Use setup_test_component_platform helper for binary_sensor entity component tests instead of hass.components (#114293)

tests/components/binary_sensor/conftest.py

@@ -0,0 +1,21 @@
+"""Fixtures for binary_sensor entity component tests."""
+
+import pytest
+
+from homeassistant.components.binary_sensor import BinarySensorDeviceClass
+
+from .common import MockBinarySensor
+
+
+@pytest.fixture
+def mock_binary_sensor_entities() -> dict[str, MockBinarySensor]:
+    """Return mock binary sensors."""
+    return {
+        device_class: MockBinarySensor(
+            name=f"{device_class} sensor",
+            is_on=True,
+            unique_id=f"unique_{device_class}",
+            device_class=device_class,
+        )
+        for device_class in BinarySensorDeviceClass
+    }