From 2b3bfc5f55937eb4b84e8119db37f92e87feebeb Mon Sep 17 00:00:00 2001
From: yukang <moorekang@gmail.com>
Date: Mon, 27 Jan 2025 13:12:39 +0800
Subject: [PATCH] remove unneeded mut in testing code

---
 src/fiber/tests/channel.rs    |  4 ++--
 src/fiber/tests/payment.rs    |  6 +++---
 src/fiber/tests/test_utils.rs | 14 +++++---------
 3 files changed, 10 insertions(+), 14 deletions(-)

diff --git a/src/fiber/tests/channel.rs b/src/fiber/tests/channel.rs
index 9144f2d1..c8bca9cd 100644
--- a/src/fiber/tests/channel.rs
+++ b/src/fiber/tests/channel.rs
@@ -5070,7 +5070,7 @@ async fn test_send_payment_with_channel_balance_error() {
     let amounts = vec![(100000000000, 100000000000); nodes_num - 1];
     let (nodes, channels) =
         create_n_nodes_with_established_channel(&amounts, nodes_num, true).await;
-    let [node_0, _node_1, mut node_2, node_3] = nodes.try_into().expect("4 nodes");
+    let [node_0, _node_1, node_2, node_3] = nodes.try_into().expect("4 nodes");
     let source_node = &node_0;
     let target_pubkey = node_3.pubkey.clone();
 
@@ -5758,7 +5758,7 @@ async fn test_send_payment_will_succeed_with_retry_in_middle_hops() {
         true,
     )
     .await;
-    let [mut node_0, _node_1, mut node_2, node_3] = nodes.try_into().expect("4 nodes");
+    let [mut node_0, _node_1, node_2, node_3] = nodes.try_into().expect("4 nodes");
     let source_node = &mut node_0;
     let node_0_amount = source_node.get_local_balance_from_channel(channels[0]);
     let target_pubkey = node_3.pubkey.clone();
diff --git a/src/fiber/tests/payment.rs b/src/fiber/tests/payment.rs
index d92c5917..e9a31701 100644
--- a/src/fiber/tests/payment.rs
+++ b/src/fiber/tests/payment.rs
@@ -1917,7 +1917,7 @@ async fn test_send_payment_middle_hop_update_fee_send_payment_failed() {
         true,
     )
     .await;
-    let [node_0, _node_1, mut node_2, node_3] = nodes.try_into().expect("4 nodes");
+    let [node_0, _node_1, node_2, node_3] = nodes.try_into().expect("4 nodes");
 
     // node_2 update fee rate to a higher one, so the payment will fail
     let res = node_0
@@ -1947,7 +1947,7 @@ async fn test_send_payment_middle_hop_update_fee_multiple_payments() {
     // https://github.com/nervosnetwork/fiber/issues/480
     init_tracing();
     let _span = tracing::info_span!("node", node = "test").entered();
-    let (mut nodes, channels) = create_n_nodes_with_index_and_amounts_with_established_channel(
+    let (nodes, channels) = create_n_nodes_with_index_and_amounts_with_established_channel(
         &[
             ((0, 1), (HUGE_CKB_AMOUNT, HUGE_CKB_AMOUNT)),
             ((1, 2), (HUGE_CKB_AMOUNT, HUGE_CKB_AMOUNT)),
@@ -2015,7 +2015,7 @@ async fn test_send_payment_middle_hop_update_fee_should_recovery() {
     // in the end, all the payments should success
     init_tracing();
     let _span = tracing::info_span!("node", node = "test").entered();
-    let (mut nodes, channels) = create_n_nodes_with_index_and_amounts_with_established_channel(
+    let (nodes, channels) = create_n_nodes_with_index_and_amounts_with_established_channel(
         &[
             ((0, 1), (HUGE_CKB_AMOUNT, HUGE_CKB_AMOUNT)),
             ((1, 2), (HUGE_CKB_AMOUNT, HUGE_CKB_AMOUNT)),
diff --git a/src/fiber/tests/test_utils.rs b/src/fiber/tests/test_utils.rs
index 1ec6403b..a3691a44 100644
--- a/src/fiber/tests/test_utils.rs
+++ b/src/fiber/tests/test_utils.rs
@@ -710,7 +710,7 @@ impl NetworkNode {
     }
 
     pub async fn update_channel_actor_state(
-        &mut self,
+        &self,
         state: ChannelActorState,
         reload_params: Option<ReloadParams>,
     ) {
@@ -728,7 +728,7 @@ impl NetworkNode {
     }
 
     pub async fn update_channel_local_balance(
-        &mut self,
+        &self,
         channel_id: Hash256,
         new_to_local_amount: u128,
     ) {
@@ -739,7 +739,7 @@ impl NetworkNode {
     }
 
     pub async fn update_channel_remote_balance(
-        &mut self,
+        &self,
         channel_id: Hash256,
         new_to_remote_amount: u128,
     ) {
@@ -756,7 +756,7 @@ impl NetworkNode {
             .await;
     }
 
-    pub async fn disable_channel_stealthy(&mut self, channel_id: Hash256) {
+    pub async fn disable_channel_stealthy(&self, channel_id: Hash256) {
         let mut channel_actor_state = self.get_channel_actor_state(channel_id);
         channel_actor_state.local_tlc_info.enabled = false;
         self.update_channel_actor_state(
@@ -768,11 +768,7 @@ impl NetworkNode {
         .await;
     }
 
-    pub async fn update_channel_with_command(
-        &mut self,
-        channel_id: Hash256,
-        command: UpdateCommand,
-    ) {
+    pub async fn update_channel_with_command(&self, channel_id: Hash256, command: UpdateCommand) {
         let message = |rpc_reply| -> NetworkActorMessage {
             NetworkActorMessage::Command(NetworkActorCommand::ControlFiberChannel(
                 ChannelCommandWithId {