f comment on bool

Author: TheBlueMatt

lightning/src/ln/payment_tests.rs

@@ -281,6 +281,10 @@ fn do_retry_with_no_persist(confirm_before_reload: bool) {
 	// In order to do so when the ChannelManager isn't immediately persisted (which is normal - its
 	// always persisted asynchronously), the ChannelManager has to reload some payment data from
 	// ChannelMonitor(s) in some cases. This tests that reloading.
+	//
+	// `confirm_before_reload` confirms the channel-closing commitment transaction on-chain prior
+	// to reloading the ChannelManager, increasing test coverage in ChannelMonitor HTLC tracking
+	// which has separate codepaths for "commitment transaction already confirmed" and not.
 	let chanmon_cfgs = create_chanmon_cfgs(3);
 	let node_cfgs = create_node_cfgs(3, &chanmon_cfgs);
 	let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]);