UnifiProtect: Create NVR device before loading platforms to fix via_device references (#158191)

tests/components/unifiprotect/snapshots/test_init.ambr

@@ -0,0 +1,36 @@
+# serializer version: 1
+# name: test_setup_creates_nvr_device
+  DeviceRegistryEntrySnapshot({
+    'area_id': None,
+    'config_entries': <ANY>,
+    'config_entries_subentries': <ANY>,
+    'configuration_url': 'https://127.0.0.1',
+    'connections': set({
+      tuple(
+        'mac',
+        'a1:e0:0c:82:69:24',
+      ),
+    }),
+    'disabled_by': None,
+    'entry_type': None,
+    'hw_version': None,
+    'id': <ANY>,
+    'identifiers': set({
+      tuple(
+        'unifiprotect',
+        'A1E00C826924',
+      ),
+    }),
+    'labels': set({
+    }),
+    'manufacturer': 'Ubiquiti',
+    'model': 'UNVR-PRO',
+    'model_id': None,
+    'name': 'UnifiProtect',
+    'name_by_user': None,
+    'primary_config_entry': <ANY>,
+    'serial_number': None,
+    'sw_version': '6.0.0',
+    'via_device_id': None,
+  })
+# ---

tests/components/unifiprotect/test_init.py

@@ -5,6 +5,7 @@ from __future__ import annotations
 from unittest.mock import AsyncMock, Mock, patch
 
 import pytest
+from syrupy.assertion import SnapshotAssertion
 from uiprotect import NvrError, ProtectApiClient
 from uiprotect.api import DEVICE_UPDATE_INTERVAL
 from uiprotect.data import NVR, Bootstrap, CloudAccount, Light
@@ -44,6 +45,30 @@ def mock_user_can_write_nvr(request: pytest.FixtureRequest, ufp: MockUFPFixture)
         object.__setattr__(ufp.api.bootstrap.nvr, "can_write", original_can_write)
 
 
+async def test_setup_creates_nvr_device(
+    hass: HomeAssistant,
+    device_registry: dr.DeviceRegistry,
+    ufp: MockUFPFixture,
+    snapshot: SnapshotAssertion,
+) -> None:
+    """Test that setup creates the NVR device before loading platforms.
+
+    This ensures that via_device references from camera/sensor entities
+    to the NVR device work correctly.
+    """
+    await hass.config_entries.async_setup(ufp.entry.entry_id)
+    await hass.async_block_till_done()
+
+    assert ufp.entry.state is ConfigEntryState.LOADED
+
+    # Verify NVR device was created
+    nvr = ufp.api.bootstrap.nvr
+    nvr_device = device_registry.async_get_device(
+        identifiers={(DOMAIN, nvr.mac)},
+    )
+    assert nvr_device == snapshot
+
+
 async def test_setup(hass: HomeAssistant, ufp: MockUFPFixture) -> None:
     """Test working setup of unifiprotect entry."""