diff --git a/homeassistant/components/automation/__init__.py b/homeassistant/components/automation/__init__.py
index e91aa687b21..e693d2ed814 100644
--- a/homeassistant/components/automation/__init__.py
+++ b/homeassistant/components/automation/__init__.py
@@ -166,7 +166,8 @@ async def async_setup(hass, config):
     # To register the automation blueprints
     async_get_blueprints(hass)
 
-    await _async_process_config(hass, config, component)
+    if not await _async_process_config(hass, config, component):
+        await async_get_blueprints(hass).async_populate()
 
     async def trigger_service_handler(entity, service_call):
         """Handle automation triggers."""
@@ -487,12 +488,13 @@ async def _async_process_config(
     hass: HomeAssistant,
     config: Dict[str, Any],
     component: EntityComponent,
-) -> None:
+) -> bool:
     """Process config and add automations.
 
-    This method is a coroutine.
+    Returns if blueprints were used.
     """
     entities = []
+    blueprints_used = False
 
     for config_key in extract_domain_configs(config, DOMAIN):
         conf: List[Union[Dict[str, Any], blueprint.BlueprintInputs]] = config[  # type: ignore
@@ -501,6 +503,7 @@ async def _async_process_config(
 
         for list_no, config_block in enumerate(conf):
             if isinstance(config_block, blueprint.BlueprintInputs):  # type: ignore
+                blueprints_used = True
                 blueprint_inputs = config_block
 
                 try:
@@ -562,6 +565,8 @@ async def _async_process_config(
     if entities:
         await component.async_add_entities(entities)
 
+    return blueprints_used
+
 
 async def _async_process_if(hass, config, p_config):
     """Process if checks."""
diff --git a/homeassistant/components/automation/blueprints/motion_light.yaml b/homeassistant/components/automation/blueprints/motion_light.yaml
new file mode 100644
index 00000000000..aa787e3b2b5
--- /dev/null
+++ b/homeassistant/components/automation/blueprints/motion_light.yaml
@@ -0,0 +1,39 @@
+blueprint:
+  name: Motion-activated Light
+  domain: automation
+  source_url: https://github.com/home-assistant/core/blob/dev/homeassistant/components/automation/blueprints/motion_light.yaml
+  input:
+    motion_entity:
+      name: Motion Sensor
+      selector:
+        entity:
+          domain: binary_sensor
+          device_class: motion
+    light_entity:
+      name: Light
+      selector:
+        entity:
+          domain: light
+
+# If motion is detected within the 120s delay,
+# we restart the script.
+mode: restart
+max_exceeded: silent
+
+trigger:
+  platform: state
+  entity_id: !placeholder motion_entity
+  from: "off"
+  to: "on"
+
+action:
+  - service: homeassistant.turn_on
+    entity_id: !placeholder light_entity
+  - wait_for_trigger:
+      platform: state
+      entity_id: !placeholder motion_entity
+      from: "on"
+      to: "off"
+  - delay: 120
+  - service: homeassistant.turn_off
+    entity_id: !placeholder light_entity
diff --git a/homeassistant/components/automation/blueprints/notify_leaving_zone.yaml b/homeassistant/components/automation/blueprints/notify_leaving_zone.yaml
new file mode 100644
index 00000000000..7e7dba8bea8
--- /dev/null
+++ b/homeassistant/components/automation/blueprints/notify_leaving_zone.yaml
@@ -0,0 +1,34 @@
+blueprint:
+  name: Send notification when a person leaves a zone
+  domain: automation
+  source_url: https://github.com/home-assistant/core/blob/dev/homeassistant/components/automation/blueprints/notify_leaving_zone.yaml
+  input:
+    person_entity:
+      name: Person
+      selector:
+        entity:
+          domain: person
+    zone_entity:
+      name: Zone
+      selector:
+        entity:
+          domain: zone
+    notify_service:
+      name: The notify service to use
+
+trigger:
+  platform: state
+  entity_id: !placeholder person_entity
+
+variables:
+  zone_entity: !placeholder zone_entity
+  zone_state: "{{ states[zone_entity].name }}"
+
+condition:
+  condition: template
+  value_template: "{{ trigger.from_state.state == zone_state and trigger.to_state.state != zone_state }}"
+
+action:
+  - service: !placeholder notify_service
+    data:
+      message: "{{ trigger.to_state.name }} has left {{ zone_state }}"
diff --git a/homeassistant/components/blueprint/models.py b/homeassistant/components/blueprint/models.py
index 48390d0bd23..e19439133ee 100644
--- a/homeassistant/components/blueprint/models.py
+++ b/homeassistant/components/blueprint/models.py
@@ -2,14 +2,16 @@
 import asyncio
 import logging
 import pathlib
+import shutil
 from typing import Any, Dict, List, Optional, Union
 
 from pkg_resources import parse_version
 import voluptuous as vol
 from voluptuous.humanize import humanize_error
 
+from homeassistant import loader
 from homeassistant.const import CONF_DOMAIN, CONF_NAME, CONF_PATH, __version__
-from homeassistant.core import HomeAssistant, callback
+from homeassistant.core import DOMAIN as HA_DOMAIN, HomeAssistant, callback
 from homeassistant.exceptions import HomeAssistantError
 from homeassistant.helpers import placeholder
 from homeassistant.util import yaml
@@ -169,6 +171,11 @@ class DomainBlueprints:
 
         hass.data.setdefault(DOMAIN, {})[domain] = self
 
+    @property
+    def blueprint_folder(self) -> pathlib.Path:
+        """Return the blueprint folder."""
+        return pathlib.Path(self.hass.config.path(BLUEPRINT_FOLDER, self.domain))
+
     @callback
     def async_reset_cache(self) -> None:
         """Reset the blueprint cache."""
@@ -177,9 +184,7 @@ class DomainBlueprints:
     def _load_blueprint(self, blueprint_path) -> Blueprint:
         """Load a blueprint."""
         try:
-            blueprint_data = yaml.load_yaml(
-                self.hass.config.path(BLUEPRINT_FOLDER, self.domain, blueprint_path)
-            )
+            blueprint_data = yaml.load_yaml(self.blueprint_folder / blueprint_path)
         except (HomeAssistantError, FileNotFoundError) as err:
             raise FailedToLoad(self.domain, blueprint_path, err) from err
 
@@ -257,10 +262,7 @@ class DomainBlueprints:
 
     async def async_remove_blueprint(self, blueprint_path: str) -> None:
         """Remove a blueprint file."""
-        path = pathlib.Path(
-            self.hass.config.path(BLUEPRINT_FOLDER, self.domain, blueprint_path)
-        )
-
+        path = self.blueprint_folder / blueprint_path
         await self.hass.async_add_executor_job(path.unlink)
         self._blueprints[blueprint_path] = None
 
@@ -288,3 +290,18 @@ class DomainBlueprints:
         )
 
         self._blueprints[blueprint_path] = blueprint
+
+    async def async_populate(self) -> None:
+        """Create folder if it doesn't exist and populate with examples."""
+        integration = await loader.async_get_integration(self.hass, self.domain)
+
+        def populate():
+            if self.blueprint_folder.exists():
+                return
+
+            shutil.copytree(
+                integration.file_path / BLUEPRINT_FOLDER,
+                self.blueprint_folder / HA_DOMAIN,
+            )
+
+        await self.hass.async_add_executor_job(populate)
diff --git a/homeassistant/components/blueprint/schemas.py b/homeassistant/components/blueprint/schemas.py
index ed78b4d2b42..900497c3f71 100644
--- a/homeassistant/components/blueprint/schemas.py
+++ b/homeassistant/components/blueprint/schemas.py
@@ -63,6 +63,7 @@ BLUEPRINT_SCHEMA = vol.Schema(
         vol.Required(CONF_BLUEPRINT): vol.Schema(
             {
                 vol.Required(CONF_NAME): str,
+                vol.Optional(CONF_DESCRIPTION): str,
                 vol.Required(CONF_DOMAIN): str,
                 vol.Optional(CONF_SOURCE_URL): cv.url,
                 vol.Optional(CONF_HOMEASSISTANT): {
diff --git a/homeassistant/helpers/condition.py b/homeassistant/helpers/condition.py
index 9cfa6c00996..5ace4c91bcf 100644
--- a/homeassistant/helpers/condition.py
+++ b/homeassistant/helpers/condition.py
@@ -453,18 +453,12 @@ def async_template(
 ) -> bool:
     """Test if template condition matches."""
     try:
-        value = value_template.async_render(variables)
+        value: str = value_template.async_render(variables, parse_result=False)
     except TemplateError as ex:
         _LOGGER.error("Error during template condition: %s", ex)
         return False
 
-    if isinstance(value, bool):
-        return value
-
-    if isinstance(value, str):
-        return value.lower() == "true"
-
-    return False
+    return value.lower() == "true"
 
 
 def async_template_from_config(
diff --git a/homeassistant/helpers/selector.py b/homeassistant/helpers/selector.py
index 5bf70f01bfa..d3e96a5205e 100644
--- a/homeassistant/helpers/selector.py
+++ b/homeassistant/helpers/selector.py
@@ -23,6 +23,10 @@ def validate_selector(config: Any) -> Dict:
     if selector_class is None:
         raise vol.Invalid(f"Unknown selector type {selector_type} found")
 
+    # Seletors can be empty
+    if config[selector_type] is None:
+        return {selector_type: {}}
+
     return {
         selector_type: cast(Dict, selector_class.CONFIG_SCHEMA(config[selector_type]))
     }
@@ -44,6 +48,8 @@ class EntitySelector(Selector):
             vol.Optional("integration"): str,
             # Domain the entity belongs to
             vol.Optional("domain"): str,
+            # Device class of the entity
+            vol.Optional("device_class"): str,
         }
     )
 
diff --git a/tests/common.py b/tests/common.py
index f0994308fe6..dbe2cbfd42a 100644
--- a/tests/common.py
+++ b/tests/common.py
@@ -9,6 +9,7 @@ from io import StringIO
 import json
 import logging
 import os
+import pathlib
 import threading
 import time
 import uuid
@@ -704,6 +705,9 @@ def patch_yaml_files(files_dict, endswith=True):
     def mock_open_f(fname, **_):
         """Mock open() in the yaml module, used by load_yaml."""
         # Return the mocked file on full match
+        if isinstance(fname, pathlib.Path):
+            fname = str(fname)
+
         if fname in files_dict:
             _LOGGER.debug("patch_yaml_files match %s", fname)
             res = StringIO(files_dict[fname])
diff --git a/tests/components/alarm_control_panel/test_device_action.py b/tests/components/alarm_control_panel/test_device_action.py
index 74c98da3189..514e8fa81f2 100644
--- a/tests/components/alarm_control_panel/test_device_action.py
+++ b/tests/components/alarm_control_panel/test_device_action.py
@@ -23,6 +23,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/alarm_control_panel/test_device_condition.py b/tests/components/alarm_control_panel/test_device_condition.py
index fcb2ba5a09b..33f717e1893 100644
--- a/tests/components/alarm_control_panel/test_device_condition.py
+++ b/tests/components/alarm_control_panel/test_device_condition.py
@@ -22,6 +22,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/alarm_control_panel/test_device_trigger.py b/tests/components/alarm_control_panel/test_device_trigger.py
index 9d414d179ab..82432bc37ab 100644
--- a/tests/components/alarm_control_panel/test_device_trigger.py
+++ b/tests/components/alarm_control_panel/test_device_trigger.py
@@ -22,6 +22,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/arcam_fmj/test_device_trigger.py b/tests/components/arcam_fmj/test_device_trigger.py
index 2a119fd2017..0f2cfaf2893 100644
--- a/tests/components/arcam_fmj/test_device_trigger.py
+++ b/tests/components/arcam_fmj/test_device_trigger.py
@@ -13,6 +13,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/automation/conftest.py b/tests/components/automation/conftest.py
new file mode 100644
index 00000000000..a967e0af192
--- /dev/null
+++ b/tests/components/automation/conftest.py
@@ -0,0 +1,3 @@
+"""Conftest for automation tests."""
+
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
diff --git a/tests/components/automation/test_blueprint.py b/tests/components/automation/test_blueprint.py
new file mode 100644
index 00000000000..a601998a00d
--- /dev/null
+++ b/tests/components/automation/test_blueprint.py
@@ -0,0 +1,185 @@
+"""Test built-in blueprints."""
+import asyncio
+import contextlib
+from datetime import timedelta
+import pathlib
+
+from homeassistant.components import automation
+from homeassistant.components.blueprint import models
+from homeassistant.core import callback
+from homeassistant.setup import async_setup_component
+from homeassistant.util import dt as dt_util, yaml
+
+from tests.async_mock import patch
+from tests.common import async_fire_time_changed, async_mock_service
+
+BUILTIN_BLUEPRINT_FOLDER = pathlib.Path(automation.__file__).parent / "blueprints"
+
+
+@contextlib.contextmanager
+def patch_blueprint(blueprint_path: str, data_path):
+    """Patch blueprint loading from a different source."""
+    orig_load = models.DomainBlueprints._load_blueprint
+
+    @callback
+    def mock_load_blueprint(self, path):
+        if path != blueprint_path:
+            assert False, f"Unexpected blueprint {path}"
+            return orig_load(self, path)
+
+        return models.Blueprint(
+            yaml.load_yaml(data_path), expected_domain=self.domain, path=path
+        )
+
+    with patch(
+        "homeassistant.components.blueprint.models.DomainBlueprints._load_blueprint",
+        mock_load_blueprint,
+    ):
+        yield
+
+
+async def test_notify_leaving_zone(hass):
+    """Test notifying leaving a zone blueprint."""
+
+    def set_person_state(state, extra={}):
+        hass.states.async_set(
+            "person.test_person", state, {"friendly_name": "Paulus", **extra}
+        )
+
+    set_person_state("School")
+
+    assert await async_setup_component(
+        hass, "zone", {"zone": {"name": "School", "latitude": 1, "longitude": 2}}
+    )
+
+    with patch_blueprint(
+        "notify_leaving_zone.yaml",
+        BUILTIN_BLUEPRINT_FOLDER / "notify_leaving_zone.yaml",
+    ):
+        assert await async_setup_component(
+            hass,
+            "automation",
+            {
+                "automation": {
+                    "use_blueprint": {
+                        "path": "notify_leaving_zone.yaml",
+                        "input": {
+                            "person_entity": "person.test_person",
+                            "zone_entity": "zone.school",
+                            "notify_service": "notify.test_service",
+                        },
+                    }
+                }
+            },
+        )
+
+    calls = async_mock_service(hass, "notify", "test_service")
+
+    # Leaving zone to no zone
+    set_person_state("not_home")
+    await hass.async_block_till_done()
+
+    assert len(calls) == 1
+    assert calls[0].data["message"] == "Paulus has left School"
+
+    # Should not increase when we go to another zone
+    set_person_state("bla")
+    await hass.async_block_till_done()
+
+    assert len(calls) == 1
+
+    # Should not increase when we go into the zone
+    set_person_state("School")
+    await hass.async_block_till_done()
+
+    assert len(calls) == 1
+
+    # Should not increase when we move in the zone
+    set_person_state("School", {"extra_key": "triggers change with same state"})
+    await hass.async_block_till_done()
+
+    assert len(calls) == 1
+
+    # Should increase when leaving zone for another zone
+    set_person_state("Just Outside School")
+    await hass.async_block_till_done()
+
+    assert len(calls) == 2
+
+
+async def test_motion_light(hass):
+    """Test motion light blueprint."""
+    hass.states.async_set("binary_sensor.kitchen", "off")
+
+    with patch_blueprint(
+        "motion_light.yaml",
+        BUILTIN_BLUEPRINT_FOLDER / "motion_light.yaml",
+    ):
+        assert await async_setup_component(
+            hass,
+            "automation",
+            {
+                "automation": {
+                    "use_blueprint": {
+                        "path": "motion_light.yaml",
+                        "input": {
+                            "light_entity": "light.kitchen",
+                            "motion_entity": "binary_sensor.kitchen",
+                        },
+                    }
+                }
+            },
+        )
+
+    turn_on_calls = async_mock_service(hass, "homeassistant", "turn_on")
+    turn_off_calls = async_mock_service(hass, "homeassistant", "turn_off")
+
+    # Turn on motion
+    hass.states.async_set("binary_sensor.kitchen", "on")
+    # Can't block till done because delay is active
+    # So wait 5 event loop iterations to process script
+    for _ in range(5):
+        await asyncio.sleep(0)
+
+    assert len(turn_on_calls) == 1
+
+    # Test light doesn't turn off if motion stays
+    async_fire_time_changed(hass, dt_util.utcnow() + timedelta(seconds=200))
+
+    for _ in range(5):
+        await asyncio.sleep(0)
+
+    assert len(turn_off_calls) == 0
+
+    # Test light turns off off 120s after last motion
+    hass.states.async_set("binary_sensor.kitchen", "off")
+
+    for _ in range(5):
+        await asyncio.sleep(0)
+
+    async_fire_time_changed(hass, dt_util.utcnow() + timedelta(seconds=120))
+    await hass.async_block_till_done()
+
+    assert len(turn_off_calls) == 1
+
+    # Test restarting the script
+    hass.states.async_set("binary_sensor.kitchen", "on")
+
+    for _ in range(5):
+        await asyncio.sleep(0)
+
+    assert len(turn_on_calls) == 2
+    assert len(turn_off_calls) == 1
+
+    hass.states.async_set("binary_sensor.kitchen", "off")
+
+    for _ in range(5):
+        await asyncio.sleep(0)
+
+    hass.states.async_set("binary_sensor.kitchen", "on")
+
+    for _ in range(15):
+        await asyncio.sleep(0)
+
+    assert len(turn_on_calls) == 3
+    assert len(turn_off_calls) == 1
diff --git a/tests/components/binary_sensor/test_device_condition.py b/tests/components/binary_sensor/test_device_condition.py
index 9fd50277d23..7a7e80e36a3 100644
--- a/tests/components/binary_sensor/test_device_condition.py
+++ b/tests/components/binary_sensor/test_device_condition.py
@@ -20,6 +20,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/binary_sensor/test_device_trigger.py b/tests/components/binary_sensor/test_device_trigger.py
index cea0103acdb..fef109eb9d5 100644
--- a/tests/components/binary_sensor/test_device_trigger.py
+++ b/tests/components/binary_sensor/test_device_trigger.py
@@ -20,6 +20,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/blueprint/conftest.py b/tests/components/blueprint/conftest.py
new file mode 100644
index 00000000000..c8110ddaf08
--- /dev/null
+++ b/tests/components/blueprint/conftest.py
@@ -0,0 +1,14 @@
+"""Blueprints conftest."""
+
+import pytest
+
+from tests.async_mock import patch
+
+
+@pytest.fixture(autouse=True)
+def stub_blueprint_populate():
+    """Stub copying the blueprint automations to the config folder."""
+    with patch(
+        "homeassistant.components.blueprint.models.DomainBlueprints.async_populate"
+    ):
+        yield
diff --git a/tests/components/blueprint/test_default_blueprints.py b/tests/components/blueprint/test_default_blueprints.py
new file mode 100644
index 00000000000..5e4016fcb88
--- /dev/null
+++ b/tests/components/blueprint/test_default_blueprints.py
@@ -0,0 +1,28 @@
+"""Test default blueprints."""
+import importlib
+import logging
+import pathlib
+
+import pytest
+
+from homeassistant.components.blueprint import models
+from homeassistant.components.blueprint.const import BLUEPRINT_FOLDER
+from homeassistant.util import yaml
+
+DOMAINS = ["automation"]
+LOGGER = logging.getLogger(__name__)
+
+
+@pytest.mark.parametrize("domain", DOMAINS)
+def test_default_blueprints(domain: str):
+    """Validate a folder of blueprints."""
+    integration = importlib.import_module(f"homeassistant.components.{domain}")
+    blueprint_folder = pathlib.Path(integration.__file__).parent / BLUEPRINT_FOLDER
+    items = list(blueprint_folder.glob("*"))
+    assert len(items) > 0, "Folder cannot be empty"
+
+    for fil in items:
+        LOGGER.info("Processing %s", fil)
+        assert fil.name.endswith(".yaml")
+        data = yaml.load_yaml(fil)
+        models.Blueprint(data, expected_domain=domain)
diff --git a/tests/components/climate/test_device_action.py b/tests/components/climate/test_device_action.py
index ff78b837591..4084d37358e 100644
--- a/tests/components/climate/test_device_action.py
+++ b/tests/components/climate/test_device_action.py
@@ -15,6 +15,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/climate/test_device_condition.py b/tests/components/climate/test_device_condition.py
index 431849ae761..8e6d5829c41 100644
--- a/tests/components/climate/test_device_condition.py
+++ b/tests/components/climate/test_device_condition.py
@@ -15,6 +15,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/climate/test_device_trigger.py b/tests/components/climate/test_device_trigger.py
index 58aa3311771..69bb4626e49 100644
--- a/tests/components/climate/test_device_trigger.py
+++ b/tests/components/climate/test_device_trigger.py
@@ -16,6 +16,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/config/test_automation.py b/tests/components/config/test_automation.py
index 1d160870169..347ac96f892 100644
--- a/tests/components/config/test_automation.py
+++ b/tests/components/config/test_automation.py
@@ -5,6 +5,7 @@ from homeassistant.bootstrap import async_setup_component
 from homeassistant.components import config
 
 from tests.async_mock import patch
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 async def test_get_device_config(hass, hass_client):
diff --git a/tests/components/config/test_device_registry.py b/tests/components/config/test_device_registry.py
index 1f82434c7a6..1e1cbccf60a 100644
--- a/tests/components/config/test_device_registry.py
+++ b/tests/components/config/test_device_registry.py
@@ -4,6 +4,7 @@ import pytest
 from homeassistant.components.config import device_registry
 
 from tests.common import mock_device_registry
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/cover/test_device_action.py b/tests/components/cover/test_device_action.py
index d302353582c..cad6074ff34 100644
--- a/tests/components/cover/test_device_action.py
+++ b/tests/components/cover/test_device_action.py
@@ -16,6 +16,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/cover/test_device_condition.py b/tests/components/cover/test_device_condition.py
index 511c7ced898..b3098ceeca9 100644
--- a/tests/components/cover/test_device_condition.py
+++ b/tests/components/cover/test_device_condition.py
@@ -22,6 +22,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/cover/test_device_trigger.py b/tests/components/cover/test_device_trigger.py
index 1996cf9d6df..ab054ad8223 100644
--- a/tests/components/cover/test_device_trigger.py
+++ b/tests/components/cover/test_device_trigger.py
@@ -22,6 +22,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/deconz/test_device_trigger.py b/tests/components/deconz/test_device_trigger.py
index 69c9ae94727..a5399fe4796 100644
--- a/tests/components/deconz/test_device_trigger.py
+++ b/tests/components/deconz/test_device_trigger.py
@@ -19,6 +19,7 @@ from homeassistant.const import (
 from .test_gateway import DECONZ_WEB_REQUEST, setup_deconz_integration
 
 from tests.common import assert_lists_same, async_get_device_automations
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 SENSORS = {
     "1": {
diff --git a/tests/components/default_config/test_init.py b/tests/components/default_config/test_init.py
index 6bf9cc44c56..a4a5898982b 100644
--- a/tests/components/default_config/test_init.py
+++ b/tests/components/default_config/test_init.py
@@ -4,6 +4,7 @@ import pytest
 from homeassistant.setup import async_setup_component
 
 from tests.async_mock import patch
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture(autouse=True)
diff --git a/tests/components/device_automation/test_init.py b/tests/components/device_automation/test_init.py
index 19786bb08e8..83ec146b53e 100644
--- a/tests/components/device_automation/test_init.py
+++ b/tests/components/device_automation/test_init.py
@@ -13,6 +13,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/device_tracker/test_device_condition.py b/tests/components/device_tracker/test_device_condition.py
index 950ace24335..a187f21e954 100644
--- a/tests/components/device_tracker/test_device_condition.py
+++ b/tests/components/device_tracker/test_device_condition.py
@@ -15,6 +15,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/device_tracker/test_device_trigger.py b/tests/components/device_tracker/test_device_trigger.py
index 963dae3127d..2f0ec14ec4b 100644
--- a/tests/components/device_tracker/test_device_trigger.py
+++ b/tests/components/device_tracker/test_device_trigger.py
@@ -16,6 +16,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 AWAY_LATITUDE = 32.881011
 AWAY_LONGITUDE = -117.234758
diff --git a/tests/components/fan/test_device_action.py b/tests/components/fan/test_device_action.py
index 70da4bd1fca..d3a9aedcf9c 100644
--- a/tests/components/fan/test_device_action.py
+++ b/tests/components/fan/test_device_action.py
@@ -14,6 +14,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/fan/test_device_condition.py b/tests/components/fan/test_device_condition.py
index 939fee154c5..6725587aeda 100644
--- a/tests/components/fan/test_device_condition.py
+++ b/tests/components/fan/test_device_condition.py
@@ -15,6 +15,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/fan/test_device_trigger.py b/tests/components/fan/test_device_trigger.py
index c46b3a6fcec..d96f0a828f3 100644
--- a/tests/components/fan/test_device_trigger.py
+++ b/tests/components/fan/test_device_trigger.py
@@ -15,6 +15,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/geo_location/test_trigger.py b/tests/components/geo_location/test_trigger.py
index 8bf1c6abe15..ab984a2c309 100644
--- a/tests/components/geo_location/test_trigger.py
+++ b/tests/components/geo_location/test_trigger.py
@@ -7,6 +7,7 @@ from homeassistant.core import Context
 from homeassistant.setup import async_setup_component
 
 from tests.common import async_mock_service, mock_component
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/homeassistant/triggers/conftest.py b/tests/components/homeassistant/triggers/conftest.py
new file mode 100644
index 00000000000..5c983ba698e
--- /dev/null
+++ b/tests/components/homeassistant/triggers/conftest.py
@@ -0,0 +1,3 @@
+"""Conftest for HA triggers."""
+
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
diff --git a/tests/components/homekit_controller/test_device_trigger.py b/tests/components/homekit_controller/test_device_trigger.py
index c8ef2cbef38..9de9a30f99f 100644
--- a/tests/components/homekit_controller/test_device_trigger.py
+++ b/tests/components/homekit_controller/test_device_trigger.py
@@ -12,6 +12,7 @@ from tests.common import (
     async_get_device_automations,
     async_mock_service,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 from tests.components.homekit_controller.common import setup_test_component
 
 
diff --git a/tests/components/hue/test_device_trigger.py b/tests/components/hue/test_device_trigger.py
index b6d3f4f2f50..0975c644e61 100644
--- a/tests/components/hue/test_device_trigger.py
+++ b/tests/components/hue/test_device_trigger.py
@@ -15,6 +15,7 @@ from tests.common import (
     async_mock_service,
     mock_device_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 REMOTES_RESPONSE = {"7": HUE_TAP_REMOTE_1, "8": HUE_DIMMER_REMOTE_1}
 
diff --git a/tests/components/humidifier/test_device_action.py b/tests/components/humidifier/test_device_action.py
index 91b7819e18b..93b97408c39 100644
--- a/tests/components/humidifier/test_device_action.py
+++ b/tests/components/humidifier/test_device_action.py
@@ -16,6 +16,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/humidifier/test_device_condition.py b/tests/components/humidifier/test_device_condition.py
index 76a850887ca..ad001d52ae0 100644
--- a/tests/components/humidifier/test_device_condition.py
+++ b/tests/components/humidifier/test_device_condition.py
@@ -17,6 +17,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/humidifier/test_device_trigger.py b/tests/components/humidifier/test_device_trigger.py
index 4f93b4be4de..7cd736b79f4 100644
--- a/tests/components/humidifier/test_device_trigger.py
+++ b/tests/components/humidifier/test_device_trigger.py
@@ -20,6 +20,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/kodi/test_device_trigger.py b/tests/components/kodi/test_device_trigger.py
index de2d69212ef..8cf6c635393 100644
--- a/tests/components/kodi/test_device_trigger.py
+++ b/tests/components/kodi/test_device_trigger.py
@@ -16,6 +16,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/light/test_device_action.py b/tests/components/light/test_device_action.py
index aeedde82af5..63670d9bfab 100644
--- a/tests/components/light/test_device_action.py
+++ b/tests/components/light/test_device_action.py
@@ -21,6 +21,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/light/test_device_condition.py b/tests/components/light/test_device_condition.py
index 2a43a0abebe..eea443b7d34 100644
--- a/tests/components/light/test_device_condition.py
+++ b/tests/components/light/test_device_condition.py
@@ -19,6 +19,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/light/test_device_trigger.py b/tests/components/light/test_device_trigger.py
index d3c630cd0dc..fad39898467 100644
--- a/tests/components/light/test_device_trigger.py
+++ b/tests/components/light/test_device_trigger.py
@@ -19,6 +19,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/litejet/test_trigger.py b/tests/components/litejet/test_trigger.py
index b8699785d5e..3cbbd474b88 100644
--- a/tests/components/litejet/test_trigger.py
+++ b/tests/components/litejet/test_trigger.py
@@ -11,6 +11,7 @@ import homeassistant.components.automation as automation
 import homeassistant.util.dt as dt_util
 
 from tests.common import async_fire_time_changed, async_mock_service
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 _LOGGER = logging.getLogger(__name__)
 
diff --git a/tests/components/lock/test_device_action.py b/tests/components/lock/test_device_action.py
index dbf390df57b..91cab9cdaf4 100644
--- a/tests/components/lock/test_device_action.py
+++ b/tests/components/lock/test_device_action.py
@@ -15,6 +15,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/lock/test_device_condition.py b/tests/components/lock/test_device_condition.py
index c2db984f16f..949100daa55 100644
--- a/tests/components/lock/test_device_condition.py
+++ b/tests/components/lock/test_device_condition.py
@@ -15,6 +15,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/lock/test_device_trigger.py b/tests/components/lock/test_device_trigger.py
index 006df742c6d..20674c483fd 100644
--- a/tests/components/lock/test_device_trigger.py
+++ b/tests/components/lock/test_device_trigger.py
@@ -15,6 +15,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/media_player/test_device_condition.py b/tests/components/media_player/test_device_condition.py
index c52daa80320..c7668d748af 100644
--- a/tests/components/media_player/test_device_condition.py
+++ b/tests/components/media_player/test_device_condition.py
@@ -21,6 +21,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/mqtt/test_device_trigger.py b/tests/components/mqtt/test_device_trigger.py
index 844f34e8d4f..a46406c330f 100644
--- a/tests/components/mqtt/test_device_trigger.py
+++ b/tests/components/mqtt/test_device_trigger.py
@@ -16,6 +16,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/mqtt/test_trigger.py b/tests/components/mqtt/test_trigger.py
index b35082ef2c6..a26ecadb6bd 100644
--- a/tests/components/mqtt/test_trigger.py
+++ b/tests/components/mqtt/test_trigger.py
@@ -7,6 +7,7 @@ from homeassistant.setup import async_setup_component
 
 from tests.async_mock import ANY
 from tests.common import async_fire_mqtt_message, async_mock_service, mock_component
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/remote/test_device_action.py b/tests/components/remote/test_device_action.py
index 89d0f0de6bf..17165639e25 100644
--- a/tests/components/remote/test_device_action.py
+++ b/tests/components/remote/test_device_action.py
@@ -16,6 +16,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/remote/test_device_condition.py b/tests/components/remote/test_device_condition.py
index 2f01b4ab55f..e5a9bc3a9c9 100644
--- a/tests/components/remote/test_device_condition.py
+++ b/tests/components/remote/test_device_condition.py
@@ -19,6 +19,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/remote/test_device_trigger.py b/tests/components/remote/test_device_trigger.py
index 73feb3ea08f..eccf96c04f6 100644
--- a/tests/components/remote/test_device_trigger.py
+++ b/tests/components/remote/test_device_trigger.py
@@ -19,6 +19,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/search/test_init.py b/tests/components/search/test_init.py
index a379b91f82a..5710fa04698 100644
--- a/tests/components/search/test_init.py
+++ b/tests/components/search/test_init.py
@@ -3,6 +3,7 @@ from homeassistant.components import search
 from homeassistant.setup import async_setup_component
 
 from tests.common import MockConfigEntry
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 async def test_search(hass):
diff --git a/tests/components/sensor/test_device_condition.py b/tests/components/sensor/test_device_condition.py
index 0c0c9c6c22b..9a023d6f5ad 100644
--- a/tests/components/sensor/test_device_condition.py
+++ b/tests/components/sensor/test_device_condition.py
@@ -16,6 +16,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 from tests.testing_config.custom_components.test.sensor import DEVICE_CLASSES
 
 
diff --git a/tests/components/sensor/test_device_trigger.py b/tests/components/sensor/test_device_trigger.py
index dda57de0d9d..c39b4597632 100644
--- a/tests/components/sensor/test_device_trigger.py
+++ b/tests/components/sensor/test_device_trigger.py
@@ -20,6 +20,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 from tests.testing_config.custom_components.test.sensor import DEVICE_CLASSES
 
 
diff --git a/tests/components/sun/test_trigger.py b/tests/components/sun/test_trigger.py
index 2cb21051200..1a3de56964c 100644
--- a/tests/components/sun/test_trigger.py
+++ b/tests/components/sun/test_trigger.py
@@ -18,6 +18,7 @@ import homeassistant.util.dt as dt_util
 
 from tests.async_mock import patch
 from tests.common import async_fire_time_changed, async_mock_service, mock_component
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 ORIG_TIME_ZONE = dt_util.DEFAULT_TIME_ZONE
 
diff --git a/tests/components/switch/test_device_action.py b/tests/components/switch/test_device_action.py
index 204b2370cb8..4da401a215c 100644
--- a/tests/components/switch/test_device_action.py
+++ b/tests/components/switch/test_device_action.py
@@ -16,6 +16,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/switch/test_device_condition.py b/tests/components/switch/test_device_condition.py
index 6e542ee24d1..093758cbe62 100644
--- a/tests/components/switch/test_device_condition.py
+++ b/tests/components/switch/test_device_condition.py
@@ -19,6 +19,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/switch/test_device_trigger.py b/tests/components/switch/test_device_trigger.py
index 512942ca71b..34817b687f8 100644
--- a/tests/components/switch/test_device_trigger.py
+++ b/tests/components/switch/test_device_trigger.py
@@ -19,6 +19,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/tag/test_trigger.py b/tests/components/tag/test_trigger.py
index 0249acaf29b..3a83c8e5d2b 100644
--- a/tests/components/tag/test_trigger.py
+++ b/tests/components/tag/test_trigger.py
@@ -8,6 +8,7 @@ from homeassistant.components.tag.const import DOMAIN, TAG_ID
 from homeassistant.setup import async_setup_component
 
 from tests.common import async_mock_service
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/tasmota/test_device_trigger.py b/tests/components/tasmota/test_device_trigger.py
index 09c3d691b09..42fc5dc7a49 100644
--- a/tests/components/tasmota/test_device_trigger.py
+++ b/tests/components/tasmota/test_device_trigger.py
@@ -18,6 +18,7 @@ from tests.common import (
     async_fire_mqtt_message,
     async_get_device_automations,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 async def test_get_triggers(hass, device_reg, entity_reg, mqtt_mock, setup_tasmota):
diff --git a/tests/components/template/test_trigger.py b/tests/components/template/test_trigger.py
index 4bda4dc23ca..828cf1fb7b4 100644
--- a/tests/components/template/test_trigger.py
+++ b/tests/components/template/test_trigger.py
@@ -17,6 +17,7 @@ from tests.common import (
     async_mock_service,
     mock_component,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/vacuum/test_device_action.py b/tests/components/vacuum/test_device_action.py
index 47ce5423f7d..3edeaba2a41 100644
--- a/tests/components/vacuum/test_device_action.py
+++ b/tests/components/vacuum/test_device_action.py
@@ -14,6 +14,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/vacuum/test_device_condition.py b/tests/components/vacuum/test_device_condition.py
index 16715266b8c..3dc7a628741 100644
--- a/tests/components/vacuum/test_device_condition.py
+++ b/tests/components/vacuum/test_device_condition.py
@@ -19,6 +19,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/vacuum/test_device_trigger.py b/tests/components/vacuum/test_device_trigger.py
index f3439700e33..e3f615891e6 100644
--- a/tests/components/vacuum/test_device_trigger.py
+++ b/tests/components/vacuum/test_device_trigger.py
@@ -14,6 +14,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/water_heater/test_device_action.py b/tests/components/water_heater/test_device_action.py
index 3d3e70444b7..06bd43ec654 100644
--- a/tests/components/water_heater/test_device_action.py
+++ b/tests/components/water_heater/test_device_action.py
@@ -14,6 +14,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/webhook/test_trigger.py b/tests/components/webhook/test_trigger.py
index bb3cb680743..46459bd88c4 100644
--- a/tests/components/webhook/test_trigger.py
+++ b/tests/components/webhook/test_trigger.py
@@ -5,6 +5,7 @@ from homeassistant.core import callback
 from homeassistant.setup import async_setup_component
 
 from tests.async_mock import patch
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture(autouse=True)
diff --git a/tests/components/zha/test_device_action.py b/tests/components/zha/test_device_action.py
index de3a4eb1296..c0350ce63a5 100644
--- a/tests/components/zha/test_device_action.py
+++ b/tests/components/zha/test_device_action.py
@@ -16,6 +16,7 @@ from homeassistant.helpers.device_registry import async_get_registry
 from homeassistant.setup import async_setup_component
 
 from tests.common import async_mock_service, mock_coro
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 SHORT_PRESS = "remote_button_short_press"
 COMMAND = "command"
diff --git a/tests/components/zha/test_device_trigger.py b/tests/components/zha/test_device_trigger.py
index 801b6831379..b72f693e531 100644
--- a/tests/components/zha/test_device_trigger.py
+++ b/tests/components/zha/test_device_trigger.py
@@ -19,6 +19,7 @@ from tests.common import (
     async_get_device_automations,
     async_mock_service,
 )
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 ON = 1
 OFF = 0
diff --git a/tests/components/zone/test_trigger.py b/tests/components/zone/test_trigger.py
index 0477f9bead7..d7f5857b466 100644
--- a/tests/components/zone/test_trigger.py
+++ b/tests/components/zone/test_trigger.py
@@ -7,6 +7,7 @@ from homeassistant.core import Context
 from homeassistant.setup import async_setup_component
 
 from tests.common import async_mock_service, mock_component
+from tests.components.blueprint.conftest import stub_blueprint_populate  # noqa
 
 
 @pytest.fixture
diff --git a/tests/helpers/test_check_config.py b/tests/helpers/test_check_config.py
index 786fa986a14..1c25dbedcde 100644
--- a/tests/helpers/test_check_config.py
+++ b/tests/helpers/test_check_config.py
@@ -165,4 +165,4 @@ action:
     }
     with patch("os.path.isfile", return_value=True), patch_yaml_files(files):
         res = await async_check_ha_config_file(hass)
-        assert len(res["automation"]) == 1
+        assert len(res.get("automation", [])) == 1
diff --git a/tests/helpers/test_selector.py b/tests/helpers/test_selector.py
index 51490567d8e..a8410821c42 100644
--- a/tests/helpers/test_selector.py
+++ b/tests/helpers/test_selector.py
@@ -6,7 +6,25 @@ from homeassistant.helpers import selector
 
 
 @pytest.mark.parametrize(
-    "schema", ({}, {"non_existing": {}}, {"device": {}, "entity": {}})
+    "schema",
+    (
+        {"device": None},
+        {"entity": None},
+    ),
+)
+def test_valid_base_schema(schema):
+    """Test base schema validation."""
+    selector.validate_selector(schema)
+
+
+@pytest.mark.parametrize(
+    "schema",
+    (
+        {},
+        {"non_existing": {}},
+        # Two keys
+        {"device": {}, "entity": {}},
+    ),
 )
 def test_invalid_base_schema(schema):
     """Test base schema validation."""