diff --git a/test/aprsme/packets_test.exs b/test/aprsme/packets_test.exs
index e33e654..ea8c643 100644
--- a/test/aprsme/packets_test.exs
+++ b/test/aprsme/packets_test.exs
@@ -220,6 +220,61 @@ defmodule Aprsme.PacketsTest do
       assert is_binary(packet.device_identifier)
     end
 
+    test "handles binary position from data_extended" do
+      packet_data = %{
+        sender: "STRPOS1",
+        base_callsign: "STRPOS1",
+        ssid: "0",
+        destination: "APRS",
+        raw_packet: "STRPOS1>APRS",
+        data_type: "position",
+        data_extended: %{
+          latitude: "33.0",
+          longitude: "-96.5"
+        }
+      }
+
+      assert {:ok, packet} = Packets.store_packet(packet_data)
+      assert packet.sender == "STRPOS1"
+    end
+
+    test "handles binary position with non-parseable decimal" do
+      packet_data = %{
+        sender: "BADPOS1",
+        base_callsign: "BADPOS1",
+        ssid: "0",
+        destination: "APRS",
+        raw_packet: "BADPOS1>APRS",
+        data_type: "position",
+        data_extended: %{
+          latitude: "invalid",
+          longitude: "-96.5"
+        }
+      }
+
+      # Without parseable lat, extract_position returns {nil, nil} — packet stores
+      # but without position data.
+      result = Packets.store_packet(packet_data)
+      # Should either succeed (no position) or be a validation error.
+      assert match?({:ok, _}, result) or match?({:error, _}, result)
+    end
+
+    test "supports integer lat/lon that gets coerced to float" do
+      packet_data = %{
+        sender: "INTCOORD1",
+        base_callsign: "INTCOORD1",
+        ssid: "0",
+        destination: "APRS",
+        raw_packet: "INTCOORD1>APRS",
+        data_type: "position",
+        lat: 33,
+        lon: -96
+      }
+
+      assert {:ok, packet} = Packets.store_packet(packet_data)
+      assert packet.sender == "INTCOORD1"
+    end
+
     test "handles a binary lat/lon that can be parsed" do
       packet_data = %{
         sender: "BINCOORD1",