Phase 1 of manual channel management

tests/test_radio.py

@@ -475,6 +475,7 @@ class TestManualDisconnectCleanup:
         mock_mc.connection_manager = connection_manager
         rm._meshcore = mock_mc
         rm._setup_complete = True
+        rm.max_channels = 8
         rm.path_hash_mode = 2
         rm.path_hash_mode_supported = True
 
@@ -486,6 +487,7 @@ class TestManualDisconnectCleanup:
         assert reconnect_task is not None and reconnect_task.cancelled()
         assert rm.meshcore is None
         assert rm.is_setup_complete is False
+        assert rm.max_channels == 40
         assert rm.path_hash_mode == 0
         assert rm.path_hash_mode_supported is False
 

tests/test_radio_lifecycle_service.py

@@ -99,7 +99,9 @@ class TestRunPostConnectSetup:
         initial_mc.start_auto_message_fetching = AsyncMock()
 
         replacement_mc = MagicMock()
-        replacement_mc.commands.send_device_query = AsyncMock(return_value=None)
+        replacement_mc.commands.send_device_query = AsyncMock(
+            return_value=MagicMock(payload={"max_channels": 8})
+        )
         replacement_mc.commands.set_flood_scope = AsyncMock(return_value=None)
         replacement_mc._reader = MagicMock()
         replacement_mc._reader.handle_rx = AsyncMock()
@@ -110,6 +112,7 @@ class TestRunPostConnectSetup:
         radio_manager._setup_lock = None
         radio_manager._setup_in_progress = False
         radio_manager._setup_complete = False
+        radio_manager.max_channels = 40
         radio_manager.path_hash_mode = 0
         radio_manager.path_hash_mode_supported = False
 
@@ -141,3 +144,4 @@ class TestRunPostConnectSetup:
         mock_sync_time.assert_awaited_once_with(replacement_mc)
         replacement_mc.start_auto_message_fetching.assert_awaited_once()
         initial_mc.start_auto_message_fetching.assert_not_called()
+        assert radio_manager.max_channels == 8

tests/test_radio_sync.py

@@ -1037,7 +1037,7 @@ class TestSyncAndOffloadChannels:
 
     @pytest.mark.asyncio
     async def test_iterates_all_40_channel_slots(self):
-        """All 40 channel slots are checked."""
+        """All firmware-reported channel slots are checked."""
         from app.radio_sync import sync_and_offload_channels
 
         empty_result = MagicMock()
@@ -1045,10 +1045,11 @@ class TestSyncAndOffloadChannels:
 
         mock_mc = MagicMock()
         mock_mc.commands.get_channel = AsyncMock(return_value=empty_result)
+        radio_manager.max_channels = 8
 
         result = await sync_and_offload_channels(mock_mc)
 
-        assert mock_mc.commands.get_channel.call_count == 40
+        assert mock_mc.commands.get_channel.call_count == 8
         assert result["synced"] == 0
         assert result["cleared"] == 0