Fix Leak Detector model `3` → `&`, add tests from HA (#281)

Co-authored-by: J. Nick Koston <nick@koston.org>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

switchbot/adv_parser.py

@@ -179,7 +179,7 @@ SUPPORTED_TYPES: dict[str, SwitchbotSupportedType] = {
         "func": process_woblindtilt,
         "manufacturer_id": 2409,
     },
-    "3": {
+    "&": {
         "modelName": SwitchbotModel.LEAK,
         "modelFriendlyName": "Leak Detector",
         "func": process_leak,

switchbot/discovery.py

@@ -118,6 +118,10 @@ class GetSwitchbotDevices:
         """Return all WoContact/Contact sensor devices with services data."""
         return await self._get_devices_by_model("d")
 
+    async def get_leakdetectors(self) -> dict[str, SwitchBotAdvertisement]:
+        """Return all Leak Detectors with services data."""
+        return await self._get_devices_by_model("&")
+
     async def get_locks(self) -> dict[str, SwitchBotAdvertisement]:
         """Return all WoLock/Locks devices with services data."""
         locks = await self._get_devices_by_model("o")

tests/test_adv_parser.py

@@ -1758,7 +1758,7 @@ def test_leak_active():
                 "low_battery": False,
             },
             "isEncrypted": False,
-            "model": "3",
+            "model": "&",
             "modelFriendlyName": "Leak Detector",
             "modelName": SwitchbotModel.LEAK,
             "rawAdvData": b"&\x00N",
@@ -1782,7 +1782,7 @@ def test_leak_passive():
         data={
             "data": {},
             "isEncrypted": False,
-            "model": "3",
+            "model": "&",
             "rawAdvData": None,
         },
         device=ble_device,
@@ -1812,7 +1812,7 @@ def test_leak_no_leak_detected():
                 "low_battery": False,
             },
             "isEncrypted": False,
-            "model": "3",
+            "model": "&",
             "modelFriendlyName": "Leak Detector",
             "modelName": SwitchbotModel.LEAK,
             "rawAdvData": b"&\x00d",
@@ -1844,7 +1844,7 @@ def test_leak_leak_detected():
                 "low_battery": False,
             },
             "isEncrypted": False,
-            "model": "3",
+            "model": "&",
             "modelFriendlyName": "Leak Detector",
             "modelName": SwitchbotModel.LEAK,
             "rawAdvData": b"&\x00d",
@@ -1876,7 +1876,7 @@ def test_leak_low_battery():
                 "low_battery": False,
             },
             "isEncrypted": False,
-            "model": "3",
+            "model": "&",
             "modelFriendlyName": "Leak Detector",
             "modelName": SwitchbotModel.LEAK,
             "rawAdvData": b"&\x00d",
@@ -1885,3 +1885,35 @@ def test_leak_low_battery():
         rssi=-73,
         active=True,
     )
+
+
+def test_leak_real_data_from_ha():
+    """Test parse_advertisement_data for the leak detector."""
+    ble_device = generate_ble_device("aa:bb:cc:dd:ee:ff", "Any")
+    adv_data = generate_advertisement_data(
+        manufacturer_data={
+            2409: b"\\xd6407D1\\x02V\\x90\\x00\\x00\\x00\\x00\\x1e\\x05\\x00\\x00\\x00\\x00"
+        },  # no leak, low battery
+        service_data={"0000fd3d-0000-1000-8000-00805f9b34fb": b"&\\x00V"},
+        rssi=-73,
+    )
+    result = parse_advertisement_data(ble_device, adv_data, SwitchbotModel.LEAK)
+    assert result == SwitchBotAdvertisement(
+        address="aa:bb:cc:dd:ee:ff",
+        data={
+            "data": {
+                "leak": True,
+                "tampered": False,
+                "battery": 68,
+                "low_battery": False,
+            },
+            "isEncrypted": False,
+            "model": "&",
+            "modelFriendlyName": "Leak Detector",
+            "modelName": SwitchbotModel.LEAK,
+            "rawAdvData": b"&\\x00V",
+        },
+        device=ble_device,
+        rssi=-73,
+        active=True,
+    )