1 files changed, 35 insertions, 0 deletions
diff --git a/tests/run.lua b/tests/run.lua
index 2da1855..062f9ec 100644
--- a/tests/run.lua
+++ b/tests/run.lua
@@ -6097,6 +6097,41 @@ test("Persistent creation registers current-buffer finalizers", function()
   truthy(registration.active)
 end)
 
+test("Persistent feedback owns one finalizer set", function()
+  local state, transitions = fresh_sequence_state()
+  local host = MemoryHost.new({ buffer_lines = { "aba" } })
+  local feedback = feedback_service.new({
+    host = host,
+    transitions = transitions,
+  })
+  local shared_target = target_plan.build(target("a"), matching_policy())
+  local movement = motion_plan.build(shared_target, "f")
+  local function create()
+    return feedback:request_persistent({
+      context = "n",
+      anchor = domain.Position.new(1, 1),
+      target_plan = shared_target,
+      motion_plan = movement,
+      window = "window-1",
+    })
+  end
+
+  local first = create()
+  local second = create()
+  same(first.finalizers.identity, second.finalizers.identity)
+  same(1, #state.finalizers)
+
+  host:set_buffer("buffer-2")
+  local third = create()
+  falsy(first.finalizers.identity == third.finalizers.identity)
+  same(1, #state.finalizers)
+  same(third.finalizers.identity, state.finalizers[1].identity)
+  same("buffer-2", state.finalizers[1].buffer)
+  local registrations = host:event_registrations()
+  falsy(registrations[first.finalizers.identity].active)
+  truthy(registrations[third.finalizers.identity].active)
+end)
+
 for _, item in ipairs(tests) do
   local ok, failure = xpcall(item.body, debug.traceback)
   if not ok then