diff --git a/test/aprsme_web/live/map_live/integration_test.exs b/test/aprsme_web/live/map_live/integration_test.exs
index 0dee1af..31a09ba 100644
--- a/test/aprsme_web/live/map_live/integration_test.exs
+++ b/test/aprsme_web/live/map_live/integration_test.exs
@@ -79,5 +79,83 @@ defmodule AprsmeWeb.MapLive.IntegrationTest do
       {:ok, _view, html} = live(conn, "/PATH1", on_error: :warn)
       assert html =~ "aprs-map"
     end
+
+    test "spatial_packet arriving for an in-bounds callsign triggers display", %{conn: conn} do
+      {:ok, view, _html} = live(conn, "/?lat=33.0&lng=-96.0&z=12", on_error: :warn)
+
+      render_hook(view, "bounds_changed", %{
+        "bounds" => %{
+          "north" => 34.0,
+          "south" => 32.0,
+          "east" => -95.0,
+          "west" => -97.0
+        }
+      })
+
+      packet = %{
+        id: "sp-1",
+        sender: "SP-1",
+        base_callsign: "SP",
+        ssid: "1",
+        lat: 33.0,
+        lon: -96.0,
+        has_position: true,
+        symbol_table_id: "/",
+        symbol_code: ">",
+        received_at: DateTime.utc_now(),
+        path: "WIDE1-1",
+        comment: "in bounds"
+      }
+
+      send(view.pid, {:spatial_packet, packet})
+      Process.sleep(50)
+      assert render(view) =~ "aprs-map"
+    end
+
+    test "handles a batch of packets including out-of-bounds ones", %{conn: conn} do
+      {:ok, view, _html} = live(conn, "/?lat=33.0&lng=-96.0&z=12", on_error: :warn)
+
+      render_hook(view, "bounds_changed", %{
+        "bounds" => %{
+          "north" => 34.0,
+          "south" => 32.0,
+          "east" => -95.0,
+          "west" => -97.0
+        }
+      })
+
+      packets = [
+        %{
+          id: "b-1",
+          sender: "IN-1",
+          base_callsign: "IN",
+          ssid: "1",
+          lat: 33.5,
+          lon: -96.0,
+          has_position: true,
+          symbol_table_id: "/",
+          symbol_code: ">",
+          received_at: DateTime.utc_now(),
+          path: ""
+        },
+        %{
+          id: "b-2",
+          sender: "OUT-1",
+          base_callsign: "OUT",
+          ssid: "1",
+          lat: 50.0,
+          lon: -80.0,
+          has_position: true,
+          symbol_table_id: "/",
+          symbol_code: ">",
+          received_at: DateTime.utc_now(),
+          path: ""
+        }
+      ]
+
+      send(view.pid, {:packet_batch, packets})
+      Process.sleep(50)
+      assert render(view) =~ "aprs-map"
+    end
   end
 end