enlarge test timeout

network/tests/network_service_test.rs

@@ -138,7 +138,7 @@ async fn test_connected_nodes() {
     assert!(service2.0.is_connected(*service1.0.peer_id()).await);
 }
 
-#[stest::test]
+#[stest::test(timeout = 240)]
 async fn test_event_notify_receive() {
     let (network1, network2) = test_helper::build_network_pair().await.unwrap();
     // transaction
@@ -165,7 +165,7 @@ async fn test_event_notify_receive() {
     assert_eq!(msg_send.notification, msg_receive.notification);
 }
 
-#[stest::test]
+#[stest::test(timeout = 240)]
 async fn test_event_notify_receive_repeat_block() {
     let (network1, network2) = test_helper::build_network_pair().await.unwrap();
 
@@ -248,7 +248,7 @@ fn mock_block_info(total_difficulty: U256) -> BlockInfo {
     )
 }
 
-#[stest::test]
+#[stest::test(timeout = 240)]
 async fn test_event_broadcast() {
     let mut nodes = test_helper::build_network_cluster(3).await.unwrap();
     let node3 = nodes.pop().unwrap();