
+	use std::sync::Arc;
+	use parking_lot::{Mutex, RwLock};
+	use synchronization::Task;
+	use synchronization::tests::DummyTaskExecutor;
+	use synchronization_chain::Chain;
+	use p2p::{OutboundSyncConnection, OutboundSyncConnectionRef};
+	use message::types;
+	use db;
+	use super::LocalNode;
+
+	struct DummyOutboundSyncConnection;
+
+	impl DummyOutboundSyncConnection {
+		pub fn new() -> OutboundSyncConnectionRef {
+			Box::new(DummyOutboundSyncConnection {})
+		}
+	}
+
+	impl OutboundSyncConnection for DummyOutboundSyncConnection {
+		fn send_inventory(&self, _message: &types::Inv) {}
+		fn send_getdata(&self, _message: &types::GetData) {}
+		fn send_getblocks(&self, _message: &types::GetBlocks) {}
+		fn send_getheaders(&self, _message: &types::GetHeaders) {}
+		fn send_transaction(&self, _message: &types::Tx) {}
+		fn send_block(&self, _message: &types::Block) {}
+		fn send_headers(&self, _message: &types::Headers) {}
+		fn send_mempool(&self, _message: &types::MemPool) {}
+		fn send_filterload(&self, _message: &types::FilterLoad) {}
+		fn send_filteradd(&self, _message: &types::FilterAdd) {}
+		fn send_filterclear(&self, _message: &types::FilterClear) {}
+		fn send_merkleblock(&self, _message: &types::MerkleBlock) {}
+		fn send_sendheaders(&self, _message: &types::SendHeaders) {}
+		fn send_feefilter(&self, _message: &types::FeeFilter) {}
+		fn send_send_compact(&self, _message: &types::SendCompact) {}
+		fn send_compact_block(&self, _message: &types::CompactBlock) {}
+		fn send_get_block_txn(&self, _message: &types::GetBlockTxn) {}
+		fn send_block_txn(&self, _message: &types::BlockTxn) {}
+	}
+
+	#[test]
+	fn local_node_request_inventory_on_sync_start() {
+		let chain = Arc::new(RwLock::new(Chain::new(Arc::new(db::TestStorage::with_genesis_block()))));
+		let executor = Arc::new(Mutex::new(DummyTaskExecutor::default()));
+		let local_node = LocalNode::new(chain, executor.clone());
+		let peer_index = local_node.create_sync_session(0, DummyOutboundSyncConnection::new());
+		local_node.start_sync_session(peer_index, 0);
+
+		let tasks = executor.lock().take_tasks();
+		assert_eq!(tasks.len(), 1);
+		assert_eq!(tasks, vec![Task::RequestInventory(peer_index)]);
+	}
+}

sync/src/synchronization.rs

@@ -487,17 +487,19 @@ impl<T> Synchronization<T> where T: TaskExecutor + Send + 'static {
 }
 
 #[cfg(test)]
-mod tests {
+pub mod tests {
 	use std::sync::Arc;
 	use std::mem::replace;
 	use parking_lot::{Mutex, RwLock};
 	use chain::{Block, RepresentH256};
 	use super::{Synchronization, SynchronizationRef, Config, Task, TaskExecutor};
+	use local_node::PeersConnections;
 	use synchronization_chain::{Chain, ChainRef};
+	use p2p::OutboundSyncConnectionRef;
 	use db;
 
 	#[derive(Default)]
-	struct DummyTaskExecutor {
+	pub struct DummyTaskExecutor {
 		pub tasks: Vec<Task>,
 	}
 
@@ -507,6 +509,10 @@ mod tests {
 		}
 	}
 
+	impl PeersConnections for DummyTaskExecutor {
+		fn add_peer_connection(&mut self, _: usize, _: OutboundSyncConnectionRef) {}
+	}
+
 	impl TaskExecutor for DummyTaskExecutor {
 		fn execute(&mut self, task: Task) {
 			self.tasks.push(task);

sync/src/synchronization_executor.rs

@@ -7,6 +7,7 @@ use primitives::hash::H256;
 use p2p::OutboundSyncConnectionRef;
 use synchronization_chain::ChainRef;
 use synchronization::{Task as SynchronizationTask, TaskExecutor as SynchronizationTaskExecutor};
+use local_node::PeersConnections;
 
 pub type LocalSynchronizationTaskExecutorRef = Arc<Mutex<LocalSynchronizationTaskExecutor>>;
 
@@ -25,8 +26,10 @@ impl LocalSynchronizationTaskExecutor {
 			chain: chain,
 		}))
 	}
+}
 
-	pub fn add_peer_connection(&mut self, index: usize, connection: OutboundSyncConnectionRef) {
+impl PeersConnections for LocalSynchronizationTaskExecutor {
+	fn add_peer_connection(&mut self, index: usize, connection: OutboundSyncConnectionRef) {
 		self.peers.insert(index, connection);
 	}
 }