From 56edcbcba83b8ff7f6f69ee4231f163e97df3346 Mon Sep 17 00:00:00 2001
From: Ogulcan Celik <ogulcancelik@gmail.com>
Date: Mon, 6 Jul 2026 23:06:00 +0300
Subject: feat: expose pane scroll state

---
 src/api/schema/tests.rs | 33 ++++++++++++++++++++++++++++++++-
 1 file changed, 32 insertions(+), 1 deletion(-)

(limited to 'src/api/schema/tests.rs')

diff --git a/src/api/schema/tests.rs b/src/api/schema/tests.rs
index 8bb876d0..5f603a18 100644
--- a/src/api/schema/tests.rs
+++ b/src/api/schema/tests.rs
@@ -430,6 +430,10 @@ fn subscribe_request_parses_parameterized_subscriptions() {
                     "type": "pane.agent_status_changed",
                     "pane_id": "p_1_1",
                     "agent_status": "done"
+                },
+                {
+                    "type": "pane.scroll_changed",
+                    "pane_id": "p_1_1"
                 }
             ]
         }
@@ -440,7 +444,7 @@ fn subscribe_request_parses_parameterized_subscriptions() {
     let Method::EventsSubscribe(params) = request.method else {
         panic!("wrong method parsed");
     };
-    assert_eq!(params.subscriptions.len(), 2);
+    assert_eq!(params.subscriptions.len(), 3);
     assert!(matches!(
         &params.subscriptions[0],
         Subscription::PaneOutputMatched {
@@ -458,6 +462,10 @@ fn subscribe_request_parses_parameterized_subscriptions() {
             agent_status: Some(AgentStatus::Done),
         } if pane_id == "p_1_1"
     ));
+    assert!(matches!(
+        &params.subscriptions[2],
+        Subscription::PaneScrollChanged { pane_id } if pane_id == "p_1_1"
+    ));
 }
 
 #[test]
@@ -486,6 +494,27 @@ fn subscription_event_envelope_round_trips() {
     assert_eq!(restored, event);
 }
 
+#[test]
+fn scroll_changed_subscription_event_round_trips() {
+    let event = SubscriptionEventEnvelope {
+        event: SubscriptionEventKind::ScrollChanged,
+        data: SubscriptionEventData::ScrollChanged(PaneScrollChangedEvent {
+            pane_id: "p_1_1".into(),
+            workspace_id: "w_1".into(),
+            scroll: PaneScrollInfo {
+                offset_from_bottom: 12,
+                max_offset_from_bottom: 240,
+                viewport_rows: 30,
+            },
+        }),
+    };
+
+    let json = serde_json::to_string(&event).unwrap();
+    assert!(json.contains("\"event\":\"pane.scroll_changed\""));
+    let restored: SubscriptionEventEnvelope = serde_json::from_str(&json).unwrap();
+    assert_eq!(restored, event);
+}
+
 #[test]
 fn success_response_round_trips() {
     let response = SuccessResponse {
@@ -600,6 +629,7 @@ fn worktree_request_and_response_round_trip() {
                 custom_status: None,
                 state_labels: HashMap::new(),
                 agent_session: None,
+                scroll: None,
                 revision: 0,
             },
             worktree: WorktreeInfo {
@@ -1007,6 +1037,7 @@ fn create_response_round_trips_with_root_pane() {
                 custom_status: None,
                 state_labels: HashMap::new(),
                 agent_session: None,
+                scroll: None,
                 revision: 0,
             },
         },
-- 
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