Add websocket list APIs for the registries (#16597)

* Add websocket list APIs for the registries

* Remove identifiers

* Fix tests

* Use ordered dict

tests/components/config/test_device_registry.py

@@ -0,0 +1,60 @@
+"""Test entity_registry API."""
+import pytest
+
+from homeassistant.components.config import device_registry
+from tests.common import mock_device_registry
+
+
+@pytest.fixture
+def client(hass, hass_ws_client):
+    """Fixture that can interact with the config manager API."""
+    hass.loop.run_until_complete(device_registry.async_setup(hass))
+    yield hass.loop.run_until_complete(hass_ws_client(hass))
+
+
+@pytest.fixture
+def registry(hass):
+    """Return an empty, loaded, registry."""
+    return mock_device_registry(hass)
+
+
+async def test_list_devices(hass, client, registry):
+    """Test list entries."""
+    registry.async_get_or_create(
+        config_entry='1234',
+        connections={('ethernet', '12:34:56:78:90:AB:CD:EF')},
+        identifiers={('bridgeid', '0123')},
+        manufacturer='manufacturer', model='model')
+    registry.async_get_or_create(
+        config_entry='1234',
+        connections={},
+        identifiers={('bridgeid', '1234')},
+        manufacturer='manufacturer', model='model')
+
+    await client.send_json({
+        'id': 5,
+        'type': 'config/device_registry/list',
+    })
+    msg = await client.receive_json()
+
+    for entry in msg['result']:
+        entry.pop('id')
+
+    assert msg['result'] == [
+        {
+            'config_entries': ['1234'],
+            'connections': [['ethernet', '12:34:56:78:90:AB:CD:EF']],
+            'manufacturer': 'manufacturer',
+            'model': 'model',
+            'name': None,
+            'sw_version': None
+        },
+        {
+            'config_entries': ['1234'],
+            'connections': [],
+            'manufacturer': 'manufacturer',
+            'model': 'model',
+            'name': None,
+            'sw_version': None
+        }
+    ]

tests/components/config/test_entity_registry.py

@@ -1,4 +1,6 @@
 """Test entity_registry API."""
+from collections import OrderedDict
+
 import pytest
 
 from homeassistant.helpers.entity_registry import RegistryEntry
@@ -13,6 +15,49 @@ def client(hass, hass_ws_client):
     yield hass.loop.run_until_complete(hass_ws_client(hass))
 
 
+async def test_list_entities(hass, client):
+    """Test list entries."""
+    entities = OrderedDict()
+    entities['test_domain.name'] = RegistryEntry(
+        entity_id='test_domain.name',
+        unique_id='1234',
+        platform='test_platform',
+        name='Hello World'
+    )
+    entities['test_domain.no_name'] = RegistryEntry(
+        entity_id='test_domain.no_name',
+        unique_id='6789',
+        platform='test_platform',
+    )
+
+    mock_registry(hass, entities)
+
+    await client.send_json({
+        'id': 5,
+        'type': 'config/entity_registry/list',
+    })
+    msg = await client.receive_json()
+
+    assert msg['result'] == [
+        {
+            'config_entry_id': None,
+            'device_id': None,
+            'disabled_by': None,
+            'entity_id': 'test_domain.name',
+            'name': 'Hello World',
+            'platform': 'test_platform',
+        },
+        {
+            'config_entry_id': None,
+            'device_id': None,
+            'disabled_by': None,
+            'entity_id': 'test_domain.no_name',
+            'name': None,
+            'platform': 'test_platform',
+        }
+    ]
+
+
 async def test_get_entity(hass, client):
     """Test get entry."""
     mock_registry(hass, {