test: disconncet check by all part

test/src/specs/sync/ibd_process.rs

@@ -139,6 +139,17 @@ impl Spec for IBDProcessWithWhiteList {
         }
 
         node6.disconnect(node0);
+
+        // Make sure both sides are disconnected
+        let is_disconnect_already = wait_until(10, || {
+            let peers = rpc_client0.get_peers();
+            peers.iter().any(|peer| peer.node_id == node6.node_id())
+        });
+
+        if is_disconnect_already {
+            panic!("node6 can't disconnect with node0");
+        }
+
         node6.generate_blocks(2);
 
         let generate_res = wait_until(10, || net.nodes[6].get_tip_block_number() == 2);
@@ -147,7 +158,8 @@ impl Spec for IBDProcessWithWhiteList {
             panic!("node6 can't generate blocks to 2");
         }
 
-        node0.connect_uncheck(node6);
+        // Make sure node0 re-connect with node6
+        node0.connect(node6);
 
         // IBD only with outbound/whitelist node
         let rpc_client1 = node1.rpc_client();