fixing unit test and rustfmt

chitchat/src/lib.rs

@@ -361,8 +361,8 @@ impl Chitchat {
     /// Disclaimer:
     /// The callback is required to be as light as possible.
     /// In particular,
-    /// - it should not access the cluster state (as it is locked at the moment of the
-    ///   execution of the callback.
+    /// - it should not access the cluster state (as it is locked at the moment of the execution of
+    ///   the callback.
     /// - it should be fast: the callback is executed in an async context.
     ///
     /// The callback is called with a [`KeyChangeEvent`] that contains the key stripped of the

chitchat/src/state.rs

@@ -1213,7 +1213,7 @@ mod tests {
         // GC if tombstone (=100) + grace_period > heartbeat (=110).
         tokio::time::advance(Duration::from_secs(5)).await;
         cluster_state.gc_keys_marked_for_deletion(Duration::from_secs(10));
-        assert!(cluster_state
+        assert!(!cluster_state
             .node_state(&node1)
             .unwrap()
             .key_values
@@ -1441,7 +1441,8 @@ mod tests {
             node1_state.set_with_version("key_b".to_string(), "2".to_string(), 2); // 2
 
             let node2_state = cluster_state.node_state_mut(&node2);
-            node2_state.set_with_version("key_c".to_string(), "3".to_string(), 2); // 2
+            node2_state.set_with_version("key_c".to_string(), "3".to_string(), 2);
+            // 2
         }
 
         {