diff --git a/test/aprsme_web/live/map_live/index_test.exs b/test/aprsme_web/live/map_live/index_test.exs
index b97dc5a..037fcfd 100644
--- a/test/aprsme_web/live/map_live/index_test.exs
+++ b/test/aprsme_web/live/map_live/index_test.exs
@@ -788,6 +788,68 @@ defmodule AprsmeWeb.MapLive.IndexTest do
       assert Process.alive?(view.pid)
     end
 
+    test "tracking a callsign then postgres_packet for the same callsign is processed", %{conn: conn} do
+      {:ok, view, _html} = live(conn, "/TRACKED1", on_error: :warn)
+
+      render_hook(view, "map_ready", %{})
+      Process.sleep(30)
+
+      # Packet matching the tracked callsign — should process.
+      packet = %{
+        id: "pk-track",
+        sender: "TRACKED1",
+        base_callsign: "TRACKED1",
+        ssid: "0",
+        lat: 33.0,
+        lon: -96.0,
+        has_position: true,
+        symbol_table_id: "/",
+        symbol_code: ">",
+        received_at: DateTime.utc_now(),
+        path: ""
+      }
+
+      send(view.pid, {:postgres_packet, packet})
+      Process.sleep(30)
+      assert Process.alive?(view.pid)
+    end
+
+    test "tracking a callsign then postgres_packet for DIFFERENT callsign is dropped", %{
+      conn: conn
+    } do
+      {:ok, view, _html} = live(conn, "/TRACKED2", on_error: :warn)
+
+      render_hook(view, "map_ready", %{})
+      Process.sleep(30)
+
+      # Packet from a different sender — dropped.
+      packet = %{
+        id: "pk-other",
+        sender: "NOTTRACKED",
+        base_callsign: "NOT",
+        ssid: "1",
+        lat: 34.0,
+        lon: -95.0,
+        has_position: true,
+        symbol_table_id: "/",
+        symbol_code: ">",
+        received_at: DateTime.utc_now(),
+        path: ""
+      }
+
+      send(view.pid, {:postgres_packet, packet})
+      Process.sleep(30)
+      assert Process.alive?(view.pid)
+    end
+
+    test "update_trail_duration triggers cleanup_old_packets", %{conn: conn} do
+      {:ok, view, _html} = live(conn, "/", on_error: :warn)
+
+      render_hook(view, "update_trail_duration", %{"trail_duration" => "6"})
+      Process.sleep(30)
+      assert Process.alive?(view.pid)
+    end
+
     test "invalid bounds (north <= south) is rejected silently", %{conn: conn} do
       {:ok, view, _html} = live(conn, "/", on_error: :warn)