v0.3.14-pre.003

crates/ksp-onchain-transport-lib/unit_tests/ws_session.rs

@@ -1,5 +1,5 @@
 // file: crates/ksp-onchain-transport-lib/unit_tests/ws_session.rs
-// version: 11
+// version: 12
 
 use futures_util::SinkExt; // rust-rules: trait-import
 use futures_util::StreamExt; // rust-rules: trait-import
@@ -1355,3 +1355,40 @@ async fn websocket_dropped_notification_receiver_triggers_remote_cleanup_and_rel
     session.close().await.expect("session close must remain bounded");
     server.await.expect("local server task must complete");
 }
+
+#[tokio::test(flavor = "current_thread")]
+async fn v0_3_14_pre_003_snapshot_source_tracks_latest_value_without_owning_runtime() {
+    let session_id = crate::WsSessionId::new(std::num::NonZeroU64::new(1).expect("test session ID must be non-zero"));
+    let initial = crate::WsSessionSnapshot::new(
+        session_id,
+        "local_ws",
+        crate::WsProviderName::new("local-fixture"),
+        crate::WsClusterName::new("local"),
+        crate::WsProtocolKind::SolanaStandard,
+        crate::WsSessionState::Active,
+        0,
+        0,
+        0,
+        std::vec::Vec::new(),
+    );
+    let reconnecting = crate::WsSessionSnapshot::new(
+        session_id,
+        "local_ws",
+        crate::WsProviderName::new("local-fixture"),
+        crate::WsClusterName::new("local"),
+        crate::WsProtocolKind::SolanaStandard,
+        crate::WsSessionState::Reconnecting { attempt: 1 },
+        0,
+        1,
+        0,
+        std::vec::Vec::new(),
+    );
+    let (sender, receiver) = tokio::sync::watch::channel(initial.clone());
+    let mut source = crate::WsSessionSnapshotSource::new(receiver);
+    assert_eq!(source.current(), initial);
+    sender.send_replace(reconnecting.clone());
+    assert_eq!(source.wait_for_change().await, std::option::Option::Some(reconnecting));
+    drop(sender);
+    assert_eq!(source.wait_for_change().await, std::option::Option::None);
+    return;
+}